CHM Map_ug Map Ug

User Manual: CHM map_ug

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AutoCAD® Map 3D 2009

User's Guide

April 2008

©

2008 Autodesk, Inc. All Rights Reserved. Except as otherwise permitted by Autodesk, Inc., this publication, or parts thereof, may not be
reproduced in any form, by any method, for any purpose.
Certain materials included in this publication are reprinted with the permission of the copyright holder.
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Contents

Users Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Chapter 1

Getting Started Guide . . . . . . . . . . . . . . . . . . . . . . . 3
Getting Started with AutoCAD Map 3D . . . . . . . . . . . . . . . . . . 3
Overview of Features . . . . . . . . . . . . . . . . . . . . . . . . . 3
Overview of Map Files and Data Sources . . . . . . . . . . . . . . . 8
The Autodesk Value Chain . . . . . . . . . . . . . . . . . . . . . 12
Create, Edit, and Share Maps . . . . . . . . . . . . . . . . . . . . 13
Integrate GIS and CAD Data from Many Sources . . . . . . . . . . 18
Work with Geospatial Features and Drawing Objects . . . . . . . 21
Manage Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
The Autodesk Spatial Data File (SDF) . . . . . . . . . . . . . . . . 25
Attribute Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Edit Data In Its Source . . . . . . . . . . . . . . . . . . . . . . . . 27
Theme and Analyze Data . . . . . . . . . . . . . . . . . . . . . . 29
Send Maps to the Field . . . . . . . . . . . . . . . . . . . . . . . 33
Post Maps on a Web Site . . . . . . . . . . . . . . . . . . . . . . 33
Overview of Map Creation . . . . . . . . . . . . . . . . . . . . . 34
The User Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Introduction to the User Interface . . . . . . . . . . . . . . . . . 37
Switching Between Workspaces . . . . . . . . . . . . . . . . . . . 38
Menus and Toolbars . . . . . . . . . . . . . . . . . . . . . . . . . 39
Viewing Attribute Data . . . . . . . . . . . . . . . . . . . . . . . 39

iii

The Task Pane . . . . . . . . . . . . . . . . . . . . . . . . .
The Command Prompt . . . . . . . . . . . . . . . . . . . .
Finding Information . . . . . . . . . . . . . . . . . . . . . . . .
Using InfoCenter . . . . . . . . . . . . . . . . . . . . . . .
Using the Help . . . . . . . . . . . . . . . . . . . . . . . .
Tutorials . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Getting Help with AutoCAD . . . . . . . . . . . . . . . . .
Viewing the Readme . . . . . . . . . . . . . . . . . . . . .
Other Sources of Information . . . . . . . . . . . . . . . .
Autodesk Training Programs and Products . . . . . . . . . .
Printing this Documentation . . . . . . . . . . . . . . . . .
AutoCAD Map 3D Sample Data and Templates . . . . . . . . . .
Sample Data - Real World Data Sets and Data from Data
Providers . . . . . . . . . . . . . . . . . . . . . . . . . . .
Templates for Maps and Map Books . . . . . . . . . . . . .
Symbols for Water, Gas, Electric, and Emergency Response .
Symbols for General Use . . . . . . . . . . . . . . . . . . .
North Arrows, Scale Bars, and Other Map Elements . . . . .
Getting Additional Geospatial Data to Enhance Your Maps .
Tutorial Sample Files . . . . . . . . . . . . . . . . . . . . .
Additional AutoCAD Samples . . . . . . . . . . . . . . . . .

Chapter 2

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Setting Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Overview of Setting Up . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Setting Up AutoCAD Map 3D . . . . . . . . . . . . . . . . . . . . . . . 72
Overview of Setting Up AutoCAD Map 3D . . . . . . . . . . . . . 73
Setting Up Users and Assigning Rights . . . . . . . . . . . . . . . 74
Customizing Your Work Environment . . . . . . . . . . . . . . . 76
Creating New Coordinate Systems . . . . . . . . . . . . . . . . . 82
Setting Up Object Classification . . . . . . . . . . . . . . . . . 108
Setting Up for Digitizing . . . . . . . . . . . . . . . . . . . . . . 121
Setting Up Your Map File . . . . . . . . . . . . . . . . . . . . . . . . 130
Overview of Setting Up Your Map File . . . . . . . . . . . . . . 130
Logging Into AutoCAD Map 3D . . . . . . . . . . . . . . . . . . 132
Assigning Coordinate Systems . . . . . . . . . . . . . . . . . . . 133
Attaching Drawings . . . . . . . . . . . . . . . . . . . . . . . . 144
Setting Up a Query Library . . . . . . . . . . . . . . . . . . . . 160
Setting Up Annotation Templates . . . . . . . . . . . . . . . . . 171
Setting Up Object Data . . . . . . . . . . . . . . . . . . . . . . 179
Using Data from Feature Sources . . . . . . . . . . . . . . . . . 184
Setting Up Data Sources for Drawings . . . . . . . . . . . . . . . 184
Setting Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 194
Overview of Setting Options . . . . . . . . . . . . . . . . . . . . 195
Setting Task Pane Options . . . . . . . . . . . . . . . . . . . . . 199
Setting Drawing Options . . . . . . . . . . . . . . . . . . . . . 202
Setting Multi-user Options . . . . . . . . . . . . . . . . . . . . . 205

iv | Contents

Setting System Options . . . . . . . . . . . . . . .
Setting Coordinate System Options . . . . . . . . .
Setting Coordinate Geometry Options . . . . . . .
Setting Data Source Options for Drawings . . . . .
Setting Data View Options . . . . . . . . . . . . . .
Setting Geospatial Feature Editing Options . . . . .
Setting Metadata Options . . . . . . . . . . . . . .
Setting InfoCenter Options . . . . . . . . . . . . .
Associating Database Versions with File Extensions
Setting Query Options (DWG) . . . . . . . . . . . .
Using Associative Hatch . . . . . . . . . . . . . . .
Saving Option Settings . . . . . . . . . . . . . . . .
Setting Raster Image Options . . . . . . . . . . . .
Customizing and Automating Import and Export .

Chapter 3

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Bringing In Data . . . . . . . . . . . . . . . . . . . . . . . . . 253
Overview of Bringing In Data . . . . . . . . . . . . . . . . . .
Before You Bring In Data . . . . . . . . . . . . . . . . . . . . .
Creating a Map . . . . . . . . . . . . . . . . . . . . . . .
Organizing Layers in Your Map . . . . . . . . . . . . . .
Bringing in GIS Features . . . . . . . . . . . . . . . . . . . . .
Overview of Bringing In GIS Features . . . . . . . . . . .
Filtering Features When You Add Them to a Map . . . .
Bringing In Features from Oracle . . . . . . . . . . . . .
Bringing In Features from ArcSDE . . . . . . . . . . . . .
Bringing In Features from SQL Server . . . . . . . . . . .
Bringing In Features from MySQL . . . . . . . . . . . .
Bringing In Features from SHP . . . . . . . . . . . . . . .
Bringing In Features from SDF . . . . . . . . . . . . . . .
Accessing Data from ODBC . . . . . . . . . . . . . . . .
Bringing In Features from WFS . . . . . . . . . . . . . .
Repairing Broken Feature Connections . . . . . . . . . .
Bringing In Drawing Data From DWG Files . . . . . . . . . . .
Overview of Bringing in Drawing Data From DWG Files .
Bringing In Drawing Objects from AutoCAD Layers . . .
Bringing In Drawing Objects by Object Class . . . . . . .
Bringing In Drawing Objects by Location . . . . . . . . .
Bringing In Drawing Objects by Property . . . . . . . . .
Bringing In Drawing Objects Based on Attached Data . .
Bringing In Drawing Objects Based on Topology . . . . .
Combining Conditions . . . . . . . . . . . . . . . . . .
Converting Data From Other Formats to Drawing Objects . .
Overview of Converting Geospatial Data to Drawing
Objects . . . . . . . . . . . . . . . . . . . . . . . . . .
Styling Drawing Data Converted From a Geospatial Data
Store . . . . . . . . . . . . . . . . . . . . . . . . . . .

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Contents | v

Supported Import Formats . . . . . . . . . . . . . . . .
Specifying an Area to Import . . . . . . . . . . . . . .
Specifying an AutoCAD Layer During Import . . . . . .
Assigning an Object Class During Import . . . . . . . .
Performing a Coordinate Conversion During Import . .
Importing Attribute Data . . . . . . . . . . . . . . . .
Specifying How to Import Points . . . . . . . . . . . .
Importing Polygons . . . . . . . . . . . . . . . . . . .
Creating Centroids for Polygons . . . . . . . . . . . . .
Importing Objects with Links to an External Database .
Displaying Attribute Data as Text . . . . . . . . . . . .
Adding Rasters and Surfaces . . . . . . . . . . . . . . . . . .
Overview of Adding Rasters and Surfaces . . . . . . . .
Adding Raster-Based Surfaces to Your Map . . . . . . .
Adding 2D Rasters . . . . . . . . . . . . . . . . . . . .
Adding an Image from a WMS (Web Map Service) . . .
Making an Image Transparent . . . . . . . . . . . . . .
Specifying Image Insertion Point . . . . . . . . . . . .
Using Other Raster Image Formats . . . . . . . . . . .
Joining Data to GIS Features . . . . . . . . . . . . . . . . . .
Overview of Joins . . . . . . . . . . . . . . . . . . . .
Creating a Join . . . . . . . . . . . . . . . . . . . . . .
Modifying or Removing Joins . . . . . . . . . . . . . .
Editing Joined Data . . . . . . . . . . . . . . . . . . .
Using Joins with Calculated Properties . . . . . . . . .
Sharing Joined Data with Others . . . . . . . . . . . .
Adding Attributes to Drawing Objects . . . . . . . . . . . . .
Storing Attribute Data in the Drawing (Object Data) . .
Overview of Linking Database Records to Objects . . .
Creating a Link Template . . . . . . . . . . . . . . . .
Opening a Linked Database Table . . . . . . . . . . . .
Manually Linking Database Records to Objects . . . . .
Automatically Linking Database Records to Objects . .
Converting Object Data to Database Links . . . . . . .
Editing Database Links . . . . . . . . . . . . . . . . . .
Editing a Link Template . . . . . . . . . . . . . . . . .
Using Open Source FDO Providers . . . . . . . . . . . . . .
Bringing In AutoCAD Civil 3D Data . . . . . . . . . . . . . .

Chapter 4

Managing

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Data . . . . . . . . . . . . . . . . . . . . . . . . . 475

Overview of Managing Data . . . . . . . . . . . . . . . . . .
About Geospatial Feature Classes, Data Stores, and Schemas .
Overview of Geospatial Data . . . . . . . . . . . . . .
Working with FDO Schemas . . . . . . . . . . . . . . .
Working with Oracle Data . . . . . . . . . . . . . . . .
Working with SQL Server Data . . . . . . . . . . . . .

vi | Contents

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Working with MySQL Data . . . . . . . . . . . . . . .
Working with SDF Data . . . . . . . . . . . . . . . . .
Working with SHP Data . . . . . . . . . . . . . . . . .
Working with ODBC Data . . . . . . . . . . . . . . . .
Working with ESRI ArcSDE Data . . . . . . . . . . . . .
Working with WFS Data . . . . . . . . . . . . . . . . .
Working with Feature Sources . . . . . . . . . . . . . . . . .
Overview of Working with Feature Sources . . . . . . .
Setting Up Database Users . . . . . . . . . . . . . . . .
Creating a Data Store . . . . . . . . . . . . . . . . . .
Deleting a Feature Source . . . . . . . . . . . . . . . .
Working with Schemas . . . . . . . . . . . . . . . . . . . . .
Overview of Working with Schemas . . . . . . . . . . .
Creating a New Schema . . . . . . . . . . . . . . . . .
Setting Up Constraints in the Schema Editor . . . . . .
Exposing a Native Database View in a Schema . . . . .
Importing and Exporting a Schema . . . . . . . . . . .
Viewing a Schema . . . . . . . . . . . . . . . . . . . .
Editing a Schema . . . . . . . . . . . . . . . . . . . . .
Deleting Schemas . . . . . . . . . . . . . . . . . . . .
Undoing Schema Changes . . . . . . . . . . . . . . . .
Migrating Data . . . . . . . . . . . . . . . . . . . . . . . . .
Overview of Migrating Data . . . . . . . . . . . . . . .
Migrating GIS Data (Bulk Copy) . . . . . . . . . . . . .
Understanding How Bulk Copy Converts Data Types .
Fixing Geometry Issues After a Bulk Copy . . . . . . .
Reviewing the Bulk Copy Log Information . . . . . . .
Migrating DWG Data to GIS . . . . . . . . . . . . . . .

Chapter 5

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Visualization and Styling . . . . . . . . . . . . . . . . . . . . . 533
Overview of Visualization and Styling . . . . . .
Controlling the Display of Your Map . . . . . .
Overview of the Display Manager . . . . .
Controlling Display Order . . . . . . . . .
Setting Map Scale . . . . . . . . . . . . .
Creating Multiple Display Maps . . . . . .
Styling Features . . . . . . . . . . . . . . . . .
Overview of Styling Features . . . . . . . .
Defining Scale Ranges . . . . . . . . . . .
Styling Point Features . . . . . . . . . . .
Styling Line Features . . . . . . . . . . . .
Styling Area Features . . . . . . . . . . . .
Labeling Features . . . . . . . . . . . . . .
Saving and Loading Styled Feature Layers .
Styling Drawing Layers . . . . . . . . . . . . . .
Overview of Styling Drawing Layers . . . .

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. 538
. 539
. 540
. 540
. 543
. 544
. 546
. 547
. 549
. 549
. 549
. 550

Contents | vii

Styling a Drawing Layer . . . . . . . . . . . . . . . . .
Creating a Style . . . . . . . . . . . . . . . . . . . . .
Combining Styles . . . . . . . . . . . . . . . . . . . .
Modifying a Style . . . . . . . . . . . . . . . . . . . .
Saving a Display Style in the Library . . . . . . . . . .
Referencing a Library Style . . . . . . . . . . . . . . .
Creating and Modifying a Display Manager Scale
Threshold . . . . . . . . . . . . . . . . . . . . . . .
Viewing Styles at All Scale Thresholds . . . . . . . . . .
Styling Raster Images . . . . . . . . . . . . . . . . . . . . . .
Overview of Styling Raster Images . . . . . . . . . . . .
Changing Brightness, Color, or Transparency for Raster
Images . . . . . . . . . . . . . . . . . . . . . . . . .
Viewing Raster Images . . . . . . . . . . . . . . . . . .

Chapter 6

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. . . . . 569
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Creating and Editing Data . . . . . . . . . . . . . . . . . . . . 573
Overview of Creating and Editing Data . . . . . . . . . . . . .
Working with Features . . . . . . . . . . . . . . . . . . . . . .
Overview of Working with Features . . . . . . . . . . . .
Creating New Features . . . . . . . . . . . . . . . . . . .
Checking In Features . . . . . . . . . . . . . . . . . . . .
Checking Out Features . . . . . . . . . . . . . . . . . . .
Cancelling Check Out . . . . . . . . . . . . . . . . . . .
Updating Edits Automatically . . . . . . . . . . . . . . .
Editing Features . . . . . . . . . . . . . . . . . . . . . .
Working Offline . . . . . . . . . . . . . . . . . . . . . .
Managing Versions . . . . . . . . . . . . . . . . . . . . .
Working with Drawing Objects . . . . . . . . . . . . . . . . .
Overview of Working with Drawing Objects . . . . . . .
Editing Data in Attached Drawings . . . . . . . . . . . .
Cleaning Up Drawing Data . . . . . . . . . . . . . . . .
Creating, Editing, and Managing Topologies . . . . . . .
Using Map Editing Tools . . . . . . . . . . . . . . . . . .
Working with Polygon Objects . . . . . . . . . . . . . .
Adding and Deleting Annotation . . . . . . . . . . . . .
Using Object Classification . . . . . . . . . . . . . . . .
Entering Coordinate Geometry . . . . . . . . . . . . . . . . .
Overview of Coordinate Geometry Commands . . . . . .
Using Angle and Distance to Specify a Point . . . . . . .
Using Bearing and Distance to Specify a Point . . . . . .
Using Deflection and Distance to Specify a Point . . . .
Using Azimuth and Distance to Specify a Point . . . . .
Working with Attribute Data and Object Data . . . . . . . . .
Viewing External Data Sources for Drawing Object Data .
Entering and Editing Object Data . . . . . . . . . . . . .
Digitizing Objects . . . . . . . . . . . . . . . . . . . . . . . .

viii | Contents

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. 573
. 575
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. 582
. 583
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. 636
. 688
. 785
. 810
. 835
. 836
. 850
. 850
. 852
. 854
. 856
. 857
. 859
. 859
. 873
. 884

Overview of Digitizing Maps . . . . . . . . . . .
Overview of Digitizing Objects . . . . . . . . . .
Digitizing Using MAPDIGITIZE . . . . . . . . . .
Attaching Object Data As You Digitize . . . . . .
Linking Database (SQL) Records as You Digitize .

Chapter 7

Annotating

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. 884
. 890
. 892
. 893
. 895

Maps . . . . . . . . . . . . . . . . . . . . . . . . 899

Overview of Annotating Maps . . . . . . . . . . .
Adding Labels . . . . . . . . . . . . . . . . . . .
Adding Labels to Features . . . . . . . . . .
Allowing Labels to Obscure Points . . . . .
Displaying Fixed Labels at Point Locations .
Annotating Drawing Objects . . . . . . . . . . .
Overview of Annotation . . . . . . . . . . .
Attaching Annotation to Objects . . . . . .
Refreshing Annotation . . . . . . . . . . . .
Updating Annotation . . . . . . . . . . . .
Deleting Annotation from Drawings . . . .
Working with Annotation Layers . . . . . . . . .
Creating Annotation Layers . . . . . . . . .
Styling an Annotation Layer . . . . . . . . .
Adding Text to an Annotation Layer . . . .
Editing an Annotation . . . . . . . . . . . .
Adding a Legend . . . . . . . . . . . . . . . . . .
Annotating with AutoCAD Text Objects . . . . .

Chapter 8

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. 899
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. 900
. 903
. 903
. 904
. 905
. 907
. 909
. 910
. 911
. 912
. 912
. 913
. 914
. 915
. 916
. 918

Analyzing Data . . . . . . . . . . . . . . . . . . . . . . . . . . 919
Overview of Analyzing Data . . . . . . . . . . . . .
Getting Information About Features and Objects . .
Getting Information about Features . . . . . .
Getting Information About Drawing Objects .
Measuring and Tracking Coordinates . . . . . . . .
Overview of Measuring and Tracking . . . . .
Tracking Coordinates . . . . . . . . . . . . .
Measuring Geodetic Distance . . . . . . . . .
Measuring Coordinate Geometry . . . . . . .
Creating Themes . . . . . . . . . . . . . . . . . . .
Overview of Creating Themes . . . . . . . . .
Theming Features . . . . . . . . . . . . . . .
Theming Drawing Data . . . . . . . . . . . .
Analyzing Raster-Based Surfaces . . . . . . . . . . .
Overview of Analyzing Raster-Based Surfaces .
Adding and Modifying Contour Lines . . . .
Draping Map Data Over 3D Surfaces . . . . .
Viewing Surfaces in 3D . . . . . . . . . . . .

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. 919
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. 965
. 975
. 975
. 976
. 979
. 981

Contents | ix

Using Hillshading and Vertical Exaggeration . . . . . . . . . . . 986
Theming Surfaces to Analyze Height, Slope, and Aspect . . . . . 989
Changing Colors in a Themed Surface . . . . . . . . . . . . . . 991
Finding and Selecting Data . . . . . . . . . . . . . . . . . . . . . . . 993
Finding and Selecting Features . . . . . . . . . . . . . . . . . . 993
Buffering Features in Your Map . . . . . . . . . . . . . . . . . 1004
Finding and Querying Drawing Objects . . . . . . . . . . . . . 1006
Analyzing Drawing Topologies . . . . . . . . . . . . . . . . . . . . . 1085
Overview of Analyzing Drawing Topologies . . . . . . . . . . . 1086
Performing a Shortest Path Trace . . . . . . . . . . . . . . . . . 1090
Performing a Best Route Analysis . . . . . . . . . . . . . . . . 1093
Performing a Flood Trace . . . . . . . . . . . . . . . . . . . . . 1099
Overlaying Two Topologies . . . . . . . . . . . . . . . . . . . . 1102
Dissolving a Composite Topology . . . . . . . . . . . . . . . . 1108
Buffering a Topology . . . . . . . . . . . . . . . . . . . . . . . 1111
Querying a Topology . . . . . . . . . . . . . . . . . . . . . . . 1114
Saving a Temporary Topology . . . . . . . . . . . . . . . . . . 1120

Chapter 9

Publishing and Sharing Maps . . . . . . . . . . . . . . . . . 1123
Overview of Publishing and Sharing . . . . . . . . . . . . . . . .
Publishing Maps . . . . . . . . . . . . . . . . . . . . . . . . . .
Overview of Publishing Maps . . . . . . . . . . . . . . . .
Publishing a Map to a Plotter . . . . . . . . . . . . . . . .
Publishing to DWF . . . . . . . . . . . . . . . . . . . . . .
Publishing to PDF . . . . . . . . . . . . . . . . . . . . . .
Publishing to a Web Page . . . . . . . . . . . . . . . . . . .
Using eTransmit . . . . . . . . . . . . . . . . . . . . . . .
Publishing to MapGuide . . . . . . . . . . . . . . . . . . .
Viewing Publish to MapGuide Results . . . . . . . . . . . .
Publishing Map Books . . . . . . . . . . . . . . . . . . . .
Converting and Exporting . . . . . . . . . . . . . . . . . . . . .
Overview of Converting and Exporting . . . . . . . . . . .
Supported Objects . . . . . . . . . . . . . . . . . . . . . .
Supported Formats . . . . . . . . . . . . . . . . . . . . . .
Exporting To Autodesk SDF (Spatial Data File) . . . . . . . .
Exporting DWG Data to SDF2 Format . . . . . . . . . . . .
Exporting To ESRI Arc/INFO Coverages . . . . . . . . . . .
Exporting to ESRI ArcSDE . . . . . . . . . . . . . . . . . .
Exporting to ESRI ShapeFile . . . . . . . . . . . . . . . . .
Exporting To MapInfo MIF/MID . . . . . . . . . . . . . . .
Exporting To MapInfo TAB . . . . . . . . . . . . . . . . . .
Exporting To MicroStation Design (DGN) Versions 7 and 8 .
Exporting To Geographic Markup Language (GML) . . . . .
Exporting To VML (Vector Markup Language) . . . . . . . .
Exporting to Multiple Classes . . . . . . . . . . . . . . . .
Exporting To Shape Multiclass . . . . . . . . . . . . . . . .

x | Contents

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. 1180
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. 1185
. 1186
. 1189
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. 1191
. 1194

Mapping Drawing Attributes to Feature Class Properties .
Exporting Text Enclosed in a Polyline . . . . . . . . . . .
Exporting Polygons from a Polygon Topology . . . . . . .
Saving Drawing Objects to a DXF File . . . . . . . . . . .
Exporting Maps to DWG Format . . . . . . . . . . . . . .
Exporting DWG Data to an FDO Data Store . . . . . . . .
Exporting DWG Data to an Image Format . . . . . . . . .
Moving DWG Data to a Spatial Data Store and Back Again
Saving or Exporting a Display Manager Layer . . . . . . .
Exporting and Printing Attribute Data . . . . . . . . . . . . . .
Overview of Exporting Attribute Data . . . . . . . . . . .
Exporting from the Data Table . . . . . . . . . . . . . . .
Printing from the Data View . . . . . . . . . . . . . . . .
Creating a Drawing Object Report (DWG) . . . . . . . . .

Chapter 10

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. 1217

Working with Metadata . . . . . . . . . . . . . . . . . . . . 1223
Overview of Working with Metadata . . . . . . . . . . . . .
Setting Metadata Options . . . . . . . . . . . . . . . . . .
Creating and Viewing Metadata . . . . . . . . . . . . . . .
Working with Metadata Style Sheets . . . . . . . . . . . . .
Working with Metadata Templates . . . . . . . . . . . . . .
Overview of Metadata Templates . . . . . . . . . . . .
Using Metadata Templates . . . . . . . . . . . . . . .
Previewing Metadata Templates . . . . . . . . . . . .
Setting a Default Metadata Template . . . . . . . . . .
Deactivating Metadata Templates . . . . . . . . . . .
Exporting Metadata Templates . . . . . . . . . . . . .
Removing Metadata Templates . . . . . . . . . . . . .
Editing Metadata . . . . . . . . . . . . . . . . . . . . . . .
Overview of Editing Metadata . . . . . . . . . . . . .
Updating Metadata . . . . . . . . . . . . . . . . . . .
Copying and Pasting Metadata . . . . . . . . . . . . .
Adding and Deleting Records in the Metadata Editor .
Working with Compound Metadata Elements . . . . .
Using the Record Navigator . . . . . . . . . . . . . .
Auditing Metadata . . . . . . . . . . . . . . . . . . .
Sharing Metadata . . . . . . . . . . . . . . . . . . . . . . .
Overview of Sharing Metadata . . . . . . . . . . . . .
Importing Metadata . . . . . . . . . . . . . . . . . .
Exporting Metadata . . . . . . . . . . . . . . . . . . .
Publishing and Printing Metadata . . . . . . . . . . .

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Reference Guide . . . . . . . . . . . . . . . . . . . . . . . . 1257

Contents | xi

Chapter 11

Command Reference . . . . . . . . . . . . . . . . . . . . . . 1259
Mapping Commands . . .
Discontinued Commands
Wildcard Characters . . .
Improving Performance .

Chapter 12

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. 1259
. 1274
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. 1279

Expression Evaluator . . . . . . . . . . . . . . . . . . . . . . 1283
Functions . . . . . . . . . . . . . . . . . . . . . . .
Arithmetic Functions . . . . . . . . . . . . . .
String-Handling Functions . . . . . . . . . . .
Equality and Conditional Functions . . . . . .
Symbol-Handling Functions . . . . . . . . . .
Conversion Functions . . . . . . . . . . . . .
Other Functions . . . . . . . . . . . . . . . .
Variables . . . . . . . . . . . . . . . . . . . . . . .
Dot Variables . . . . . . . . . . . . . . . . . .
Object Data Variables . . . . . . . . . . . . . .
Block Attribute Variables . . . . . . . . . . . .
SQL Variables and Expressions . . . . . . . . .
Object Classification Variables . . . . . . . . .
AutoLISP Variables . . . . . . . . . . . . . . .
EED Expressions . . . . . . . . . . . . . . . .
Using Color in Expressions . . . . . . . . . . . . . .
Tips and Suggestions for the Expression Evaluator .

Chapter 13

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. 1297

Expression Builder . . . . . . . . . . . . . . . . . . . . . . . 1299
Using the Expression Builder . . . . . . . . . . . . . . . . . . . . . . 1299

Dialog Boxes . . . . . . . . . . . . . . . . . . . . . . . . . . 1301
Chapter 14

Analyzing Data Dialog Boxes . . . . . . . . . . . . . . . . . . 1303
Buffer Features dialog box . .
Buffer Warning dialog box . .
Contour dialog box . . . . . .
Hillshade Settings dialog box .

Chapter 15

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Annotation Dialog Boxes . . . . . . . . . . . . . . . . . . . . 1307
Annotation Delete dialog box . . . . . .
Annotation Refresh dialog box . . . . . .
Annotation Text dialog box . . . . . . .
Annotation Update dialog box . . . . . .
Define Annotation Template dialog box .

xii | Contents

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Edit Expression dialog box . . . . . . . . . . . . . . . . . . . . . . . 1312
Insert Annotation dialog box . . . . . . . . . . . . . . . . . . . . . . 1312
New Annotation Template Name dialog box . . . . . . . . . . . . . 1314

Chapter 16

Autodesk MapGuide Dialog Boxes . . . . . . . . . . . . . . . 1315
Publish to Autodesk MapGuide . . . . . .
Publish to MapGuide Results . . . . . . . .
Expression dialog box . . . . . . . . . . .
Define New Object Data Field dialog box .
New Layer dialog box . . . . . . . . . . . .
Autodesk MapGuide Export dialog box . .
Autodesk MapGuide Import dialog box . .

Chapter 17

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. 1320

Cleaning Up Maps Dialog Boxes . . . . . . . . . . . . . . . . 1323
Cleanup Methods Page .
Error Markers Page . . .
Select Actions Page . . .
Drawing Cleanup . . . .
Drawing Cleanup Errors
Select Objects Page . . .

Chapter 18

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. 1323
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Coordinate Systems Dialog Boxes . . . . . . . . . . . . . . . 1335
MAPDIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1335
Assign Global Coordinate System dialog box . . . . . . . . . . . . . 1336
Select Drawings to Assign Coordinate System dialog box . . . . . . . 1337

Chapter 19

Data Connect Dialog Boxes . . . . . . . . . . . . . . . . . . 1339
Create a Join / Edit a Join dialog box . . . .
Create Data Store dialog box . . . . . . . .
Feature Information dialog box . . . . . .
Feature Source Scope . . . . . . . . . . . .
Feature Source Administration dialog box .
Feature Source Connection dialog box . . .
Manage Layer Data dialog box . . . . . . .
Save Features dialog box . . . . . . . . . .
Save Version dialog box . . . . . . . . . .
User Credentials dialog box . . . . . . . .
View Query Statement dialog box . . . . .

Chapter 20

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. 1341
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. 1343
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. 1345
. 1345

Data Table Dialog Box . . . . . . . . . . . . . . . . . . . . . 1347
Data Table dialog box . . . . . . . . . . . . . . . . . . . . . . . . . . 1347

Contents | xiii

Chapter 21

Digitizing Dialog Boxes . . . . . . . . . . . . . . . . . . . . . 1351
MAPDIGITIZE (Digitize command) . . . . . .
Data to Attach dialog box . . . . . . . . . . .
Digitize Setup dialog box . . . . . . . . . . . .
Link Template Data Entry dialog box . . . . .
Link Template Key Column Entry dialog box .

Chapter 22

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. 1351
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. 1355
. 1356

Display Manager Dialog Boxes . . . . . . . . . . . . . . . . . 1357
MAPDISPLAYLIBRARY (Display Library command) . . .
MAPDISPLAYMANAGER (Display Manager command) .
Alter Block Insertion dialog box . . . . . . . . . . . . .
Alter Line Format dialog box . . . . . . . . . . . . . . .
Alter Linetype dialog box . . . . . . . . . . . . . . . . .
Alter Lineweight dialog box . . . . . . . . . . . . . . .
Alter Plotstyle dialog box . . . . . . . . . . . . . . . . .
Copy Scale dialog box . . . . . . . . . . . . . . . . . .
Define Hatch dialog box . . . . . . . . . . . . . . . . .
Define Text dialog box . . . . . . . . . . . . . . . . . .
Edit Text Instance dialog box . . . . . . . . . . . . . . .
Import Old Theme dialog box . . . . . . . . . . . . . .
New Scale dialog box . . . . . . . . . . . . . . . . . . .
Range of Values dialog box . . . . . . . . . . . . . . . .
Select Display Element dialog box . . . . . . . . . . . .
Source Drawing Scope dialog box . . . . . . . . . . . .
Style Band dialog box . . . . . . . . . . . . . . . . . . .
Style Label dialog box . . . . . . . . . . . . . . . . . .
Style Line dialog box . . . . . . . . . . . . . . . . . . .
Style Point dialog box . . . . . . . . . . . . . . . . . .
Style Area dialog box . . . . . . . . . . . . . . . . . . .
Style Text Layer dialog box . . . . . . . . . . . . . . . .
Thematic Mapping dialog box . . . . . . . . . . . . . .
Thematic Values dialog box . . . . . . . . . . . . . . .
Theme dialog box . . . . . . . . . . . . . . . . . . . . .

Chapter 23

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. 1360
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. 1361
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. 1364
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. 1365
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. 1370
. 1372
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. 1376
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. 1380

Editing Maps Dialog Boxes . . . . . . . . . . . . . . . . . . . 1385
ADEFILLPOLYG (Fill Closed Polyline command) .
ADERSHEET (Rubber Sheet command) . . . . . . .
ADETRANSFORM (Transform command) . . . . .
MAPFEATUREMERGE . . . . . . . . . . . . . . . .
MAPFEATURESPLIT . . . . . . . . . . . . . . . . .
MAPIGNORESPLITMERGERULES . . . . . . . . .
MAPLINESTRINGCREATE . . . . . . . . . . . . .
MAPLINESTRINGEDIT . . . . . . . . . . . . . . .
MAPMULTILINESTRINGCREATE . . . . . . . . . .

xiv | Contents

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MAPMULTILINESTRINGEDIT . . . . .
MAPMULTIPOINTCREATE . . . . . . .
MAPMULTIPOINTEDIT . . . . . . . . .
MAPMULTIPOLYGONCREATE . . . . .
MAPMULTIPOLYGONEDIT . . . . . . .
MAPPOINTCREATE . . . . . . . . . . .
MAPPOLYGONCREATE . . . . . . . . .
MAPPOLYGONEDIT . . . . . . . . . .
Break Objects at Boundary dialog box .
Split and Merge Rules dialog box . . . .
Trim Objects at Boundary dialog box .

Chapter 24

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. 1401
. 1402
. 1404
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. 1408

External Databases Dialog Boxes . . . . . . . . . . . . . . . . 1411
Associate Database Versions dialog box . . . . . . .
Column dialog box . . . . . . . . . . . . . . . . . .
Column Values dialog box . . . . . . . . . . . . . .
Configure Data Source dialog box . . . . . . . . . .
Connect Data Source dialog box . . . . . . . . . . .
Convert Object Data to Database Links dialog box .
Define Link Template dialog box (MAPOD2ASE) . .
Define Link Template dialog box (MAPDEFINELT) .
Source dialog box . . . . . . . . . . . . . . . . . . .
Disconnect Data Source dialog box . . . . . . . . .
Header/Footer dialog box . . . . . . . . . . . . . . .
Link Template Properties dialog box . . . . . . . . .
Page Setup dialog box . . . . . . . . . . . . . . . .
Select Database Version dialog box . . . . . . . . . .
Select Existing Link Template dialog box . . . . . .
Select Link Template dialog box . . . . . . . . . . .
Select Link Templates dialog box . . . . . . . . . . .
Select Query dialog box . . . . . . . . . . . . . . . .
Select Table dialog box (MAPBROWSETBL) . . . . .
Sort dialog box . . . . . . . . . . . . . . . . . . . .
Table Filter dialog box . . . . . . . . . . . . . . . .
Table Filter History dialog box . . . . . . . . . . . .
Table Properties dialog box . . . . . . . . . . . . . .
Zoom Scale dialog box . . . . . . . . . . . . . . . .

Chapter 25

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. 1428
. 1428
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. 1432
. 1433
. 1433

Import Export Dialog Boxes . . . . . . . . . . . . . . . . . . 1435
Attribute Data dialog box . . . . . . . . . . . . . .
Block Mapping dialog box . . . . . . . . . . . . .
Conflict Resolution dialog box . . . . . . . . . . .
Coordinate System Translation dialog box . . . . .
Define Link Template dialog box (MAPIMPORT4) .
Export dialog box . . . . . . . . . . . . . . . . . .

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. 1437
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. 1440
. 1440

Contents | xv

Object Class Attribute Mapping dialog box . . . . . . . . . . . .
Import dialog box . . . . . . . . . . . . . . . . . . . . . . . . .
Import Data Options dialog box (MAPIMPORT4) . . . . . . . . .
Layer Mapping dialog box (MAPIMPORT4) . . . . . . . . . . . .
Layer Mapping dialog box (Import) . . . . . . . . . . . . . . . .
Layers to DGN Levels dialog box . . . . . . . . . . . . . . . . . .
Link Template to Export dialog box . . . . . . . . . . . . . . . .
Map Data Elements to Block Name dialog box (MAPIMPORT4) .
Map Data Elements to Layers dialog box (MAPIMPORT4) . . . . .
Map Data Elements to SQL dialog box (MAPIMPORT4) . . . . . .
Map Export dialog box . . . . . . . . . . . . . . . . . . . . . . .
Map Export Options dialog box . . . . . . . . . . . . . . . . . .
New Property Data Type dialog box . . . . . . . . . . . . . . . .
Feature Class Property Mapping dialog box . . . . . . . . . . . .
Property Value Mapping . . . . . . . . . . . . . . . . . . . . . .
Map Import dialog box . . . . . . . . . . . . . . . . . . . . . . .
New Layer dialog box . . . . . . . . . . . . . . . . . . . . . . . .
Object Data Table dialog box (Export) . . . . . . . . . . . . . . .
Object Data Table dialog box (Import) . . . . . . . . . . . . . . .
Object Data/External Database Mapping dialog box . . . . . . . .
Point Mapping dialog box . . . . . . . . . . . . . . . . . . . . .
Design File Input Settings . . . . . . . . . . . . . . . . . . . . .
Design File Output Settings . . . . . . . . . . . . . . . . . . . . .

Chapter 26

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. 1470

Managing Data Dialog Boxes . . . . . . . . . . . . . . . . . 1471
Schema Editor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1471
Bulk Copy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1474
Create Data Store Dialog Box . . . . . . . . . . . . . . . . . . . . . . 1476

Chapter 27

Metadata Dialog Boxes . . . . . . . . . . . . . . . . . . . . . 1479
Metadata Viewerdialog boxesMetadata ViewerMetadata
Metadata Editor . . . . . . . . . . . . . . . . . . . . . .
Attribute Editor . . . . . . . . . . . . . . . . . . . . . .
Metadata Options dialog box . . . . . . . . . . . . . . .
Import Metadata Options dialog box . . . . . . . . . .
Export Metadata dialog box . . . . . . . . . . . . . . .
Create Metadata Template dialog box . . . . . . . . . .
Compound Element Metadata Editors . . . . . . . . . .

Chapter 28

Viewer .
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. 1486
. 1487
. 1488
. 1488

Object Classification Dialog Boxes . . . . . . . . . . . . . . . 1511
MAPSELECTCLASSIFIED (Select Classified Objects command) . . . . 1511
MAPSELECTUNCLASSIFIED (Select Unclassified Objects
command) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1512
MAPSELECTUNDEFINED (Select Undefined Objects command) . . . 1512

xvi | Contents

Attach Object Class Definition File dialog box .
Classified Property List dialog box . . . . . . .
Classify dialog box . . . . . . . . . . . . . . .
Classify Objects dialog box . . . . . . . . . . .
Color Range Editor dialog box . . . . . . . . .
Define Object Classification dialog box . . . .
Layer Range Editor dialog box . . . . . . . . .
Linetype Range Editor dialog box . . . . . . .
Lineweight Range Editor dialog box . . . . . .
New Object Class Definition File dialog box . .
New Property dialog box . . . . . . . . . . . .
Plotstyle Range Editor dialog box . . . . . . .

Chapter 29

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. 1527
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. 1551
. 1552
. 1552
. 1555
. 1557
. 1558

Printing and Publishing Dialog Boxes . . . . . . . . . . . . . 1561
Create Map Book/Edit Map Book dialog box . . . . . .
Identify Map Book Template Placeholders dialog box .
Map Book Properties dialog box . . . . . . . . . . . .
Tile Properties dialog box . . . . . . . . . . . . . . . .
Select Plot Set to Convert dialog box . . . . . . . . . .
Map Information dialog box . . . . . . . . . . . . . .
Plot Map Set dialog boxes . . . . . . . . . . . . . . .

Chapter 33

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Polygon Object Dialog Boxes . . . . . . . . . . . . . . . . . 1551
MAPPOLYLINETOPOLYGON (Convert Polylines to Polygons
command) . . . . . . . . . . . . . . . . . . . . . . . . . .
MAPUSEMPOLYGON . . . . . . . . . . . . . . . . . . . . . .
MAPMPEDIT (Edit Polygon command) . . . . . . . . . . . .
MPSPLIT (Split Polygon command) . . . . . . . . . . . . . .
Create Polygons From Topology dialog box . . . . . . . . . .
Polygon Fill Properties dialog box . . . . . . . . . . . . . . .

Chapter 32

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Object Data Dialog Boxes . . . . . . . . . . . . . . . . . . . 1527
Attach Object Data dialog box . . . . .
Attach/Detach Object Data dialog box .
Edit Object Data dialog box . . . . . .
Rename Table dialog box . . . . . . . .
Select Link Template Key dialog box . .

Chapter 31

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. 1561
. 1563
. 1564
. 1565
. 1565
. 1566
. 1567

Query Dialog Boxes . . . . . . . . . . . . . . . . . . . . . . . 1569
Alternate Font dialog box . . . .
Change Category dialog box . . .
Data Condition dialog box . . . .
Define New Category dialog box .
Define Query dialog box . . . . .

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. 1569
. 1569
. 1570
. 1572
. 1572

Contents | xvii

Define Range Table dialog box . . . . . . .
Define Text dialog box . . . . . . . . . . .
Hatch Options dialog box . . . . . . . . .
Load Internal Query dialog box . . . . . .
Location Condition dialog box . . . . . . .
New Range Table dialog box . . . . . . . .
Output Report Options dialog box . . . . .
Property Condition dialog box . . . . . . .
Query Library Administration dialog box .
Rename Category dialog box . . . . . . . .
Rename Range Table dialog box . . . . . .
Run Library Query dialog box . . . . . . .
Save Current Query dialog box . . . . . . .
Set Property Alterations dialog box . . . .
SQL Condition History dialog box . . . . .
SQL Link Condition dialog box . . . . . .
Type SQL Condition dialog box . . . . . .

Chapter 34

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. 1580
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. 1584
. 1587
. 1587
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. 1595
. 1595
. 1596
. 1596
. 1598
. 1601
. 1601
. 1605

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. 1607
. 1607
. 1609
. 1609
. 1611
. 1611
. 1612
. 1614
. 1617

Saving Objects Dialog Boxes . . . . . . . . . . . . . . . . . . 1619
ADEREMOBJS (Remove Objects from Save Set command)
ADESELOBJS (Select Objects for Save Back command) . .
ADESHOWOBJS (Show Objects in Save Set command) . .
Save Objects to Source Drawings dialog box . . . . . . . .
Who Has It Information dialog box . . . . . . . . . . . .

Chapter 36

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Raster Image Dialog Boxes . . . . . . . . . . . . . . . . . . . 1607
MAPIFRAME (Image Frame command) .
Image Correlation dialog box . . . . . .
Image Information dialog box . . . . . .
Image Management dialog box . . . . . .
Image Management Layout dialog box .
Image Select dialog box . . . . . . . . . .
Insert Image dialog box . . . . . . . . . .
Raster Extension Options dialog box . . .
Transparency Color dialog box . . . . . .

Chapter 35

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. 1619
. 1620
. 1621
. 1621
. 1623

Setting Map Options Dialog Boxes . . . . . . . . . . . . . . 1625
MAPABOUT (About AutoCAD Map 3D command) .
MAPAUTOCHECKOUT . . . . . . . . . . . . . . . .
MAPDOCKWSPACE (Dock Task Pane command) . .
MAPEDITSETAUTO . . . . . . . . . . . . . . . . . .
MAPFEATUREEDITTOOLS . . . . . . . . . . . . . .
MAPWSFOCUS . . . . . . . . . . . . . . . . . . . .
MAPWSPACE (Task Pane command) . . . . . . . . .

xviii | Contents

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. 1625
. 1625
. 1626
. 1626
. 1626
. 1627
. 1628

MAPWSREFRESH . . . . . . . . . . . . .
AutoCAD Map Options dialog box . . . .
Coordinate Geometry Setup dialog box .
Define/Modify Drawing Set dialog box .
Drawing Maintenance dialog box . . . .
Drawing Set Display Filter dialog box . .
Drawing Settings dialog box . . . . . . .
Drawing Statistics dialog box . . . . . . .
Drive Alias Administration dialog box . .
Feature Editing Options dialog box . . .
Generate Object Data Index dialog box .
Index Maintenance dialog box . . . . . .
Remove Object Data Index dialog box . .
Select Alias dialog box . . . . . . . . . .
Undefined Alias Referenced dialog box .
User Administration dialog box . . . . .
User Information dialog box . . . . . . .
User Login dialog box . . . . . . . . . .

Chapter 37

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. 1628
. 1628
. 1637
. 1638
. 1640
. 1642
. 1642
. 1646
. 1647
. 1648
. 1650
. 1650
. 1652
. 1652
. 1653
. 1653
. 1655
. 1656

Topology Dialog Boxes . . . . . . . . . . . . . . . . . . . . . 1657
MAPEDITDIR (Edit Direction command) . . . . . . . . . . . .
MAPEDITRES1 (Edit Direct Resistance command) . . . . . . . .
MAPEDITRES2 (Edit Reverse Resistance command) . . . . . . .
MAPLINKADD (Add Topology Link command) . . . . . . . . .
MAPLINKDEL (Delete Topology Link command) . . . . . . . .
MAPLINKEDIT (Edit Topology Link command) . . . . . . . . .
MAPLINKREV (Reverse Direction of Topology Link command) .
MAPLINKUPD (Update Topology Link command) . . . . . . .
MAPNODADD (Add Topology Node command) . . . . . . . . .
MAPNODDEL (Delete Topology Node command) . . . . . . . .
MAPNODEDIT (Edit Topology Node command) . . . . . . . . .
MAPNODINS (Insert Topology Node command) . . . . . . . .
MAPNODUPD (Update Topology Node command) . . . . . . .
MAPPOLYADD (Add Topology Polygon command) . . . . . . .
MAPPOLYDEL (Delete Topology Polygon command) . . . . . .
MAPPOLYUPD (Update Topology Polygon command) . . . . .
AutoCAD Map Confirmation dialog box - MAPTOPOADMIN
Delete . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AutoCAD Map Confirmation dialog box - MAPTOPOEDIT . . .
AutoCAD Map Confirmation dialog box - MAPTOPOADMIN
Rename . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Centroid Objects dialog box . . . . . . . . . . . . . . . . . . .
Create Closed Polylines dialog box . . . . . . . . . . . . . . . .
Create Network Topology - Create New Nodes dialog box . . .
Create Network Topology - Select Links dialog box . . . . . . .
Create Network Topology - Select Nodes dialog box . . . . . . .

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. 1657
. 1658
. 1658
. 1659
. 1660
. 1661
. 1662
. 1662
. 1663
. 1664
. 1665
. 1665
. 1666
. 1667
. 1667
. 1668

. . . 1669
. . . 1669
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. 1670
. 1671
. 1672
. 1673
. 1674
. 1676

Contents | xix

Create Node Topology - Select Nodes dialog box . . . . . . . . . . . 1677
Create Polygon Topology - Create New Centroids dialog box . . . . . 1679
Create Polygon Topology - Create New Nodes dialog box . . . . . . . 1680
Create Polygon Topology - Select Centroids dialog box . . . . . . . . 1681
Create Polygon Topology - Select Links dialog box . . . . . . . . . . 1683
Create Polygon Topology - Select Nodes dialog box . . . . . . . . . . 1684
Create Polygon Topology - Set Error Markers dialog box . . . . . . . 1686
Create Topology - Select Topology dialog box . . . . . . . . . . . . . 1688
Create Topology Warning dialog box . . . . . . . . . . . . . . . . . 1690
Delete Topology dialog box . . . . . . . . . . . . . . . . . . . . . . 1690
Edit Direct Resistance dialog box . . . . . . . . . . . . . . . . . . . . 1691
Edit Direction dialog box . . . . . . . . . . . . . . . . . . . . . . . . 1691
Edit Reverse Resistance dialog box . . . . . . . . . . . . . . . . . . . 1692
Edit Topology dialog box . . . . . . . . . . . . . . . . . . . . . . . . 1692
Link Objects dialog box . . . . . . . . . . . . . . . . . . . . . . . . 1694
Load Topology Conflict dialog box . . . . . . . . . . . . . . . . . . 1695
Load Topology dialog box . . . . . . . . . . . . . . . . . . . . . . . 1696
Load Topology From Source Drawing dialog box . . . . . . . . . . . 1697
Network Topology Analysis - Choose Locations dialog box . . . . . . 1698
Network Topology Analysis - Output dialog box . . . . . . . . . . . . 1699
Network Topology Analysis - Resistance and Direction dialog
box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1701
Network Topology Analysis - Select Method dialog box . . . . . . . . 1703
Node Objects dialog box - Network and Polygon Topologies) . . . . . 1705
Node Objects dialog box (Node topology) . . . . . . . . . . . . . . . 1706
Rename Topology dialog box . . . . . . . . . . . . . . . . . . . . . . 1707
Select Data dialog box - Topology Overlay . . . . . . . . . . . . . . . 1708
Topology Buffer - Create New Centroids and Nodes dialog box . . . . 1710
Topology Buffer - New Topology dialog box . . . . . . . . . . . . . . 1711
Topology Buffer - Set Buffer Distance dialog box . . . . . . . . . . . 1712
Topology Dissolve - Create New Centroids and Nodes dialog box . . 1713
Topology Dissolve - Create Nodes dialog box . . . . . . . . . . . . . 1714
Topology Dissolve - New Topology dialog box . . . . . . . . . . . . . 1716
Topology Dissolve - Object Data dialog box . . . . . . . . . . . . . . 1717
Topology Dissolve - Set Parameter dialog box . . . . . . . . . . . . . 1718
Topology Overlay Analysis - Analysis Type dialog box . . . . . . . . 1719
Topology Overlay Analysis - Create New Centroids and Nodes dialog
box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1722
Topology Overlay Analysis - Create Nodes dialog box . . . . . . . . . 1723
Topology Overlay Analysis - Output Topology dialog box . . . . . . . 1724
Topology Overlay Analysis - Output Attributes dialog box . . . . . . 1726
Topology Overlay Analysis - Select Overlay Topology dialog box . . . 1727
Topology Query dialog box . . . . . . . . . . . . . . . . . . . . . . . 1728
Topology Query Result dialog box . . . . . . . . . . . . . . . . . . . 1730
Topology Selection dialog box . . . . . . . . . . . . . . . . . . . . . 1731
Topology Statistics dialog box . . . . . . . . . . . . . . . . . . . . . 1731

xx | Contents

Chapter 38

Viewing Dialog Boxes . . . . . . . . . . . . . . . . . . . . . 1733
Quick View Drawings dialog box . .
Zoom Drawing Extents dialog box .
Define Document View dialog box .
Define Key View dialog box . . . .
Document View dialog box . . . . .
Key View dialog box . . . . . . . .

Chapter 39

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. 1733
. 1734
. 1735
. 1737
. 1738
. 1739

Programming Interfaces . . . . . . . . . . . . . . . . . . . . 1741
Glossary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1743
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1767

Contents | xxi

xxii

Users Guide

This section explains AutoCAD Map 3D’s features by introducing concepts, providing
step-by-step procedures, and providing quick reference information.
For information on AutoCAD commands, refer to the AutoCAD Help.

1

2

Getting Started Guide

1

This section introduces the main concepts of AutoCAD Map 3D, provides a quick tour of the
user interface, and describes the documentation available to help you learn more about the
program.
For a general overview of working with geospatial data, see Best Practices for Managing Geospatial
Data.
For a tutorial that introduces the concepts and leads you through the basic steps of creating
a map, see Introducing AutoCAD Map 3D 2009.

Getting Started with AutoCAD Map 3D
Overview of Features
AutoCAD Map 3D is the leading engineering solution for creating and managing
spatial data. Bridging the gap between Computer Aided Design (CAD) and
Geographic Information Systems (GIS), AutoCAD Map 3D provides direct access
to the leading data formats used in design and GIS. AutoCAD Map 3D enables
the use of AutoCAD® tools for maintaining a broad variety of geospatial
information and allows design processes to integrate GIS functions in a single
environment for more efficient workflows. The results are better designs,
increased productivity, and better data quality.
Feature

Description

Built on the AutoCAD®
platform

AutoCAD Map 3D is built on the latest release of AutoCAD®
software and is enhanced with a suite of geospatial tools. It
contains all the features and functionality of AutoCAD, which
is automatically installed when you install AutoCAD Map 3D,

3

Feature

Description
so you know you’re working with proven, reliable, industryleading software.

Geographic Coordinate Systems

Work with more than 4,000 real-world coordinate systems or
define your own custom coordinate system and use tools such
as transform, rubber sheeting, and track coordinates to accurately georeference your AutoCAD design data.

Direct Data Access

AutoCAD Map 3D software integrates computer-aided design
(CAD) and geographic information system (GIS) data. Directly
access and edit spatial data that resides in a variety of data
sources including files and databases such as DWG™ and ESRI
SHP, Oracle® , and ESRI® ArcSDE® managed databases or use
Oracle, Microsoft® SQL Server™ and MySQL to store spatial
data without expensive middleware. Access raster imagery
and connect to web services such as Web Map Services (WMS)
and Web Feature Services (WFS) to take advantage of publicly
available data sources. Direct access means no data translations, which helps ensure data integrity.

Data Exchange

AutoCAD Map 3D is interoperable with all major design and
GIS software, so you can read, write, and convert data
between standard formats, including DWG™, Arc/Info® coverages, SHP and E00 from ESRI®, MapInfo MIF/MID™, MapInfo
TAB, MicroStation® DGN (V7 and V8), Generalized Markup
Language (GML 3.1.1), Ordnance Survey MasterMap (DNF)
(GML2, read-only), Vector Product Format (VPF, read-only),
Autodesk SDF, and Spatial Data Transfer Standard (SDTS,
read-only). After working with the data, you can maintain it
in a DWG™ file; convert it to an external file, or move it into
a spatial database.

Data Cleanup

Using Drawing Cleanup tools, you can automate the often
time-consuming correction of common drafting and digitizing
errors. Delete duplicates, correct undershoots and dangling
objects, and more. Help ease the integration of data into your
GIS or mapping system with clean and accurate spatial data.

4 | Chapter 1 Getting Started Guide

Feature

Description

DWG™ Query

Using DWG query functionality, multiple users can access,
search and edit the same sets of DWG files or base maps
simultaneously. This efficient and reliable way to work collaboratively with DWG-based information reduces the need for
version control and minimizes time wasted waiting for data.

Lightweight COGO
Tools

Input and Inquiry tools help you create and measure simple
Coordinate Geometry (COGO) for lines, curves, closed polylines, and polygons. This functionally streamlines the process
of drawing plats and existing conditions by allowing for the
input of geometry in terms of bearing, direction, deflection,
and azimuth angle.

CAD editing on Geospatial Data

Data accessed through FDO can be directly edited with
standard AutoCAD commands such as Pedit, Trim, Break, Join,
Offset, Extend, Rotate, Move, and Cut/Copy/Paste. Easily edit
polygon objects with new split and merge functions, and use
the new Expression Builder to populate attributes with data
calculations and intrinsic object properties.

Classification

Organize objects in your drawing by the real-world features
that they represent (e.g. roads, parcels, cables, or water pipes).
When you create an object using object classification, the
object automatically takes its properties and values from its
object class, maintaining consistency and establishing standards in your drawing. By applying a classification to an existing
or new object, you can be assured that it meets your standards
for both data and display.To download free industry-specific
toolkits that can help fast-track the classification process, visit
http://www.autodesk.com/map-downloads

Map Creation and
Stylization

Cartography tools enable you to create maps that, in the past,
had to be created with additional GIS-specific software. Easily
create stylized maps that highlight specific features or information such as service areas, zoning districts, land usage, pipe
and cable installation dates and diameters, and much more.
Call out details with attribute-driven labels that provide text
along a curve and segment-stitching functionality. Blend data
using transparency, save and reuse styles in any project, saving

Overview of Features | 5

Feature

Description
time and streamlining map production. Move beyond basic
CAD maps to advanced cartography and presentations.

GIS Analysis

Answer questions about your data and make decisions. Utilize
information in vector and tabular formats and link the data
together. Perform data queries, create thematic maps, build
topologies, create reports, perform buffer and tracing analysis,
and much more. With integrated GIS tools, AutoCAD Map
3D provides easy visualization and evaluation of design and
asset management projects.

GRID (Raster) Surfaces

Visualize and analyze large-scale topographic information—digital elevation models (DEM) and ESRI GRID files—for elevation, slope, and aspect, as well as create contours and perform
sunlight studies with hillshading. Use draping functionality to
combine topography data with aerial photographs and vector
data for stunning and revealing 3D renderings that can be
published to 3D DWF files for viewing in free Autodesk®
Design Review software by non-technical users.

Database Integration

AutoCAD Map 3D provides open, standards-based database
support. Easily join CAD objects to commonly used databases
such as Microsoft® Access and easily store CAD and GIS data
in popular relational database management systems (RDBMSs)
including ESRI® ArcSDE® managed databases. Use existing
data models or create your own schemas using straightforward
tools and use databases such as Oracle®, Microsoft® SQL
Server™ or MySQL® to store spatial data without expensive
middleware.

Data Management
Tools

Easily and effectively manage spatial data in virtually any
format. Use intuitive tools to quickly and easily create users,
define schemas (databases and files) or load data models via
XML Metadata Interchange (XMI) from industry standard
modeling programs. Easily move and convert data that resides
in one data store to another (e.g., SDF/SHP to Oracle). AutoCAD Map 3D acts as a hub for managing large amounts of
spatial data, allowing you to unlock legacy spatial information
and streamline workflow.

6 | Chapter 1 Getting Started Guide

Feature

Description

Spatial Data File (SDF)

The spatial data file (SDF) enables you to organize and manage
your data as real-world features. Increased storage capacity
and faster performance compared to DWG make this easy-tomanage file-based data repository a smart choice when an
enterprise database doesn’t make sense. SDF supports rich
geometry, multiple tables, and spatial indexing and provides
a solid foundation for a smooth transition to an RDBMS in the
future if the need arises.

Metadata

Maintain your investment in spatial data with tools to create
and edit metadata (the who, what, when, where, why, and
how) about your spatial information and publish it in standard
formats including International Organization for Standardization (ISO) (19115 and 19139) and Federal Geographic Data
Committee ( FGDC). With automatic metadata creation it is
easy for you to share your data with other people in your organization or externally with contractors and regulatory
agencies.

Publishing Tools

Distribute your geospatial data, maps and designs in a variety
of ways to meet your organizations needs. For instance, create
and design maps within AutoCAD Map 3D and quickly publish
them to the internet using Autodesk MapGuide® Enterprise
software, or distribute them as individual geo-referenced
DWF™ files, multisheet DWF Map Books and paper plots. Help
ensure that customers and teams throughout the organization
are using the latest information.

Extensibility via Open
Source

With the power of FDO Data Access Technology (FDO) on
the desktop, AutoCAD Map 3D makes it easy for you to take
advantage of the open source world by extending data access
with third party and open source FDO Providers for data stores
not currently supported by Autodesk (e.g., ESRI Personal
Geodatabase and PostGIS).
To help make it easier for developers to extend capabilities of
FDO, Autodesk released FDO as an open source project (http://fdo.osgeo.org) under the Open Source Geospatial
Foundation (OSGeo) http://www.osgeo.org. This initiative en-

Overview of Features | 7

Feature

Description
ables developers all over the world to tap into powerful geospatial data access technology.

Robust API

AutoCAD Map 3D comes with robust .NET application programming interfaces (APIs) that organizations can use to create custom tools and automate common procedures.Additionally,AutoCAD Map 3D and Autodesk MapGuide Enterprise
software share a unified geospatial API as well as unified FDO
data access technology that can be used to build custom applications which share business logic and common code.

Overview of Map Files and Data Sources
What is a map?
When we refer to a map in AutoCAD Map 3D we are referring to a file that
has links to all the data and images you want to include in your map.
An AutoCAD Map 3D map can include standard AutoCAD objects, spatial
data from a database, raster images, and attribute data.
You coordinate all this data using the Display Manager. Each set of data is
represented by a layer in the Display Manager.

8 | Chapter 1 Getting Started Guide

For an introduction to the parts of the AutoCAD Map 3D window, see AutoCAD
Map 3D User Interface Overview.

Display Manager layers are not the same as AutoCAD layers. Each layer in the
Display Manager represents a specific set of data. For example, a raster layer
might display an aerial photograph of a city, an SDF layer might display an
SDF file representing parcels within the city, and a drawing layer might dipslay
objects from the current drawing or from an attached drawing file representing
geographic features such as rivers.

Overview of Map Files and Data Sources | 9

This map contains a surface raster image, parcels stored in an SDF file, and river data
stored in a DWG file. Each set of data comes from a different source and appears on
its own layer in the Display Manager

In the Display Manger, you can style each layer separately and view and plot
the result. You can specify line styles, color, and weights; fill colors and styles;
labels; and more.
Use themes to style layers according to their attribute values, for example, to
vary fill color by property value or parcel area.

10 | Chapter 1 Getting Started Guide

What’s in a map file?
Each AutoCAD Map 3D map file contains the information for connecting to
the data sources, drawings, raster images, and attribute data for its contents.
It also stores queries, object data, styling information, printing layouts, and
any customized settings.
Whenever you open a map file, all of this information is immediately available
to you.
For example, a city planner can create a map that connects to an SDF file
containing parcel data, the city assessor’s Oracle database of parcel ownership
information, the county’s raster server of aerial photos, and queries that locate
selected parcels and highlight them. A facilities manager can create a map for
a building and attach drawings with electrical and floor plan information and
a database of maintenance information.

What is a data source?
A data source is any source of information that can be used in a map. It can
be a spatial database created with Oracle, SQL Server or another relational
database management system; a file-based spatial data store, such as Autodesk
SDF or ESRI SHP; an AutoCAD drawing file; a spreadsheet or other ODBC
source that contains attribute data; or a raster image, such as a TIFF or DEM
file.
In the map file, the items in the map are all connected to their original sources.
If the information in the sources changes, the items in your map change too.
If you make changes to items, the original sources update to show those
changes.

What can you do with a finished map?
Once you’ve created a map, AutoCAD Map 3D provides many ways to share
the map with others. You can share maps even with viewers who don’t have
access to AutoCAD Map 3D. For example, you can print maps; save them as
DWFs (which can be viewed with Autodesk Design Review, available from the
Autodesk Website); publish them to MapGuide; convert all the data to
AutoCAD DWG data; or post them on the Web.
To share a map and all its data with another AutoCAD Map 3D user, you can
package all the map’s files with the eTransmit feature.
Some information in an AutoCAD Map 3D file cannot be read by AutoCAD,
such as links to external spatial data.To share a map with an AutoCAD user,
convert all the data in your map to DWG format, including data from spatial

Overview of Map Files and Data Sources | 11

data stores. For more information, see Exporting Maps to DWG Format on
page 1202

The Autodesk Value Chain
The Autodesk Geospatial Value Chain provides a useful model to help
understand how organizations currently use geospatial technology, and
provides a deliberate path for growing and extending their capabilities over
time. The Autodesk Geospatial product line effectively supports an organization
at any stage, as well as facilitates easy transition from one stage to the other
as the organization’s geospatial data needs evolve. The following section
outlines each stage in the value chain.
■

Stage 1: At Stage 1, organizations use a CAD product, such as AutoCAD
or AutoCAD LT® to design and manage infrastructure data. AutoCAD is a
world-leading design tool that is used to create a majority of the world’s
infrastructure design data. However, it does not support georeferencing
(geographic location in the real world), multi-user editing, or GIS data
formats. When an organization needs to add location intelligence to its
data, bring in data from other sources, or allow multiple designers to edit
the same data, it has outgrown Stage 1and may be ready to move to Stage
2 or Stage 3.

■

Stage 2: At Stage 2, an organization uses CAD files as its primary data
source and AutoCAD Map 3D for collaboration and to share this
infrastructure information. AutoCAD Map 3D makes it easier to share data
or split the workload. Project teams can use their AutoCAD knowledge and
training while taking advantage of more traditional GIS tools and functions.
When an organization wants to extend its CAD information to more people
and leverage additional mapping capabilities—to know, for example, where
there are undeveloped parcels or how many manholes are on new
roads—they may be ready to move to Stage 3.

■

Stage 3: In Stage 3, an organization increases the value of its data by
applying standards and organizing data using the AutoCAD Map 3D
platform. By organizing data and leveraging FDO Data Access
Technology—Autodesk’s geospatial data access platform—organizations
can enhance the performance of large data sets and use their CAD and
geospatial data together to make business decisions. To scale the availability
of data to a larger number of people, the organization moves to Stage 4.

■

Stage 4: To extend the use of their information, organizations transition
from Stage 3 to Stage 4. They move from a file-based environment using

12 | Chapter 1 Getting Started Guide

DWG, SHP, or SDF to a spatial database environment using the full
functionality of a relational database management system (RDBMS) to
allow hundreds of people to create, edit, and manage the same data. While
the information in Stage 3 and Stage 4 may be the same, organizations in
Stage 4 leverage the added power of an RDBMS to scale the availability
and management of their geospatial information.
■

Stage 5: When an organization moves from Stage 4 to Stage 5, it shares
spatial data with other departments and applications and makes spatial
data a central part of its IT ecosystem. The organization integrates geospatial
data and GIS functionality with other business systems, such as assessor
databases, permitting systems, and Enterprise Resource Planning (ERP)
systems. Autodesk, Autodesk resellers, partners, and system integrators
build powerful solutions to meet the organization’s specific business goals
and processes.

For further information on Autodesk Geospatial and the value chain visit
http://www.autodesk.com/geospatial.

Create, Edit, and Share Maps
AutoCAD Map 3D lets you view and edit data from many sources. You can
style and theme the data, edit the data, and publish single maps or map books.
Use the full set of AutoCAD editing tools and commands to add or change
map objects, no matter what the object source and without converting the
data. View and style with the ease of GIS, edit with the power of CAD.

Create, Edit, and Share Maps | 13

The layers in Display Manager on page 1748 represent the data sources to which
this map is connected. Their data appears in the map immediately, but you can style
it to change its appearance. The Data Table on page 1747 lets you edit the
information for individual items in a layer.

14 | Chapter 1 Getting Started Guide

Create Maps
Create a map by connecting to the data to include.
Use data from many formats, including
feature databases such as Oracle and ArcSDE, file-based feature sources such as SDF
or SHP, Web servers such as WMS and
WFS, CAD drawing files, raster images (including surfaces that show elevation) and
other formats such as DGN or SDTS.

Connect to the data from the Task Pane.

The Data Connect dialog box lets you choose
the data source and which feature classes
to add to your map. Each feature class you
add becomes a layer in the Display Manager.

Style Objects
Use styling to change the appearance of objects and features in your map. For
example, you can change the linetypes and colors for roads and use symbols
for schools and libraries. You can also use color themes to show the elevation
of terrain or illustrate the population density of counties.

Create, Edit, and Share Maps | 15

The colors give the viewer an immediate sense of the population distribution in
California

Your styles and themes are saved in your map. You can export styles to share
with others.

Edit Data
When you connect to data sources, your map is a window onto that data. The
data remains in its source location — any changes you make appear in the
source and any changes in the source are immediately reflected in your map.
Use the powerful, high-precision AutoCAD
tools to edit the feature, then save your
changes back to the data source.

When you check out a feature for editing, AutoCAD Map 3D locks the feature
so no one else can edit it (to the extent supported by the data source). You
check in the feature when you are finished editing it to update its source. If
you prefer, you can work offline and update the source when you reconnect.
You can also import data, rather than connecting to it. Importing breaks the
connection to the source and adds a “snapshot” of the data to your map.

16 | Chapter 1 Getting Started Guide

Share Data
AutoCAD Map 3D makes it easy to share data, both within and outside your
organization.
When you edit data in the original source,
your changes are immediately visible to
others in your organization.

To share finished maps, you can print single-page or multi-page maps to paper
or to a file, publish to DWF, export to another format such as DGN or SHP,
publish to a Web page, or export all your map data in a format that can be
used by MapGuide.

More Information
For information about...

See...

Adding feature data to maps

Bringing in GIS Features on page 265

Adding drawing objects to maps

Bringing In Drawing Data From DWG Files
on page 296

Importing data from other formats

Overview of Converting Geospatial Data
to Drawing Objects on page 316

Editing features

Working with Features on page 575

Editing drawing objects

Working with Drawing Objects on page
604

Styling features

Styling Features on page 540

Styling drawing objects

Styling Drawing Layers on page 549

Create, Edit, and Share Maps | 17

For information about...

See...

Creating themes

Creating Themes on page 953

Creating multi-page maps

Publishing Map Books on page 1144

Publishing to DWF

Publishing to DWF on page 1128

Exporting to other formats

Converting and Exporting on page 1164

Integrate GIS and CAD Data from Many Sources
Use data from many sources and edit it in its original source—you won’t need
to manually transfer data between applications.

Spatial Data
Combine feature data from a spatial database with objects from CAD drawings,
raw geometry from a spreadsheet, and raster images.

Combine data from many sources.

18 | Chapter 1 Getting Started Guide

Features and objects are automatically transformed to the coordinate system
used in the map.

Attribute Data
Use the Data Table to view and edit attribute data. The Data Table displays
attribute data for spatial tables (which have geometry) and non-spatial tables
(which contain only attributes).
You can highlight data for specific features and objects in your map. AutoCAD
Map 3D maintains the link between spatial data and attribute data; when you
update the attribute data, the updates are dynamically reflected in your
drawing.

Data for a selected parcel appears in the Data Table.

Integrate GIS and CAD Data from Many Sources | 19

Raster Images
Raster images add context to your map. Add aerial photos, contour maps,
DEM surfaces, and many other raster formats.
When you add a raster or surface to your
map, AutoCAD Map 3D reads the placement data from the raster file.
■

Georeferenced images are displayed
in the correct location.

■

Surface rasters are draped over your
elevations.

More Information
For information about...

See...

Accessing feature data

Bringing in GIS Features on page 265

Accessing drawing objects

Bringing In Drawing Data From DWG Files
on page 296

Importing from other formats

Overview of Converting Geospatial Data
to Drawing Objects on page 316

Joining attribute data to spatial data

Joining Data to GIS Features on page 439

Linking attribute data to drawing objects

Adding Attributes to Drawing Objects on
page 450

Using raster images

Adding Rasters and Surfaces on page 370

20 | Chapter 1 Getting Started Guide

Work with Geospatial Features and Drawing Objects
Using AutoCAD Map 3D, you can work both with CAD objects and with
geospatial features. You can combine them in your map, edit either type of
object, and move objects from one format to the other.

Features
A feature is the spatial description of a real-world entity such as a road or a
utility pole. Features are stored in a spatial database or file in formats such as
Oracle, ArcSDE, SDF, or SHP. The spatial database or file is referred to as a
feature source.
Using Open Source FDO Data Access Technology, AutoCAD Map 3D natively
accesses spatial data, providing easy management of large geospatial data sets
while streamlining entire workflows. To work with features, connect to the
database or file and then select the sets of features (feature classes) to include
in your map.

Drawing Objects
A drawing object is any object in a DWG file, such as a line, circle, or closed
polyline.
You can create and store drawing objects in the current map, or you can attach
a DWG file to the current map and query in objects from that file. AutoCAD
Map 3D remembers the original location of the objects and saves edited objects
back to their original file.

Working with Features vs. Objects
You work with features and objects in your map in different ways. The table
below outlines the differences.
Action

Spatial Features

Drawing Objects

Add objects to a map

Use Data Connect to connect to your data and select
the feature classes. All features from the feature class
immediately appear in your
map. See Bringing in GIS
Features on page 265.

Attach drawings to the current map, and then run a
query to bring selected objects from those drawing
into your map. See Bringing
In Drawing Data From DWG
Files on page 296.

Work with Geospatial Features and Drawing Objects | 21

Action

Spatial Features

Drawing Objects

Use attribute data

Attribute data in your data
source is visible in the Data
Table. You can join data
from an external source to
the feature and use the
combined set of data for
theming or styling. See
Viewing Data for a Selected
Layer, Join, Unfiltered Feature Class, or Non-Spatial
Data Table on page 928.

Use Attach Data Source to
connect the attribute data
to the map. Create a link
template for the attribute
data table. See Setting Up
Data Sources for Drawings
on page 184 and Viewing
Properties and Attributes of
Drawing Objects on page
937.
Link records in the object
data table to objects in your
drawing. See Adding Attributes to Drawing Objects on
page 450.
Use Object Data to store
attribute data in the map
itself. See Storing Attribute
Data in the Drawing (Object Data) on page 451.

Edit objects

Select the feature and check
it out. Edit it using AutoCAD
commands and special feature editing commands.
Check the feature in to update it and unlock it in the
feature source. See Working
with Features on page 575.

Select the object. Edit it using AutoCAD commands.
See Working with Drawing
Objects on page 604.
If the object is from an attached drawing, save it
back to update and unlock
the object in the attached

22 | Chapter 1 Getting Started Guide

Action

Spatial Features

Drawing Objects

TIP Some AutoCAD commands will not work on
features. To use these commands, extract the feature
geometry, edit the geometry using the AutoCAD
commands, and update the
feature with the new geometry. See Using AutoCAD
Commands on Features on
page 597.

drawing. See Editing and
Saving Objects in Attached
Drawings on page 611.

Style objects

Use the Style Editor. See
Styling Features on page
540.

Use the Properties Palette.
See Styling Drawing Layers
on page 549.

Theme objects

Use the Theme option on
the Style Editor. See Theming Features on page 955.

Add a Theme style. See
Theming Drawing Data on
page 965.

Classify features and objects

All features are classified.

Apply Object Classification.
See Using Object Classification on page 836.

Filter a layer to see only
objects that match certain
criteria

Edit the query for the layer.
See Filtering a Feature Layer
on page 1002.

From Display Manager,
query in objects from the
current drawing to create a
drawing-based layer that
contains just those objects
on page 313. Other objects
become part of the Map
Base layer.

Convert objects between
drawing and spatial data
format

Use Extract Geometry From
Feature. See Extracting Feature Geometry on page 598.
Only the geometry is converted. Properties and attribute data are not converted.

Use New Feature From
Geometry. See Creating a
New Feature from a Drawing Object on page 581.

Work with Geospatial Features and Drawing Objects | 23

Action

Spatial Features

Drawing Objects

You can also export your
entire map to a DWG file,
converting its features to
DWG objects in the resulting file. See Exporting Maps
to DWG Format on page 1202
Attribute data is not converted.

Only the geometry is converted. Properties and attribute data are not converted.
You can also export drawing objects to Oracle, SDF,
or SHP format. See Moving
DWG Data to a Spatial Data
Store and Back Again on
page 1207.

Manage Data
FDO features use schemas to define their feature classes and feature properties.
You can edit the schema (for spatial data formats that support editing), or
create a new data store and add a schema to it.
You can move DWG data to Oracle format, ESRI ArcSDE format on page 1203,
or Autodesk SDF on page 25, or copy data from one spatial data format to
another using Bulk Copy.

More Information
For information about...

See...

Creating and editing schemas

Working with Schemas on page 507

Exporting DWG objects to Oracle or ESRI
ArcSDE

Exporting DWG Data to an FDO Data Store
on page 1203

Exporting DWG objects to SDF format

Overview of Converting and Exporting on
page 1166 and Importing Autodesk SDF
(Spatial Data Files) on page 323

Copying data between geospatial formats

Migrating Data on page 522

24 | Chapter 1 Getting Started Guide

The Autodesk Spatial Data File (SDF)
Autodesk SDF lets you store geometry and attribute information in a file-based
geospatial format This format gives you great flexibility for moving data from
one format to another, including to and from DWG format.
■

Use Data Connect to connect directly to an SDF file. Because this is a direct
connection, any edits you make are made to the SDF file.

■

You can import data from SDF. The imported data becomes drawing objects
in your map and the live connection to the SDF file is broken. This is one
way to convert the data from SDF to DWG.

■

You can copy data to SDF format from other geospatial formats, and from
SDF to those formats, using Bulk Copy. For example, you can copy an SDF
feature to SHP format, and vice versa.

More Information
For information about...

See...

Connecting to SDF files

Bringing In Features from SDF on page 287

Importing SDF data as DWG objects

Overview of Converting Geospatial Data
to Drawing Objects on page 316
Importing Autodesk SDF (Spatial Data Files)
on page 323

Exporting DWG objects to SDF format

Overview of Converting and Exporting on
page 1166 and Importing Autodesk SDF
(Spatial Data Files) on page 323

Copying data to SDF format from other
geospatial formats, and from SDF to those
formats

Migrating Data on page 522

The Autodesk Spatial Data File (SDF) | 25

Attribute Data
Attribute data is additional, non-geometry data about a drawing object or
feature. For example, if you have a drawing of parcels, you might have attribute
data from the assessor's department that lists the owner and improvements
for each parcel.
Use the Data Table to view both spatial data and attribute data in a feature
source.

The Data Table displays geometry and attribute data for a feature. You can search and
theme features based on any data in the feature source.

To link attribute data to drawing objects, attach the database to the current
map and then use a link template to connect the data to the objects.

26 | Chapter 1 Getting Started Guide

Link attribute data to drawing objects, then highlight
objects in your map by selecting the linked data in
the table.

More Information
For information about...

See...

Viewing attribute data for features

Viewing Data for a Selected Layer, Join,
Unfiltered Feature Class, or Non-Spatial
Data Table on page 928

Linking attribute data to drawing objects

Setting Up Data Sources for Drawings on
page 184
Adding Attributes to Drawing Objects on
page 450

Edit Data In Its Source
When you connect to a feature source, your map is a window onto the data.
Your edits are made directly to the source.
When you edit objects from attached drawings, AutoCAD Map 3D keeps track
of the original location of each object and saves them back to their original
source.

Edit Data In Its Source | 27

Use queries to find a specific feature or object based on its location, its
properties, or attribute data linked to it from another source.
Once you find the feature or object, edit it using the full power of CAD editing
commands. AutoCAD Map 3D includes all the AutoCAD editing tools as well
as tools specifically designed for creating maps, such as using coordinate
geometry to specify a point.

While you edit, AutoCAD Map 3D locks the original objects so no other users
can modify them, to the degree that the feature source supports locking.
Spatial Data Type

Locking Capability

Oracle and ArcSDE

Individual features are locked when you
check them out.

Attached drawings (DWG)

Individual objects are locked when you
query them into the map.

More Information
For more information...

See...

Editing feature data

Working with Features on page 575

28 | Chapter 1 Getting Started Guide

For more information...

See...

Editing drawing objects

Working with Drawing Objects on page
604

Theme and Analyze Data
Create styled and themed maps, and use buffers to analyze data.

Use the Theme option in the Style Editor to create
style ramps that vary the color of features,
depending on the value of a particular attribute.

Theme and Analyze Data | 29

In this example, parcels are different shades of green depending on their land
value.

30 | Chapter 1 Getting Started Guide

Create complex styles, such as roads with a thick black line with a double
yellow stripe down the middle, or use specific colors and line types for different
features.
Create themes by varying the style based
on an attribute of the feature; for example,
change the color of parcels based on their
size.

Analyze geospatial data by exaggerating
elevations or looking at maps in different
light conditions.

Use buffers to analyze features by proximity.

Theme and Analyze Data | 31

This map contains a buffer that defines an area within 1000 feet of
the river. You can use the buffer to determine which parcels lie within
the flood zone.

More Information
For information about...

See...

Creating styles

Styling Features on page 540 and Styling
Drawing Layers on page 549

Creating themes

Creating Themes on page 953

32 | Chapter 1 Getting Started Guide

For information about...

See...

Analyzing surfaces

Analyzing Raster-Based Surfaces on page
975

Using buffers

Buffering Features in Your Map on page
1004

Send Maps to the Field
You can plot/print your maps, publish them to DWF or PDF format, or create
a multi-page map book.
When you publish maps electronically, you can include attribute data.

More Information
For information about...

See...

Plotting

Publishing a Map to a Plotter on page 1127

Publishing to DWF

Publishing to DWF on page 1128

Creating multi-page map books

Publishing Map Books on page 1144

Post Maps on a Web Site
You can publish your map as a single HTML page or you can publish it to
MapGuide.
When you save your map in HTML format, the result is a “snapshot” of the
map that can be viewed by any Web browser.
When you publish to MapGuide, all layers, layer definitions, dynamic labels,
queries, filters, and styles (including point, line, raster, and other styles) in
your map are published in the format that MapGuide needs. If you set up
different styles for different zoom levels, the map’s appearance changes as the

Send Maps to the Field | 33

end-user changes the zoom level in a Web browser and uses the stylization
rules you established in AutoCAD Map 3D.

More Information
For information about...

See...

Publishing to a Web page

Publishing to a Web Page on page 1137

Publishing to MapGuide

Publishing to MapGuide on page 1140

Exporting to MapGuide 6.5 and earlier

Exporting DWG Data to SDF2 Format on
page 1175

Overview of Map Creation
The following table provides an overview of the workflow you follow when
you create a map. To learn more about this workflow, see Tutorial: Building a
Map.
Task

Procedure

Assign a coordinate system to the map

Click Setup menu ➤ Assign Global Coordinate System.

Connect to a feature source and display
features in your map

1 In the Display Manager, click
Data ➤ Connect to Data.
2 Select the feature source. Click
Connect.
3 Select the feature classes. Click
Add To Map.

Connect to a drawing and display drawing
objects in the map

34 | Chapter 1 Getting Started Guide

1 In the Display Manager, click
Data ➤ Add Drawing Data ➤
Attach Source Drawings.

Task

Procedure
2 In the Display Manager, click
Data ➤ Add Drawing
Data ➤ Query Source Drawing.
3 Define a query that selects the
objects you want.
4 Click OK.

Filter the display of drawing objects in the
map

1 In the Display Manager, click
Data ➤ Add Drawing Data ➤
Query Current Drawing.
2 Define a query that selects the
objects you want.
3 Click OK.

Filter a feature source layer

In the Display Manager, right-click the
layer ➤ Query to Filter Data.

Attach attribute data to a drawing object

1 In the Map Explorer, right-click
Data Sources ➤ Attach.
2 Double-click the table to open
Data View.
3 Create a link template and link
records in the table to objects
in the drawing.

Create object data tables

Click Setup menu ➤ Define Object Data.
Once the tables are defined, you can attach data to objects.
Click Create menu ➤ Attach/Detach Object Data.

Overview of Map Creation | 35

Task

Procedure

Style features in your map to show themes
or to highlight specific features.

In the Display Manager, right-click a lay-

Style drawing objects in your map to show
themes or to highlight specific objects.

In the Display Manager, right-click a lay-

er ➤ Edit Style.
In the Style Editor, specify the style you
want.

er ➤ Add Style ➤ choose a style type.
On the Display tab of the Properties
palette, specify the style settings.
For themes, in the Display Manager, rightclick a layer ➤ Add Style ➤ Theme. Specify the theme in the Thematic Mapping
dialog box.

Edit a feature from a feature source

1 Select the feature in your map.
2 Right-click the feature ➤
Check-out Feature.
3 Make your edits.
4 Right-click the feature ➤
Check-in Feature.

See also:
■

Attaching Drawings on page 144

■

Modifying Attached Drawing Settings on page 152

■

Setting Options on page 195

■

Working with the Display Manager on page ?

■

Working with Features on page ?

■

Working with Map Books on page ?

36 | Chapter 1 Getting Started Guide

The User Interface
Introduction to the User Interface
The menus, toolbars, and Task Pane on page 1764 provide quick access to the
most commonly used tools. The Data Table on page 1747 lets you view attribute
data for features (Data View shows attribute data for drawing objects). For
experienced AutoCAD users, the command interface allows for efficient editing
using keyboard entry. For an interactive look at the user interface, see Taking
a Quick Tour of AutoCAD Map 3D.

Menus and toolbars on page 39. The menus and toolbars include the
commands you need to complete your mapping tasks.
Data Table and Data View on page 39. Display spatial and attribute data
in a table format. Use the Data Table for viewing spatial data and attribute
data for geospatial features; use the Data View for viewing attribute data linked
to drawing objects.
Task Pane on page 40. The Task Pane has three tabs for managing and
displaying maps and publishing multi-page map books.
Status bar. Check the current cursor location, change exaggeration and
scale settings, switch between 2D and 3D, and use common tools.
Command interface at the cursor on page 44. Launch commands and
respond to prompts at the cursor location using Dynamic Input.

The User Interface | 37

See also:
■

Customizing Your Work Environment on page 76

■

Switching Between Workspaces on page 38

■

Setting Options on page 195

Switching Between Workspaces
You can customize the AutoCAD Map 3D work environment to look and
function the way you want. For example, you can add options to the menus
and the toolbars.
AutoCAD Map 3D comes with predefined workspaces. Each workspace shows
a different set of commands and toolbars. You can switch between the
following workspaces:
■

Map 3D for Geospatial — the default workspace, customized for working
with feature sources

■

Map 3D for Drawings — customized for working with drawing objects

■

Map Classic — sets up the menus (including the AutoCAD menus) the way
they were in earlier versions of the product

No matter which workspace you use, all AutoCAD and AutoCAD Map 3D
commands are available, many from right-click menus.
To change the workspace
1 Click View menu ➤ Menu/Toolbar Layout.
2 Select a workspace.
See also:
■

Menus and Toolbars on page 39

■

Customizing Your Work Environment on page 76

38 | Chapter 1 Getting Started Guide

Menus and Toolbars
In AutoCAD Map 3D, the menus and toolbars are organized so the commands
you need for a specific task are together. For example, the commands you
need to analyze map data are on a menu called Analyze.

The Analyze menu contains analysis
commands

Only the options you need most are presented by default.
You can customize the menus and toolbars to include the commands you
want. You save your customized settings as a “workspace.”
For information about the AutoCAD Map 3D predefined workspaces, see
Switching Between Workspaces on page 38.
See also:
■

Customizing Your Work Environment on page 76

Viewing Attribute Data
AutoCAD Map 3D provides a window onto your attribute data. You can view
and edit the data, link data to objects in your map, and find features and
objects based on attribute data.
■

To view attribute data for features, use the Data Table.

■

To view attribute data linked to drawing objects use the Data View.

Menus and Toolbars | 39

Use both the Data Table and Data View to find features and objects in your map by
selecting linked data in the table, or find data in the table by selecting features and
objects in your map.

The Task Pane
The Task Pane provides centralized access to the tasks and tools you need to
create, manage, display, and publish maps.

40 | Chapter 1 Getting Started Guide

Switch between Display Manager, Map
Explorer, and Map Books in the Task
Pane

Each view of the Task Pane has its own menu area. You can also right-click
any item in the Task Pane to see a customized menu for that item.
See also:
■

Setting Task Pane Options on page 199

Map Explorer
Use Map Explorer to manage the data sources included in your current map.

The Task Pane | 41

Use Map Explorer to manage the following:
■

feature sources on page 266 (such as Oracle, ArcSDE, SHP, and SDF)

■

attached source drawings on page 297

■

drawing queries on page 1023

■

object classes on page 109

■

external data sources for drawing objects on page 184

■

topologies on page 689

■

link templates on page 451

Display Manager
The Display Manager lets you create display maps. Each display map contains
a set of styled layers. You can have more than one display map in a map file,
and you can style the same data differently in each one.

Use Data Connect on page 1746 to add features to your map, or drag data sources
into Display Manager to add them as layers. For example, drag an SDF file
from Windows® Explorer into the layer area to add it.

42 | Chapter 1 Getting Started Guide

Select a layer and click
and edit its attributes.

to change its appearance, or click

to view

You can organize layers by groups you create, or by the draw order (z-order)
in which you want them to appear in your map.
You can also right-click any layer to see options specific to that layer.
See also:
■

Overview of the Display Manager on page 535

■

Bringing In Drawing Data From DWG Files on page 296

■

Bringing in GIS Features on page 265

■

Adding Rasters and Surfaces on page 370

■

Accessing Data from ODBC on page 289

■

Styling Features on page 540

■

Overview of the Data Table on page 921

■

Viewing Properties and Attributes of Drawing Objects on page 937

■

Organizing Layers in Your Map on page 261

■

Controlling Display Order on page 537

Map Book
Use Map Book to create printed maps, map books, and multi-page DWFs from
styled maps. Map Book uses the AutoCAD Sheet Set Manager, and provides a
tree view of the tiles in the map book, like pages in an atlas. Use navigation
arrows to move between tiles in your map.

The Task Pane | 43

See also:
■

Publishing Map Books on page 1144

The Command Prompt
AutoCAD Map 3D provides a command interface near the cursor. This interface
is called Dynamic Input. The older command line window is hidden by default,
but you can display it at any time.
With Dynamic Input, you can
■

Launch commands by typing them directly into the drawing area.

■

Respond to command prompts in a tooltip or tooltip menu near the cursor,
instead of on the command line.

■

View the location of the crosshairs as coordinate values in a tooltip.

■

Enter coordinate values in the tooltip when a command prompts for a
point, instead of on the command line.

44 | Chapter 1 Getting Started Guide

■

View distance and angle values when a command prompts for a second
point.

For more information, see Dynamic Input in the AutoCAD Help.
NOTE With the command line hidden, some detailed information for some
commands is not visible. To see this information, display the command line by
pressing CTRL+9 on the keyboard.
To hide or show the command line
■

Press CTRL+9 on the keyboard
To display the AutoCAD text window with all your past command-line
input history, press F2. To hide this information, press F2 again.

To turn dynamic input on or off

■

On the status bar, click

, or press F12.

The Command Prompt | 45

To control Dynamic Input settings

■

Right-click

and click Settings.

NOTE By default, Dynamic Input is set to relative (not absolute) coordinates.
For example, entering 10,10 and then 20,20, draws a line from 10,10 to 30,30.
This is one of the settings you can change if you frequently enter absolute
coordinates.

To turn off dynamic input temporarily
■

Hold down the F12 key while you work.

Finding Information
Using InfoCenter
InfoCenter is available from the menu bar in AutoCAD Map 3D.

Type a question and click Search (the magnifying glass) to search multiple
sources (for example, Help, the New Features Workshop, and specified files)
at one time, or choose to search a single file or location. To add a location
(file or document) to search, click the arrow next to Search and select Add
Search Location.
The results are displayed as links on the InfoCenter Search Results panel. You
can click any of these links to display the topic, article, or document.
You can change some settings for InfoCenter. For more information, see
Specify InfoCenter Settings in the Help.

46 | Chapter 1 Getting Started Guide

Using the Help
AutoCAD Map 3D Help contains the AutoCAD Help, AutoCAD Map 3D online
User’s Guide, Reference Guide, Getting Started Guide, and additional
information.
The online User’s Guide displays related information on three tabs:
■

Concept — Conceptual information about performing the task and hints
to help you use the feature.

■

Procedure — Step-by-step instructions to perform the task.

■

Quick Reference — The commands you need for this task, and where to
find them on the menus and toolbars.

Use the tabs in the left pane to find information:
Contents

Topics are listed by subject. Browse by selecting and expanding
topics. If you use the Index or Search tabs to find a topic, the Contents tab updates to show you where that topic is.
Both AutoCAD Map 3D and AutoCAD Help topics are listed in the
Contents.

Index

In the alphabetical list of keywords, look up the name of a feature,
command, or operation, or an action you want the program to
perform.
You can look up topics for both AutoCAD Map 3D and AutoCAD.

Favorites

Create your own list of favorite topics. To add a topic to the list,
open the Favorites tab and click the Add button.

Search

Find information using a question phrased in everyday language.
The resulting topics are ranked by relevance.
NOTE Depending on the language version of the product, the
Search tab provides either the traditional Microsoft® search that
locates keywords and exact phrases, or a natural-language search
that analyzes phrases or questions.

Using the Help | 47

Tutorials
Try the tutorials to get started or to learn AutoCAD Map 3D's advanced
functionality.
To launch the tutorials, click Help menu ➤ Tutorials.

Getting Help with AutoCAD
AutoCAD Map 3D includes the complete functionality of AutoCAD, including
all the AutoCAD commands and system variables. Help for the two programs
is integrated into a single Help file. For help with AutoCAD commands, search
for the command name in the Help file.

Viewing the Readme
The Readme contains updates about this release of AutoCAD Map 3D, including
late-breaking product news and known software issues.
View the Readme

Other Sources of Information
Additional Documentation
■

Best Practices for Managing Geospatial Data— Learn the key concepts of
working with geospatial data and the best way to use AutoCAD Map 3D
to achieve your goals.

■

GIS Skills for Engineers— See over 80 animations that help you take your
skills to the next level.

■

Developer Documentation on page 1741 — Learn how to use the AutoCAD
Map 3D Application Programming Interfaces (APIs), including ObjectARX,
ObjectARX Managed Wrappers, ActiveX, and AutoLISP. For more
information, click Help menu ➤ Additional Resources ➤ AutoCAD Map
3D Developer Help.

48 | Chapter 1 Getting Started Guide

■

FDO Developer Help — Use the FDO developer help to extend the
functionality of the feature source providers. See FDO Developer’s Guide,
The Essential FDO, and the API references for each provider:
■

FDO Provider for Oracle API Reference

■

FDO Provider for ArcSDE API Reference

■

FDO Provider for SQL Server API Reference

■

FDO Provider for MYSQL API Reference

■

FDO Provider for SHP API Reference

■

FDO Provider for SDF API Reference

■

FDO Provider for ODBC API Reference

■

FDO Provider for Raster API Reference

■

FDO Provider for WMS API Reference

■

Specialized AutoCAD Manuals — Other AutoCAD manuals, such Build Your
World and Getting Started, are available on the product CD. For information
on printing these manuals, see Printing this Documentation on page 51.

■

New Features Workshop — View a series of animated demos, tutorials, and
new feature overviews designed to help you learn about the new features
in AutoCAD Map 3D and AutoCAD. Click Help menu ➤ New Features
Workshop.

Other Online Resources
■

Product Support Resources— Get answers quickly and efficiently via email
or get Product Support phone numbers.

■

AutoCAD Map 3D Discussion Groups— Share product information, ideas,
and solutions with other AutoCAD Map 3D and other Autodesk product
users.

■

Training Resources— Learn about the training resources available for
AutoCAD Map 3D and other Autodesk products.

■

Developer Center— Learn about programming and development tools to
help customize AutoCAD Map 3D or build your own applications.

Other Sources of Information | 49

■

Subscription Center — Access your subscription services including support
and training through the InfoCenter Communication Center. For more
information, see Overview of Communication Center in the AutoCAD help.

■

Communication Center — Receive Autodesk company news and product
announcements, breaking news from Autodesk Product Support, new
article notifications, tips, and more. For more information, see Overview
of Communication Center in the AutoCAD help.

■

Geospatial Resource Center — Access maps, images, and other content (such
as blocks, symbol libraries, manufacturer content, and online catalogs) to
help create your maps and drawings. For more information, see Geospatial
Resource Center.

For an overview of the types of information available to help you learn and
use AutoCAD Map 3D, see Learning Resources

Autodesk Training Programs and Products
Training programs and products from Autodesk help you learn the key
technical features of your Autodesk software and improve your productivity.
For the latest information about Autodesk training, visit
http://www.autodesk.com/training or contact your local Autodesk office.

Autodesk Authorized Training Centers
Be more productive with Autodesk software. Get trained at an Autodesk
Authorized Training Center (ATC) with hands-on, instructor-led classes to
help you get the most from your Autodesk products. Enhance your productivity
with proven training from over 1,400 ATC sites in more than 75 countries.
For more information about Autodesk Authorized Training Centers, contact
atc.program@autodesk.com or visit the online ATC locator at
http://www.autodesk.com/atc.

Autodesk Courseware
Autodesk publishes many courseware titles each year for users at all levels to
improve their productivity with Autodesk software. The preferred training
materials of Autodesk partners, these books are also well-suited for self-paced,
standalone learning. All courseware simulates real-world projects with
hands-on, job-related exercises. Autodesk Official Training Courseware (AOTC)
is developed by Autodesk. Autodesk Authorized Training Courseware (AATC)

50 | Chapter 1 Getting Started Guide

is developed by Autodesk partners, including titles in a growing number of
languages. Autodesk Official Certification Courseware (AOCC) teaches the
knowledge and skills assessed on the Certification examinations. Visit
http://www.autodesk.com/aotc to browse the Autodesk Courseware catalog.

Autodesk Certification
Gain a competitive edge with your career by obtaining Autodesk Certification,
validating your knowledge and skills on Autodesk products. Autodesk provides
an end-to-end solution for assessing your readiness for certification, preparing
for certification, and obtaining certification. For more information on Autodesk
Certification, visit http://www.autodesk.com/certification.

e-Learning
Autodesk e-Learning for Autodesk Subscription customers features interactive
lessons organized into product catalogs. Each lesson is 20-40 minutes in length
and features hands-on exercises, with an option to use a simulation or the
software application. You can also use an online evaluation tool that identifies
gaps in skills, determines what lessons will be most helpful, and gauges learning
progress.
If you are a member of Autodesk subscription, you can access e-Learning and
other subscription services from within your Autodesk product. For more
information about Autodesk subscription resources, visit
http://www.autodesk.com/subscription.

Printing this Documentation
You can print the Help and other manuals.

Printing PDF Versions of the Help
Most of the onscreen Help, including AutoCAD Map 3D Users Guide (the help
system), the AutoCAD User’s Guide, and the AutoCAD Command Reference,
are available in PDF format.
Some AutoCAD manuals, including Building Your World and Getting Started,
are available only in PDF format.
NOTE You must have Adobe® Acrobat Reader™ installed to view and print PDF
documents.

Printing this Documentation | 51

To print the AutoCAD Map 3D Users Guide
1 Open the AutoCAD Map 3D User’s Guide.
2 Click the Print icon.
WARNING The User’s Guide is over 1000 pages long! You may want to print
individual chapters.

To print the other manuals
1 Insert the AutoCAD Map 3D CD or DVD into the drive.
2 When the CD Browser starts, click the Documentation tab. If the CD
Browser does not start automatically, double-click the Setup.exe file.
3 On the Documentation tab, select the book to print.
4 Click the Print icon.

AutoCAD Map 3D Sample Data and Templates
AutoCAD Map 3D comes with an extensive set of sample data. Use this data
to experiment with map techniques before deploying your own data.
Also included with AutoCAD Map 3D are sample symbol sets, templates, and
map elements, such as north arrows, scale bars, and legends, that you can use
to create maps more quickly and easily, enhance new and existing maps, and
help promote standards and improve consistency. They can also serve as the
basis for developing your own data.

52 | Chapter 1 Getting Started Guide

©

IGN - 2007, NAVTEQ, DigitalGlobe, Intermap Technologies

AutoCAD Map 3D comes with sample data, symbols, and templates

Sample Data - Real World Data Sets and Data from Data
Providers
Most of the AutoCAD Map 3D sample data is stored in a folder called "AutoCAD
Map 3D 2009 Sample Data". Depending on which version of the product you
have, this folder is located on your product DVD, on a separate CD, or as a
separate download.
Due to the large files that are included (aerial images, DEMs, and so on), the
sample data folder is not installed by default. To explore it, you must copy
the folder of data to the root of your C: drive.
For all data connections to be correct and connected automatically, the final
location of your sample data should be: C:\AutoCAD Map 3D 2009 Sample
Data. If you put it in a different location, you will need to fix data connections.

Sample Data - Real World Data Sets and Data from Data Providers | 53

The sample data folder includes the following:
■

City of Redding, California
A real-world data set from the City of Redding, California, in the United
States. Data includes parcel data, soil drawings, water data, metadata, and
more.

■

Institut Geographique National, France
A comprehensive set of sample data from Institut Geographiqe National
(IGN), the national mapping agency of France. The data covers "department
92" in France. Departments are administrative units of France, roughly
analogous to English counties. Department 92 includes several cities just
outside of Paris. The area is often called Haute-de-Seine.

54 | Chapter 1 Getting Started Guide

©

IGN - 2007

■

NAVTEQ Data
Data sets for 3km x 3km areas of seven sample cities from around the
world. NAVTEQ data is used in a broad range of location-based applications,
navigation products, and mapping sites. They provide vector data, street
centerline map data, and much more. You can use the sample data to get
an idea of what NAVTEQ can provide and how you can use to enhance
your maps in AutoCAD Map 3D.

■

DigitalGlobe Imagery
Imagery for the seven sample cities. DigitalGlobe is a provider of high
resolution aerial and satellite imagery.

■

Intermap 3D Elevation Data
Digital Elevation Models (DEMs) for seven sample cities. Intermap
Technologies provide high-quality, precise, 3D digital-elevation data and
images.

Sample Data - Real World Data Sets and Data from Data Providers | 55

■

DigitalGlobe ImageConnect
A "plug-in" you can install on top of AutoCAD Map 3D that allows you to
bring in georeferenced satellite and aerial photos from DigitalGlobe's online
image server. ImageConnect is a quick, cost-effective way to add
high-resolution imagery to your maps.

■

Map Book Templates
A copy of the map book templates that are installed with AutoCAD Map
3D.

56 | Chapter 1 Getting Started Guide

■

More 3D Elevation Data
Additional DEMs to experiment with.

■

Sample Maps
These maps use sample data from NAVTEQ, Intermap Technologies, and
DigitalGlobe, and other real-world maps from Redding, Grand Forks, Crater
Lake, and more.

Sample Data - Real World Data Sets and Data from Data Providers | 57

■

Symbols
A copy of the symbol sets, north arrows and scale bars that are installed
with AutoCAD Map 3D.

For more information about the data, see the documentation in the AutoCAD
Map 3D 2009 Sample Data folder.
In addition, smaller sets of sample data are installed with AutoCAD Map 3D:
■

Additional sample data and maps, including Crater Lake, US Geology, and
Grand Forks, North Dakota are installed here:
. \Program Files\AutoCAD Map 3D 2009\Sample\Maps

■

Tutorial sample files

58 | Chapter 1 Getting Started Guide

Templates for Maps and Map Books
Templates allow you to reuse or standardize map settings, layouts, layer
definitions and settings, block definitions, data connections, coordinate system
information, and more.
Instead of manually reproducing the settings and common parts of your maps,
you save them in a template file (.dwt) and then you can use the template as
you create new files.
This helps time and improves consistency if you are creating a series of maps.
AutoCAD Map 3D comes with two types of templates:
■

Templates for creating new maps
There are four templates available to choose from - mad2d.dwt,
map2diso.dwt, map3d.dwt, map3diso.dwt - with settings to optimize 2D
display, 3D display, and iso and ansi settings, respectively. To create a new
map using one of these templates, click File > New, and then select a
template from the list.

Example map templates - map2d.dwt and map3d.dwt

■

Templates for creating tiled Map Books and tiled DWFs

Templates for Maps and Map Books | 59

These allow you to quickly create attractive printed Map Books or tiled
DWFs with a minimal amount of layout work. There are three different
designs available, each with numerous paper sizes, both metric (ISO) and
imperial (ANSI). You use Map Book templates in the Map Books feature.
Each design is unique, with its own navigation arrows, layout settings,
title blocks, and more.

Example Map Book Templates: Elegant, Classic, and Original Designs

You can use these both these types of templates as-is or adapt them to suit
your needs.
Templates are available in \Documents and Settings\\Local
Settings\Application Data\Autodesk\ AutoCAD Map 3D
2009\R17.2\enu\Templates
Additional, industry specific templates are available in the Industry Toolkits,
which are available as free downloads on autodesk.com.

60 | Chapter 1 Getting Started Guide

Symbols for Water, Gas, Electric, and Emergency Response
AutoCAD Map 3D comes with a number of sample symbol sets to help you
create maps for water networks, gas utilities, electric utilities (North America),
and emergency response planning. You can use the sample symbols as-is or
use them as a basis for developing your own symbols.
Using symbols helps can help promote standardization and consistency in
your organization, and can also improve communication through the use of
familiar symbology.
Each set of symbols comes in a separate DWG file. For example, there is Map
- Water.dwg, Map - Electric.dwg, and so on. There are a number of different
files for Emergency Response.

Example Electric Symbols from "Map - Electric.dwg"

Example Gas Symbols from "Map - Gas.dwg"

Example Water Symbols from "Map - Water.dwg"

Example Emergency Response Symbols from "Map - ER Incident Centers.dwg"

The symbols are available in \Program Files\AutoCAD Map 3D
2009\Sample\Symbols.
The symbols are in dynamic block format, making them easy to rotate, resize,
and color. They are colored by block, which optimizes them for use in DWGs,
but you can also use them in the Display Manager's Style Editor when styling
points.

Symbols for Water, Gas, Electric, and Emergency Response | 61

To set up the symbols for easy drag and drop into your DWG maps, you can
add them to a Tool Palette.

Symbols for General Use
In addition to the sample symbols for utilities like water and gas, AutoCAD
Map 3D comes with sample symbols for more general purpose uses, such as
points of interest, transportation and local government.
Like the industry symbols, you can use the general purpose symbols as-is, or
as a basis for developing your own symbols.
Using symbols helps can help promote standardization and consistency in
your organization, and can also improve communication through the use of
familiar symbology.
The symbols come in two formats:
■

Dynamic Block (Map - Points of Interest.DWG) - These symbols are in
dynamic block format so you can easily scale and rotate them. Outline
and fill colors have been optimized for use in the Display Manager's Style
Editor - so you can easily control outline and fill separately. Doing so,
means they are black by default when viewed in the DWG.

Example General Use Symbols from "Map - Points of
Interest.dwg", as Seen When Styling Points Using the Style
Editor

■

Bitmap versions in .png format for more a graphical representation of your
points

62 | Chapter 1 Getting Started Guide

Example Bitmap Symbols

The general use symbols are available in \Program Files\AutoCAD Map 3D
2009\Sample\Symbols.

North Arrows, Scale Bars, and Other Map Elements
Sample north arrows and scale bars (both metric and imperial) are available
as dynamic blocks for you to insert into your maps.

Example North Arrows

North Arrows, Scale Bars, and Other Map Elements | 63

Example Scale Bars

Because they are in dynamic block format, they are easy to scale, rotate and
color. In addition, the scale bars have attributes that allow you to set the
correct scale.
The samples are available in \Program Files\AutoCAD Map 3D
2009\Sample\Symbols.
Also available in AutoCAD Map 3D 2009 is a new legend style, which is
automatically available when you add a legend to a map. It has an improved,
modern design and is easier to read.

64 | Chapter 1 Getting Started Guide

New Legend Style - How it Looks in Your Map Drawing and When It Is Published

Getting Additional Geospatial Data to Enhance Your Maps
As you create maps, you may want to add data to enhance them. For example,
you may want to add raster 3D elevation data to help you create 3D maps,
add new vector data such as land plots or points of interest, or add satellite
imagery for your area.
So that you can get the high resolution precision geospatial data you need
quickly, easily and at lower cost, Autodesk has partnered with leading
geospatial data providers to provide a geodata portal that gives you access to
all the geospatial data you need.
Visit the geodata portal at http://www.autodesk.com/geodata.
Examples of the types of data available on the portal:
■

Aerial and satellite imagery from DigitalGlobe

■

3D raster elevation data from Intermap Technologies

Getting Additional Geospatial Data to Enhance Your Maps | 65

■

Vector data such as roads and land parcels from NAVTEQ

■

Weather data from WeatherBug

Data from: Intermap Technologies, NAVTEQ, and DigitalGlobe

Tutorial Sample Files
The tutorials are accessible from the Help menu.
After installation, the tutorial sample files are located in Program Files\AutoCAD
Map 3D 2009\Help\Map 3D Tutorials. The tutorials advise you to copy the
sample files to your My Documents folder so you do not modify the original
files.

Additional AutoCAD Samples
AutoCAD provides additional sample drawings, sample sheet sets, sample
blocks, VBA samples, and more.

66 | Chapter 1 Getting Started Guide

After installation, the files are located in C:\Program Files\AutoCAD Map 3D
2009\Sample.

Additional AutoCAD Samples | 67

68

Setting Up

2

Overview of Setting Up
You can customize AutoCAD Map 3D and set up each map file you create to
make your work easier and more productive.
The following tables summarize your setup options on a product-wide and
map-wide basis.
On a product-wide
level...

Use this method...

To get this result...

Set up user access.

Click Setup menu ➤ User Administration.

The system administrator assigns
login names and passwords to
users, and specifies what each
user can do within the product.
See Setting Up Users and Assigning Rights on page 74.

Set up your workspace.

Click View menu ➤ Menu/Toolbar

Customize the menus, toolbars,
and dockable windows.
See Customizing Your Work Environment on page 76.

Layout ➤ Customize.

Create new coordinate
systems.

Click Setup menu ➤ Define Global
Coordinate System.

Create a completely new coordinate system or use a predefined
coordinate system as a basis for
creating your own.
See Defining Coordinate Systems
on page 82.

69

On a product-wide
level...
Set up object classification.

Use this method...

1 Select a sample object for
the object class.
2 Attach an object definition
file.
3 On the Map Explorer tab of
the Task Pane, right-click
Object Classes. Click Define
Object Class.

Set up for digitizing

1 Configure the digitizer in
the AutoCAD Options dialog box.
2 Register the map using the
TABLET command.
3 Set digitizing specifications
in the Digitize Setup dialog
box.

To get this result...

Define a set of standard objects
for your organization so that new
objects of that type use the
properties you defined.
See Overview of Setting Up Object Classification on page 109.

Convert paper-based graphical
information into a digital format
using drawing commands to
trace data from the paper map
into a DWG file.
See Setting Up for Digitizing on
page 121 and Overview of Digitizing Objects on page 890.

4 Use the MAPDIGITIZE command to digitize the objects.

Set default values and settings.

Click Setup menu ➤ AutodCAD Map
Options.

Change settings that affect the
work environment, how the
program starts up, whether users
need to log in, and settings for
your current drawings, data
sources, and more.
See Setting Options on page 194.

Set options related to images you added with Raster Extension.

Click Setup menu ➤ Raster Options.

Changes settings related to the
Raster Extension, such as where
image-related files are stored,
how images display in maps, and
memory usage options. These

70 | Chapter 2 Setting Up

On a product-wide
level...

Use this method...

To get this result...

options do not affect images you
added with Data Connect.
Setting Raster Image Options on
page 226
Customize and automate
import and export operations.

Edit the mapexport.ini file using a text
editor such as WordPad.

Modify the .ini files that specify
import and export settings.
See Customizing the Import and
Export .ini Files on page 240.

On a map-wide basis...

Use this method...

To get this result...

Assign a coordinate system.

Click Setup menu ➤ Assign
Global Coordinate System.

Specify the coordinate system used for attached drawings and for the current
drawing.
See Assigning Coordinate Systems on page
133

Attach drawings.

Drag the drawing file from
Windows Explorer to the
Map Explorer tab of the
Task Pane.

Work with objects from other drawings by
attaching those drawings to the current
map and querying in the objects.
See Overview of Attaching Drawings on
page 144

Modify the settings for attached drawings.

Click Setup menu ➤
Define/Modify Drawing Set.

Specify how attached drawings work with
the current drawing and view information
about attached drawings.
See Modifying Attached Drawing Settings
on page 152.

1 To save the current query, click
Setup menu ➤
More DWG Options ➤ Define
Query.

Save and reuse queries in a library.
See Overview of Using the Query Library
on page 161.

Set up queries.

Overview of Setting Up | 71

On a map-wide basis...

Use this method...

To get this result...

2 To run a saved
query, click Edit
menu ➤ DWG
Query.

Define annotation templates.

Click Setup ➤ Define Annotation Template.

Define the information to display in an
annotation and the layout of that information. Then you can insert instances of the
annotation into your drawing.
See Defining Annotation Templates on
page 174

Set up object data.

Click Setup menu ➤
Define Object Data.

Create tables with fields for text and numerical information. Attach records from the
table to objects.
See Creating an Object Data Table on page
180.

Set up data sources for
drawings.

Drag the database file from
Windows Explorer to the
Map Explorer tab of the
Task Pane.

Attach a database to your map and link
records from that table to objects in your
map.
See Attaching a Data Source on page 187.

Setting Up AutoCAD Map 3D
See also:
■

Overview of Setting Up Your Map File on page 130

■

Setting Options on page 194

■
■
■
■
■

To add a new user on page 75
To create a new workspace on page 77
To add menu and toolbar options on page 78
To add entire menus or toolbars to a workspace on page 78
To switch between Map 3D Geospatial, Map 3D Drawing and Map Classic
workspaces on page 78

72 | Chapter 2 Setting Up

■
■
■
■
■
■
■

To restore the default colors on page 79
To show the command line interface in the Map3D Geospatial and Drawing
workspaces on page 79
To hide the map status bar on page 80
To enable Update Edits Automatically by default on page 80
To disable connection pooling by default on page 80
To turn file selection dialog boxes on or off on page 80
To turn other dialog boxes on or off on page 80

Overview of Setting Up AutoCAD Map 3D
You can customize AutoCAD Map 3D to make your work easier and more
productive. Your changes affect all future sessions of AutoCAD Map 3D.
See also:
■

Overview of Setting Up Your Map File on page 130

■

Setting Options on page 194

The following table summarizes your customization options.
To do this...

Use this method...

To get this result...

Assign a coordinate system.

Click Setup menu ➤ Assign
Global Coordinate System.

Specify the coordinate system used for attached drawings and for the current
drawing.
See Assigning Coordinate Systems on page
133

Attach drawings.

Drag the drawing file from
Windows Explorer to the
Map Explorer tab of the
Task Pane.

Work with objects from other drawings by
attaching those drawings to the current
map and querying in the objects.
See Overview of Attaching Drawings on
page 144

Modify the settings for attached drawings.

Click Setup menu ➤
Define/Modify Drawing Set.

Specify how attached drawings work with
the current drawing and view information
about attached drawings.
See Modifying Attached Drawing Settings
on page 152.

Overview of Setting Up AutoCAD Map 3D | 73

To do this...

Use this method...

Set up queries.

1 To save the current query, click
Setup menu ➤
More DWG Options ➤ Define
Query.

To get this result...
Save and reuse queries in a library.
See Overview of Using the Query Library
on page 161.

2 To run a saved
query, click Edit
menu ➤ DWG
Query.

Define annotation templates.

Click Setup ➤ Define Annotation Template.

Define the information to display in an
annotation and the layout of that information. Then you can insert instances of the
annotation into your drawing.
See Defining Annotation Templates on
page 174

Set up object data.

Click Setup menu ➤
Define Object Data.

Create tables with fields for text and numerical information. Attach records from the
table to objects.
See Creating an Object Data Table on page
180.

Set up data sources for
drawings.

Drag the database file from
Windows Explorer to the
Map Explorer tab of the
Task Pane.

Attach a database to your map and link
records from that table to objects in your
map.
See Attaching a Data Source on page 187.

Setting Up Users and Assigning Rights
The system administrator controls who has access to AutoCAD Map 3D by
assigning login names and passwords to users. Also, the system administrator
can specify the privileges or operations available to each user.

74 | Chapter 2 Setting Up

AutoCAD Map 3D stores the settings for several AutoCAD Map 3D options
with your login name, which means that these option settings are in effect
whenever you log in under that name to that copy of AutoCAD Map 3D on
that machine. After you log in, AutoCAD Map 3D sets up your user
environment, including user privileges and user-specific options, such as Task
Pane options and Data Source options.
See also:
■

Setting Task Pane Options on page ?

■

Setting Data Source Options on page ?

To add a new user
1 Click Setup menu ➤ User Administration.
2 Under User Profile, in the Login Name box, enter a name for the user.
The login name must be unique. It is not case sensitive. Use any characters
except the following: " / \ [ ] : ; | = , + * ? < >
3 In the Password box, enter a password for the user. Passwords are case
sensitive.
4 Under Privileges, specify the operations available to the user by selecting
one or more of the following:
■

Superuser — User can perform user administration tasks, set system
options, and perform any other AutoCAD Map 3D operation.
The default superuser login name is SuperUser (case insensitive) and
the password is SUPERUSER (case sensitive). If security is an issue,
make sure you change the default superuser login and password.

■

Alter Drawing Set — User can attach and detach drawings. If this
option is not selected, the user can activate and deactivate drawings,
but cannot attach and detach them.

■

Alter Object Class — User can define and edit object class definitions.
If this option is not selected, users can only assign object classes and
change the current object classification file.

■

Edit Drawing — User can edit objects and save them back to source
drawings. If this option is not selected, the user can edit objects but
cannot save them back to source drawings.

Setting Up Users and Assigning Rights | 75

■

Draw Query — User can execute Draw mode queries, which copy
objects into the current drawing. If this option is not selected, users
can do Preview and Report mode queries only.

5 Click Add.
6 Click OK.
To edit an existing user profile, select the name in the User List and modify
the settings you want. Click Update.

Quick Reference
MAPUSERADMIN
Performs administrative functions
Menu

Setup menu ➤ User Administration

Command Line

MAPUSERADMIN

Task Pane

In Map Explorer, right-clickCurrent Drawing ➤ User
Admin

Dialog Box

User Administration dialog box

Customizing Your Work Environment
Your work environment – that is, the way the menus, toolbars, and dockable
windows are laid out – is saved in a workspace.
You can customize a workspace to look and function just the way you want,
or create a new workspace. You can save different workspaces for different
tasks, use them to help you streamline common tasks, or set up best practices
for mapping tasks and workflow.
For example, you can set up a map creation workspace to streamline acquiring,
integrating, and building maps, and another workspace for creating and
publishing map books and atlases.
Within a session, you can easily switch between workspaces.

76 | Chapter 2 Setting Up

Listed below are the predefined workspaces that are included with AutoCAD
Map 3D:
■

Map 3D Geospatial - For more information on Geospatial features, see
Work with Geospatial Features and Drawing Objects on page 21

■

Map 3D Drawing

■

Map 3D Classic

You can customize any of these workspaces and easily switch between them.
See also:
■

Switching Between Workspaces on page 38

■

To create a new workspace on page 77

■

To add menu and toolbar options on page 78

■

To add entire menus or toolbars to a workspace on page 78

■

To switch between Map 3D Geospatial, Map 3D Drawing and Map Classic
workspaces on page 78

■

To restore the default colors on page 79

■

To show the command line interface in the Map3D Geospatial and Drawing
workspaces on page 79

■

To hide the map status bar on page 80

■

To enable Update Edits Automatically by default on page 80

■

To disable connection pooling by default on page 80

To create a new workspace
1 Click View menu ➤ Menu/Toolbar Layout ➤ Customize.
2 In the Customize User Interface dialog box, under Customizations In All
CUI Files, right-click the Workspace node, and select New, or right-click
an existing workspace, and select duplicate.
3 Select the new workspace.
4 Under Workspace Contents, click Customize Workspace.

Customizing Your Work Environment | 77

5 In the Customizations In All CUI Files tree, check the items you want to
include.
6 Click Done.
7 Click OK.
To add menu and toolbar options
1 In the Customize User Interface dialog box, under Customizations In All
CUI Files, select the workspace you want to modify.
2 Under Customizations In All CUI Files, expand the item you want to
customize so that you can see all the items underneath it.
For example, expand the Topology menu to see the topology options
underneath.
3 Under Command List, click and drag the tool you want to include to the
item in Customizations In All CUI Files.
4 Click Apply.
5 Click OK.
To add entire menus or toolbars to a workspace
1 In the Customize User Interface dialog box, under Customizations In All
CUI Files, select the workspace you want to modify.
2 Under Workspace Contents, click Customize Workspace.
3 In the Customizations In All CUI Files tree, check the items you want to
include.
4 Click Done.
5 Click OK.
To switch between Map 3D Geospatial, Map 3D Drawing and Map Classic
workspaces
1 Right-click any toolbar or in the menu toolbar area, select ACAD and
scroll down to Workspaces.
A floating toolbar will open with all workspace options available. You
can either dock this toolbar, leave it floating or close it.

78 | Chapter 2 Setting Up

2 In the Workspaces toolbar, use the drop-down list to select the workspace
you want. Unless you specify otherwise, AutoCAD Map 3D opens with
the Map 3D Geospatial workspace.
For more information, see Switching Between Workspaces on page 38.
To restore the default colors
1 Click Setup menu ➤ AutoCAD Options.
2 In the Options dialog box, click the Display tab, and then click Colors.
3 In the Color Options dialog box, select the element you want to change
by clicking the images for the Model tab or Layout tabs.
As you click areas of the images, the selection is displayed in the Window
Element list. You can also change an attribute by selecting it from the
Window Element list. For example, for the Map background, select Model
Tab Background.
4 From the Color list, click Select Color.
5 In the Select Color dialog box, click the Color Books tab, and then select
AutoCAD Map 3D Colors from the Color Book list.
The AutoCAD Map 3D color book displays the default colors used in the
application. You can select a color or use the color book as a reference.
It does do not control the defaults in the application; do not attempt to
modify it.
6 Select a color by clicking a color chip.
For example, click the blue Map Background chip to use the new map
background color (model tab).
7 Click OK.
8 In the Color Options dialog box, click Apply and Close to record the
current option settings in the system registry and close the dialog box.
9 In the Options dialog box, click OK.
To show the command line interface in the Map3D Geospatial and Drawing
workspaces
1 Click View ➤ Menu/Toolbar Layout ➤ Customize.
2 In the Customize User Interface dialog box, click Map 3D for Geospatial
or Map 3D for Drawings.

Customizing Your Work Environment | 79

3 In the Workspace Contents area, double-click Palettes, scroll to the bottom
of the list, and then click Command Line.
4 In the Properties area under Appearance, click Show, and then select Yes
from the drop-down list.
5 Under Workspace Contents, click the Customize Workspace button.
6 Click OK.
To hide the map status bar
1 At the Command prompt, enter mapstatusbar.
2 Enter hide.
To enable Update Edits Automatically by default
1 At the Command prompt, enter mapeditsetautodefault
2 Enter active.
To disable connection pooling by default
1 At the command prompt, enter mapconnectionpooling.
2 Enter deactive.
To turn file selection dialog boxes on or off
NOTE If you use scripts to automate some AutoCAD Map 3D functions, you may
find it useful to turn dialog boxes off.
1 At the command prompt, enter filedia.
2 To turn dialog boxes on, enter 1. To turn dialog boxes off, enter 0.
To turn other dialog boxes on or off
1 At the command prompt, enter cmddia.
2 To turn dialog boxes on, enter 1. To turn dialog boxes off, enter 0.

80 | Chapter 2 Setting Up

Quick Reference
MAPOPTIONS
Sets AutoCAD Map 3D options
Menu

Setup menu ➤ Autodesk Map Options

Icon
Options
Command Line

MAPOPTIONS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Options

Dialog Box

AutoCAD Map Options dialog box

OPTIONS
Customizes the AutoCAD settings
Menu

Setup menu ➤ AutoCAD Options

Command Line

OPTIONS

Task Pane

Right-click in the drawing area ➤ Options

MAPEDITSETAUTODEFAULT
Specifies the default setting for updating edits to the feature source
automatically
Command Line

MAPEDITSETAUTODEFAULT

MAPSTATUSBAR
Toggles the Map status bar on and off
Command Line

MAPSTATUSBAR

MAPCONNECTIONPOOLING
Toggles connection pooling on and off
Command Line

MAPCONNECTIONPOOLING

Customizing Your Work Environment | 81

Creating New Coordinate Systems
AutoCAD Map 3D comes with an extensive library of coordinate systems. If
no suitable coordinate system exists, you can define a customized coordinate
system.
See also:
■

Overview of Coordinate Systems on page 134

■

Overview of Grid Data Files and Datum Shift Issues on page 95

■
■

To define coordinate systems on page 82
To work with grid data files and datum shifts on page 95

Defining Coordinate Systems
You can define customized coordinate systems in AutoCAD Map 3D.
See also:
■

Overview of Coordinate Systems on page 134

■

Assigning a Coordinate System to the Current Drawing on page 137

To define coordinate systems
■
■
■
■
■
■
■
■

To define a coordinate system on page 85
To define a datum on page 86
To define an ellipsoid on page 88
To create a coordinate system category on page 89
To modify or delete a coordinate system on page 90
To modify or delete a datum on page 91
To modify or delete an ellipsoid on page 92
To edit or delete a coordinate system category on page 94

Overview of Creating New Coordinate Systems
You can create a completely new coordinate system or use a predefined
coordinate system as a basis for creating your own. You can also modify or

82 | Chapter 2 Setting Up

delete any coordinate systems that you define. You cannot delete any of the
predefined coordinate systems supplied with AutoCAD Map 3D.
When you define a coordinate system you must specify the following
parameters:
■

map projection on page 1755 — Used to convert points from latitude and
longitude to Cartesian coordinates.
and one of the following:

■

datum on page 1747 — Reference point, line, or surface for mapping.

■

ellipsoid on page 1750 — Geometric surface whose plane sections are all circles
or ellipses.

See also:
■

Overview of Coordinate Systems on page 134

■

Overview of Grid Data Files and Datum Shift Issues on page 95

For this item...

Define, delete, or modify using this
method...

Global coordinate system

To define a coordinate system on page 85
To modify or delete a coordinate system
on page 90

Datum

To define a datum on page 86
To modify or delete a datum on page 91

Ellipsoid

To define an ellipsoid on page 88
To modify or delete an ellipsoid on page
92

Coordinate system category

To create a coordinate system category
on page 89
To edit or delete a coordinate system category on page 94

Creating New Coordinate Systems | 83

Quick Reference
ADEDEFCRDSYS
Defines a global coordinate system
Menu

Setup menu ➤ Define Global Coordinate System

Command Line

ADEDEFCRDSYS

Dialog Box

Global Coordinate System Manager dialog box

Defining a Global Coordinate System
You can define new coordinate systems based on your own data or use a
predefined coordinate system as a basis for creating your own.
Depending on the projection you use to define a custom coordinate system,
you must provide certain information. For example, if you use the Transverse
Mercator projection, you must specify a longitude value called the central
meridian.

False Origin
When defining a custom coordinate system, you may want to enter a false
origin, with northing and easting values. For example, if you are using the
Transverse Mercator projection, and the central meridian bisects the mapping
region, half of the X coordinates are negative values. Coordinate system
definitions usually include an offset called the false origin that is added to all
coordinates to make them positive. The X coordinate of this offset is called
the false origin easting. The Y coordinate of this offset is called the false origin
northing.

Scale Reduction Factor
To produce the smallest possible distance between the projection surface and
any point in the region you are mapping, you must specify a scale reduction
factor. This is particularly important when you are mapping large regions. For
the Transverse Mercator projection, you enter this value in the Scale Reduction
Factor At The Central Meridian edit box.
See also:
■

Overview of Coordinate Systems on page 134

84 | Chapter 2 Setting Up

■

Overview of Grid Data Files and Datum Shift Issues on page 95

To define a coordinate system
1 Click Setup menu ➤ Define Global Coordinate System.
2 In the Global Coordinate System Manager dialog box, select a category.
3 Do one of the following:
■

To create a new coordinate system, click Define.

■

To create a new coordinate system based on an existing, predefined
coordinate system, select the coordinate system from the Coordinate
Systems In Category list. Click Modify.

4 On the General tab of the Define Coordinate System dialog box, enter a
unique code in the Code box.
The code must be unique within a category and across all coordinate
systems and must not contain spaces. Only the following characters are
valid: A-Z (upper or lower case), 0-9, dash, and underscore.
If you are creating a new coordinate system based on an existing,
predefined coordinate system, you must change the code before you can
change any of the other information.
5 Enter a description.
AutoCAD Map 3D displays the description in the Coordinate Systems In
Category list of the Global Coordinate System Manager dialog box.
6 In the Units box, select the units to use for this coordinate system.
7 Under Coordinate System Type, select one of the following:
■

To base the coordinate system on a datum on page 1747, select Geodetic.
Click Select to specify the datum.

■

To base the coordinate system on an ellipsoid on page 1750, select
Non-Geodetic. Click Select to specify the ellipsoid.

8 On the Projection tab, select a projection.
The projection you choose determines how many projection parameters
you must enter and the units you can use.
9 Optionally, under False Origin, enter Northing and Easting values.
10 Under Projection Parameters, enter values for the remaining fields in the
dialog box. Click OK.

Creating New Coordinate Systems | 85

These fields vary according to the projection you select.

Quick Reference
ADEDEFCRDSYS
Defines a global coordinate system
Menu

Setup menu ➤ Define Global Coordinate System

Command Line

ADEDEFCRDSYS

Dialog Box

Global Coordinate System Manager dialog box

Defining a New Datum
You can define new datums based on your own data or use a predefined datum
on page 1747 as a basis for creating your own.
When defining a custom datum, select the conversion technique, either
Molodensky, Bursa/Wolfe, or Seven Parameter Transformation. After choosing
the conversion technique, specify the appropriate conversion parameters for
the technique you chose.
See also:
■

Overview of Coordinate Systems on page 134

■

Overview of Grid Data Files and Datum Shift Issues on page 95

■

Defining an Ellipsoid on page 87

To define a datum
1 On the General tab of the Define Global Coordinate System dialog box
or the Modify Global Coordinate System dialog box, select Geodetic.
Click Define.
2 In the Datum Manager dialog box, click Define.
3 On the General tab of the Define Datum dialog box, enter a code and
description for the datum on page 1747.

86 | Chapter 2 Setting Up

The code must be unique within a category and across all coordinate
systems and must not contain spaces. Only the following characters are
valid: A-Z (upper or lower case), 0-9, dash, and underscore.
AutoCAD Map 3D displays the description in the Datums list of the
Datum Manager dialog box.
4 Under Ellipsoid, select or define an ellipsoid on page 1750 to use for the new
datum.
For information about defining ellipsoids, see Defining an Ellipsoid on
page 88.
5 On the Datum Conversion tab, select a conversion technique from the
Datum Conversion Technique list.
6 Enter the appropriate conversion parameters for the conversion technique
you selected.
Under Conversion Parameters, under Vector Component Deltas To
WGS-84 In Meters, enter the vector component deltas to WGS-84.
If you use the Bursa/Wolfe or Seven Parameter Transformation conversion
method, fill in all four edit boxes under Rotation Angle From WGS-84 In
Arc Seconds.

Quick Reference
ADEDEFCRDSYS
Defines a global coordinate system
Menu

Setup menu ➤ Define Global Coordinate System

Command Line

ADEDEFCRDSYS

Dialog Box

Global Coordinate System Manager dialog box

Defining an Ellipsoid
You can define a new ellipsoid on page 1750 based on your own data or use a
predefined ellipsoid as a basis for creating your own.
When defining a custom ellipsoid, you must specify the calculation method
and values used to determine the dimensions of the ellipsoid. After choosing

Creating New Coordinate Systems | 87

the calculation method, you supply two of the required values, and AutoCAD
Map 3D determines the remaining two values for you.
See also:
■

Overview of Coordinate Systems on page 134

■

Overview of Grid Data Files and Datum Shift Issues on page 95

■

Defining a New Datum on page 86

To define an ellipsoid
1 Do one of the following:
■

On the General tab of the Define Datum dialog box or the Modify
Datum dialog box, under Ellipsoid, click Define.

■

Under Coordinate System Type on the General tab of the Define
Global Coordinate System dialog box, select Non-Geodetic. Click
Define.

2 In the Ellipsoid Manager dialog box, click Define.
3 In the Define Ellipsoid dialog box, enter a code and description for the
ellipsoid on page 1750.
The code must be unique within a category and across all coordinate
systems and must not contain spaces. Only the following characters are
valid: A-Z (upper or lower case), 0-9, dash, and underscore.
AutoCAD Map 3D displays the description in the Available Ellipsoids list.
4 Under Ellipsoid Dimensions, do the following:
5 Select a calculation method.
6 Enter values for the two parameters that correspond to the calculation
method you chose. AutoCAD Map 3D computes the other two values
based on the ones you enter.
7 Click OK.

Quick Reference
ADEDEFCRDSYS

88 | Chapter 2 Setting Up

Defines a global coordinate system
Menu

Setup menu ➤ Define Global Coordinate System

Command Line

ADEDEFCRDSYS

Dialog Box

Global Coordinate System Manager dialog box

Creating a Coordinate System Category
You can organize your coordinate systems by creating categories and moving
coordinate systems into those categories.
See also:
■

Overview of Coordinate Systems on page 134

■

Overview of Creating New Coordinate Systems on page 82

■

Overview of Grid Data Files and Datum Shift Issues on page 95

To create a coordinate system category
1 Click Setup menu ➤ Define Global Coordinate System.
2 In the Global Coordinate System Manager dialog box, click Category
Manager.
3 In the Coordinate System Category Manager, click New.
4 Type a name in the Category Name box.
5 From the Available Categories list, select a category that contains
coordinate systems to include in the new category.
6 In the Coordinate Systems In Category list, select the coordinate systems
to include in the new category.
7 Click Add.
You can select any number of coordinate systems from existing categories
to include in the new category.
8 When you have finished adding coordinate systems, click OK.

Creating New Coordinate Systems | 89

Quick Reference
ADEDEFCRDSYS
Defines a global coordinate system
Menu

Setup menu ➤ Define Global Coordinate System

Command Line

ADEDEFCRDSYS

Dialog Box

Global Coordinate System Manager dialog box

Modifying or Deleting a Global Coordinate System
You can modify or delete any coordinate systems that you define. You cannot
modify or delete predefined coordinate systems supplied with AutoCAD Map
3D.
See also:
■

Overview of Coordinate Systems on page 134

■

Overview of Creating New Coordinate Systems on page 82

■

Creating a Coordinate System Category on page 89

To modify or delete a coordinate system
1 Click Setup menu ➤ Define Global Coordinate System.
2 In the Global Coordinate System Manager dialog box, select the category
that contains the global coordinate system to modify or delete.
3 Select the coordinate system from the Coordinate Systems In Category
list.
4 To modify the coordinate system, click Modify.
To delete the coordinate system, click Remove. Click OK.
5 If you are modifying the coordinate system, in the Modify Global
Coordinate System dialog box, change information as necessary.
To modify a predefined coordinate system, you must change the code
on the General tab before you can make changes to the other coordinate
system properties.

90 | Chapter 2 Setting Up

Quick Reference
ADEDEFCRDSYS
Defines a global coordinate system
Menu

Setup menu ➤ Define Global Coordinate System

Command Line

ADEDEFCRDSYS

Dialog Box

Global Coordinate System Manager dialog box

Modifying or Deleting a Datum
You can modify or delete any datum on page 1747 that you define. You cannot
modify or delete predefined datums supplied with AutoCAD Map 3D.
If you modify or delete a datum that you have defined, you must also modify
or delete any coordinate systems that reference that datum.
See also:
■

Overview of Coordinate Systems on page 134

■

Overview of Creating New Coordinate Systems on page 82

■

Overview of Grid Data Files and Datum Shift Issues on page 95

■

To define an ellipsoid on page 88

To modify or delete a datum
1 On the General tab of the Define Global Coordinate System dialog box
or the Modify Global Coordinate System dialog box, select Geodetic.
Click Define.
2 In the Datum Manager dialog box, select a datum on page 1747.
3 To modify the datum, click Modify.
To remove the datum, click Remove.
4 If you are modifying the daturm, on the General tab of the Define Datum
dialog box, change the code and description for the datum.
To modify a predefined datum, you must change the code on the General
tab before you can make changes to the other datum properties.

Creating New Coordinate Systems | 91

5 Under Ellipsoid, select or define an ellipsoid on page 1750 to use for the
datum.
For information about defining ellipsoids, see Defining an Ellipsoid on
page 88.
6 On the Datum Conversion tab, select a conversion technique from the
Datum Conversion Technique list.
7 Enter the appropriate conversion parameters for the conversion technique
you selected.

Quick Reference
ADEDEFCRDSYS
Defines a global coordinate system
Menu

Setup menu ➤ Define Global Coordinate System

Command Line

ADEDEFCRDSYS

Dialog Box

Global Coordinate System Manager dialog box

Modifying or Deleting an Ellipsoid
You can modify or delete any ellipsoids that you define. You cannot modify
or delete predefined ellipsoids supplied with AutoCAD Map 3D.
If you modify or delete an ellipsoid on page 1750 that you have defined, you
must also modify or delete any coordinate systems that reference that ellipsoid.
See also:
■

Overview of Coordinate Systems on page 134

■

Overview of Creating New Coordinate Systems on page 82

■

To define an ellipsoid on page 88

To modify or delete an ellipsoid
1 On the General tab of the Define Datum dialog box or the Modify Datum
dialog box, under Ellipsoid, click Define.

92 | Chapter 2 Setting Up

2 In the Ellipsoid Manager dialog box, select an ellipsoid on page 1750.
3 To modify the ellipsoid, click Modify.
To delete the ellipsoid, click Remove.
4 If you are modifying an ellipsoid, enter a code and description for the
ellipsoid.
To modify a predefined ellipsoid, you must change the code before you
can make changes to the other ellipsoid properties.
5 Under Calculation Method, select a calculation method.
6 Enter the appropriate ellipsoid dimension parameters for the calculation
method you selected.

Quick Reference
ADEDEFCRDSYS
Defines a global coordinate system
Menu

Setup menu ➤ Define Global Coordinate System

Command Line

ADEDEFCRDSYS

Dialog Box

Global Coordinate System Manager dialog box

Modifying or Deleting a Coordinate System
Category
You can modify categories by adding or removing coordinate systems, or
moving coordinate systems from one category to another. You can also delete
categories.
See also:
■

Overview of Coordinate Systems on page 134

■

Overview of Creating New Coordinate Systems on page 82

■

Creating a Coordinate System Category on page 89

Creating New Coordinate Systems | 93

To edit or delete a coordinate system category
1 Click Setup menu ➤ Define Global Coordinate System.
2 In the Global Coordinate System Manager dialog box, click Category
Manager.
3 In the Coordinate System Category Manager, select a category.
4 To modify the category, click Edit.
To delete the category, click Remove.
5 If you are modifying the category, do one or more of the following:
■

To remove coordinate systems from the category, click the coordinate
system names in the list under the Category Name box. Click Remove.

■

To add coordinate systems to the category, click the coordinate system
names in the list under the Available Categories list. Click Add.

■

To add coordinate systems from different categories, select the category
name in the Available Categories list.

Quick Reference
ADEDEFCRDSYS
Defines a global coordinate system
Menu

Setup menu ➤ Define Global Coordinate System

Command Line

ADEDEFCRDSYS

Dialog Box

Global Coordinate System Manager dialog box

Grid Data Files and Datum Shifts
AutoCAD Map 3D uses grid data files to specify datum on page 1747 shift
information and Grid Data Catalog files to determine the order for those files
when converting from one datum to another.
See also:
■

Creating New Coordinate Systems on page 82

94 | Chapter 2 Setting Up

■

Overview of Coordinate Systems on page 134

To work with grid data files and datum shifts
■
■
■
■
■
■
■

To set up a new grid data file on page 97
To set up a new grid data file for the United States on page 100
To set up a new grid data file for Australia or New Zealand on page 102
To use the new high accuracy GDA94 datum on page 103
To use version 2 of the Canadian National Transformation on page 104
To use version 1 of the Canadian National Transformation on page 105
To modify a coordinate system definition file on page 108

Overview of Grid Data Files and Datum Shift Issues
When converting between certain coordinate systems in North American,
Australia, and New Zealand, AutoCAD Map 3D uses grid based data files called
grid data files to obtain datum on page 1747 shift information.
For United States, Australia, and New Zealand geography, the grid data files
are in the public domain and are distributed with AutoCAD Map 3D. The grid
data files which cover Canadian geography are not in the public domain and
must be obtained from the proper authorities in Canada.
AutoCAD Map 3D uses Grid Data Catalog (GDC) files to determine the order
in which grid data files are used in areas of overlap when converting from one
datum on page 1747 to another.
See also:
■

Creating New Coordinate Systems on page 82

■

Datum Shift Issues for North American Users on page 103

■

Grid Data Files for Australia and New Zealand on page 101

■

Grid Data Files for the United States on page 97

■

Coordinate System Files on page 105

■

Australian Datum Transformation and Coordinate System Changes on
page 102

Creating New Coordinate Systems | 95

You can do the following with grid data files
To do this...

See this topic...

Set up a new grid data file

Grid Data Catalog (GDC) Files on page 96

Specify a new grid data file for the United
States

Grid Data Files for the United States on
page 97

Specify a new grid data file for Australia or
New Zealand

Grid Data Files for Australia and New Zealand on page 101

Use the high accuracy GDA94 datum for
Australia

Australian Datum Transformation and Coordinate System Changes on page 102

Specify a grid data version to resolve differences between source and destination coordinate systems for Canada

Datum Shift Issues for North American
Users on page 103

Modify a coordinate system file

Coordinate System Files on page 105

Grid Data Catalog (GDC) Files
AutoCAD Map 3D uses Grid Data Catalog (GDC) files to determine the order
in which grid data files are used in areas of overlap when converting from one
datum on page 1747 to another in certain parts of the world, such as North
America, Australia, and New Zealand.
In the case of an overlapping coverage, AutoCAD Map 3D selects the grid data
file with the smallest grid cell in the region of the conversion. If the grid cell
sizes are the same, AutoCAD Map 3D selects the grid data file that appears
first in the GDC file.
Grid Data Catalog files are ASCII text files with a .gdc extension that are stored,
by default, in the C:\Program Files\Common Files\Autodesk
Shared\GIS\CoordSys\11f folder. The base name of a GDC file is generally
based on the transformation with which it is associated. For example, the
GDC file for the NAD27 to NAD83 transformation is Nad27toNad83.gdc.
Each line in a GDC file points to a grid data file (also known as a datum shift
data file). GDC files also often include comments that are preceded by a pound

96 | Chapter 2 Setting Up

sign (#) and a fallback datum definition that is used when none of the grid
data files provide coverage for a point being converted.
See also:
■

Datum Shift Issues for North American Users on page 103

■

Coordinate System Files on page 105

■

Overview of Grid Data Files and Datum Shift Issues on page 95

■

Grid Data Files for the United States on page 97

■

Grid Data Files for Australia and New Zealand on page 101

■

Australian Datum Transformation and Coordinate System Changes on
page 102

To set up a new grid data file
1 When you obtain a new grid data file, copy it into the appropriate folder
under the Autodesk shared coordinate system folder, by default C:\Program
Files\Common Files\Autodesk Shared\GIS\CoordSys\11f.
2 Open the appropriate GDC file in any text editor or word processor that
can produce an ASCII file, such as Notepad or Wordpad.
NOTE Back up GDC files before you edit them, so you can restore them to
their previous state, if necessary.
3 Edit the file to point to the name and location of your new grid data file.
4 Make other changes needed, such as rearranging or replacing grid data
files, changing the fallback datum on page 1747 definition, or adding
comments.

Grid Data Files for the United States
AutoCAD Map 3D uses North American Datum Conversion (NADCON) grid
data files from the National Geodetic Survey to obtain latitude and longitude
shift information for converting between coordinate systems within the United
States. A pair of grid data files is required for each area or state covered: a .las
file is required for latitude shift values (latitude seconds) and a .los file for
longitude shift values (longitude seconds).

Creating New Coordinate Systems | 97

The NADCON files include grid data files for transformations between NAD83
and state readjustments to HARN (High Accuracy Resolution Network) projects.
The .las and .los files are in the public domain and are distributed with
AutoCAD Map 3D. The files are stored in the Autodesk shared coordinate
system folder, by default C:\Program Files\Common Files\Autodesk
Shared\GIS\CoordSys\11f\Usa\Nadcon.
The following is a list of NADCON grid data files.
Files (.las and
.los)

NADCON (North American
Datum Conversion)

Area/State

conus

NAD27 to NAD83

United States (USA) - lower 48 states including
EEZ

alaska

Alaska to NAD83

Alaska

hawaii

Old Hawaiian to NAD83

Hawaii

prvi

Puerto Rico to NAD83

Puerto Rico, Virgin Islands

stlrnc

St. Lawrence Island to NAD83

St Lawrence: off the coast of Alaska

stpaul

St. Paul Island to NAD83

St Paul: Pribiloff Islands off the coast of Alaska

stgeorge

St. George Island to NAD83

St George: Pribiloff Islands off the coast of
Alaska

alhpgn

NAD83 to NAD83 (HARN)

Alabama

azhpgn

NAD83 to NAD83 (HARN)

Arizona

cahpgn

NAD83 to NAD83 (HARN)

California, south of 38 degrees North

cnhpgn

NAD83 to NAD83 (HARN)

California, north of 38 degrees North

HARN Readjustments

98 | Chapter 2 Setting Up

Files (.las and
.los)

NADCON (North American
Datum Conversion)

Area/State

cohpgn

NAD83 to NAD83 (HARN)

Colorado

emhpgn

NAD83 to NAD83 (HARN)

Idaho and Montana, east of 113 degrees West

ethpgn

NAD83 to NAD83 (HARN)

Texas, east of 100 degrees West

flhpgn

NAD83 to NAD83 (HARN)

Florida

gahpgn

NAD83 to NAD83 (HARN)

Georgia

kyhpgn

NAD83 to NAD83 (HARN)

Kentucky

lahpgn

NAD83 to NAD83 (HARN)

Louisiana

mdhpgn

NAD83 to NAD83 (HARN)

Maryland and Delaware

mehpgn

NAD83 to NAD83 (HARN)

Maine

mihpgn

NAD83 to NAD83 (HARN)

Michigan

mshpgn

NAD83 to NAD83 (HARN)

Mississippi

nbhpgn

NAD83 to NAD83 (HARN)

Nebraska

ndhpgn

NAD83 to NAD83 (HARN)

North Dakota

nehpgn

NAD83 to NAD83 (HARN)

New England (Connecticut, Massachusetts,
New Hampshire, Rhode Island, and Vermont)

nmhpgn

NAD83 to NAD83 (HARN)

New Mexico

nyhpgn

NAD83 to NAD83 (HARN)

New York

okhpgn

NAD83 to NAD83 (HARN)

Oklahoma

Creating New Coordinate Systems | 99

Files (.las and
.los)

NADCON (North American
Datum Conversion)

Area/State

pvhpgn

NAD83 to NAD83 (HARN)

Puerto Rico, Virgin Islands

sdhpgn

NAD83 to NAD83 (HARN)

South Dakota

tnhpgn

NAD83 to NAD83 (HARN)

Tennessee

vahpgn

NAD83 to NAD83 (HARN)

Virginia, excluding West Virginia

wihpgn

NAD83 to NAD83 (HARN)

Wisconsin

wmhpgn

NAD83 to NAD83 (HARN)

Idaho and Montana, west of 113 degrees West

wohpgn

NAD83 to NAD83 (HARN)

Washington and Oregon

wthpgn

NAD83 to NAD83 (HARN)

Texas, west of 100 degrees West

wyhpgn

NAD83 to NAD83 (HARN)

Wyoming

For more information about NADCON grid data files, refer to the National
Geodetic Survey web site.
See also:
■

Datum Shift Issues for North American Users on page 103

■

Coordinate System Files on page 105

■

Overview of Grid Data Files and Datum Shift Issues on page 95

■

Grid Data Files for Australia and New Zealand on page 101

■

Australian Datum Transformation and Coordinate System Changes on
page 102

To set up a new grid data file for the United States
1 When you obtain a new grid data file, copy it into the appropriate folder
under the Autodesk shared coordinate system folder, by default

100 | Chapter 2 Setting Up

C:\Program Files\Common Files\Autodesk
Shared\GIS\CoordSys\11f\Usa\Nadcon.
2 Open the appropriate GDC file in any text editor or word processor that
can produce an ASCII file, such as Notepad or Wordpad.
NOTE Back up GDC files before you edit them, so you can restore them to
their previous state, if necessary.
3 Edit the file to point to the name and location of your new grid data file.
4 Make other changes needed, such as rearranging or replacing grid data
files, changing the fallback datum on page 1747 definition, or adding
comments.

Grid Data Files for Australia and New Zealand
AutoCAD Map 3D comes with grid data files for Australia and New Zealand.
These files are installed in folders under the Autodesk shared coordinate system
folder, by default C:\Program Files\Common Files\Autodesk
Shared\GIS\CoordSys\11f.
Following is a table of the grid data files and GDC files used for Australia and
New Zealand.
Area

Transformation

Grid Data File (GSB) GDC File

Australia

AGD84 to GDA94

QLD_1299.gsb

agd84ToGda94.gdc

Victoria

AGD66 to GDA94

vic_0799.gsb

agd66ToGda94.gdc

Tasmania

AGD66 to GDA94

tas_1098.gsb

agd66ToGda94.gdc

Northern Territory

AGD66 to GDA94

Nt_0599.gsb

agd66ToGda94.gdc

New Zealand

New Zealand

nzgd2kgrid9911.gsb

Nzgd49ToNzgd2K.gdc

For more information about Australia and New Zealand coordinate systems,
go to http://www.ga.gov.au.

Creating New Coordinate Systems | 101

See also:
■

Australian Datum Transformation and Coordinate System Changes on
page 102

■

Datum Shift Issues for North American Users on page 103

■

Coordinate System Files on page 105

■

Overview of Grid Data Files and Datum Shift Issues on page 95

■

Grid Data Files for the United States on page 97

To set up a new grid data file for Australia or New Zealand
1 When you obtain a new grid data file, copy it into the appropriate folder
under the Autodesk shared coordinate system folder, by default
C:\Program Files\Common Files\Autodesk Shared\GIS\CoordSys\11f\.
2 Open the appropriate GDC file in any text editor or word processor that
can produce an ASCII file, such as Notepad or Wordpad.
NOTE Back up GDC files before you edit them, so you can restore them to
their previous state, if necessary.
3 Edit the file to point to the name and location of your new grid data file.
4 Make other changes needed, such as rearranging or replacing grid data
files, changing the fallback datum on page 1747 definition, or adding
comments.

Australian Datum Transformation and Coordinate
System Changes
The Geocentric Datum of Australia (GDA) is the new Australian coordinate
system, replacing the Australian Geodetic Datum (AGD). GDA is part of a
global coordinate reference frame and is directly compatible with the Global
Positioning System (GPS).
Due to differences in the way the two datums were created, the GDA94
coordinates of a point appear to be about 200 meters northeast of the AGD
coordinates of the same point. The precise size and orientation of the difference
will vary from place to place. For more technical information on the GDA, go
to http://www.icsm.gov.au/icsm/gda/

102 | Chapter 2 Setting Up

The new implementation of GDA94 and the associated datum on page 1747
transformations are available by using the coordinate system files supplied in
AutoCAD Map 3D.
See also:
■

Grid Data Files for Australia and New Zealand on page 101

■

Coordinate System Files on page 105

■

Overview of Grid Data Files and Datum Shift Issues on page 95

To use the new high accuracy GDA94 datum
1 Reassign one of the following coordinate systems to your drawing:
■

AMG66-49-Grid through AMG66-57-Grid

■

AMG-49-Grid through AMG-57-Grid

■

MGA-48-Grid through MGA-58-Grid

■

ISG_54-2-Grid through ISG_56-2-Grid

■

SGC-Grid

■

VICT-Grid

■

LL-AGD84-Grid

For example, if you have a drawing that uses AM666-49, reassign it to
AM666-49-Grid before using GDA94.
2 Do one of the following:
■

To define a new coordinate system using high accuracy datum on page
1747 transformations, use ASTRLA66-Grid and ASTRLA84-Grid.

■

To define a new coordinate system using the 3-Dimensional Similarity
Transformations, use ASTRLA66-7P, STRLA66-Tasm-7P,
ASTRLA66-VictNSW-7P, ASTRLA66-ACT-7P, and ASTRLA84-7P.

Datum Shift Issues for North American Users
If the source and destination coordinate systems use different datums,
AutoCAD Map 3D automatically performs a datum on page 1747 shift. Within

Creating New Coordinate Systems | 103

North America, this is most often a shift between the NAD27 and NAD83
datums.
For United States users, AutoCAD Map 3D uses the freely distributable
NADCON grid data files on page 97 supplied by USGS.
Canadian users may use either version 1 or version 2 of the Canadian National
Transformation supplied by Geomatics Canada. If both versions of the
Canadian National Transformation are present, AutoCAD Map 3D uses version
2.
WARNING Geomatics Canada no longer supports version 1, and many Canadian
provinces do not consider it to produce valid results. If you are in Canada and
doing NAD Shifts, it is recommended that you use version 2.
See also:
■

Creating New Coordinate Systems on page 82

■

Grid Data Files for Australia and New Zealand on page 101

■

Grid Data Files for the United States on page 97

■

Coordinate System Files on page 105

■

Australian Datum Transformation and Coordinate System Changes on
page 102

To use version 2 of the Canadian National Transformation
1 Obtain a copy of the data file.
Contact Information Services, Geodetic Survey Division, Geomatics
Canada
615 Booth Street
Ottawa, Ontario, K1A 0E9
(613) 995-4410
http://www.geod.nrcan.gc.ca
2 Once you have the file, copy it into the Autodesk shared coordinate
system folder, by default C:\Program Files\Common Files\Autodesk
Shared\GIS\CoordSys\11f\Canada, and give it the name Ntv2_0.gsb.
3 Using a text editor such as Notepad, open Nad27ToNad83.gdc (located
by default in the C:\Program Files\Common Files\Autodesk
Shared\GIS\CoordSys\11f folder).

104 | Chapter 2 Setting Up

4 Delete the initial pound sign (#) from the line that begins:
#.\Canada\Ntv2_0.gsb.
To use version 1 of the Canadian National Transformation
1 Obtain a copy of the data file.
2 Copy it into the C:\Program Files\Common Files\Autodesk
Shared\GIS\CoordSys\11f\Canada folder, and give it the name grid11.dac.
3 Open Nad27ToNad83.gdc.
4 Delete the initial pound sign (#) from the line that begins:
#.\Canada\grid11.dac.
For more information on editing GDC files, see Grid Data Catalog (GDC) Files
on page 96.

Coordinate System Files
AutoCAD Map 3D uses certain files for storing coordinate system definitions
and defining datum on page 1747 transformation information.
Following is a list of these files. Files that should not be modified are marked
with an asterisk (*).
File

Description

agd66ToGda94.gdc

Grid Data Catalog file for transformations
within Australia. Default grid data files:
Vic_0799.gsb, nt_0599.gsb, and
TAS_1098.gsb. Default fallback datum on

page 1747: ASTRLA66.
agd84ToGda94.gdc

Grid Data Catalog file for transformations
within Australia. Default grid data file:
QLD_1299.gsb. Default fallback datum:
ASTRLA84-7P.

GeoidHeight.gdc

Grid Data Catalog file for determining the
geoid height for any position in the United
States. Default data files are

Creating New Coordinate Systems | 105

File

Description
GEO96AN.GEO, GEO96AS.GEO,
GEO96HW.GEO, GEO96NC.GEO,
GEO96NE.GEO, GEO96NW.GEO,
GEO96PR.GEO, GEO96SC.GEO,
GEO96SE.GEO, and GEO96SW.GEO. Fallback datum definition is not recommended.

Nad27ToNad83.gdc

Grid Data Catalog file for transformations
within North America. Default data files:
Conus.l?s, Alaska.l?s, PrVi.l?s, Hawaii.l?s,
STGEORGE.l?s, STLRNC.l?s, and STPAUL.l?s. Default fallback datum: NAD2748.

Nad83ToHarn.gdc

Grid Data Catalog file for transformations
within North America. Default grid data
files: alhpgn.l?s, azhpgn.l?s, cnhpgn.l?s,
cohpgn.l?s, cshpgn.l?s, emhpgn.l?s, ethpgn.l?s, flhpgn.l?s, gahpgn.l?s, hihpgn.l?s,
kshpgn.l?s, kyhpgn.l?s, lahpgn.l?s, mdhpgn.l?s, mehpgn.l?s, mihpgn.l?s, mshpgn.l?s, nbhpgn.l?s, ndhpgn.l?s, nehpgn.l?s,
nmhpgn.l?s, nvhpgn.l?s, nyhpgn.l?s, ohhpgn.l?s, okhpgn.l?s, pvhpgn.l?s, sdhpgn.l?s, tnhpgn.l?s, uthpgn.l?s, vahpgn.l?s,
wihpgn.l?s, wmhpgn.l?s, wohpgn.l?s,
wthpgn.l?s, wvhpgn.l?s, and wyhpgn.l?s.
Fallback datum definition is not recommended.

Nzgd49ToNzgd2K.gdc

Grid Data Catalog file for transformations
within New Zealand. Default grid data file:
nzgd2kgrid9911.gsb. Default fallback
datum: NZGD49-7P.

Vertcon.gdc

Grid Data Catalog file for computing the
modeled difference in orthometric height
between the North American Vertical

106 | Chapter 2 Setting Up

File

Description
Datum of 1988 (NAVD 88) and the National Geodetic Vertical Datum of 1929 (NGVD
29) for a given location specified by latitude and longitude. Default grid data files:
VERTCONC.94, VERTCONE.94, and VERTCONW.94. Fallback datum definition is not
recommended.

Category.csd *

A binary compiled file used for storing coordinate system category definitions. Also
called a dictionary file.

Coordsys.csd *

Coordinate systems dictionary file.

Datums.csd *

Datums dictionary file.

Elipsoid.csd *

Ellipsoids dictionary file.

.mrt files *

Multiple Regression Transformation binary
files that store the coefficients required for
multiple regression analysis. The base name
of the file is the same as the key name of
the datum with which it is associated.

.94 files *

Grid data files used by Vertcon.gdc.

.geo files *

Data files for determining the geoid height
for any position in the United States. These
are in GEOID96 format and are used by
GeoidHeight.gdc.

.gsb files *

Grid data files for Canada, Australia, and
New Zealand. Both latitude and longitude
shifts (as well as accuracy values) are incorporated into a single .gsb file. The file
structure also supports the concept of
multiple grids, and sub-grids within a major grid.

Creating New Coordinate Systems | 107

File

Description

.las and .los files *

Grid data files for United States geography.

See also:
■

Overview of Grid Data Files and Datum Shift Issues on page 95

■

Grid Data Catalog (GDC) Files on page 96

■

Grid Data Files for Australia and New Zealand on page 101

■

Grid Data Files for the United States on page 97

To modify a coordinate system definition file
1 Find the file to modify in the Autodesk shared coordinate system folder,
by default C:\Program Files\Common Files\Autodesk
Shared\GIS\CoordSys\11f.
2 Make a backup copy of the file before modifying it.
NOTE Files that should not be modified are marked with an asterisk (*) in
the table on the Concept tab of this topic.
3 Edit the file in a text editor.

Setting Up Object Classification
■
■
■
■
■
■

Overview of Setting Up Object Classification on page 109
Defining an Object Class on page 111
Using Base Object Classes on page 114
Specifying Ranges and Defaults on page 116
Modifying an Object Class Definition on page 118
Creating an Object Classification File on page 119

See also:
■

Overview of Setting Up Object Classification on page 109

■

Attaching an Object Class Definition File on page 849

■

To set up object classification on page 109

108 | Chapter 2 Setting Up

■
■
■
■
■
■

To define an object class on page 112
To base a new object class on an existing class on page 115
To specify that an object class can be used only as a base class on page 115
To specify a default value and a range for a property on page 116
To modify an object class definition on page 118
To create a new object classification file on page 120

See also:
■

Overview of Setting Up Object Classification on page 109

Overview of Setting Up Object Classification
Object classes define a set of standard objects for your organization. When a
user adds one of these standard objects to a drawing that uses object
classification, the object is created using the properties you have defined and
is a “classified” object.
A classified object is created using the appropriate object type. It has the object
data, external data, and topology data that you have defined for the object
class, and all properties included in the object class definition have values
that fall within the range you specified for the property.
When users edit the properties of classified objects, they can enter only values
that fall within the ranges you have specified for the property.
NOTE To define an object class, you must have Alter Object Class privileges on
page 74.
See also:
■

Using Object Classification on page 836

■

Understanding Object Classification on page ?

To set up object classification
■

Determine the standard objects for your organization.

■

Determine the hierarchy of object classes.
You can create categories of object classes and have all object classes in a
category inherit certain settings from the base object class for that category.

Setting Up Object Classification | 109

■

Create a sample object that has all the data and properties that to include
in the object class definition file.

■

Attach on page 849 an existing object definition file or create on page 120
a new object class definition file.

■

Define on page 112 the new object class.
To use this object class as a base class on page 115, set the default value and
the range of allowable values on page 116 for each object that you include.

■

Store the object class definition file in a location that is accessible to all
the people in your organization who need it.

■

You can attach the object class definition file to your drawing template so
it is attached to all new drawings.

Quick Reference
ATTACHDEF
Changes the current feature definition file
Menu

Click Setup ➤ Classification Tools ➤ Attach Definition
File.

Command Line

ATTACHDEF

Task Pane

In Map Explorer, under Current Drawing,
right-clickObject Classes ➤ Attach Definition File

Dialog Box

Attach Object Class Definition File dialog box

FEATUREDEF
Defines a new object class based on an example in thecurrent drawing
Menu

Click Setup ➤ Classification Tools ➤ Define Object
Class.

Icon
Define Object Class
Command Line

FEATUREDEF

Task Pane

In Map Explorer, under Current Drawing,
right-clickObject Classes ➤ Define Object Class

110 | Chapter 2 Setting Up

Dialog Box

Define Object Classification dialog box

NEWDEF
Creates a new object class definition file
Menu

Click Setup ➤ Classification Tools ➤ New Definition
File.

Command Line

NEWDEF

Task Pane

In Map Explorer, under Current Drawing,
right-clickObject Classes ➤ New Definition File

Dialog Box

New Object Class Definition File dialog box

Defining an Object Class
Define an object class by selecting a sample object in your drawing, choosing
which of its properties to include in the definition, and specifying the allowable
settings.
For example, if you want to define an object class for manhole covers, select
an existing manhole cover in your drawing.
If you do not have a sample object in your drawing, create an object with the
data and property settings that you want to include in the object class
definition.
For each object class, AutoCAD Map 3D stores information on how to create
the object, what properties it should have, what data should be attached, and
what topology information should be associated with it. All objects you create
using this object class definition will have the selected properties and values.

Editing Object Class Definitions
To define an object class, you must have Alter Object Class Privileges on page
74.
WARNING Only one person should edit object class definitions at a time. If two
people edit at the same time, one set of edits may be lost.
If the definition file has just been edited by someone else, quit AutoCAD Map
3D and restart to get the updated definitions.

Setting Up Object Classification | 111

Renaming an Object Class
When you rename an object class, you change the name only in the object
class definition file. Any objects tagged with the object class name are
unchanged. Since these objects point to a name that no longer exists in the
object class definition file, the objects become undefined. You can search for
these undefined objects and update their object class name.
See also:
■

Using Base Object Classes on page 114

■

Modifying an Object Class Definition on page 118

■

Attaching an Object Class Definition File on page 849

NOTE To define an object class, you must have Alter Object Class privileges on
page 74.
To define an object class
1 Select a sample object for the object class.
The sample object must have the properties, links, and attributes that
you want to include in the definition of the object class.
2 If an object definition file is not attached, enter attachdef at the command
prompt and attach the file.
3 On the Map Explorer tab of the Task Pane, right-click Object Classes.
Click Define Object Class.
4 When prompted to select a sample object, select the sample object. Press
Enter.
5 In the Define Object Classification dialog box on page 1517, enter a name
and a description.
6 To base this object class on an existing object class on page 115, select the
existing object class from the Based On list.
To use this object class as a base only, select Use As Base Object
Classification Only.
7 On the Applies To tab, select the object type for this object class.
You must select the object type before you can select properties on the
Properties List tab.

112 | Chapter 2 Setting Up

For best results, select the most specific object type that applies to all
objects in this class.
NOTE If you plan to use this object class with objects from a drawing source,
do not select more than one object type.
8 On the Properties List tab, select each of the properties you want to
include in the definition. For each property, enter a default value and a
range of possible values on page 116.
To specify a lineweight, enter the decimal value as an integer. For example,
to specify a lineweight of 0.13, enter 13.
9 On the Class Settings tab, select the object to use to create the feature.
For example, if you are defining an object class for roads, select Polyline
as the creation method.
NOTE You can select only objects that match the object type you selected
on the Applies To tab.
You can also specify the icon to display for the object class and whether
or not you want the object class to appear on the Map Explorer tab of
the Task Pane.

Quick Reference
FEATUREDEF
Defines a new object class based on an example in thecurrent drawing
Menu

Click Setup ➤ Classification Tools ➤ Define Object
Class.

Icon
Define Object Class
Command Line

FEATUREDEF

Task Pane

In Map Explorer, under Current Drawing,
right-clickObject Classes ➤ Define Object Class

Dialog Box

Define Object Classification dialog box

Setting Up Object Classification | 113

Using Base Object Classes
You can create hierarchies of object classes. When you base a new object class
on an existing object class, the new object class has all the properties of the
base class.
You cannot change base properties, but you can modify their attributes,
including the default value and the range of allowable values, and you can
include additional properties.
NOTE To define an object class, you must have Alter Object Class privileges on
page 74.

Sample Use
1 Define an object class called Roads with the basic properties that you
want to assign to all roads.
2 Define object classes called Primary Roads, Local Roads, and Fire Roads,
and base each of them on Roads.
Because the new object classes are based on Roads, they include all the
properties selected for Roads.
When you select all objects in a base class, objects in object classes based
on that class are also selected.

Using Object Classes as Base Classes Only
Sometimes when you create a base class, you intend that it be used only as a
base for other object classes and not to create objects in drawings. For example,
you may not want the object class Roads to be used to create roads. You want
people to create roads using the Primary Roads and Secondary Roads classes
that are based on the Roads class. You can specify that an object class can be
used only as a base class.

Editing Base Classes
To edit a definition for an object class, you must have a sample object in the
drawing. However, if you use an object class as a base class only, you will not
have any example objects. For these object classes, you must edit the .xml
definition file directly.

114 | Chapter 2 Setting Up

See also:
■

Defining an Object Class on page 111

■

Setting Up Object Classification on page 108

NOTE To define an object class, you must have Alter Object Class privileges on
page 74.
To base a new object class on an existing class
1 Define the object class on page 112.
2 For Based On, select the object class on which you want to base this new
object class.
The selected properties of the base object class appear in the list.
3 You cannot clear any of the properties of the base object class, but you
can edit the property attributes, including the default and the range of
allowable values.
4 Add any additional properties you want, and finish defining the object
class.
To specify that an object class can be used only as a base class
1 Define the object class on page 112.
2 In the Define Object Classification dialog box on page 1517, select Use As
Base Object Classification Only.
Users can select objects using the base object class, but they cannot create
objects using it.

Quick Reference
FEATUREDEF
Defines a new object class based on an example in thecurrent drawing
Menu

Click Setup ➤ Classification Tools ➤ Define Object
Class.

Setting Up Object Classification | 115

Icon
Define Object Class
Command Line

FEATUREDEF

Task Pane

In Map Explorer, under Current Drawing,
right-clickObject Classes ➤ Define Object Class

Dialog Box

Define Object Classification dialog box

Specifying Ranges and Defaults
When you define an object class, you can specify a range of allowable values
and a default value for new objects created using the object class.
When someone creates a new object using this object class, AutoCAD Map
3D creates the object using the current settings for the property. If the current
settings do not match the range, the object is created using the specified
default value.
When users edit the values for properties associated with the object class, they
can only values that are within the allowable range. (This applies only if you
edit the properties using the Object Class Data tab of the Properties palette.)
When users classify existing objects, they can skip objects whose values are
not within the specified range. If they do not skip these objects, the objects
are assigned the default values.
NOTE To define an object class, you must have Alter Object Class privileges on
page 74.
See also:
■

Defining an Object Class on page 111

■

Setting Up Object Classification on page 108

NOTE To define an object class, you must have Alter Object Class privileges on
page 74.
To specify a default value and a range for a property
1 Create the object class and select the object type on page 112 on the Applies
To tab of the Define Object Classification dialog box on page 1517.

116 | Chapter 2 Setting Up

2 On the Properties List tab, select a property.
3 Under Property Attributes, for Default, enter the default value for this
property.
4 For Range, specify the range of allowable values.
Click … to select from a list of properties if available, otherwise, enter
the values.
■

To enter a list of values, separate them with commas, for example:
1,5,9

■

To enter a range of numbers, enclose the first and last numbers in
square brackets and separate the numbers with a comma, for example:
[3,7]

■

You can combine a range with additional values, for example: 1,[3,7],9

■

To delete a range, enter two dashes ( "--" ).

Note that range values are case-sensitive. For example, if you specify "Road"
as an allowable value in the range, "ROAD" will not match this value and will
be considered outside of the range.

Quick Reference
FEATUREDEF
Defines a new object class based on an example in thecurrent drawing
Menu

Click Setup ➤ Classification Tools ➤ Define Object
Class.

Icon
Define Object Class
Command Line

FEATUREDEF

Task Pane

In Map Explorer, under Current Drawing,
right-clickObject Classes ➤ Define Object Class

Dialog Box

Define Object Classification dialog box

Setting Up Object Classification | 117

Modifying an Object Class Definition
To add properties to an object class definition, you must have a sample object
that includes the properties you want to add.

Notes and Warnings
When you rename an object class, you change the name only in the object
classification file. Any objects tagged with the object class name are unchanged.
Since these objects point to an object class name that no longer exists in the
object classification file, the objects become undefined. You can search for
these undefined objects and update their object class name.
NOTE To modify an object class, you must have Alter Object Class privileges on
page 74.
See also:
■

Defining an Object Class on page 111

■

Setting Up Object Classification on page 108

NOTE To modify an object class definition, you must have Alter Object Class
privileges on page 74.
To modify an object class definition
1 Open a drawing that contains an object classified with the object class
you want to modify.
To add properties to the object class definition, the sample object must
have the properties you want to add to the object class definition.
2 If an object classification file is not attached, enter attachdef at the
command prompt and attach the file.
3 On the Map Explorer tab of the Task Pane, right-click the object class
whose definition you want to modify. Click Define Object Class.
4 Select the sample object. This object must be classified with the object
class you want to modify.
5 In the Define Object Classification dialog box on page 1517, modify
properties.
■

You cannot change the object type used for the feature.

118 | Chapter 2 Setting Up

■

On the Properties List tab, select or clear properties you want to include
in the definition. For each new property, enter a default value and a
range of possible values on page 116.
To specify a lineweight, enter the decimal value as an integer. For
example, to specify a lineweight of 0.13, enter 13.

■

On the Class Settings tab, specify the icon to display for the feature
and whether the data appears on the Map Explorer tab of the Task
Pane.

Quick Reference
FEATUREDEF
Defines a new object class based on an example in thecurrent drawing
Menu

Click Setup ➤ Classification Tools ➤ Define Object
Class.

Icon
Define Object Class
Command Line

FEATUREDEF

Task Pane

In Map Explorer, under Current Drawing,
right-clickObject Classes ➤ Define Object Class

Dialog Box

Define Object Classification dialog box

Creating an Object Classification File
The object classification file contains information on object classes you have
defined. You can create a new object classification file.
As a general rule, you want to use the same object classification file across all
your drawings. This ensures that you have the same object class definitions
for all source drawings attached to a drawing. You may want to attach the
object classification file to the drawing template, and make sure that everyone
has the same alias to the path.
If the object classification file is shared by users in your organization, store it
on the network in a place accessible to all users.

Setting Up Object Classification | 119

To use object classification, users attach the object classification file to their
drawing. They can then create standard objects using the object class
definitions.
Only the object classes defined in the object classification file attached to a
drawing can be assigned to objects or used to create new objects.
NOTE To create a new object classification file, you must have Alter Object Class
privileges on page 75.
See also:
■

Attaching an Object Class Definition File on page 849

■

Setting Up Object Classification on page 108

To create a new object classification file
1 On the Map Explorer tab of the Task Pane, right-click Object Classes.
Click New Definition File.
2 Specify a name for the new object classification file. Click OK.
NOTE To create a new object classification file, you must have Alter Object Class
privileges on page 75.

Quick Reference
NEWDEF
Creates a new object class definition file
Menu

Click Setup ➤ Classification Tools ➤ New Definition
File.

Command Line

NEWDEF

Task Pane

In Map Explorer, under Current Drawing,
right-clickObject Classes ➤ New Definition File

Dialog Box

New Object Class Definition File dialog box

120 | Chapter 2 Setting Up

Setting Up for Digitizing
■
■
■
■

Overview of Digitizing on page 121
Configuring the Digitizer on page 122
Registering the Map on page 124
Setting Digitizing Specifications on page 127

See also:
■

Digitizing Objects on page 884

■

Overview of Digitizing Maps on page 884

■
■
■
■

To prepare for digitizing on page 121
To configure the digitizer on page 123
To register the map on page 126
To set digitizing specifications on page 129

Overview of Digitizing
Digitizing is the process of converting paper-based graphical information into
a digital format. When you digitize a map, you use drawing commands to
trace data from the paper map into a DWG file.
See also:
■

Digitizing Objects on page 884

■

Configuring the Digitizer on page 122

■

Registering the Map on page 124

■

Setting Digitizing Specifications on page 127

To prepare for digitizing
1 Configure the digitizer. on page ?
2 Register the map. on page ?
3 Set the digitizing specifications. on page ?

Setting Up for Digitizing | 121

Quick Reference
OPTIONS
Customizes the AutoCAD settings
Menu

Setup menu ➤ AutoCAD Options

Command Line

OPTIONS

Task Pane

Right-click in the drawing area ➤ Options

TABLET
Calibrates, configures, and turns on and off an attached digitizing table
Command Line

TABLET

MAPDIGISETUP
Sets up user options for digitizing nodes and linear objects
Menu

Click Map ➤ Data Entry ➤ Digitize Setup.

Command Line

MAPDIGISETUP

Dialog Box

Digitize Setup dialog box

Configuring the Digitizer
You must configure the digitizer so a movement on the digitizing tablet can
be recorded directly into an existing drawing file as you digitize.
To configure the digitizing tablet, you define screen pointing areas. A screen
pointing area is a rectangular region on the digitizer surface within which the
digitizer acts like a mouse and can access windows, menus, and dialog boxes.
You can configure two screen pointing areas, one fixed and one floating.
When you digitize, the fixed screen pointing area is disabled. To access the
menus from the digitizer, use the floating screen pointing area.
You can toggle between the fixed and floating screen pointing areas with the
F12 key.
See also:
■

Registering the Map on page 124

122 | Chapter 2 Setting Up

■

Setting Digitizing Specifications on page 127

■

Digitizing Objects on page 884

■

Overview of Digitizing Maps on page 884

To configure the digitizer
1 Click Setup menu ➤ AutoCAD Options. In the Options dialog box, click
the System tab.
2 Select your digitizer in the Current Pointing Device list.
3 Start the TABLET command, and use the CFG option to configure the
tablet. Specify the fixed screen pointing area and a floating screen pointing
area in a corner of your tablet area.
4 Mark the floating screen area on your tablet with a marker or piece of
paper.
When you complete the configuration, two new options appear on the
status bar at the bottom of the AutoCAD Map 3D window. TABLET and
FLOAT let you toggle the two modes.
You must use the Options dialog box to disable the mouse while you are
digitizing.
1 Click Setup menu ➤ AutoCAD Options. In the Options dialog box, click
the System tab.
2 Under Accept Input From, select Digitizer Only.
3 Click OK.
When you complete digitizing, return to the Options dialog and select the
Digitizer And Mouse option to use both input devices.

Quick Reference
OPTIONS
Customizes the AutoCAD settings
Menu

Setup menu ➤ AutoCAD Options

Command Line

OPTIONS

Setting Up for Digitizing | 123

Task Pane

Right-click in the drawing area ➤ Options

TABLET
Calibrates, configures, and turns on and off an attached digitizing table
Command Line

TABLET

Registering the Map
Registration is the process of making a map's coordinate system correspond to
the Cartesian coordinate system used by AutoCAD Map 3D.
You select specific calibration and control points for each map that you digitize.

The crosses in this illustration mark the digitizer calibration points.

Choosing the Number of Calibration Points
Selecting a maximum of nine points is a good rule; specifying more only
increases computation time with little increase in precision. If the original is
not badly distorted, four corner points and some intermediate points should
be sufficient. It is more important to distribute the points evenly around the
whole map than to concentrate more points in an area.

124 | Chapter 2 Setting Up

Calibration Options
To complete the calibration, select one of the following transformation options:
■

Orthogonal — Needs only two digitized and specified calibration points
to create a transformation consisting of arbitrary translation, uniform
scaling, and rotation. This method is not recommended unless only two
control points can be found.

■

Affine — Requires three calibration points. Allows a tablet transformation
combining translation, independent X and Y scaling, rotation, and some
skewing. Provides an arbitrary linear transformation in two-dimensional
space. This is the preferred method for registering paper maps drawn in a
Cartesian coordinate system.

■

Projective — Needs at least four calibration points. Makes a transformation
equivalent to a perspective projection of any plane onto another plane.
Allows for some stretching of an original paper drawing by different
amounts along a perspective projection. This is the best option for
orthophotos.

The TABLET command calculates the errors associated with the available
transformation options, depending on how many points you digitized. When
the calculations are complete, or when you cancel the calculations, a table
showing the results of your calibration appears. Here is a sample output:
Transformation type:

Orthogonal

Affine

Projective

Outcome of fit:

Success

Success

Exact

RMS Error:

154

79

Standard deviation:

67

1

Largest residual:

208

80

At point:

3

4

Second largest residual:

191

8

At point:

4

3

Setting Up for Digitizing | 125

There are four possible responses from the calibration calculations for each
transformation type:
■

Exact — Number of points specified is correct for this type of
transformation.

■

Success — More points specified than needed. For a Success, the RMS error
and standard deviation are reported.

■

Impossible — Not enough points specified to define a transformation.

■

Failure — Points specified are colinear or coincidental. The transformation
may not have valid definition.

If you get either Impossible or Failure, do not use that transformation. If all
the results are Impossible or Failure, check the calibration on the digitizer,
recalibrate, and digitize the map again.

RMS Error, Standard Deviation, and Residual Values
The RMS error indicates how uniform or extreme the required transformation
is: the lower the value, the better the calibration.
Standard deviation is reported at all calibration points. The residual error is
the difference between the actual calibration point and the computed
transformation point. A large difference indicates a procedural error. You may
have entered the wrong coordinates or digitized a wrong point.
If the RMS and standard deviation values seem high, you might have made
an error when entering location values or the map might have slipped during
calibration. In this case, restart the procedure to calibrate the digitizer.
See also:
■

Configuring the Digitizer on page 122

■

Setting Digitizing Specifications on page 127

■

Digitizing Objects on page 884

■

Overview of Digitizing Maps on page 884

To register the map
1 Tape the map on the tablet. The map on the tablet should be flat, with
no bumps or wrinkles, and securely fastened.

126 | Chapter 2 Setting Up

2 Start the TABLET command and use the CAL option.
3 Digitize the control points of the map, and enter X and Y coordinate
values for the locations.
4 When you complete the control points, press Enter. Wait for the
calculations to complete.
5 At the prompt, enter the calibration option to use. Select the
transformation that gave an Exact outcome. If all the transformations
were a Success, select the option with the lowest RMS and standard
deviation errors.

Quick Reference
TABLET
Calibrates, configures, and turns on and off an attached digitizing table
Command Line

TABLET

Setting Digitizing Specifications
To use the options provided by the MAPDIGITIZE command, you must
configure the digitizer and register the map.

Attaching Data
You can link data to objects as you digitize. Although you can store data in
AutoCAD Map 3D as block attributes, you can perform more sophisticated
analysis of the data if you use one of the following methods:
■

Data linked to an object is stored as object data in the drawing.

■

Data linked to an object is stored in an external database.

Label Point
A label point is the point used to insert text to describe the digitized object.
You can specify a label point for each object as you digitize.

Setting Up for Digitizing | 127

Layer
Plan the layers you will use in your drawing. A layer is a logical grouping of
data, which simplifies organizing and viewing data. For more information,
look up "layers, creating" in the help index.
Each object that represents a different type of map data should go on a separate
layer. For example, a polyline representing a coastline could go on a layer
named COASTLINE, interstate highways on a layer named INTERSTATE, land
boundaries on a layer named LOTS.
If you have not established a scheme for layer names, you can create one using
the numeric feature-classification code found in some digital source data. For
example, major roads might be on a layer named "170-201". A better naming
convention combines names that suggest their function and a structure that
allows selection with wild cards and groups of layer names. For example, you
might decide that all topographic objects should go on layers beginning with
the letters TP. So you might put rivers on a layer named TP_RIVERS, and
contours on a layer named TP_CONTOURS. To freeze, thaw, lock, or unlock
all layers with topographic data, you use the expression TP*. For more
information on wild-card characters, look up "wild-card characters" in the
help index.

Block Name or Linetype
To represent nodes using blocks available in the current drawing, select a block
name or ACAD_POINT for the block name.
Choosing ACAD_POINT places a point object at each node position. For
information about changing the appearance of this point object, look up
DDPTYPE in the help index.
Wherever possible, use the linetypes supplied with AutoCAD Map 3D to
indicate different types of boundaries, road types, and waterways. Using
standard linetypes ensures consistency across maps and helps you keep track
of what you have digitized. Associate each linetype with a different layer.

Object Snap
Use object snap to tie nodes or segments to linear objects that are already in
place. For example, always use object snap to position junctions of pipes,
roads, or railways.

128 | Chapter 2 Setting Up

Width
Linear objects that contain three-dimensional information cannot have a
width.
See also:
■

Registering the Map on page 124

■

Configuring the Digitizer on page 122

■

Digitizing Objects on page 884

■

Overview of Digitizing Maps on page 884

To set digitizing specifications
1 At the command prompt, enter mapdigisetup.
2 In the Digitize Setup dialog box on page 1353, select an object type.
Select Nodes to digitize points or blocks. Select Linear to digitize polylines.
3 To attach data to objects as you digitize them, select Attach Data.
Click Data To Attach and select the table to use for the data. As you
digitize the objects, you are prompted for the data to attach to the object.
4 To change the label point for objects as you digitize them, select Prompt
For Label Point.
5 Specify the layer for new objects.
6 Specify the block (for nodes) or the linetype (for linear objects) to use
when creating the new objects.
7 Specify whether to snap to the closest endpoint (for nodes) or insertion
point (for linear objects).
8 For nodes, select whether to specify the rotation and scale of each node
block.
For linear objects, select whether the objects are 2D or 3D. For 2D objects,
specify a width.
9 Click OK to close the dialog box and save your settings.

Setting Up for Digitizing | 129

Quick Reference
MAPDIGISETUP
Sets up user options for digitizing nodes and linear objects
Menu

Click Map ➤ Data Entry ➤ Digitize Setup.

Command Line

MAPDIGISETUP

Dialog Box

Digitize Setup dialog box

Setting Up Your Map File
See also:
■

Setting Up AutoCAD Map 3D on page 72

■

Setting Options on page 194

■
■
■
■
■
■
■

To log in to AutoCAD Map 3D on page 133
To assign coordinate systems on page 134
To attach drawings on page 144
To set up a query library on page 161
To set up annotation templates on page 171
To set up object data on page 179
To set up data sources for drawings on page 184

Overview of Setting Up Your Map File
You can set up each map file you create to make your work easier and more
productive.
See also:
■

Setting Up AutoCAD Map 3D on page 72

■

Setting Options on page 194

130 | Chapter 2 Setting Up

The following table summarizes your customization options for a map file.
To do this...

Use this method...

To get this result...

Assign a coordinate system.

Click Setup menu ➤ Assign
Global Coordinate System.

Specify the coordinate system used for attached drawings and for the current
drawing.
See Assigning Coordinate Systems on page
133

Attach drawings.

Drag the drawing file from
Windows Explorer to the
Map Explorer tab of the
Task Pane.

Work with objects from other drawings by
attaching those drawings to the current
map and querying in the objects.
See Overview of Attaching Drawings on
page 144

Modify the settings for attached drawings.

Click Setup menu ➤
Define/Modify Drawing Set.

Specify how attached drawings work with
the current drawing and view information
about attached drawings.
See Modifying Attached Drawing Settings
on page 152.

1 To save the current query, click
Setup menu ➤
More DWG Options ➤ Define
Query.

Save and reuse queries in a library.
See Overview of Using the Query Library
on page 161.

Set up queries.

2 To run a saved
query, click Edit
menu ➤ DWG
Query.

Define annotation templates.

Click Setup ➤ Define Annotation Template.

Define the information to display in an
annotation and the layout of that information. Then you can insert instances of the
annotation into your drawing.
See Defining Annotation Templates on
page 174

Overview of Setting Up Your Map File | 131

To do this...

Use this method...

To get this result...

Set up object data.

Click Setup menu ➤
Define Object Data.

Create tables with fields for text and numerical information. Attach records from the
table to objects.
See Creating an Object Data Table on page
180.

Set up data sources for
drawings.

Drag the database file from
Windows Explorer to the
Map Explorer tab of the
Task Pane.

Attach a database to your map and link
records from that table to objects in your
map.
See Attaching a Data Source on page 187.

Logging Into AutoCAD Map 3D
When you log into AutoCAD Map 3D, your work environment is automatically
set up as it was last saved, including user privileges and user-specific options.
Depending on your organization, you may be required to log in. System
Administrators can set this AutoCAD Map 3D multi-user option.
If user login is not required, you can work with AutoCAD Map 3D without
logging in. However, you may log in at anytime to restore settings that you've
saved to your user name or to use privileges associated with your user name.

User Privileges
To perform some AutoCAD Map 3D commands, you must be logged in as a
user with the appropriate privileges.
Example: To change Multi-user settings in the AutodCAD Map Options dialog
box, you must have Superuser privileges.
The default superuser name is Superuser, and the default superuser password
is SUPERUSER (case sensitive).
TIP You can customize many AutoCAD Map 3D settings. Some of these
customizations are saved to your user name. To customize the settings differently
for each drawing, set up multiple user names and log in with the appropriate
name for each drawing.

132 | Chapter 2 Setting Up

See also:
■

Setting Multi-user Options on page 205

■

Setting Up Users and Assigning Rights on page 74

To log in to AutoCAD Map 3D
1 Click Setup menu ➤ User Login.
2 In the Login Name box, enter the login name provided to you by your
system administrator.
3 In the Password box, enter your password.
The default superuser login name is SuperUser (case insensitive) and the
password is SUPERUSER (case sensitive). If security is an issue, make sure
you change the default superuser login and password. See To add a new
user on page 75.
4 Click OK.

Quick Reference
MAPLOGIN
Allows you to log in as an AutoCAD Map 3D user
Menu

Setup menu ➤ User Login

Command Line

MAPLOGIN

Task Pane

In Map Explorer, right-clickCurrent Drawing ➤ User
Login

Dialog Box

User Login dialog box

Assigning Coordinate Systems
With AutoCAD Map 3D, you can combine data from maps that use different
coordinate systems.
See also:
■

Defining Coordinate Systems on page 82

Assigning Coordinate Systems | 133

■

Grid Data Files and Datum Shifts on page 94

To assign coordinate systems
■
■
■
■
■
■
■

To use coordinate systems with maps on page 135
To assign a coordinate system to a source drawing on page 136
To assign a coordinate system to the current drawing on page 138
To determine if a coordinate system is geodetic on page 139
To turn off a global coordinate system on page 140
To see the assigned coordinate system for a source drawing on page 141
To transform the coordinate system of a drawing on page 142

Overview of Coordinate Systems
With AutoCAD Map 3D, you can combine data from maps using different
coordinate systems. To do this, you specify the coordinate system used for
attached drawings and for the current drawing. When you bring objects from
attached drawings into the current drawing, the objects are transformed to
the coordinate system of the current drawing.
The coordinate system you assign to your drawing specifies the system that
was used when creating the drawing. For example, if you created a map using
Universal Transverse Mercator, Zone 27, US Survey Feet, you assign the code
UTM-27F to the map.
You specify the coordinate system used for the current drawing and for
attached source drawings before querying any items from the source drawings.
When you query objects from source drawings, AutoCAD Map 3D
automatically converts them to the coordinate system of the current drawing.
This operation is called coordinate transformation. When you save objects back
to source drawings, AutoCAD Map 3D reverses the conversion.
The coordinate system code and definition are stored in the drawing file. You
can share the drawing with anyone using Autodesk Map 2000 Release 4 or
later, and they will have the correct coordinate system.
When the coordinate system you select is assigned to the selected attached
drawings, a backup file, with a .bak extension, is made of each source drawing
before assigning the coordinate system information.
The coordinate systems supplied with AutoCAD Map 3D include the Universal
Transverse Mercator System and the State Plane Coordinate systems used in
the USA, as well as many international coordinate systems used around the

134 | Chapter 2 Setting Up

world. For a complete listing of supported systems, see the Global Coordinate
System Manager dialog box.
See also:
■

Overview of Creating New Coordinate Systems on page 82

■

Overview of Grid Data Files and Datum Shift Issues on page 95

To use coordinate systems with maps
■

Assign a coordinate system on page 136 to your current drawing and to the
source drawings.

■

Set Coordinate System Options on page 208

■

Define a coordinate system on page 84

Quick Reference
ADEDEFCRDSYS
Defines a global coordinate system
Menu

Setup menu ➤ Define Global Coordinate System

Command Line

ADEDEFCRDSYS

Dialog Box

Global Coordinate System Manager dialog box

ADESETCRDSYS
Assigns a global coordinate system code for the current drawing or attached
drawings
Menu

Setup menu ➤ Assign Global Coordinate System

Icon
Assign Coordinate System
Command Line

ADESETCRDSYS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Coordinate System

Dialog Box

Assign Global Coordinate System dialog box

Assigning Coordinate Systems | 135

Assigning a Coordinate System to a Source
Drawing
You must specify a coordinate system for each attached source drawing to
take advantage of the coordinate transformation capabilities in AutoCAD Map
3D.
See also:
■

Overview of Coordinate Systems on page 134

■

Transforming the Coordinate System of a Drawing on page 142

■

Viewing the Assigned Coordinate System for a Source Drawing on page
141

■

Removing an Assigned Coordinate System on page 140

■

Overview of Creating New Coordinate Systems on page 82

■

Overview of Grid Data Files and Datum Shift Issues on page 95

To assign a coordinate system to a source drawing
1 Click Setup menu ➤ Assign Global Coordinate System.
2 In the Assign Global Coordinate System dialog box on page 1336, under
Source Drawings, click Select Drawings and select the source drawings.
You cannot assign a coordinate system to a source drawing that currently
has queried objects in the current drawing.
3 Under Source Drawings, enter the coordinate system code for the selected
source drawings.
If you do not know the code, click Select Coordinate System. In the Select
Global Coordinate System dialog box, select a category. Select from a list
of available coordinate systems. You can also search for coordinate systems
by code or description using the Search box. Click Properties to view the
properties of the selected coordinate system.
To remove an assigned coordinate system, in the Code box in the Assign
Global Coordinate System dialog box, type a period.
4 Click OK.

136 | Chapter 2 Setting Up

Quick Reference
ADESETCRDSYS
Assigns a global coordinate system code for the current drawing or attached
drawings
Menu

Setup menu ➤ Assign Global Coordinate System

Icon
Assign Coordinate System
Command Line

ADESETCRDSYS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Coordinate System

Dialog Box

Assign Global Coordinate System dialog box

Assigning a Coordinate System to the Current
Drawing
You must specify a coordinate system for the current drawing to take advantage
of the coordinate transformation capabilities in AutoCAD Map 3D.
After you bring objects into the current drawing, do not change the coordinate
transformation options if you plan to save changes back to source drawings.
The save-back process uses the original settings to determine whether
adjustments are necessary to restore objects to the correct coordinate system.
See also:
■

Overview of Coordinate Systems on page 134

■

Transforming the Coordinate System of a Drawing on page 142

■

Assigning a Coordinate System to a Source Drawing on page 136

■

Removing an Assigned Coordinate System on page 140

■

Overview of Creating New Coordinate Systems on page 82

■

Overview of Grid Data Files and Datum Shift Issues on page 95

Assigning Coordinate Systems | 137

To assign a coordinate system to the current drawing
1 Click Setup menu ➤ Assign Global Coordinate System.
2 In the Assign Global Coordinate System dialog box on page 1336, under
Current Drawing, enter the coordinate system code for the current
drawing.
If you do not know the code, click Select Coordinate System. In the Select
Global Coordinate System dialog box, select a category. Select from a list
of available coordinate systems. You can also search for coordinate systems
by code or description using the Search box. Click Properties to view the
properties of the selected coordinate system.
3 Click OK.

Quick Reference
ADESETCRDSYS
Assigns a global coordinate system code for the current drawing or attached
drawings
Menu

Setup menu ➤ Assign Global Coordinate System

Icon
Assign Coordinate System
Command Line

ADESETCRDSYS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Coordinate System

Dialog Box

Assign Global Coordinate System dialog box

Using a Geodetic Coordinate System
All geographic data is created in some coordinate system, and in the context
of some datum on page 1747. A datum includes ellipsoid on page 1750 information
and a datum definition. For example, the Gauss-Kruger Conformal projection
system used in Germany uses the Bessel ellipsoid and Potsdam datum
definition. Some coordinate systems only specify the ellipsoid; these are
non-geodetic. Coordinate systems that specify the complete datum are
geodetic.

138 | Chapter 2 Setting Up

Most of the coordinate systems supplied with AutoCAD Map 3D are geodetic,
but about ten percent are non-geodetic. Therefore, you should determine
whether the coordinate systems you use are geodetic or non-geodetic before
you assign a coordinate system to a drawing. If you have data in a drawing
that uses a non-geodetic coordinate system, but don't know what datum the
data came from, you might introduce errors if you convert the drawing to a
geodetic coordinate system.
See also:
■

Overview of Coordinate Systems on page 134

■

Transforming the Coordinate System of a Drawing on page 142

■

Overview of Creating New Coordinate Systems on page 82

■

Defining a New Datum on page 86

■

Defining an Ellipsoid on page 87

To determine if a coordinate system is geodetic
1 Click Setup menu ➤ Assign Global Coordinate System.
2 In the Assign Global Coordinate System dialog box on page 1336, under
Current Drawing or Source Drawings, click Select Coordinate System.
3 In the Category list, select the category that contains the coordinate
system you want.
4 In the Coordinate Systems In Category list, select a coordinate system.
5 Click Properties.
The type of coordinate system is displayed under Coordinate System Type on
the General tab of the Global Coordinate Systems Properties dialog box. If the
coordinate system is geodetic, the datum on page 1747 is displayed in the Datum
box.

Quick Reference
ADESETCRDSYS
Assigns a global coordinate system code for the current drawing or attached
drawings

Assigning Coordinate Systems | 139

Menu

Setup menu ➤ Assign Global Coordinate System

Icon
Assign Coordinate System
Command Line

ADESETCRDSYS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Coordinate System

Dialog Box

Assign Global Coordinate System dialog box

Removing an Assigned Coordinate System
For ADE data, using the AutoCAD Map 3D coordinate systems requires many
complex calculations that can decrease performance when querying objects
from attached drawings and saving back the objects. With FDO data these
calculations are unnecessary, so there is no performance impact.
You can turn off a coordinate system while working in a particular drawing.
See also:
■

Overview of Coordinate Systems on page 134

To turn off a global coordinate system
1 Click Setup menu ➤ Assign Global Coordinate System.
2 In the Assign Global Coordinate System dialog box on page 1336, in the
Code box under Current Drawing, enter a period (.). Press Enter.
3 Click OK.

Quick Reference
ADESETCRDSYS
Assigns a global coordinate system code for the current drawing or attached
drawings
Menu

140 | Chapter 2 Setting Up

Setup menu ➤ Assign Global Coordinate System

Icon
Assign Coordinate System
Command Line

ADESETCRDSYS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Coordinate System

Dialog Box

Assign Global Coordinate System dialog box

Viewing the Assigned Coordinate System for a
Source Drawing
If the current drawing has an assigned coordinate system, you can view the
code in the Drawing Settings dialog box.
See also:
■

Overview of Coordinate Systems on page 134

■

Transforming the Coordinate System of a Drawing on page 142

■

Assigning a Coordinate System to a Source Drawing on page 136

■

Removing an Assigned Coordinate System on page 140

To see the assigned coordinate system for a source drawing
1 Click Setup menu ➤ Define/Modify Drawing Set.
2 Click Drawing Settings.
AutoCAD Map 3D displays the active drawing's global coordinate system code
to the right of the drawing name.

Quick Reference
ADEDWGSTAT
Displays drawing statistics
Menu

Setup menu ➤ More DWG Options ➤ Drawing
Statistics

Assigning Coordinate Systems | 141

Command Line

ADEDWGSTAT

Task Pane

In Map Explorer, right-clickDrawings ➤ Statistics

Dialog Box

Drawing Statistics dialog box

Transforming the Coordinate System of a Drawing
You can transform an existing map from one coordinate system to another
by querying the objects from the attached source drawing into the current
drawing.
The original source drawing is unchanged, but the objects in the current
drawing use the new coordinate system.
See also:
■

Overview of Coordinate Systems on page 134

■

Assigning a Coordinate System to a Source Drawing on page 136

■

Assigning a Coordinate System to the Current Drawing on page 137

■

Querying Objects from Attached Drawings on page 1023

To transform the coordinate system of a drawing
1 Open a new drawing.
2 Attach the drawing whose coordinate system you want to transform. See
Attaching Drawings on page 144.
3 In the new drawing, assign the new coordinate system to the current
drawing. See Assigning a Coordinate System to the Current Drawing on
page 138.
4 If you have not already assigned a coordinate system to the original
drawing, do that now. Assign the coordinate system that was used to
create the original drawing. See Assigning a Coordinate System to a Source
Drawing on page 136.
5 Define a query to bring in all objects from the source drawing. The easiest
way to do this is to define a location condition and use the Boundary
Type "All." This retrieves all objects in the source drawing. See Finding
All Objects in a Specified Location on page 1027.

142 | Chapter 2 Setting Up

As the objects are retrieved from the source drawing into the current drawing,
they are transformed from the coordinate system of the source drawing to the
coordinate system of the current drawing.
Once the objects are in the new drawing, you can detach the source drawing
and save the new drawing. The objects are unchanged in the source drawing,
but they use the new coordinate system in the new drawing.

Quick Reference
ADEDRAWINGS
Manages the drawing set
Menu

In the Classic workspace, click Setup menu ➤
Define/Modify Drawing Set

Icon
Define/Modify Drawing Set
Command Line

ADEDRAWINGS

Task Pane

In Map Explorer,
right-clickDrawings ➤ Define/Modify Drawing Set

Dialog Box

Define/Modify Drawing Set dialog box

ADEQUERY
Controls defining, modifying, saving, loading, and executing a query
Menu

In the Classic workspace, click Setup menu ➤ More
DWG Options ➤ Define Query

Icon
Define Query
Command Line

ADEQUERY

Task Pane

In Map Explorer, right-clickCurrent
Query ➤ Define-or- Right-click a query ➤ Edit

Dialog Box

Define Query dialog box

ADESETCRDSYS

Assigning Coordinate Systems | 143

Assigns a global coordinate system code for the current drawing or attached
drawings
Menu

Setup menu ➤ Assign Global Coordinate System

Icon
Assign Coordinate System
Command Line

ADESETCRDSYS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Coordinate System

Dialog Box

Assign Global Coordinate System dialog box

Attaching Drawings
When you attach a drawing to the current drawing, you can work with any
objects and data in that drawing, edit them, and save them back to the attached
drawing.
See also:
■

Overview of Bringing in Drawing Data From DWG Files on page 297

To attach drawings
■
■
■
■
■
■

To create a drawing set on page 146
To attach drawings on page 148
To activate a drawing on page 149
To activate a group of drawings on page 149
To create a drive alias on page 150
To open an active attached drawing on page 152

Overview of Attaching Drawings
You can work with objects from other drawings by attaching the other drawings
to the current drawing. The group of drawings attached to the current drawing
is called a drawing set.
Example: You have separate drawings for each quadrant of a town. You attach
those dravings to the current drawing, and then view all the quadrants
simultaneously.

144 | Chapter 2 Setting Up

Aligning Attached Drawings
If an attached drawing has a global coordinate system assigned to it, objects
from that drawing are automatically converted to their appropriate size and
location in the current drawing.
If an attached drawing does not have a global coordinate system assigned to
it, you can specify how to align objects from that drawing when they are
copied into the current drawing.

Attached Drawings

Current Drawing

Tile drawings by specifying the drawing offset for each attached drawing.

For each attached drawing, you can specify a drawing offset. You can also
specify how objects from the attached drawings are scaled or rotated when
they are brought into the current drawing.
For information about passwords and security, see AutoCAD help.
See also:
■

Setting Transformation Options on page 155

Attaching Drawings | 145

■

Viewing Information about Attached Drawings on page 159

■

Viewing Objects in the Save Set on page 624

To create a drawing set
1 If necessary, create a drive alias on page 150.
2 Attach the drawings on page 146 you plan to use with the project.
3 Activate the drawings on page 149 to query.
If you no longer use an attached drawing with the current drawing, you can
remove the drawing from the drawing set.
To modify the settings for attached drawings, such as the offset, scale, or save
back extents, see Modifying Attached Drawing Settings on page 152.

Quick Reference
ADEDRAWINGS
Manages the drawing set
Menu

In the Classic workspace, click Setup menu ➤
Define/Modify Drawing Set

Icon
Define/Modify Drawing Set
Command Line

ADEDRAWINGS

Task Pane

In Map Explorer,
right-clickDrawings ➤ Define/Modify Drawing Set

Dialog Box

Define/Modify Drawing Set dialog box

Attaching a Drawing
Nested Drawings
If you attach a drawing that has other drawings already attached to it, those
other drawings appear in the list as nested drawings.

146 | Chapter 2 Setting Up

You can query objects from nested drawings. If a top level drawing is not
active, you cannot see or activate nested drawings. However, if the top level
drawing is active, you can deactivate a nested drawing.

Working with Xrefs
To query data in an external reference, delete the external reference from the
attached drawing and attach the reference drawing to the current drawing

The Order of Attached Drawings
The order in which you attach drawings can affect the properties of objects
retrieved by queries.
If two drawings use the same name for a block, layer, group, or text style,
AutoCAD Map 3D will use the definition from the first retrieved object that
uses that item.
For example, if you create a query to retrieve objects on LAYER_A, and LAYER_A
does not exist in the current drawing, AutoCAD Map 3D uses the definition
of LAYER_A in the first active attached drawing that contains objects on
LAYER_A. Objects retrieved from LAYER_A in other drawings acquire the color
and linetype that is defined for LAYER_A in this drawing. This change also
applies when you save changes back to attached drawings.
TIP To maintain consistency between drawings, define blocks, layers, groups,
and text styles in the current drawing. For example, if you define a LAYER_A in
the current drawing, AutoCAD Map 3D applies the current drawing definition of
LAYER_A to objects retrieved from LAYER_A in all attached drawings, and when
you save back, applies the current drawing layer definition to the saved objects.
For information about passwords and security, see AutoCAD help.
See also:
■

Overview of Attaching Drawings on page 144

■

Viewing Information about Attached Drawings on page 159

■

Viewing Objects in the Save Set on page 624

■

Modifying Attached Drawing Settings on page 152

Attaching Drawings | 147

To attach drawings
■

Drag the file from Windows Explorer to the Map Explorer tab of the Task
Pane.

- or 1 Open the drawing to which you want to attach another drawing.
2 Click Setup menu ➤ Define/Modify Drawing Set.
3 In the Define/Modify Drawing Set dialog box on page 1638, click Attach.
4 In the Select Drawings to Attach dialog box, select the drawings to attach.
Click Add.
To modify the settings for attached drawings, such as the offset, scale, or save
back extents, see Modifying Attached Drawing Settings on page 152.
For information on viewing the attached drawings, see Viewing All Objects
in Selected Attached Drawings on page 618.

Quick Reference
ADEDRAWINGS
Manages the drawing set
Menu

In the Classic workspace, click Setup menu ➤
Define/Modify Drawing Set

Icon
Define/Modify Drawing Set
Command Line

ADEDRAWINGS

Task Pane

In Map Explorer,
right-clickDrawings ➤ Define/Modify Drawing Set

Dialog Box

Define/Modify Drawing Set dialog box

Activating a Drawing
When you run a query to retrieve objects from attached drawings, AutoCAD
Map 3D retrieves objects only from active drawings.

148 | Chapter 2 Setting Up

You cannot make a drawing active or inactive when there are locked objects
in the drawing.
NOTE If an attached drawing is active in the current drawing, you cannot open
that drawing directly.
See also:
■

Overview of Attaching Drawings on page 144

■

Overview of Bringing in Drawing Data From DWG Files on page 297

■

Modifying Attached Drawing Settings on page 152

To activate a drawing
1 In the Map Explorer tab of the Task Pane, right-click the drawing name.
Click Activate.
NOTE To activate a nested drawing, you must first activate the drawing to which
it is attached.
To activate a group of drawings
1 Click Setup menu ➤ Define/Modify Drawing Set.
2 Select the drawings to activate.
3 Click Activate.

Quick Reference
ADEDRAWINGS
Manages the drawing set
Menu

In the Classic workspace, click Setup menu ➤
Define/Modify Drawing Set

Icon
Define/Modify Drawing Set
Command Line

ADEDRAWINGS

Attaching Drawings | 149

Task Pane

In Map Explorer,
right-clickDrawings ➤ Define/Modify Drawing Set

Dialog Box

Define/Modify Drawing Set dialog box

Creating a Drive Alias
If you plan to share drawings with other users, use drive aliases to specify the
location of attached drawings
Example: You connect to the drawing server as drive J, but another user
connects as drive K. This makes it difficult to share drawings, since your
drawing specifies J as the location for the attached files. However, if you both
assign the same drive alias to the server, such as ProjectMaps, you can specify
the location of the attached drawings by this drive alias.
AutoCAD Map 3D provides a default drive alias called C. To store drawings
in a location other than drive C, create a drive alias for the location.
See also:
■

Overview of Attaching Drawings on page 144

■

Overview of Bringing in Drawing Data From DWG Files on page 297

■

Modifying Attached Drawing Settings on page 152

To create a drive alias
1 Click Setup menu ➤ Define/Modify Drawing Set.
2 In the Define/Modify Drawing Set dialog box, click Attach.
3 In the Select Drawings to Attach dialog box, click

.

4 In the Drive Alias Administration dialog box on page 1647, type a name
for the alias.
The name must use only alphanumeric characters (including hyphen
and underscore), contain no spaces or colons, and start with a character.
NOTE If you are creating a drive alias for a drawing with an undefined alias,
type that alias name exactly.
5 Specify a path for the new alias.

150 | Chapter 2 Setting Up

6 Click Add.

Quick Reference
ADEDEFCRDSYS
Defines a global coordinate system
Menu

Setup menu ➤ Define Global Coordinate System

Command Line

ADEDEFCRDSYS

Dialog Box

Global Coordinate System Manager dialog box

ADEDRAWINGS
Manages the drawing set
Menu

In the Classic workspace, click Setup menu ➤
Define/Modify Drawing Set

Icon
Define/Modify Drawing Set
Command Line

ADEDRAWINGS

Task Pane

In Map Explorer,
right-clickDrawings ➤ Define/Modify Drawing Set

Dialog Box

Define/Modify Drawing Set dialog box

Opening an Active Attached Drawing
You cannot directly open an attached drawing that is activated in the current
drawing. You must first deactivate it in the current drawing.
See also:
■

Overview of Attaching Drawings on page 144

■

Overview of Bringing in Drawing Data From DWG Files on page 297

■

Modifying Attached Drawing Settings on page 152

Attaching Drawings | 151

To open an active attached drawing
1 Do one of the following:
■

Deactivate on page 149 the attached drawing.

■

Close the drawing containing the attached drawing.

2 To open the drawing, click File menu ➤ Open.

Quick Reference
ADEDRAWINGS
Manages the drawing set
Menu

In the Classic workspace, click Setup menu ➤
Define/Modify Drawing Set

Icon
Define/Modify Drawing Set
Command Line

ADEDRAWINGS

Task Pane

In Map Explorer,
right-clickDrawings ➤ Define/Modify Drawing Set

Dialog Box

Define/Modify Drawing Set dialog box

Modifying Attached Drawing Settings
■
■
■
■
■

Overview of Modifying Attached Drawing Settings on page 153
Creating a Drawing Description on page 154
Setting Transformation Options on page 155
Setting Save Back Extents on page 158
Viewing Information about Attached Drawings on page 159

See also:
■

Overview of Attaching Drawings on page 144

■

Overview of Bringing in Drawing Data From DWG Files on page 297

■

To create a drawing description on page 155

152 | Chapter 2 Setting Up

■
■
■

To set transformation options on page 157
To set save back extents on page 158
To view information about attached drawings on page 160

Overview of Modifying Attached Drawing Settings
You can specify how attached drawings work with the current drawing. You
can also view information about attached drawings.
NOTE You cannot specify drawing settings for nested drawings.
See also:
■

Overview of Attaching Drawings on page 144

■

Overview of Bringing in Drawing Data From DWG Files on page 297

To do this...

Use this method...

Create a drawing description

Click Setup menu ➤ Define/Modify
Drawing Set. Click the Drawing Settings
tab.
See Creating a Drawing Description on
page 154.

Specify how to adjust the scale, rotation,
and XY offset of objects retrieved from an
attached drawing.

Click Setup menu ➤ Define/Modify
Drawing Set. Click the Drawing Settings
tab.
See Setting Transformation Options on
page 155.

Specify save back extents that are different
from the drawing extents.

Click Setup menu ➤ Define/Modify
Drawing Set. Click the Drawing Settings
tab.
See Setting Save Back Extents on page 158.

Vew information about attached drawings
such as the number and type of objects,
symbol tables, object data tables, and object classes.

In the Map Explorer tab of the Task Pane,
right-click Drawings. Click Statistics.
See Viewing Information about Attached
Drawings on page 159.

Attaching Drawings | 153

Quick Reference
ADEDRAWINGS
Manages the drawing set
Menu

In the Classic workspace, click Setup menu ➤
Define/Modify Drawing Set

Icon
Define/Modify Drawing Set
Command Line

ADEDRAWINGS

Task Pane

In Map Explorer,
right-clickDrawings ➤ Define/Modify Drawing Set

Dialog Box

Define/Modify Drawing Set dialog box

ADEDWGSTAT
Displays drawing statistics
Menu

Setup menu ➤ More DWG Options ➤ Drawing
Statistics

Command Line

ADEDWGSTAT

Task Pane

In Map Explorer, right-clickDrawings ➤ Statistics

Dialog Box

Drawing Statistics dialog box

Creating a Drawing Description
Providing a description for an attached drawing helps you and other users
identify the drawing more easily.
TIP You can filter a drawing list by the drawing description. For example, when
you are selecting drawings to Quick View, you could display only drawings with
the word 'sewer' in their description.
See also:
■

Overview of Attaching Drawings on page 144

■

Overview of Bringing in Drawing Data From DWG Files on page 297

154 | Chapter 2 Setting Up

To create a drawing description
1 Click Setup menu ➤ Define/Modify Drawing Set.
2 Click Drawing Settings.
3 In the Drawing Settings dialog box on page 1642, select the drawing for
which you want to add a description.
4 In the Drawing Description box, enter a description.
5 Click Apply.
If you later want to modify the description, return to the Drawing Settings
dialog box and enter a new description.

Quick Reference
ADEDRAWINGS
Manages the drawing set
Menu

In the Classic workspace, click Setup menu ➤
Define/Modify Drawing Set

Icon
Define/Modify Drawing Set
Command Line

ADEDRAWINGS

Task Pane

In Map Explorer,
right-clickDrawings ➤ Define/Modify Drawing Set

Dialog Box

Define/Modify Drawing Set dialog box

Setting Transformation Options
Set simple transformation options to specify how to adjust the scale, rotation,
and XY offset of objects retrieved from an attached drawing. Use these settings
to make items from the attached drawings appear at the proper orientation,
size, and placement in the current drawing.
AutoCAD Map 3D stores this information with the current drawing. The
attached drawing does not change, which is useful for overlaying drawings
or tiling them.

Attaching Drawings | 155

You can rotate objects from attached drawings so they
match the rotation of the current drawing.

Example: You have individual maps for each square-mile sector. You create a
drawing that encompasses a 5-square mile area, and you attach each of the
square-mile maps. You set the appropriate offset for each attached map so it
appears correctly in the current drawing.
If you save edited objects back to attached drawings, the objects are restored
to their original rotation, scale, and offset.
NOTE If you have set a global coordinate system code, these simple transformation
options are unavailable.
Use these simple transformation settings to temporarily adjust objects from
attached drawings so they align correctly in the current drawing. You can also
permanently edit the location, rotation, or scale of an object.
See also:
■

Overview of Attaching Drawings on page 144

■

Overview of Bringing in Drawing Data From DWG Files on page 297

■

Moving, Rotating, and Scaling an Object on page 789

156 | Chapter 2 Setting Up

To set transformation options
1 Click Setup menu ➤ Define/Modify Drawing Set.
2 Click Drawing Settings.
3 In the Drawing Settings dialog box on page 1642, select the drawing whose
objects you want to transform.
4 Under Simple Transformation, select On/Off.
5 In the Scale box, enter the scale factor to scale the objects.
A value of 2 doubles the size of objects; a value of 0.5, halves the size of
objects.
6 In the Rotation box, enter the angle in degrees to rotate the objects.
7 In the Offset (X,Y) boxes, enter the amount to offset objects using the
drawing units from the attached drawing.
8 To select coordinates manually, click Pick.
When prompted, specify the points on which to base the simple
transformation. AutoCAD Map 3D calculates the scale, rotation, and
offset based on the four points you specify; the base point for the rotation
is 0,0.
9 Click Apply.
This procedure transforms objects from the attached drawing as they are
queried into the current drawing. When objects are saved back to the attached
drawing, the transformation is undone. To permanently transform selected
objects, use the ADETRANSFORM on page 789command.

Quick Reference
ADEDRAWINGS
Manages the drawing set
Menu

In the Classic workspace, click Setup menu ➤
Define/Modify Drawing Set

Icon
Define/Modify Drawing Set
Command Line

ADEDRAWINGS

Attaching Drawings | 157

Task Pane

In Map Explorer,
right-clickDrawings ➤ Define/Modify Drawing Set

Dialog Box

Define/Modify Drawing Set dialog box

Setting Save Back Extents
For an attached drawing, you can specify save back extents that are different
from the drawing extents.
This is useful if you save objects back to attached drawings based on their
location. If you don't specify save back extents, AutoCAD Map 3D uses the
attached drawing extents as the save back extents.
See also:
■

Overview of Attaching Drawings on page 144

■

Overview of Bringing in Drawing Data From DWG Files on page 297

■

Viewing Objects in the Save Set on page 624

To set save back extents
1 Click Setup menu ➤ Define/Modify Drawing Set.
2 Click Drawing Settings.
3 In the Drawing Settings dialog box on page 1642, select the drawing for
which you want to define save back extents.
4 Under Save Back Extents, click Define <.
5 Specify the boundary by using your pointing device or by entering
coordinates on the command line. When you finish specifying the
boundary, press Enter.
6 Click Apply.
TIP To view the save back extents, click Show <.

NOTE Simple transformations modify the default save back extents but do not
affect user-defined save back extents.

158 | Chapter 2 Setting Up

Quick Reference
ADEDRAWINGS
Manages the drawing set
Menu

In the Classic workspace, click Setup menu ➤
Define/Modify Drawing Set

Icon
Define/Modify Drawing Set
Command Line

ADEDRAWINGS

Task Pane

In Map Explorer,
right-clickDrawings ➤ Define/Modify Drawing Set

Dialog Box

Define/Modify Drawing Set dialog box

Viewing Information about Attached Drawings
Vew information about attached drawings such as the number and type of
objects, symbol tables, object data tables, and object classes:
■

Object Counts — The number and type of objects in the attached drawing.

■

Symbol Tables — Displays information stored in symbol tables, for example,
block names, layer names, linetypes, and registered applications (regapps).
NOTE Regapps are registered applications that contain extended data (Xdata).

■

Object Data — Displays information stored in object data.

■

Object Classes — Displays object classes used in the selected drawings and
the number of objects in each object class.

See also:
■

Overview of Attaching Drawings on page 144

■

Overview of Bringing in Drawing Data From DWG Files on page 297

■

Editing Data in Attached Drawings on page 605

Attaching Drawings | 159

To view information about attached drawings
1 In the Map Explorer tab of the Task Pane, right-click Drawings. Click
Statistics.
2 Select drawings from the Active Drawings list.
3 Click a button:
■

Object Counts displays the number of each type of object in the
selected drawings.

■

Symbol Tables displays all symbol tables in the selected drawings.

■

Object Data displays all link templates, object data tables, and
attributes.

■

Object Classes displays objects used in the selected drawings and the
type of data in each object class.

Quick Reference
ADEDWGSTAT
Displays drawing statistics
Menu

Setup menu ➤ More DWG Options ➤ Drawing
Statistics

Command Line

ADEDWGSTAT

Task Pane

In Map Explorer, right-clickDrawings ➤ Statistics

Dialog Box

Drawing Statistics dialog box

Setting Up a Query Library
You can save and organize your queries in the query library.
See also:
■

Defining Queries on page 1006

■

Executing Queries on page ?

160 | Chapter 2 Setting Up

To set up a query library
■
■
■
■
■
■
■
■
■

To use the query library on page 161
To save a query on page 164
To run a query from the Query Library on page 165
To run a query from Map Explorer on page 165
To run an external query on page 166
To reference an external query in the query library on page 167
To add a category to the query library on page 168
To edit a query saved with the current drawing on page 170
To edit an external query on page 170

Overview of Using the Query Library
If you plan to run a query more than once, you can save it. Once you have
saved a query, you can run it anytime.
■

Saving a Query on page 163— Save the current query to the query library
or to an external file.

■

Running a Saved Query on page 165— Run a query saved in the query
library.

Each drawing has a query library where you can organize your saved queries
into categories.
■

Adding an External Query to Your Library on page 167

■

Using Query Library Categories on page 168

■

Editing a Saved Query on page 169

See also:
■

Defining Queries

■

Executing Queries on page ?

To use the query library
1 On the Map Explorer of the Task Pane, right-click Query Library. Click
Administration.

Setting Up a Query Library | 161

2 In the Query Library Administration dialog box on page 1593, under
Category, select the category for the query you want, or click New to
create a new category on page 168.
3 Under Available Queries, select the query.
You can assign the query to a different category, change the query’s name,
description or location, or add an external query to the library.
4 If you've modified the settings for an existing query, click Update. If
you've added a new query, click Add
5 Click OK.

Quick Reference
ADEQUERYLIB
Maintains the library of queries
Menu

Setup menu ➤ More DWG Options ➤ Query Library

Icon
Query Library
Command Line

ADEQUERYLIB

Task Pane

In Map Explorer, right-clickQuery
Library ➤ Administration

Dialog Box

Query Library Administration dialog box

ADERUNQUERY
Runs queries in the Query Library
Menu

Click Map ➤ Query ➤ Run Topology Query.

Icon
Run Query
Command Line

ADERUNQUERY

Task Pane

In Map Explorer, right-clickCurrent Query ➤ Execute
As Preview-or- Right-clickCurrent Query ➤ Execute
As Defined-or- Right-click a query ➤ Execute As
Preview-or- Right-click a query ➤ Execute As Defined

162 | Chapter 2 Setting Up

Dialog Box

Run Library Query dialog box

ADERUNXQUERY
Runs externally saved queries
Menu

Edit menu ➤ More DWG Querying Options ➤ Run
External Query

Command Line

ADERUNXQUERY

Saving a Query
If you plan to use a query more than once, you can save it.
You can save the query with the current drawing, or you can save it to an
external file. Saving to an external file is useful if you want to share a query
with another user or use it in another drawing.
If you save the query to an external file you can specify several additional
settings:
■

Save List Of Active Drawings — Sets the drawing status to Active for
drawings involved in the saved query.

■

Save Location Coordinates — Stores the coordinates used for location
queries. If you don't save the location query coordinates, AutoCAD Map
3D prompts you for them when you execute the query.

■

Keep Reference In Library — Maintains a list of the external queries in the
Query Library. If you plan to reference the query in the Query Library, you
must provide a name and description for it.

■

Save Alter Properties — Saves the property alteration definition with the
query.

■

Auto Execute — Executes the query in addition to loading it. If you don't
select Auto Execute, AutoCAD Map 3D displays the query in the Define
Query dialog box and waits for you to click Execute Query. Do not select
this option if you want to modify a query before you run it.

You can .

Setting Up a Query Library | 163

See also:
■

Overview of Queries on page 1023

■

Executing Drawing Queries on page 1071

■

Adding an External Query to Your Library on page 167

To save a query
1 Click Setup menu ➤ More DWG Options ➤ Define Query.
2 Make sure the query to save is the current query. If it is not, modify the
current query or click load a different query.
3 Click Save Query.
4 In the Save Current Query dialog box on page 1596, select a category for
the query.
5 Enter a name and description for the query.
6 Select any other query options you want.
7 To save the query to an external file, select Save To External File and
specify a file name.
To display the external query in the Run Library Query dialog box and
the Query Library Administration dialog box, select Keep Reference In
Library.
8 Click OK.

Quick Reference
ADEQUERY
Controls defining, modifying, saving, loading, and executing a query
Menu

In the Classic workspace, click Setup menu ➤ More
DWG Options ➤ Define Query

Icon
Define Query
Command Line

164 | Chapter 2 Setting Up

ADEQUERY

Task Pane

In Map Explorer, right-clickCurrent
Query ➤ Define-or- Right-click a query ➤ Edit

Dialog Box

Define Query dialog box

Running a Saved Query
After you save queries, you can load, revise, and execute them.
NOTE If you plan to modify an externally saved query before executing it, do
not set Auto Execute in the Save Current Query dialog box. That way, when you
run the query, AutoCAD Map 3D displays the query in the Define Query dialog
box but does not execute it.
See also:
■

Overview of Queries on page 1023

■

Executing Drawing Queries on page 1071

■

Adding an External Query to Your Library on page 167

■

To run a query from the Query Library on page 165

■

To run a query from Map Explorer on page 165

■

To run an external query on page 166

To run a query from the Query Library
1 Click Edit menu ➤ DWG Query.
2 In the Run Library Query dialog box on page 1596, select the category for
the query.
3 Select the query in the Available Queries list.
4 Click Execute Query.
To run a query from Map Explorer
1 On the Map Explorer of the Task Pane, right-click the query name.

Setting Up a Query Library | 165

2 Do one of the following:
■

Click Execute As Preview to execute the query as a preview query,
regardless of whether it was defined as a preview, draw, or report mode
query.

■

Click Execute As Defined to execute the query using the query mode
with which it was defined.

To run an external query
1 Click Edit menu ➤ More DWG Querying Options ➤ Run External
Query.
2 In the Run External Query dialog box, select the query.
3 Click OK.
If you turned off the Auto Execute option when you saved the query, the
query loads but doesn't execute. To execute the query, click Setup menu ➤
More DWG Options ➤ Define Query. In the Define Query dialog box, click
Execute Query.

Quick Reference
ADERUNQUERY
Runs queries in the Query Library
Menu

Click Map ➤ Query ➤ Run Topology Query.

Icon
Run Query
Command Line

ADERUNQUERY

Task Pane

In Map Explorer, right-clickCurrent Query ➤ Execute
As Preview-or- Right-clickCurrent Query ➤ Execute
As Defined-or- Right-click a query ➤ Execute As
Preview-or- Right-click a query ➤ Execute As Defined

Dialog Box

Run Library Query dialog box

ADERUNXQUERY

166 | Chapter 2 Setting Up

Runs externally saved queries
Menu

Edit menu ➤ More DWG Querying Options ➤ Run
External Query

Command Line

ADERUNXQUERY

Adding an External Query to Your Library
You can list an external query in the query library. By adding a reference to
the external query to the library, you can organize the query with your other
queries. In addition, you can give the query a name and a description to help
you identify it.
You can add an external query to the Query Library for more than one drawing.
See also:
■

Overview of Queries on page 1023

■

Executing Drawing Queries on page 1071

■

Adding an External Query to Your Library on page 167

To reference an external query in the query library
1 Click Setup menu ➤ More DWG Options ➤ Query Library.
2 In the Query Library Administration dialog box on page 1593, select a
category.
3 Under Selected Query, make sure the Query Type is set to External.
4 Click Browse. Select the file that contains the external query.
5 Specify a name and description for the query.
6 Click OK.
To execute the query, click Edit menu ➤ DWG Query.

Quick Reference
ADEQUERYLIB

Setting Up a Query Library | 167

Maintains the library of queries
Menu

Setup menu ➤ More DWG Options ➤ Query Library

Icon
Query Library
Command Line

ADEQUERYLIB

Task Pane

In Map Explorer, right-clickQuery
Library ➤ Administration

Dialog Box

Query Library Administration dialog box

Using Query Library Categories
The Query Library lets you organize your queries into categories.
You can move a query to a new category, change a query’s name or description.
If you move an external query, you can specify the new location for the query.
See also:
■

Overview of Queries on page 1023

■

Executing Drawing Queries on page 1071

■

Adding an External Query to Your Library on page 167

To add a category to the query library
1 Click Setup menu ➤ More DWG Options ➤ Query Library.
2 In the Query Library Administration dialog box on page 1593, do one of
the following:
■

To add a category, under Category, click New.
Enter a name for the category. Click OK. Do not include spaces in the
name.

■

To assign a query to a different category, under Category, select the
current category of the query.
From the Available Queries list, select the query. Click Category.
In the Change Category dialog box, under New Category, select the
new category for the query. Click OK.

168 | Chapter 2 Setting Up

■

To change the name or description of a query, under Category, select
the category for the query.
Under Available Queries, select the query.
Under Selected Query, edit the query's name or description. For
external queries, you can specify a new location for the query.
Click Update.

■

To delete or rename a category, select the category and click Remove
or Rename.
You cannot remove a category that contains queries. You must first
delete the queries or move the queries to a different category and then
remove the empty category.

3 Click OK.

Quick Reference
ADEQUERYLIB
Maintains the library of queries
Menu

Setup menu ➤ More DWG Options ➤ Query Library

Icon
Query Library
Command Line

ADEQUERYLIB

Task Pane

In Map Explorer, right-clickQuery
Library ➤ Administration

Dialog Box

Query Library Administration dialog box

Editing a Saved Query
Once you've saved a query to the query library, you can reload the query at
any time to review it or revise it.
If you save the query to an external file, it is saved as an AutoLISP script. Using
a text editor, you can modify an external query file and include AutoLISP API
commands. For more information, refer to "Editing Query Files", under "Using
Interface Functions" in the online AutoCAD Map 3D AutoLISP Reference.

Setting Up a Query Library | 169

See also:
■

Overview of Queries on page 1023

■

Executing Drawing Queries on page 1071

■

Adding an External Query to Your Library on page 167

To edit a query saved with the current drawing
1 On the Map Explorer of the Task Pane, right-click a query name. Click
Edit. The Define Query dialog box on page 1572 appears with the selected
query loaded.
2 Modify any conditions on page 1043.
3 Modify any property alterations on page 1069.
4 In the Define Query dialog box, click Save.
To save the changes to a new query, enter a new name and description.
Click OK.
5 In the Define Query dialog box, click OK to save your changes without
running the query.
To edit an external query
1 Click Edit menu ➤ More DWG Querying Options ➤ Run External
Query.
2 In the Run External Query dialog box, select the query.
3 Click OK.
The external query runs and becomes the current query.
4 Click Setup menu ➤ More DWG Options ➤ Define Query.
5 Modify any conditions on page 1043.
6 Modify any property alterations on page 1069.
7 Click Save.
NOTE To be able to edit an external query before you execute it, do not set Auto
Execute in the Save Current Query dialog box. That way, when you execute the
query, AutoCAD Map 3D loads the query in the Define Query dialog box but does
not execute it.

170 | Chapter 2 Setting Up

Quick Reference
ADEQUERY
Controls defining, modifying, saving, loading, and executing a query
Menu

In the Classic workspace, click Setup menu ➤ More
DWG Options ➤ Define Query

Icon
Define Query
Command Line

ADEQUERY

Task Pane

In Map Explorer, right-clickCurrent
Query ➤ Define-or- Right-click a query ➤ Edit

Dialog Box

Define Query dialog box

Setting Up Annotation Templates
To set up annotation templates
■
■
■
■
■
■

To set up annotation on page 173
To make an XREFed drawing with annotation templates available in the
current drawing on page 173
To define an annotation template on page 174
To change an annotation template on page 176
To delete all references to a selected annotation template on page 178
To delete an annotation template on page 178

Overview of Annotation Templates
In an annotation template, you define the information to display in the
annotation and the layout of that information. Annotation templates are
stored as specially named blocks within your drawing.
After you create an annotation template, you can insert instances of the
annotation into your drawing. Creating annotation templates and inserting
annotation is similar to creating and inserting blocks.

Setting Up Annotation Templates | 171

Using Annotation Templates from XREF Drawings
Use annotation to label objects with data value, such as the following:
■

Attributes, such as object data

■

Display properties, such as a lineweight

■

Geometric values, such as the line direction

■

Graphics, such as arrows, static text, or other geometry, added with
standard AutoCAD drawing commands

Text and properties are defined in the annotation template, and any values
defined by expressions are determined when the annotation is inserted. When
you add or remove textual elements or change properties or expressions in
an annotation template, the existing annotations based on that template do
not refresh automatically. Use the Refresh or the Update command to see
those changes.
Annotation templates are stored in the drawing as special blocks. The two
things that distinguish an annotation template block from a regular block are:
■

The block name is prefixed with "ACMAP_ANN_TEMPLATE_" followed by
the annotation template name as specified in the Define Annotation
Template dialog box.

■

There are special table objects stored within the block's extension
dictionary.

If you attach a drawing containing annotation templates as an XREF, the block
names in the XREFed drawing have a prefix that consists of the XREF drawing
file name followed by a vertical bar. Because the annotation commands identify
annotation templates by looking for the "ACMAP_ANN_TEMPLATE_" at the
beginning of the block name, the templates within the XREFed drawing will
not be available via the annotation commands. Therefore, you will not be
able to edit those annotation templates or use them to annotate any objects
in the main drawing.
When you BIND an XREFed drawing containing annotation templates, the
XREFed block names will still have a prefix. To make these annotation
templates available in the current drawing, alter the block name of the
annotation template blocks using the RENAME command.
If you use the Insert option when you BIND an XREFed drawing containing
annotation templates, any annotation templates in the XREFed drawing are
immediately available in the main drawing as annotation templates. However,

172 | Chapter 2 Setting Up

if there is a name conflict between an annotation template in the XREFed
drawing and one in the main drawing, the template in the main drawing is
retained, and the similarly-named template in the XREFed drawing is discarded.
For more information, see Attach, Update, and Bind External References in
the AutoCAD help.
See also:
■

Overview of Annotation on page 905

To set up annotation
1 Define an annotation template. on page ?
2 Attach annotation to objects. on page 907
When you BIND an XREFed drawing containing annotation templates, you
must remove a prefix from the XREFed block names to make them available
in the current drawing.
To make an XREFed drawing with annotation templates available in the
current drawing
1 Using the RENAME command, select Blocks from the Named Objects list.
2 Select the annotation template from the list of blocks in the Items list.
You will find blocks with names like
xrefdwgname$0$ACMAP_ANN_TEMPLATE_templatename.
3 Remove xrefdwgname$0$ from the name of each template you want.

Quick Reference
MAPANNTEMPLATE
Defines and modifies annotation templates
Menu

Click Setup ➤ Define Annotation Template‚Ķ.

Icon
Define Annotation Template
Command Line

MAPANNTEMPLATE

Setting Up Annotation Templates | 173

Dialog Box

Define Annotation Template dialog box

MAPANNTEXT
Creates and edits annotation text
Menu

At the Command prompt, enter mapanntext.

Icon
Edit Annotation Text
Command Line

MAPANNTEXT

Dialog Box

Annotation Text dialog box

Defining Annotation Templates
Annotation may have both textual and graphic contents. The textual contents,
as well as properties such as layer, color, insertion point, etc., are defined in
the annotation template, and any values defined by expressions are determined
when the annotation is inserted. When you add or remove textual elements
or change properties or expressions in an annotation template, the existing
annotations based on that template do not refresh automatically. Use the
Refresh or the Update command to see those changes.
See also:
■

Attaching Annotation to Objects on page 907

To define an annotation template
1 Click Setup ➤ Define Annotation Template.
2 Click New.
3 In the New Annotation Template Name dialog box on page 1314, type a
name for the template, and click OK.
A new drawing window opens, called Map Annotation Template
Editor.dwg. Define the template in this window and save it before
returning to the Define Annotation Template dialog box.
4 On the command line, enter mapanntext. Press Enter.
This opens the Annotation Text dialog box on page 1308, in which you
specify what text will be included in the annotation template.

174 | Chapter 2 Setting Up

5 In the Annotation Text dialog box, under Attribute, enter a Tag name
and Value for the annotation text.
For the value, enter static text or an expression that displays different

text depending on the object being annotated. Click
a list of available properties and attributes.

to select from

NOTE To add multiple pieces of text to a template, each one must have a
tag name that is unique within that template.
6 Specify the Object Properties and Text Options for the annotation text.
Enter static values or expressions that are evaluated against the object to

annotate. Click
attributes.

to select from a list of available properties and

7 Click OK.
8 In the Map Annotation Template Editor.dwg window, click where the
text should start.
9 Optionally, to include geometry as a part of the annotations, create it in
the Map Annotation Template Editor.dwg.
10 When you finish adding elements to the template, click Save Annotation
on the AnnTemplate toolbar.
The Map Annotation Template Editor.dwg window closes, returning to
the Define Annotation Template dialog box.
11 In the Define Annotation Template dialog box, specify default properties
and insertion options.
These settings control the appearance of the annotation template block.
If you selected ByBlock for any of the properties or options in the
Annotation Text dialog box, these are the settings that will be used.
12 Click OK.

Quick Reference
MAPANNTEMPLATE

Setting Up Annotation Templates | 175

Defines and modifies annotation templates
Menu

Click Setup ➤ Define Annotation Template‚Ķ.

Icon
Define Annotation Template
Command Line

MAPANNTEMPLATE

Dialog Box

Define Annotation Template dialog box

MAPANNTEXT
Creates and edits annotation text
Menu

At the Command prompt, enter mapanntext.

Icon
Edit Annotation Text
Command Line

MAPANNTEXT

Dialog Box

Annotation Text dialog box

Changing Annotation Templates
You can change the expressions in an existing template, for example, the
expression used to determine the value or location of the text element. You
can change the template definition, for example, adding or removing text
elements.
After changing a template, refresh or update the annotation associated with
that template to see the text changes in your drawing. If you change the
graphic elements in the template, the elements update automatically.
See also:
■

Overview of Annotation on page 905

■

Refreshing Annotation on page 909

■

Updating Annotation on page 910

To change an annotation template
1 Click Setup ➤ Define Annotation Template.

176 | Chapter 2 Setting Up

2 In the Template Name list, click the template to change.
3 Do one or more of the following:
■

Click Copy to make a copy of the template.

■

Click Rename to rename the template.

■

Click Edit Template Contents to modify the text or geometry elements
of the template.

■

Change any properties or insertion options.

Quick Reference
MAPANNTEMPLATE
Defines and modifies annotation templates
Menu

Click Setup ➤ Define Annotation Template‚Ķ.

Icon
Define Annotation Template
Command Line

MAPANNTEMPLATE

Dialog Box

Define Annotation Template dialog box

MAPANNTEXT
Creates and edits annotation text
Menu

At the Command prompt, enter mapanntext.

Icon
Edit Annotation Text
Command Line

MAPANNTEXT

Dialog Box

Annotation Text dialog box

Deleting Annotation Templates
You can delete an annotation template only if you first delete all references
to that template from the drawing.

Setting Up Annotation Templates | 177

See also:
■

Overview of Annotation on page 905

■

Deleting Annotation from Drawings on page 911

To delete all references to a selected annotation template
1 Delete all references to the annotation template you plan to delete.
2 Click Setup menu ➤ More Annotation Options ➤ Delete.
3 Select an annotation template. Click OK.
All annotation based on the selected template is deleted.
To delete an annotation template
1 Click Setup ➤ Define Annotation Template.
2 Select the annotation template to delete from the Template Name list.
3 Click Delete.
The selected annotation template is deleted.

Quick Reference
MAPANNTEMPLATE
Defines and modifies annotation templates
Menu

Click Setup ➤ Define Annotation Template‚Ķ.

Icon
Define Annotation Template
Command Line

MAPANNTEMPLATE

Dialog Box

Define Annotation Template dialog box

178 | Chapter 2 Setting Up

Setting Up Object Data
Object data is attribute data that is attached to individual objects and stored
in tables in the drawing. To use object data, first define the format for the
table, and then create each record as you attach it to an object.
See also:
■

Entering and Editing Object Data on page 873

■

Finding All Drawing Objects Containing Specific Data on page 1031

■

Altering Object Properties Using Object Data on page 1051

To set up object data
■
■
■
■

To set up object data on page 179
To create an object data table on page 180
To modify an object data table on page 182
To rename or remove an object data table on page 183

Overview of Setting Up Object Data
Object data tables store text and numerical information related to an object.
See also:
■

Creating an Object Data Table on page 180

■

Entering and Editing Object Data on page 873

■

Finding All Drawing Objects Containing Specific Data on page 1031

■

Altering Object Properties Using Object Data on page 1051

To set up object data
1 Specify a set of fields for the table. on page ?
2 Assign a name, description, data type, and default value to each field.
3 Use a separate procedure on page ? to attach a record from the table to
an object.

Setting Up Object Data | 179

Quick Reference
ADEDEFDATA
Defines object data
Menu

Setup menu ➤ Define Object Data

Icon
Define Object Data
Command Line

ADEDEFDATA

Dialog Box

Define Object Data dialog box

Creating an Object Data Table
You can create multiple object data tables in a single drawing. For example,
you can create one table with pipe flow information and a separate table with
inspection information.

Using the Same Table Name in Other Drawings
Take care when naming your tables. If you use the same table name in more
than one source drawing, be sure that all tables with same name have the
same fields and field types. If your current drawing has more than one source
drawing with the same object data table name, AutoCAD Map 3D uses the
object table definition (or structure) for the first drawing that you activate. If
the other source drawings have tables with the same name but with different
fields, you will not be able to use those tables in the current drawing. If
necessary, you can rename or redefine an object data table.
See also:
■

Entering and Editing Object Data on page 873

■

Finding All Drawing Objects Containing Specific Data on page 1031

■

Altering Object Properties Using Object Data on page 1051

To create an object data table
1 Click Setup menu ➤ Define Object Data.

180 | Chapter 2 Setting Up

2 In the Define Object Data dialog box on page 1539, select a table to modify,
or click New Table to create a new table.
■

If you select an existing table, the Object Data Fields list displays fields
already defined for the table.

■

If you click New Table, enter a name for the new table.

3 To create a new data field, fill in the Field Definition area:
■

Enter a name and description for the field.

■

Select the field type. The type specifies what kind of information can
be entered in the field. For example, if you specify a numeric type,
you will not be able to enter letters in the field.

■

Specify the default value for the field. This value is attached to the
object unless you change it.

4 Click Add to add the new field to the table.
5 Add any additional fields to the table.

Quick Reference
ADEDEFDATA
Defines object data
Menu

Setup menu ➤ Define Object Data

Icon
Define Object Data
Command Line

ADEDEFDATA

Dialog Box

Define Object Data dialog box

Modifying an Object Data Table
You can add, modify, and delete fields in newly defined object data tables
until you perform a save operation (either saving objects back to source
drawings or saving the current drawing). Once you perform a save operation,

Setting Up Object Data | 181

the table can be modified only by a Superuser. Also, you cannot modify an
object data table if you have already queried any object from a source drawing.
When you modify an object data field, AutoCAD Map 3D updates all instances
of the field attached to objects. If the object data table is large, this process
may take a long time.

Renaming and Deleting Tables
You can rename or delete object data tables if you have Superuser privileges.
You cannot rename or delete an object data table if you have already queried
any object from a source drawing.
If you rename a table, the new name must not duplicate an existing table
name.
WARNING When you delete an object data table from a drawing, the table is
deleted from all attached, active source drawings.
See also:
■

Creating an Object Data Table on page 180

■

Entering and Editing Object Data on page 873

■

Finding All Drawing Objects Containing Specific Data on page 1031

■

Altering Object Properties Using Object Data on page 1051

Use the MAPLOGIN command to log in as a Superuser, or contact your system
administrator.
To modify an object data table
1 Click Setup menu ➤ Define Object Data.
2 In the Define Object Data dialog box on page 1539, under Table, select the
object data table to modify.
3 Click Modify.
4 In the Define New Object Data Table dialog box on page 1537, delete, add,
or update the fields:
■

To add a field, under Field Definition, enter a name, type, description,
and default value for the field. Click Add.

182 | Chapter 2 Setting Up

■

To modify a field, under Object Data Fields, select the field to modify.
Under Field Definition, change any information. Click Update.
AutoCAD Map 3D updates the object data field and all instances of
it attached to objects. If you change the data type of a field from Real
to Integer, AutoCAD Map 3D drops everything to the right of the
decimal point, leaving only the value to the left of the decimal point.

■

To delete a field, under Object Data Fields, select the field to delete.
Click Delete.

To rename or remove an object data table
1 Click Setup menu ➤ Define Object Data.
2 In the Define Object Data dialog box, under Table, select the object data
table you want to rename or remove.
3 To rename the table, click Rename. Enter a new table name and click OK.
To delete the table, click Delete. The table and its object data fields and
field values are deleted from every object to which they are attached.
NOTE When you delete an object data table from a drawing, the table is
deleted from all attached, active source drawings.

Quick Reference
ADEDEFDATA
Defines object data
Menu

Setup menu ➤ Define Object Data

Icon
Define Object Data
Command Line

ADEDEFDATA

Dialog Box

Define Object Data dialog box

Setting Up Object Data | 183

Using Data from Feature Sources
A feature is the spatial description of a real-world entity such as a road, a utility
pole, or a river. Features are stored in a spatial database or file. The spatial
database or file is referred to as a feature source. You can bring feature source
data into your map using Data Connect. For detailed information about using
feature sources, see Working with Feature Sources on page 501.

Setting Up Data Sources for Drawings
You can attach a database to your drawing and link records from that table
to objects in your drawing.
To set up data sources for drawings
■
■
■
■
■
■
■
■
■
■
■

To use a database in a drawing on page 185
To display information about a database table on page 185
To open a table or database query on page 185
To open a linked table or query on page 185
To attach a data source by dragging the database file to the Task Pane on
page 188
To attach a data source by right-clicking the Data Sources folder in the
Task Pane on page 188
To automatically configure a data source on page 191
To manually configure a data source on page 192
To modify an existing data link file on page 192
To connect a data source on page 193
To disconnect a data source on page 193

Overview of Attaching Data Sources to Drawings
A data source is a database table or a set of tables.
When you attach a data source to a drawing, the data source is listed on the
Map Explorer tab of the Task Pane. You can view and edit data in the data
source or link records from the data source to objects in the drawing.
While keeping the data source attached, you can disconnect the data source
to save resources and reconnect when you are ready to work with the data.

184 | Chapter 2 Setting Up

TIP You can work with an external database table without using the database
application itself.
See also:
■

Overview of Linking Database Records to Objects on page 451

■

Viewing External Data Linked to Drawing Objects on page 938

■

To use a database in a drawing on page 185

■

To display information about a database table on page 185

■

To open a table or database query on page 185

■

To open a linked table or query on page 185

To use a database in a drawing
Do one of the following:
■

From Windows Explorer, drag a database file to the Map Explorer tab of
the Task Pane.
If the Map Explorer tab does not immediately display the data source,
right-click a blank space in the Map Explorer tab. Click Refresh.

■

Right-click the Data Sources folder on the Map Explorer tab and select
Attach.
AutoCAD Map 3D automatically creates the files it needs to communicate
with the database application. However, for some database types, you must
configure these files yourself.

■

Click File menu ➤ Attach/Detach ➤ Attach External Records.

To display information about a database table
■

Right-click the table name in the Map Explorer tab. Click Properties.
You can see information such as column names and types.

To open a table or database query
■

Double-click the item.

To open a linked table or query
■

Double-click the link template name.

Setting Up Data Sources for Drawings | 185

NOTE The instructions in this section of the Help will not work if you connect
your database using the dbConnect command. For information on using the
dbConnect command and features, look up "dbconnect" in the help index.

Quick Reference
MAPATTACHDB
Attaches a data source to the current drawing
Menu

File menu ➤ Attach/Detach ➤ Attach External
Records

Command Line

MAPATTACHDB

Task Pane

Drag a data source onto the Map Explorer tab

MAPCONFIGDB
Configures the connection to an external data source
Menu

Click Setup ➤ Create/Edit a Source of Data ➤ External
Records.

Command Line

MAPCONFIGDB

Task Pane

In Map Explorer, right-clickData Sources ➤ Configure

Dialog Box

Configure Data Source dialog box

MAPCONNECTDB
Connects to an attached data source
Menu

File menu ➤ Connect/Disconnect ➤ Connect To
External Records

Command Line

MAPCONNECTDB

Task Pane

In Map Explorer, right-click a data source or a link
template ➤ Connect-or- To connect all data sources:
Right-clickData Sources ➤ Connect All

Dialog Box

Connect Data Source dialog box

MAPDETACHDB
Detaches a data source from the current drawing

186 | Chapter 2 Setting Up

Menu

File menu ➤ Attach/Detach ➤ Detach External
Records

Command Line

MAPDETACHDB

Task Pane

In Map Explorer, right-click a data source ➤ Detach

Dialog Box

Source dialog box

MAPDISCONNECTDB
Disconnects an attached, connected database
Menu

File menu ➤ Connect/Disconnect ➤ Disconnect
From External Records

Command Line

MAPDISCONNECTDB

Task Pane

In Map Explorer, right-click a data
source ➤ Disconnect-or- To disconnect all data
sources: Right-clickData Sources ➤ Disconnect All

Dialog Box

Disconnect Data Source dialog box

Attaching a Data Source
To use data from an external data source, attach the data source to the drawing.
When you attach a data source, it appears in the Map Explorer tab of the Task
Pane along with the tables and database queries associated with it.
For the following data sources, AutoCAD Map 3D automatically creates the
files it needs to communicate with the data source:
■

.dbf

■

.db

■

.mdb

■

.xls (must have at least one named range)

■

.udl

For other data sources, you must manually create the files on page 189 before
you can attach the data source.

Setting Up Data Sources for Drawings | 187

Tips
You can set an option on page 212 to have AutoCAD Map 3D prompt you for
the database version each time you attach a data source or you can specify a
default version.
AutoCAD Map 3D stores the UDL (Universal Data Link) on page 1765 files in a
specific directory. If it does not find a UDL file in this directory, it creates a
new UDL file. You can change the directory used for UDL files.
See also:
■

Configuring a Data Source on page 189

■

Associating Database Versions with File Extensions on page 219

■

Setting Data Source Options for Drawings on page 212

■

Overview of Linking Database Records to Objects on page 451

■

Viewing External Data Linked to Drawing Objects on page 938

To attach a data source by dragging the database file to the Task Pane
1 Using Explorer or My Computer, select the database file and drag it to
the Map Explorer tab of the Task Pane.
You can drag and drop databases with the following extensions: .udl, .db,
.dbf, .mdb, and .xls.
2 If prompted, select a version and click OK.
3 If prompted, enter your user name and password.
To attach a data source by right-clicking the Data Sources folder in the Task
Pane
1 Right-click the Data Sources folder on the Map Explorer tab of the Task
Pane and select Attach.
2 In the Attach Data Source dialog box, select the file location and type.
You can attach databases with the following extensions: .udl, .db, .dbf,
.mdb, and .xls.
3 Click Attach.
AutoCAD Map 3D creates the necessary configuration files and attaches the
database.

188 | Chapter 2 Setting Up

For information on using specific database types with AutoCAD Map 3D, see
the AutoCAD help.

Quick Reference
MAPATTACHDB
Attaches a data source to the current drawing
Menu

File menu ➤ Attach/Detach ➤ Attach External
Records

Command Line

MAPATTACHDB

Task Pane

Drag a data source onto the Map Explorer tab

MAPDETACHDB
Detaches a data source from the current drawing
Menu

File menu ➤ Attach/Detach ➤ Detach External
Records

Command Line

MAPDETACHDB

Task Pane

In Map Explorer, right-click a data source ➤ Detach

Dialog Box

Source dialog box

Configuring a Data Source
Microsoft Windows uses UDL (Universal Data Link) on page 1765 files to point to
specific data sources. The UDL file lists the location of the data, the type of
database, the version of the database, and the appropriate database driver.
For each data source that you use with AutoCAD Map 3D, you must have a
UDL file in the AutoCAD Map 3D data source directory. Once the UDL file
exists in the data source directory, you can attach the data source to any
drawing.
For most data sources, AutoCAD Map 3D creates the UDL file automatically
when you attach a database. However, for some database types, you will need
to manually create the UDL file.

Setting Up Data Sources for Drawings | 189

When you edit or create a UDL file, you use the Microsoft Windows Data Link
Properties dialog box. For more information on using this dialog box, refer to
your Microsoft Windows documentation.

Drivers
To read external data files, AutoCAD Map 3D uses drivers that translate the
data to a standard format. The first time you use a data source with AutoCAD
Map 3D, AutoCAD Map 3D determines the appropriate driver for the data
source. It stores this information in the UDL file.
AutoCAD Map 3D supports these drivers:
■

Jet provider, which works with Microsoft Access database files

■

SQL Server provider

■

Oracle provider

■

ODBC driver, which works with ODBC-compliant databases

These drivers are installed with AutoCAD Map 3D.
Because the ODBC provider works with many different database types, it
requires additional information about each specific database type. It gets this
information from a Data Source Name (DSN) that registers information about
the database type. You need only one DSN for each database type.
For the following ODBC-compliant databases, AutoCAD Map 3D creates a
DSN for you when you attach the database:
■

Microsoft Access

■

dBase

■

Microsoft Excel

■

Paradox

■

Microsoft Visual FoxPro

By default, AutoCAD Map 3D connects to Microsoft Access using the Jet
provider, which does not require a DSN. If you want to connect to Microsoft
Access using the ODBC driver, you must create a DSN.
For information on creating a DSN, refer to your Microsoft Windows
documentation.

190 | Chapter 2 Setting Up

Displaying Configuration Dialog Boxes
When you attach a data source that does not already have a UDL file, AutoCAD
Map 3D creates the UDL file and determines the settings for Windows data
source configuration.
If the Expert variable is set to 3 or more, AutoCAD Map 3D determines the
settings, and displays the data source configuration dialog boxes so you can
review or modify the settings.
NOTE If you are using the ODBC provider, before you manually create the data
link file, you must have a DSN (Data Source Name) for the database software.
Windows may have created this file when you installed your database software.
See also:
■

Accessing Data from ODBC on page 289

■

Setting Data Source Options for Drawings on page 212

■

Overview of Linking Database Records to Objects on page 451

■

Viewing External Data Linked to Drawing Objects on page 938

■

To automatically configure a data source on page 191

■

To manually configure a data source on page 192

■

To modify an existing data link file on page 192

To automatically configure a data source
1 Drag and drop one of the following database types onto the Map Explorer
tab of the Task Pane:
■

Microsoft Access

■

dBASE

■

Microsoft Excel (must have at least one named range; do not use
DATABASE or other reserved words as a range name)

■

Paradox

■

Microsoft Visual FoxPro

Setting Up Data Sources for Drawings | 191

To manually configure a data source
1 At the command prompt, enter mapconnectdb.
2 Type a name for the data source and click OK. The data link file will have
the same name.
3 On the Provider tab of the Data Link Properties dialog box, select the
database provider. If you are using the ODBC provider, select the name
of the DSN.
4 Enter additional information as needed and click OK. The Data Link
Properties dialog box is a Microsoft Windows dialog box.
For help on database configuration, see the AutoCAD help. Additional
information is available by clicking Help in the Data Link Properties dialog
box.
To modify an existing data link file
1 At the command prompt, enter mapconnectdb.
2 Select the data source and click OK.
3 Make the modifications and click OK. The Data Link Properties dialog
box is a Microsoft Windows dialog box.
NOTE If you modify a data link file for a data source that is currently attached
and connected, the changes will not take effect until the next time you connect
the data source.
NOTE If you have more than one copy of a UDL file, be sure to edit the copy in
the AutoCAD Map 3D data links directory.

Quick Reference
EXPERT
Controls whether certain prompts are issued (system variable)
Command Line

MAPCONFIGDB

192 | Chapter 2 Setting Up

EXPERT

Configures the connection to an external data source
Menu

Click Setup ➤ Create/Edit a Source of Data ➤ External
Records.

Command Line

MAPCONFIGDB

Task Pane

In Map Explorer, right-clickData Sources ➤ Configure

Dialog Box

Configure Data Source dialog box

Connecting a Data Source
To free up memory or database connections, you can disconnect a data source
but keep it attached to the current drawing. When you want to use the data
source again, reconnecting is a one-step process.
TIP You can set an option to automatically connect on page 212 to all attached
data sources each time you open a drawing.
See also:
■

Setting Data Source Options for Drawings on page 212

■

Overview of Attaching Data Sources to Drawings on page 184

■

Overview of Linking Database Records to Objects on page 451

■

Viewing External Data Linked to Drawing Objects on page 938

To connect a data source
■

On the Map Explorer tab of the Task Pane, double-click the data source.

To disconnect a data source
■

Right-click the data source. Click Disconnect.

Quick Reference
MAPCONNECTDB
Connects to an attached data source

Setting Up Data Sources for Drawings | 193

Menu

File menu ➤ Connect/Disconnect ➤ Connect To
External Records

Command Line

MAPCONNECTDB

Task Pane

In Map Explorer, right-click a data source or a link
template ➤ Connect-or- To connect all data sources:
Right-clickData Sources ➤ Connect All

Dialog Box

Connect Data Source dialog box

MAPDISCONNECTDB
Disconnects an attached, connected database
Menu

File menu ➤ Connect/Disconnect ➤ Disconnect
From External Records

Command Line

MAPDISCONNECTDB

Task Pane

In Map Explorer, right-click a data
source ➤ Disconnect-or- To disconnect all data
sources: Right-clickData Sources ➤ Disconnect All

Dialog Box

Disconnect Data Source dialog box

Setting Options
You can change many settings that affect the work environment, how the
program starts up, whether users will need to log in, and settings for your
current drawings, data sources, and more.
See also:
■

Setting Raster Image Options on page 226

■

Setting Data Source Options for Drawings on page 212

■

Setting AutoCAD Options (look up “interface options, setting” in the help
index)

■
■
■
■
■

To use the AutoCAD Map Options dialog box on page 196
To set Task Pane options on page 200
To hide or display the Task Pane at startup on page 200
To hide or display the Task Pane within your current session on page 200
To refresh Map Explorer on page 200

194 | Chapter 2 Setting Up

■
■
■
■
■
■
■
■
■
■
■
■
■
■
■
■
■

To adjust the transparency of the Task Pane on page 200
To set drawing options on page 204
To set multi-user options on page 206
To set system options on page 208
To specify coordinate system options on page 209
To set coordinate geometry options on page 211
To quickly change the azimuth bearing on page 211
To set data source options on page 213
To change the expert setting on page 213
To change the default data link file directory on page 213
To set Data View options on page 215
To specify Feature Edit Options on page 217
To set metadata options on page 218
To associate database versions with files extensions on page 219
To set query options on page 221
To have hatch created by property alteration be associative on page 223
To set AutoCAD Map 3D options on page 225

Overview of Setting Options
The following table summarizes the options you can set and where these
settings are located.
To change settings for...

Go to...

Default display of the Task Pane

AutoCAD Map Options dialog box ➤ Task
Pane on page 1629 tab.

The current drawing

AutoCAD Map Options dialog box ➤
Current Drawing on page 1629 tab.

Login and object locking

AutoCAD Map Options dialog box ➤
Multi-User on page 1635 tab

Log files and data sources

AutoCAD Map Options dialog box ➤
System on page 1635 tab

Coordinate systems

AutoCAD Map Options dialog box ➤
Current Drawing on page 1629 tab

Overview of Setting Options | 195

To change settings for...

Go to...

Coordinate geometry

Coordinate Geometry Setup dialog box on
page 1637

Data sources for drawings (and file extension associations for them) and the Data
View window

AutoCAD Map Options dialog box ➤
Data Source on page 1634 tab

Metadata

Metadata Options dialog box on page 1225

Queries

AutoCAD Map Options dialog box ➤
Query on page 1631tab
NOTE There are also query-related settings
on the following tabs:
■

Save Back on page 1633

■

System on page 1635

■

Task Pane on page 1629

Associative hatch for drawing objects with
boundaries

AutoCAD Map Options dialog box ➤
Query on page 1631tab

Raster images

Raster Extension Options dialog box on
page 1614

Import defaults

mapimport.ini on page ? and mapforeignfileproperties.ini on page ?

Export defaults

mapexport.ini on page ?

To use the AutoCAD Map Options dialog box
1 Click Setup menu ➤ AutodCAD Map Options.
2 Click a tab.
3 Modify options.
4 Click OK to save the settings.

196 | Chapter 2 Setting Up

Quick Reference
MAPOPTIONS
Sets AutoCAD Map 3D options
Menu

Setup menu ➤ Autodesk Map Options

Icon
Options
Command Line

MAPOPTIONS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Options

Dialog Box

AutoCAD Map Options dialog box

OPTIONS
Customizes the AutoCAD settings
Menu

Setup menu ➤ AutoCAD Options

Command Line

OPTIONS

Task Pane

Right-click in the drawing area ➤ Options

MAPDOCKWSPACE
Docks and undocks the Task Pane
Command Line

MAPDOCKWSPACE

Task Pane

Double-click the title bar (floating) or the double bar
at the top of the pane (docked)

Dialog Box

MAPDOCKWSPACE (Dock Task Pane command)

MAPWSPACE
Shows or hides the Task Pane
Menu

View menu ➤ Task Pane

Command Line

MAPWSPACE

Task Pane

Right-click a blank area ➤ Close

Dialog Box

MAPWSPACE (Task Pane command)

Overview of Setting Options | 197

MAPWSREFRESH
Redisplays the Task Pane
Command Line

MAPWSREFRESH

Task Pane

Right-click a blank area ➤ Refresh

Dialog Box

MAPWSREFRESH

MAPCGAZBASE
Sets the azimuth base
Icon
Azimuth Distance
Command Line

MAPCGAZBASE

MAPCGSETUP
Specifies coordinate geometry settings
Menu

At the Command prompt, enter mapcgsetup.

Icon
Setup COGO Options
Command Line

MAPCGSETUP

Dialog Box

Setting Coordinate Geometry Options

MAPIOPTIONS
Specifies default image correlation settings, display options, detach options,
paths, and memory settings
Menu

Setup menu ➤ Raster Options

Command Line

MAPIOPTIONS

Dialog Box

Raster Extension Options dialog box

198 | Chapter 2 Setting Up

Setting Task Pane Options
You can specify what to display in the Task Pane and what displays when you
start the program.
■

Map Explorer Categories To Display — Lets you select which categories
(nodes) you want to display on the Map Explorer tab of the Task Pane.
The visibility of some nodes is dependent on the visibility of others. For
example, the Tables node is visible in the Map Explorer tab of Task Pane
only when you select both Data Sources and Tables.
NOTE When you attach drawings with the Topologies node visible, AutoCAD
Map 3D creates a list of all the topologies to display under Topologies in Map
Explorer. If you attach a large number of drawings containing topologies at
the same time, the creation of the topology list increases the processing time.
To reduce processing time, hide the Topologies node before attaching the
drawings.

■

Show Task Pane On Startup — Specifies whether to display the Task Pane
when you start AutoCAD Map 3D.
If the Task Pane is not visible, you can display it by entering mapwspace
on the command line.

■

Show Properties Palette On Startup — Specifies whether to display the
Properties palette when you start AutoCAD Map 3D.
If the Properties palette is not visible, you can display it by entering
properties on the command line.

■

Show Display Manager On Startup — Specifies whether to use the Display
Manager, or the older Thematic Manager on startup.
This setting takes effect the next time you start AutoCAD Map 3D.

See also:
■

The Task Pane on page 40

■

Getting Information About Drawing Objects on page 935

■

To set Task Pane options on page 200

■

To hide or display the Task Pane at startup on page 200

■

To hide or display the Task Pane within your current session on page 200

Setting Task Pane Options | 199

■

To refresh Map Explorer on page 200

■

To adjust the transparency of the Task Pane on page 200

To set Task Pane options
1 Click Setup menu ➤ AutodCAD Map Options.
2 In the AutoCAD Map Options dialog box on page 1628, select the Task Pane
tab.
3 Modify the options you want:
■

Under Map Explorer Categories To Display, select the categories to
display on the Map Explorer tab of the Task Pane.

■

Select which palettes you want to show at startup.

4 Click OK.
To hide or display the Task Pane at startup
1 Click Setup menu ➤ AutoCAD Map Options.
2 In the AutoCAD Map Options dialog box on page 1628, click the Task Pane
on page 1629 tab.
3 Select Show Task Pane On Startup.
To hide or display the Task Pane within your current session
■

Click View menu ➤ Task Pane.

To refresh Map Explorer
■

Right-click a clear area in Map Explorer, and click Refresh; or enter
mapwsrefresh at the Command prompt.

To adjust the transparency of the Task Pane
1 Right-click the title bar of the Task Pane and choose Transparency.
2 In the Transparency dialog box, adjust the transparency level.
3 Click OK.

200 | Chapter 2 Setting Up

Quick Reference
MAPOPTIONS
Sets AutoCAD Map 3D options
Menu

Setup menu ➤ Autodesk Map Options

Icon
Options
Command Line

MAPOPTIONS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Options

Dialog Box

AutoCAD Map Options dialog box

MAPDOCKWSPACE
Docks and undocks the Task Pane
Command Line

MAPDOCKWSPACE

Task Pane

Double-click the title bar (floating) or the double bar
at the top of the pane (docked)

Dialog Box

MAPDOCKWSPACE (Dock Task Pane command)

MAPWSPACE
Shows or hides the Task Pane
Menu

View menu ➤ Task Pane

Command Line

MAPWSPACE

Task Pane

Right-click a blank area ➤ Close

Dialog Box

MAPWSPACE (Task Pane command)

MAPWSREFRESH
Redisplays the Task Pane
Command Line

MAPWSREFRESH

Task Pane

Right-click a blank area ➤ Refresh

Dialog Box

MAPWSREFRESH

Setting Task Pane Options | 201

Setting Drawing Options
You can specify general settings and coordinate transformation options for
the current drawing. If you are working with drawings that were created using
different global coordinate systems, AutoCAD Map 3D standardizes the
drawings based on the current drawings's global coordinate system.
NOTE Once you bring objects into the current drawing, do not change the
coordinate transformation options if you plan to save changes back to source
drawings. The save-back process determines whether adjustments are necessary
to restore objects to the correct coordinate system when you save them back to
source drawings.

Activate Attached Source Drawings
Set any of the following options:
■

From Last Session At Startup — Activates the drawings that were active the
last time you quit AutoCAD Map 3D. If you don't select this option, all
drawings are inactive on startup.

■

After Attaching — Sets the status of a drawing to Active when you attach
it. If you don't select this option, all drawings are inactive when you attach
them.

Coordinate Transformation Adjustments:Adjust Sizes And Scales
area
Set any of the following options:
■

For Changes In Units — Use this option when you are working with text
and block objects from a source drawing that uses different coordinate
system units than the current drawing. For example, if your source drawing
uses meters and the current drawing uses U.S. Survey Feet, you can scale
text and blocks so that their size or scale measures in feet rather than
meters.
If you don't select this option, AutoCAD Map 3D does not adjust the size
or scale of text and block objects. For example, if you have a block that is
five meters long in the source drawing, it will be five feet long when you
bring it into the current drawing.

202 | Chapter 2 Setting Up

Do not change this setting after you bring objects into the current drawing,
or you might introduce unintended changes to text and blocks when you
save them back to their source drawings.
■

For Map Distortion — Use this option to adjust the size and scale of text
and blocks to correct for map distortion introduced when you represent
a spherical object (earth) in a Cartesian coordinate system.
For example, two objects, located at the northern and southern extremes
of a map, of equal length in coordinate system X will remain the same
length when transformed to coordinate system Y.
If you don't select this option, the two objects will be scaled to different
lengths in coordinate system Y according to the relative map distortion
(or grid scale factor).
For Map Distortion in the Adjust Sizes And Scales area is available only if
you selected the previous option, For Changes In Units.

Coordinate Transformation Adjustments:Adjust Rotations area
Set any of the following options:
■

For Map Distortion — Adjusts the angle of text and blocks to correct for
map distortion due to the convergence angle (the deviation of the Y axis
of a Cartesian coordinate system from true north).

■

For Zero-Rotation Objects — Specifies that text and blocks that have a
rotation value of zero in the source drawing are adjusted to correct
distortion due to the convergence angle.
If you select this option, AutoCAD Map 3D calculates the convergence
angle for text and blocks with a zero rotation value. If you don't select this
option, AutoCAD Map 3D does not rotate text and blocks with a zero
rotation value, even if there is a convergence angle.
For Zero-Rotation Objects is available only if you selected the previous
option, For Map Distortion, in the Adjust Rotations area.

Select Adjust Elevations to adjust the elevation (Z axis) of objects when you
select For Changes In Units and For Map Distortion under Adjust Sizes And
Scales.

Setting Drawing Options | 203

Data Source Options
Set any of the following options:
■

Select Reconnect Data Source When Drawing Opens to reconnect the
databases that were connected the last time you quit AutoCAD Map 3D.

■

In the Number Of SQL Conditions To Keep In History List box, enter the
number of SQL conditions to store in the SQL condition history list.
Reducing the size of this list saves memory and reduces the number of
conditions you must scroll through when you search for a particular
condition. The first condition added to the list is the first one to be dropped
when AutoCAD Map 3D reaches the maximum number you specify.

See also:
■

Activating a Drawing on page 148

■

Overview of Coordinate Systems on page 134

■

Setting Data Source Options for Drawings on page 212

To set drawing options
1 Click Setup menu ➤ AutodCAD Map Options.
2 In the AutoCAD Map Options dialog box on page 1628, select the Current
Drawing on page 1629 tab.
3 Modify the options you want. For information on each option, see the
Concept tab of this topic.
4 Click OK.

Quick Reference
MAPOPTIONS
Sets AutoCAD Map 3D options
Menu

Setup menu ➤ Autodesk Map Options

Icon
Options

204 | Chapter 2 Setting Up

Command Line

MAPOPTIONS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Options

Dialog Box

AutoCAD Map Options dialog box

Setting Multi-user Options
You can specify options that affect how AutoCAD Map 3D operates for all
users, across all drawings. For example, you can set login or object locking
options. The system administrator controls these settings.
These options apply to all AutoCAD Map 3D users in a single installation and
are set by the system administrator. The settings affect all drawings and, in
network installations, are common to all users.

Force User Login
You must have Superuser privilege to set this option.
If Force User Login is enabled, users are required to log in at AutoCAD Map
3D startup. If a user attempts to halt log in by pressing the Escape key,
AutoCAD Map 3D assigns view-only privileges, and the user cannot alter the
drawing set, edit drawings, or perform queries. Once logged in, a user may
log in under a different login name, even while working in a drawing with
active source drawings.
If Force User Login is not enabled and the user does not log in, AutoCAD Map
3D uses the user's operating system login name to identify the user when
locking objects, creating the .DWK file, and restoring options. A user may log
in using his or her login name while working in drawings, including drawings
with attached source drawings.

Enable Object Locking
Protects objects that are being edited from being modified by other AutoCAD
Map 3D users.
You cannot change the Enable Object Locking option while drawings are
attached. If this option is not selected, only one user at a time can attach a
drawing.

Setting Multi-user Options | 205

Object locking is recommended on networked systems to avoid conflicts when
querying and editing. If you are working on a stand-alone system, you don't
need object locking.
See also:
■

Logging Into AutoCAD Map 3D on page 132

■

Sharing Attached Drawings on page 606

To set multi-user options
1 Click Setup menu ➤ AutodCAD Map Options.
2 In the AutoCAD Map Options dialog box on page 1628, select the Multi-User
on page 1635 tab.
3 Modify the options you want. For information on each option, see the
Concept tab of this topic.
4 Click OK.

Quick Reference
MAPOPTIONS
Sets AutoCAD Map 3D options
Menu

Setup menu ➤ Autodesk Map Options

Icon
Options
Command Line

MAPOPTIONS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Options

Dialog Box

AutoCAD Map Options dialog box

Setting System Options
You can specify options that affect the operation of a single installation of
AutoCAD Map 3D.

206 | Chapter 2 Setting Up

Log File Options
■

Select Log File Active to create a log file for AutoCAD Map 3D messages.

■

In the File Name box, provide the path and name for a log file in which
to record error, warning, and diagnostic messages. The default name is
acadmap.log. Optionally, you can click Browse to search your file system
for an existing file. AutoCAD Map 3D appends messages to the file you
select.

■

Specify one of the following under Message Level:
Level 0: Error Messages — The log file contains error messages that describe
potential problems you may encounter. For example, if you attempt to
attach a drawing that is already attached, AutoCAD Map 3D produces an
error message that is stored in the log file.
Level 1: Error And Warning Messages — The log file contains warning
messages in addition to error messages. Warning messages alert you to
potential problems. For example, if you use duplicate link template names,
AutoCAD Map 3D produces a warning message that is stored in the log
file.
Level 2: Error, Warning And Diagnostic Messages — The log file contains
status messages as well as error and warning messages.

Number of Drawings Loaded Into Memory At Once
When you attach and activate drawings, AutoCAD Map 3D opens them in
memory. You do not see the open drawings, but AutoCAD Map 3D must open
them to perform operations.
The number of drawings that AutoCAD Map 3D can open in memory at the
same time depends on several factors. These include the size of the drawings,
amount of memory, and your system setup.
The number you specify here does not limit the number of active drawings.
AutoCAD Map 3D opens and closes files in memory as it needs them. If your
system has a lot of memory, you can enter a larger number (up to 200) to
make queries go faster.

Default Directories
To specify a default directory for externally saved queries or cache files, enter
the path in the appropriate box. Or click Browse to locate an existing directory.

Setting System Options | 207

See also:
■

Editing Data in Attached Drawings on page 605

■

Overview of Using the Query Library on page 161

To set system options
1 Click Setup menu ➤ AutodCAD Map Options.
2 In the AutoCAD Map Options dialog box on page 1628, select the System
on page 1635 tab.
3 Modify the options you want. For information on each option, see the
Concept tab of this topic.
4 To to enhance the performance of AutoCAD Map 3D, click Clear Cache.
5 Click OK.

Quick Reference
MAPOPTIONS
Sets AutoCAD Map 3D options
Menu

Setup menu ➤ Autodesk Map Options

Icon
Options
Command Line

MAPOPTIONS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Options

Dialog Box

AutoCAD Map Options dialog box

Setting Coordinate System Options
You can set a number of options to determine how AutoCAD Map 3D performs
coordinate system transformations and responds when you open drawings
with embedded coordinate system definitions.

208 | Chapter 2 Setting Up

These options apply only to the current drawing. Each time you open a
drawing, these settings take effect, but they do not affect other drawings.

Coordinate Transformation Adjustments
Coordinate transformation allows the manipulation of the coordinate
geometry. Use the Coordinate Transformation Adjustment options to specify
how AutoCAD Map 3D performs coordinate transformations through
adjustments for size, scale, rotation, and elevation.
After you query objects into a drawing from source drawings, do not change
the coordinate transformation options if you plan to save changes back to the
source drawings.
NOTE The AutoCAD Map 3D simple transformation options, available in the
Drawing Settings dialog box, cannot be used with coordinate transformations.

Storing Coordinate Systems in the Drawing
When you open a drawing that has a coordinate system that is not in your
dictionary, AutoCAD Map 3D can add that coordinate system definition to
your dictionary. You can choose to always add the definitions, never add the
definitions, or have AutoCAD Map 3D prompt you each time.

Units
Specify the units to use when displaying geodetic distance.
See also:
■

Overview of Coordinate Systems on page 134

■

Defining Coordinate Systems on page 82

■

Overview of Bringing in Drawing Data From DWG Files on page 297

■

Setting Drawing Options on page 202

To specify coordinate system options
1 Click Setup menu ➤ AutodCAD Map Options. Click the Current Drawing
on page 1629 tab.
2 Under Coordinate Transformation Adjustments, specify how you want
AutoCAD Map 3D to perform coordinate transformations.

Setting Coordinate System Options | 209

3 Click the Coordinate Systems tab on page 1636.
■

Under Coordinate System Definitions Stored In Drawing, specify how
you want AutoCAD Map 3D to respond when you open drawings
with embedded coordinate system definitions.

■

Under Geodetic Distance, select the units to use when displaying
geodetic distance.

4 Click OK.

Quick Reference
MAPOPTIONS
Sets AutoCAD Map 3D options
Menu

Setup menu ➤ Autodesk Map Options

Icon
Options
Command Line

MAPOPTIONS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Options

Dialog Box

AutoCAD Map Options dialog box

Setting Coordinate Geometry Options
You can set the following coordinate geometry options:
■

If North on your map is not aligned with the Y axis, specify the angle for
North.

■

If azimuth bearings on your map are measured relative to South, set the
azimuth base to South. Otherwise, leave it set to North.

■

If your COGO information sometimes includes elevation information, set
the COGO commands to prompt for 3D data. If you never include 3D data,
you can turn this prompt off.

210 | Chapter 2 Setting Up

See also:
■

Overview of Coordinate Geometry Commands on page 850

To set coordinate geometry options
1 From the Input and Inquiry toolbar typically located at the bottom left

of your application window, select

.

2 In the Coordinate Geometry Setup dialog box on page 1637, set any of the
following options.
■

To change the setting for North, under Set North Direction, specify
the direction from the Y axis to North on your map. Enter a number
that represents the angular distance measured clockwise from the Y
axis.

■

Specify whether bearings in your map are relative to North or South.

■

To have AutoCAD Map 3D always prompt for elevation, grade, or
slope, select Prompt For 3D Data Input.

3 Click OK to save your settings.
To quickly change the azimuth bearing
1 At the command prompt, enter mapcgazbase.
2 Enter n for North or s for South and press Enter.

Quick Reference
MAPCGAZBASE
Sets the azimuth base
Icon
Azimuth Distance
Command Line

MAPCGAZBASE

MAPCGSETUP

Setting Coordinate Geometry Options | 211

Specifies coordinate geometry settings
Menu

At the Command prompt, enter mapcgsetup.

Icon
Setup COGO Options
Command Line

MAPCGSETUP

Dialog Box

Setting Coordinate Geometry Options

Setting Data Source Options for Drawings
You can specify a number of options for attaching data sources.
■

Specify whether data sources, tables, database queries, and link templates
appear on the Map Explorer tab of the Task Pane.

■

Specify whether AutoCAD Map 3D automatically reconnects the data
sources that were connected the last time you closed this drawing.

■

Specify the default driver to use when you drop an MDB file onto the Map
Explorer tab.

■

Specify the default database version for files with a .db, .dbf, or .xls file
extension that you drop on the Map Explorer tab.

■

Change the Expert setting to display or hide the data source configuration
dialog boxes. An Expert setting of 3 or above displays the configuration
dialog boxes. An Expert setting of 2 or less hides the dialog boxes.

■

Change the default location for UDL (Universal Data Link) on page 1765 files.

See also:
■

Overview of Attaching Data Sources to Drawings on page 184

■

Overview of Linking Database Records to Objects on page 451

■

To set Data View options on page 215

■

To set data source options on page 213

■

To change the expert setting on page 213

■

To change the default data link file directory on page 213

212 | Chapter 2 Setting Up

To set data source options
1 Click Setup menu ➤ AutodCAD Map Options.
2 In the AutoCAD Map Options dialog box on page 1628:
■

On the Task Pane on page 1629 tab, select the items to display on the
Map Explorer tab.

■

On the Current Drawing on page 1629 tab, specify whether to
automatically connect to attached data sources when you open a
drawing and how many filters or conditions should be stored in the
History List.

■

On the Data Source on page 1634 tab, specify the default driver to use
when you drop an MDB file on the Map Explorer tab of the Task Pane.
Click Associate to specify the default database version

To change the expert setting
1 At the command prompt, enter expert.
2 Enter an expert setting.
For information on the Expert system variable, look up "system variables" in
the help index.
To change the default data link file directory
1 Click Setup menu ➤ AutoCAD Options.
2 On the Files tab of the Options dialog box, specify the Data Sources
Location.

Quick Reference
OPTIONS
Customizes the AutoCAD settings
Menu

Setup menu ➤ AutoCAD Options

Command Line

OPTIONS

Task Pane

Right-click in the drawing area ➤ Options

Setting Data Source Options for Drawings | 213

MAPOPTIONS
Sets AutoCAD Map 3D options
Menu

Setup menu ➤ Autodesk Map Options

Icon
Options
Command Line

MAPOPTIONS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Options

Dialog Box

AutoCAD Map Options dialog box

Setting Data View Options
Data View options apply to a single user's AutoCAD Map 3D environment.
All drawings opened by a particular user display these settings, but they do
not affect others who open the same drawings.

Display Of Multiple Tables
You can specify the number of Data Views to use when displaying tables.
■

Show Each Table In A Separate Data View: Opens a new Data View window
for each open table. Move between tables by clicking on the window you
want.

■

Show All Tables In One Data View: Opens only one Data View window.
When you open a new table, the previous table is automatically closed.

Data Views
You can specify the behavior of the Data View.
■

Open In Read-Only Mode: Opens the Data View in read-only mode. When
this option is selected, you cannot edit data in the Data View.

■

Save Format And Style Changes With Drawing: Saves all formatting
changes, such as column width, font, color, or borders, that you make in
the Data View.

214 | Chapter 2 Setting Up

■

Keep On Top: Specifies whether the Data View window remains on top of
all other windows, even when it is not the active window.

See also:
■

Overview of Viewing External Data Sources for Drawing Objects on page
860

■

Overview of Linking Database Records to Objects on page 451

To set Data View options
1 Click Setup menu ➤ AutodCAD Map Options.
2 In the AutoCAD Map Options dialog box on page 1628, select the Data
Source on page 1634 tab.
3 Modify the options you want.
4 To change the number of filters that AutoCAD Map 3D displays in the
Table Filter History dialog box, select the Current Drawing on page 1629
tab. Enter a new number.
5 Click OK.

Quick Reference
OPTIONS
Customizes the AutoCAD settings
Menu

Setup menu ➤ AutoCAD Options

Command Line

OPTIONS

Task Pane

Right-click in the drawing area ➤ Options

MAPOPTIONS
Sets AutoCAD Map 3D options
Menu

Setup menu ➤ Autodesk Map Options

Icon
Options

Setting Data View Options | 215

Command Line

MAPOPTIONS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Options

Dialog Box

AutoCAD Map Options dialog box

Setting Geospatial Feature Editing Options
You can specify options for editing geospatial features.
■

Automatic Checkout: You must check out geospatial features before editing
them. This option allows you check out features automatically when you
edit them.

■

Automatic Edit Update: When you edit geospatial features in AutoCAD
Map 3D you can also update the original data resources. This option allows
you to automate updating your feature source.

■

Feature Checkout Options: You can check out geospatial features with as
drawing objects or geospatial features.
Features checked out as AutoCAD
drawing objects

Features checked out as geospatial
features

Allows you to use many common ACAD
editing commands

Allows you to use some common ACAD
editing commands in addition to geospatial feature-specific editing commands (for
example, MAPFEATURESPLIT on page 1389
and MAPFEATUREMERGE on page 1388)

Edited features represented as AutoCAD
geometries (for example, closed polylines
are used to represent polygonal features)

Edited features are represented as geospatial geometries (for example, MAPPOLYGONS).

Most existing custom or third-party editing
applications (LISP, VB or ObjectARX)
should continue to work. Some may require minor updates.

Supports multipart (multipolygons, multilines, and multipoints) geospatial features
and editing, such as the Hawaiian islands.

Some existing AutoCAD Map 3D editing
commands will continue to work on features (for example, rubbersheeting [ADERSHEET on page 1386]).

Preserves and allows you to edit M and Z
values.

Allows you to use feature styling.

Allows you to use feature styling.

216 | Chapter 2 Setting Up

■

Checkin Prompt Timer: This option allows you to set a recurring check-in
prompt.

See also:
■

Editing Features on page 588

To specify Feature Edit Options
1 Click the Feature Editing Options icon on the Data toolbar, or enter
mapfeatureeditoptions at the command prompt.
2 Select the options you want using the checkboxes. If you select the
checkin prompt, specify the prompt interval in minutes.
3 Click OK.

Quick Reference
MAPFEATUREEDITOPTIONS
Specifies options for editing features
Icon
Feature Edit Options
Command Line

MAPFEATUREEDITOPTIONS

Dialog Box

Feature Editing Options dialog box

Setting Metadata Options
AutoCAD Map 3D 2009 supports FGDC metadata down to the feature source
and object class levels. You can set options for your metadata on the Metadata
Options dialog box. Options for metadata include metadata template import
and export, latitude/longitude precision, and automatic updating.
See also:
■

Setting Metadata Options on page 1225

Setting Metadata Options | 217

To set metadata options
1 Launch the Metadata Viewer on page 1228.
2 On the Metadata Viewer toolbar, click Options.
3 Do any of the following:
■

To use a metadata template, click the Template tab and select Use
Template and select the template you want from the list. If no
templates appear, click Import and import an FGDC-compliant
template.

■

To set Latitude/longitude precision, click the Preference tab and set
the number of digits that display after the decimal point for your
reported latitude and longitude values from 0 to 10. Both values are
6 by default.

4 Click OK.

Quick Reference
MAPMETADATAOPTIONS
Displays the Metadata Options dialog box
Command Line

MAPMETADATAOPTIONS

Dialog Box

Metadata Options

Setting InfoCenter Options
The InfoCenter, located on the top menu bar, helps you find information
about AutoCAD Map 3D 2009 quickly. When you type a question into its
text-entry box, the InfoCenter searches the AutoCAD Map 3D documentation
as well as any documents you add to the search settings.
Using the InfoCenter, you can:
■

Search a custom set of the documents, such as all the User Guides and
Tutorials. If you're a developer, you can set InfoCenter to search your
favorite developer Help.

■

Search a specific document.

218 | Chapter 2 Setting Up

■

Add your own documents to the search.

■

Keep up-to-date on your favorite RSS feeds, such as the Knowledge Base
and the Discussion Boards.

For details about the InfoCenter, see the AutoCAD help.

Associating Database Versions with File Extensions
This information applies only to drawing objects.
When you drag and drop a database onto the Map Explorer tab of the Task
Pane, you can select the version of the database used to create the database.
By default, AutoCAD Map 3D prompts you each time to specify the version
that was used. If all your databases were created with a specific version of the
software, you can set an option to automatically select that version.
See also:
■

Attaching a Data Source on page 187

■

Configuring a Data Source on page 189

■

Setting Data Source Options for Drawings on page 212

■

Overview of Linking Database Records to Objects on page 451

■

Viewing External Data Linked to Drawing Objects on page 938

To associate database versions with files extensions
1 Click Setup menu ➤ AutodCAD Map Options.
2 In the AutoCAD Map Options dialog box on page 1628, select the Data
Source on page 1634 tab.
3 Under Associate Database Versions With File Extensions, select Associate.
4 In the Associate Database Versions dialog box on page 1411, under each
database name, do one of the following:
■

To be prompted each time you drag and drop a database file onto the
Map Explorer tab of the Task Pane, select Always Prompt.

■

To associate a database file extension with a specific version of the
database software, select Always Use. Select the correct version.

Associating Database Versions with File Extensions | 219

When you drop a database file onto the Map Explorer tab, AutoCAD
Map 3D checks the file extension and uses the specified version of
the database software.

Quick Reference
MAPOPTIONS
Sets AutoCAD Map 3D options
Menu

Setup menu ➤ Autodesk Map Options

Icon
Options
Command Line

MAPOPTIONS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Options

Dialog Box

AutoCAD Map Options dialog box

Setting Query Options (DWG)
You can set several options that determine how queries run, how they appear
onscreen, and how they are saved.

On the Task Pane Tab
You can hide or display the query node on the Map Explorer tab of the Task
Pane.
NOTE The Queries option that appears under the Data Sources category is for
database queries.
Options you set on the Task Pane tab apply to a single user's AutoCAD Map
3D environment. All drawings opened by a particular user display these
settings, but they do not affect others who open the same drawings.

220 | Chapter 2 Setting Up

On the Query Tab
You can set specific query options, including the default joining operator,
display parameters for preview queries, and options for location conditions.
Options you set on the Query tab apply only to the current drawing. Each
time you open this drawing, these settings take effect, but they do not affect
other drawings.

On the Save Back Tab
You can set options that determine if queried objects are added to the save
set.
Options you set on the Save Back tab apply only to the current drawing. Each
time you open this drawing, these settings take effect, but they do not affect
other drawings.

On the System Tab
You can specify a default directory for externally saved queries.
See also:
■

The Task Pane on page 40

■

Overview of Queries on page 1023

To set query options
1 Click Setup menu ➤ AutodCAD Map Options.
2 Click the Task Pane on page 1629 tab to hide or display the query node on
the Map Explorer tab of the Task Pane.
3 Click the Query on page 1631 tab to set specific query options.
4 Click the Save Back on page 1633 tab set options that determine if queried
objects are added to the save set.
5 Click the System on page 1635 tab to specify a default directory for
externally saved queries.
6 Click OK.

Setting Query Options (DWG) | 221

Quick Reference
MAPOPTIONS
Sets AutoCAD Map 3D options
Menu

Setup menu ➤ Autodesk Map Options

Icon
Options
Command Line

MAPOPTIONS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Options

Dialog Box

AutoCAD Map Options dialog box

Using Associative Hatch
You can set an option to specify whether hatch objects created by property
alteration queries and thematic mapping are associative.

Hatch patterns used in thematic maps.

Associative hatch maintains a link between a hatch object and its boundary:
if the boundary is modified, the hatch updates automatically. However, if the
boundary if modified so that it no longer encloses the hatch or if any of the
boundary objects are deleted, the association between the hatch and the
boundary is lost.
When querying multiple files, it is very easy to lose the association between
a hatch object and its boundary. If you want associative hatch, the easiest
solution may be to delete the old hatch object and recreate the associative
hatch after you finish modifying the attached drawings.

222 | Chapter 2 Setting Up

To maintain an existing association, keep these points in mind:
■

If you modify an object that is part of a hatch boundary, be sure your
changes do not break the boundary. That is, you can enlarge a circle, but
don't trim it. You can extend the corner of a square, but don't open it up.

■

To save a new associative hatch object to an attached drawing, all the
boundary objects must be in the same attached drawing. In addition, all
objects must be saved to the attached drawing at the same time. If any of
the boundary objects are saved to a different file or are saved at a different
time, the association is lost.

■

When you add an associative hatch object to the save set, all its boundary
objects are added automatically. If any of the boundary objects are locked,
the hatch is not added to the save set.

■

When you remove an associative hatch object from the save set, boundary
objects are removed from the save set automatically.

■

When you add a boundary object to the save set, hatch objects associated
with that boundary are not added to the save set automatically. To maintain
the association, add the hatch object to the save set.

■

When combining solid hatch with text, use the DRAWORDER command
to make the text visible on top of the hatch.

See also:
■

Overview of Altering the Properties of Queried Drawing Objects on page
1044

■

Setting Polygon Options on page 832

To have hatch created by property alteration be associative
1 Click Setup menu ➤ AutodCAD Map Options. Select the Query on page
1631 tab.
2 Under Query Options, select Create Associative Hatch Objects.

Quick Reference
MAPOPTIONS

Using Associative Hatch | 223

Sets AutoCAD Map 3D options
Menu

Setup menu ➤ Autodesk Map Options

Icon
Options
Command Line

MAPOPTIONS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Options

Dialog Box

AutoCAD Map Options dialog box

Saving Option Settings
AutoCAD Map 3D saves your options in one of three places, depending on
the option type.
■

Drawing options are saved in the drawing.

■

User and installation options are saved in the acadmap.ini file. On startup,
AutoCAD Map 3D searches for the acadmap.ini file first in the current
directory, then in all the directories listed in the AutoCAD Map 3D path,
and finally in the AutoCAD Map 3D executable directory. If it does not
find the acadmap.ini file, the program creates the file in the current working
directory.

■

Multi-user options are saved in the binary acadmap.sys file. The acadmap.sys
file is located in the AutoCAD Map 3D executable directory. After setting
the multi-user options, the system administrator should make the file
read-only to prevent users from modifying or deleting it.

NOTE When you uninstall AutoCAD Map 3D, acadmap.ini is also uninstalled. If
you have modified the settings in this file, you should save acadmap.ini prior to
uninstalling. If you uninstall and then re-install AutoCAD Map 3D, you can simply
replace the newly installed acadmap.ini with the saved one. Note that Map release
4 and earlier saved option settings in the ade.ini file. If you uninstall release 4 or
earlier and then install a newer release of AutoCAD Map 3D, you cannot replace
the newly installed acadmap.ini with the saved ade.ini. Instead, you will need to
reset your options in the AutodCAD Map Options dialog box.

224 | Chapter 2 Setting Up

See also:
■

Setting Drawing Options on page 202

■

Setting Task Pane Options on page 199

■

Setting System Options on page 206

■

Setting Multi-user Options on page 205

■

Setting Data Source Options for Drawings on page 212

■

Setting Up Users and Assigning Rights on page 74

To set AutoCAD Map 3D options
1 Click Setup menu ➤ AutodCAD Map Options.
2 In the AutoCAD Map Options dialog box on page 1628, modify the options
you want.
3 Click OK.

Quick Reference
OPTIONS
Customizes the AutoCAD settings
Menu

Setup menu ➤ AutoCAD Options

Command Line

OPTIONS

Task Pane

Right-click in the drawing area ➤ Options

MAPOPTIONS
Sets AutoCAD Map 3D options
Menu

Setup menu ➤ Autodesk Map Options

Icon
Options
Command Line

MAPOPTIONS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Options

Saving Option Settings | 225

Dialog Box

AutoCAD Map Options dialog box

Setting Raster Image Options
or raster images inserted with Raster Extension, set options in the Raster
Extension Options dialog box.
■
■
■
■
■
■
■
■

To change options for images inserted with Raster Extension on page 226
To set the resource file directory on page 228
To change how image frames are displayed on page 229
To change the image display quality on page 230
To choose an image detach method on page 231
To turn on Shift + left-click on page 232
To set the correlation defaults on page 233
To configure memory for images on page 235

Overview of Setting Raster Image Options
Raster image options are available for images you insert using the Raster
Extension. You can connect to many raster image files using Data Connect,
but you may still use the Raster Extension to insert and correlate raster images
with formats that are not supported by Data Connect, or to specify correlation
information for images that do not contain this information within their files.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

■

Modifying Raster Images on page 420

To change options for images inserted with Raster Extension
■

Set the resource file directory. on page ?

■

Change how frames are displayed. on page ?

■

Change image display quality. on page ?

■

Choose a method for detaching images. on page ?

■

Use Shift + Left-click to select raster images. on page ?

226 | Chapter 2 Setting Up

■

Set correlation defaults. on page ?

■

Configure image-related memory options. on page ?

Quick Reference
MAPIOPTIONS
Specifies default image correlation settings, display options, detach options,
paths, and memory settings
Menu

Setup menu ➤ Raster Options

Command Line

MAPIOPTIONS

Dialog Box

Raster Extension Options dialog box

Setting the Resource Files Directory
Resource files store information about an image's insertion point, scale,
rotation, and density. The Resource File Directory indicates where AutoCAD
Map 3D will search for resource files for images you insert with Raster Extension
(not those you add with Data Connect). Resource files have the same base
name as the raster image with a .res extension.
When you insert an image, AutoCAD Map 3D looks for associated correlation
sources, such as world files, resource files, and tab files. By default, AutoCAD
Map 3D looks in the directory containing the image. However, for resource
files, you can specify an additional location. The additional location applies
only to resource files (.res). It does not apply to other correlation sources.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

■

Modifying Raster Images on page 420

■

Viewing Image Information on page 405

■

Creating a Search Path for Raster Images on page 410

Setting Raster Image Options | 227

To set the resource file directory
1 Click Setup menu ➤ Raster Options.
2 In the Raster Extension Options dialog box on page 1614, select the Paths
tab.
3 Under Resource File Directory, type the directory path for the resource
files or click Browse to select a directory.
4 If you want AutoCAD Map 3D to search the Resource File Directory before
searching the image directory, select Use Resource File Directory Before
Using Image Directory.
5 Click OK to save your changes.

Quick Reference
MAPIOPTIONS
Specifies default image correlation settings, display options, detach options,
paths, and memory settings
Menu

Setup menu ➤ Raster Options

Command Line

MAPIOPTIONS

Dialog Box

Raster Extension Options dialog box

Changing How Image Frames Are Displayed
For images you insert with Raster Extension, you can choose to display the
image frame in front of an image, behind an image, or you can hide the frame.
When the frame is behind the image, you can still select the image by selecting
the frame. However, if you hide the frame, you cannot select the image by
selecting the frame.
These options do not apply to images you add with Data Connect.
NOTE If you use the Toggle Frames command to hide frames, and then redisplay
them, the frames appear in front of the images.

228 | Chapter 2 Setting Up

See also:
■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

■

Manually Adjusting the Image Frame During Insertion on page 396

■

Selecting an Image on page 424

■

Displaying Image Frames on page 425

■

Using Shift + Left-click to Select Images on page 232

To change how image frames are displayed
1 Click Setup menu ➤ Raster Options.
2 In the Raster Extension Options dialog box on page 1614, select the General
tab.
3 Under Display Preferences, select an option from the Image Frame list.
■

Frame Drawn Above Image displays the frame above the image.

■

Frame Drawn Below Image hides the frame behind the image. You
can still select the image by selecting the frame.

■

Frames Off hides the frame. If frames are hidden, you select images
by pressing Shift + left-click select method on page 424.

4 Click OK.

Quick Reference
MAPIOPTIONS
Specifies default image correlation settings, display options, detach options,
paths, and memory settings
Menu

Setup menu ➤ Raster Options

Command Line

MAPIOPTIONS

Dialog Box

Raster Extension Options dialog box

Setting Raster Image Options | 229

Changing Image Display Quality
For images you insert with Raster Extension, you can choose high quality or
draft quality display. High quality dithers the pixels so that the areas between
shading appear more gradual. Draft quality can speed up the performance of
your system, but may reduce the quality of how some color and grayscale
images appear onscreen. These options do not affect images you add with
Data Connect.
NOTE The display quality setting affects only how AutoCAD Map 3D displays the
image onscreen. It does not alter the contents of the image file.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

■

Modifying Raster Images on page 420

■

Changing Image Display Quality and Speed on page 429

■

Adjusting Image Brightness, Contrast, and Fade on page 427

To change the image display quality
1 Click Setup menu ➤ Raster Options.
2 In the Raster Extension Options dialog box on page 1614, select the General
tab.
3 Under Display Preferences, select a Display Quality option:
■

High dithers the pixels, making differences in shading more gradual.
If you are using a 256 color palette to display images, dithering helps
make an image that has more than 256 shades appear more realistic.

■

Draft does not dither the pixels. This setting is recommended for
bitonal images.

4 Click OK.

Quick Reference
MAPIOPTIONS

230 | Chapter 2 Setting Up

Specifies default image correlation settings, display options, detach options,
paths, and memory settings
Menu

Setup menu ➤ Raster Options

Command Line

MAPIOPTIONS

Dialog Box

Raster Extension Options dialog box

Choosing an Image Detach Method
When you delete images you added with Raster Extension, from a map,
information about that image is still stored in the map file. To delete this
information, detach the image. You can choose whether images are detached
automatically when you remove the last instance of the image from the map.
This option does not affect images you added with Data Connect.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

■

Modifying Raster Images on page 420

■

Hiding, Unloading, Detaching, and Erasing Images on page 412

To choose an image detach method
1 Click Setup menu ➤ Raster Options.
2 In the Raster Extension Options dialog box on page 1614, select the General
tab.
3 Under Image Detach Preferences, select one of the following methods:
■

Ask Before Detach prompts you to detach an image when you erase
all image frames that reference that image.

■

Always Detach automatically detaches an image when you erase all
image frames that reference that image.

■

Never Detach does not detach an image when you erase all image
frames that reference that image.

4 Click OK.

Setting Raster Image Options | 231

NOTE You can manually detach an image by using the IMAGE command.

Quick Reference
MAPIOPTIONS
Specifies default image correlation settings, display options, detach options,
paths, and memory settings
Menu

Setup menu ➤ Raster Options

Command Line

MAPIOPTIONS

Dialog Box

Raster Extension Options dialog box

Using Shift + Left-click to Select Images
For images you insert with Raster Extension, you can change your selection
method. This is useful when you are zoomed in on the image and you cannot
see the image frame. This option does not affect images you add with Data
Connect.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

■

Selecting an Image on page 424

■

Modifying Raster Images on page 420

To turn on Shift + left-click
1 Click Setup menu ➤ Raster Options.
2 In the Raster Extension Options dialog box on page 1614, select the General
tab.
3 Select Shift + Left-click Image Select to be able to select images on page
424 by pressing Shift and clicking the left mouse button.
Clear if you do not want to use this feature.
4 Click OK.

232 | Chapter 2 Setting Up

Quick Reference
MAPIOPTIONS
Specifies default image correlation settings, display options, detach options,
paths, and memory settings
Menu

Setup menu ➤ Raster Options

Command Line

MAPIOPTIONS

Dialog Box

Raster Extension Options dialog box

Setting Correlation Defaults
Most images have correlation data that is stored in the image file header or
in a correlation source file. However, some images may not have any
correlation data. For those cases, you can specify default correlation data. In
addition, if the correlation source does not contain information on scale or
density, AutoCAD Map 3D uses the default settings for those items.
NOTE Setting default correlation data can save you time if you have multiple
images that require the same insertion point, scale, rotation, and density.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

■

Correlating a Raster Image During Insertion on page 393

■

Setting Image Density on page 398

■

Viewing Image Information on page 405

■

Modifying the Correlation Settings for an Image on page 432

To set the correlation defaults
1 Click Setup menu ➤ Raster Options.
2 In the Raster Extension Options dialog box on page 1614, select the Image
Defaults tab.

Setting Raster Image Options | 233

3 Under Insertion Point, type default insertion point coordinates in the X
and Y boxes. The precision of these points depends on the precision value
in the Drawing Units dialog box. For more information about the
AutoCAD UNITS command, see the AutoCAD help.
4 To set an elevation for image frames, type the elevation in the Z insertion
point box.
This value is useful to establish the elevation of a floor plan image, for
example.
5 In the Rotation box, type a default rotation angle for images. The unit
of measurement depends on the selected value in the Drawing Units
dialog box.
6 In the Scale box, type a default scale for images. Image scale does not
change the scale of the vector drawing.
7 In the Density box, type a default density for images. This should usually
be the scanned resolution. For example, if the majority of your images
were scanned at 300 dots per inch, then type 300 in this box.
8 In the Units box, select the default unit for the insertion point and density
of images. For example, if the majority of your images were scanned at
300 dots per inch, then select Inch as the default.
9 Click OK.

Quick Reference
MAPIOPTIONS
Specifies default image correlation settings, display options, detach options,
paths, and memory settings
Menu

Setup menu ➤ Raster Options

Command Line

MAPIOPTIONS

Dialog Box

Raster Extension Options dialog box

Configuring Memory Use
AutoCAD Map 3D reserves 25% of the total physical memory (RAM) on your
system for inserting images with the Raster Extension. If you increase the

234 | Chapter 2 Setting Up

default amount, more of the physical memory is used for images and less is
available for other operations in AutoCAD Map 3D and for other applications
you might be running.
If you require additional memory for your images, the Raster Extension uses
a temporary swap file. For example, if you insert a 100 MB file, and the Memory
Limit is 8 MB, AutoCAD Map 3D stores the remaining 92 MB in a temporary
file. You can specify where the swap file is created.
You can change the following Raster Extension memory settings:
■

Temporary File Location — The default directory for the temporary swap
files is the Windows temp directory.
TIP For best performance, use a local drive for your temporary swap file. It is
recommended that you do not use the drive where the operating system is
installed as the drive for the swap file unless this is your only local drive.

■

Memory Limit — Specify the maximum amount of computer memory that
AutoCAD Map 3D can use to store image files.

NOTE The more physical RAM you have, the higher you can make your Memory
Limit. The higher the Memory Limit, the less swapping to hard disk occurs and
the faster your images load and display. However, do not allocate all available
physical RAM because doing so slows overall performance.
NOTE Close and restart AutoCAD Map 3D after adjusting these settings.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

■

Unloading an Image on page 417

To configure memory for images
1 Click Setup menu ➤ Raster Options.
2 In the Raster Extension Options dialog box on page 1614, select the Memory
tab.
3 To locate a drive for your temporary swap file location, click Browse under
Temporary File Location, and locate a drive.

Setting Raster Image Options | 235

4 To change the amount of memory reserved for inserting images, type a
new value in the Memory Limit box. Be careful that you do not use all
of your system resources.
NOTE You can click Default to return this setting to the recommended value.
5 Click OK to accept the changes.
You must quit and restart AutoCAD Map 3D for these settings to take effect.

Quick Reference
MAPIOPTIONS
Specifies default image correlation settings, display options, detach options,
paths, and memory settings
Menu

Setup menu ➤ Raster Options

Command Line

MAPIOPTIONS

Dialog Box

Raster Extension Options dialog box

Customizing and Automating Import and Export
Use profiles and .ini files to customize and automate import and export.
■
■
■
■
■
■
■
■
■
■
■
■

To create a profile on page 239
To use a profile on page 239
To export to .shp as folder-based rather than file-based on page 245
To export to .shp as file-based rather than folder-based on page 245
To change the segmentation size for splines, polylines with bulges, arcs,
and ellipses on page 246
To change the default seed file for exporting DGN files on page 246
To export DGN files in imperial units rather than metric on page 247
To import Shapefiles, MIF/MID, TAB, or VPF as folder-based, multi-select,
or file-based on page 247
To specify DGN cell import options on page 248
To import objects using RGB (True Color) colors on page 248
To specify language encoding settings for GML in Asian languages on page
249
To specify object properties on page 250

236 | Chapter 2 Setting Up

Overview of Customizing Import and Export
Use profiles and .ini files to customize and automate import and export.
To customize or automate this...

Use this method...

Export settings

Save a profile in the Export dialog box.
See Using Profiles on page 238

Import settings

Save a profile in the Import dialog box.
See Using Profiles on page 238

Export defaults

Edit the mapexport.ini file.
See Customizing the Import and Export
.ini Files on page 240

Import defaults

Edit the mapimport.ini file.
See Customizing the Import and Export
.ini Files on page 240

Quick Reference
MAPEXPORT
Exports drawing objects and their attribute data to an external file format
Menu

Click File ➤ Convert DWG To ➤ Map 3D Export.

Icon
Export Map File
Command Line

MAPEXPORT

Dialog Box

Export dialog box

MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

Click File ➤ Create DWG From ➤ Map 3D Import..

Customizing and Automating Import and Export | 237

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

Using Profiles
To reuse or share your settings, save them as a profile.

Export Profiles
When you save an export profile, it does not store the current file name or
the current selection set.
When you load an export profile, if the specified data source doesn't exist,
Include Table Data is set to No.

Import Profiles
When you save an import profile, it does not store the current file name.
When you load an import profile, the table settings are reset for any input
layers that match an input layer name in the saved profile. Layers that do not
match an input layer in the saved profile are not reset.
■

If the specified coordinate system code isn't in the dictionary, the
coordinate system is set to .

■

If the data field name to be used for a layer doesn't exist, the drawing layer
is set to Layer 0. If the specified drawing layer doesn't exist, it will be
created.

■

If the data field name to use for the block name doesn't exist, or if the
specified block doesn't exist, the block is set to ACAD_POINT.

When you load an import profile containing object class settings, AutoCAD
Map 3D checks for potential problems and handles them as follows:
■

If the appropriate object classification file is not attached to the drawing,
the object class settings are ignored.

238 | Chapter 2 Setting Up

■

If the object class settings to be used for a layer contradict the import file,
the object class settings are not applied.

■

If the specified object class does not exist, the object class assignment is
set to .

■

If the object class attribute settings conflict with the import file, AutoCAD
Map 3D displays the Conflict Resolution dialog box on page 1437.

Compatibility with Previous Releases
■

Profiles saved with AutoCAD Map 3D 2004-2007 and versions 4.5, 5, and
6 are compatible with this release.

■

Profiles saved with Autodesk Map 2000 Release 4 or earlier cannot be used
with this release.

■

Profiles created in this release may contain additional information that
cannot be used with previous releases. Such incompatible profile
information is ignored when a profile is used in a previous release.

See also:
■

Overview of Converting Geospatial Data to Drawing Objects on page 316

■

Overview of Converting and Exporting on page 1166

To create a profile
1 Open the Import or Export options dialog box.
2 Specify the settings you want to save.
3 Click Save.
4 Enter a name for the profile.
To use a profile
1 Open the Import or Export options dialog box.
2 Click Load.
3 Select the profile.

Customizing and Automating Import and Export | 239

Quick Reference
MAPEXPORT
Exports drawing objects and their attribute data to an external file format
Menu

Click File ➤ Convert DWG To ➤ Map 3D Export.

Icon
Export Map File
Command Line

MAPEXPORT

Dialog Box

Export dialog box

MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

Click File ➤ Create DWG From ➤ Map 3D Import..

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

Customizing the Import and Export .ini Files
Some of the defaults for import and export settings are stored in .ini
(initialization) files. When you use a new format with AutoCAD Map 3D, the
information about that format is added automatically to the .ini files. However,
in some instances, you may want to modify these files yourself. In addition,
you can set some formatting options in these files.
You can modify the following .ini files:
■

mapexport.ini — Set options to export a file-based format as a folder based
format (which is especially useful for Shapefiles); to specify how to segment
arcs and circles; to define the default seed file for exporting DGN files
(which determines defaults such as units of measure and 2D vs. 3D); and
to specify language encoding settings for exporting GML data in Asian
languages.

240 | Chapter 2 Setting Up

■

mapimport.ini — Set options to use for file or folder selection; to set default
import options for DGN; to import object colors to their RGB (True Color)
equivalent; and to specify language encoding settings for importing GML
data in Asian languages.

■

mapforeignfileproperties.ini — Set options to specify linetype, lineweight,
font, and justification.

Exporting to ArcView ShapeFiles
If you are exporting to ArcView ShapeFiles, you can treat it as a folder-based
format. To do this, you must modify the following items in the MapExport.ini
file:
■

Specify that it requires a folder rather than a file.

■

Specify that it requires a prefix name.

■

Specify that it no longer requires a type (point/line/polyline/text).

If you modify these items, be sure to modify them only for a driver that
supports this change.

Segmenting Certain Entity Types When Exporting
When you export Splines and polylines with bulges, they are broken into
polyline segments. The number of degrees used for segmentation is set by the
SegmentationDegrees option. By default, SegmentationDegrees is 2 degrees.
In addition, when you exporting to a file format that doesn't support arcs or
ellipses, such as Shape or Coverage, or doesn't support ellipses that have axes
at an angle, such as MIF/MID, you can further modify the segmentation by
changing the value for FME_ARC_DEGREES_PER_EDGE. By default,
FME_ARC_DEGREES_PER_EDGE is 5 degrees.
You can change SegmentationDegrees and FME_ARC_DEGREES_PER_EDGE
to be larger or smaller.

Exporting to MicroStation DGN Files
When exporting to DGN files, AutoCAD Map 3D reads a seed file to determine
default information, such as whether the destination DGN file will be in
imperial units or metric and whether the file will be 2D or 3D. There are
separate seed files for DGn version 7 and version 8. For more information
about seed files, see MicroStation Design (DGN) Versions 7 and 8 on page 340.

Customizing and Automating Import and Export | 241

To change the default units of measure (or other defaults), you must change
the default seed files specified in the MapExport.ini file.

Specifying the File and Folder Selection Options to Use for Import
By default, when you import ArcView ShapeFiles, MapInfo MIF/MID, MapInfo
TAB, or VPF files, you can select one or more files in a folder to import. This
is called multi-select.
If you want, you can change the settings in the mapimport.ini file so that these
formats are considered folder-based formats (you select a folder and all the
files in the folder are imported) or single-select formats (only one file can be
selected for import). Note that VPF can be folder-based or multi-select only.

Importing DGN Cells
When you import data from a DGN file, you can specify many of the DGN
import options available in Driver Options.

Importing Object Colors as RGB (True Color) Colors
By default, objects are imported using the ACI (AutoCAD Color Index) color.
When you import from DGN or MIF/MID, you can specify that objects
maintain their RGB color values.
Even if you import using RGB colors, white objects are always imported to
the ACI White, which displays white on a black background and black on a
white background. Black objects are assigned the ByLayer color. If you want
to export objects to MIF/MID as black, change the layer color to black before
exporting.
Note that if your Model Tab Background color is something other than Black
or White and you import using RGB colors, you may not be able to see objects
whose color is close to the background color.

Language Encoding Settings for Importing and Exporting GML Data
When exporting GML data in Asian languages, you must verify that
mapexport.ini contains the language encoding settings needed to export valid
GML data for the language you want.
Using Fixed schema mode when exporting is recommended, as it can recognize
certain multi-byte characters that can be problematic in Create mode.
When importing GML data in Asian languages, you must verify that the
language encoding settings specified in AutoCAD Map 3D’s mapimport.ini

242 | Chapter 2 Setting Up

file match the settings in your incoming file. The settings need to match for
the import to be successful.

Adding Custom Tags
If you are familiar with the options for a driver, you can add custom tags. Use
the format:
Driver:XXX
Where XXX is the code you want to send to the driver. Add the line to the
appropriate section of the MapExport.ini file. Incorrect tags will have
unpredictable results.

Location of the .ini File
When exporting, AutoCAD Map 3D looks first for the .ini file in the current
directory. If no .ini file is there, it uses the .ini file in the C:\Documents and
Settings\All Users\Application Data\Autodesk\AutoCAD Map 3D 2009\R17.2
folder. To always use the same settings, do not create additional .ini files.

Changing Font, Linestyle, Lineweight, or Justification
You can set a number of formatting options in the mapforeignfileproperties.ini
file. Use the [DGN_V7_FieldMappping] or [DGN_V8_FieldMapping] section
to enable a particular formatting option:
■

igds_font=MapFont

■

igds_justification=MapJustification

■

igds_weight=MapLineWeight

■

igds_style=MapLineStyle

DGN Fonts
Use the [DGN_V7_Font] section or [DGN_V8_Font] section to map DGN font
numbers to textstyles that you've defined.
DGN Linestyles
Use the [DGN_V7_LineStyle] or [DGN_V8_LineStyle] section to map DGN line
styles to linestyles loaded in the AutoCAD Map 3D drawing.
DGN Lineweight

Customizing and Automating Import and Export | 243

Use the [DGN_V7_LineWeight] or [DGN_V8_LineWeight] section to map
DGN lineweights to allowable AutoCAD Map 3D lineweight values.
The DGN lineweight range is 0-31. AutoCAD Map 3D lineweights are in 100ths
of a millimeter and only the following values are supported: 0, 5, 9, 13, 15,
18, 20, 25, 30, 35, 40, 50, 53, 60, 70, 80, 90, 100, 106, 120, 140, 158, 200, 211,
-1, -2 and -3. The AutoCAD Map 3D values -1, -2, and -3 indicate ByLayer,
ByBlock, and by lineweight default respectively.
DGN Justification
Use the [DGN_V7_Justification] or [DGN_V8_Justification] section to map the
DGN justification to AutoCAD vertical and horizontal modes or AutoCAD
attachment.
DGN justification values range from 0-14:
0 is Left/Top, 8 is Center/Bottom, 1 is Left/Center, 9 is Right Margin/Top, 2
is Left/Bottom, 10 is Right Margin/Center, 3 is Left Margin/Top, 11 is Right
Margin/Bottom, 4 is Left Margin/Center, 12 is Right/Top, 5 is Center/Bottom,
13 is Right/Center, 6 is Center/Top, 14 is Right/Bottom, 7 is Center/Center,
Default is 5
The following values are supported for AutoCAD Map 3D justifications:
TopLeft, TopCenter, TopRight, MiddleLeft, MiddleCenter, MiddleRight,
BottomLeft, BottomCenter, BottomRight, BaseLeft, BaseCenter, BaseRight,
BaseAlign, BottomAlign, MiddleAlign, TopAlign, BaseFit, BottomFit, MiddleFit,
TopFit, BaseMid, BottomMid, MiddleMid, TopMid
MIF Justification
Use the [MIF_Justification] section to set justification for MIF. Allowed MIF
Justifications are left, center, and right.
When importing from MIF to AutoCAD Map 3D, the last mapping in the table
is used.
Arc/INFO and E00 Justification
Use the [ARCINFO_Justification] and [E00_Justification] sections to set
justification for Arc/INFO and E00.
When importing from Arc/INFO or E00 to AutoCAD Map 3D, the last mapping
in the table is used.
See also:
■

Overview of Converting Geospatial Data to Drawing Objects on page 316

244 | Chapter 2 Setting Up

■

Overview of Converting and Exporting on page 1166

■

Supported Formats on page 1172

■

To export to .shp as folder-based rather than file-based on page 245

■

To export to .shp as file-based rather than folder-based on page 245

■

To change the segmentation size for splines, polylines with bulges, arcs,
and ellipses on page 246

■

To change the default seed file for exporting DGN files on page 246

■

To export DGN files in imperial units rather than metric on page 247

■

To specify DGN cell import options on page 248

■

To import Shapefiles, MIF/MID, TAB, or VPF as folder-based, multi-select,
or file-based on page 247

■

To import objects using RGB (True Color) colors on page 248

■

To specify language encoding settings for GML in Asian languages on page
249

■

To specify object properties on page 250

To export to .shp as folder-based rather than file-based
1 Open the mapexport.ini file using a text editor such as WordPad.
This file is located in the C:\Documents and Settings\All Users\Application
Data\Autodesk\AutoCAD Map 3D 2009\R17.2 folder
2 Find the [SHP] section.
3 Specify File=False.
4 Specify Rootname=True.
5 Specify EntTypes=All.
6 Save and close the ..ini file.
To export to .shp as file-based rather than folder-based
1 Open the mapexport.ini file using a text editor such as WordPad.
This file is in the C:\Documents and Settings\All Users\Application
Data\Autodesk\AutoCAD Map 3D 2009\R17.2 folder.

Customizing and Automating Import and Export | 245

2 Find the [SHP] section.
3 Specify File=True.
4 Specify Rootname=False.
5 Specify EntTypes=Types.
6 Save and close the .ini file.
To change the segmentation size for splines, polylines with bulges, arcs, and
ellipses
1 Open the mapexport.ini file using a text editor such as WordPad.
This file is in the C:\Documents and Settings\All Users\Application
Data\Autodesk\AutoCAD Map 3D 2009\R17.2 folder.
2 Find the [Options] section.
3 To change the segmentation of splines and polylines with bulges, edit
the SegmentionDegrees value to the number you want.
By default, the value is 2 degrees.
4 To change the segmentation of arcs and ellipses, find the File section
pertaining to one of the following file formats: Arc/INFO, E00, MIF,
MapInfo, or Shape.
5 Delete the semicolon at the beginning of the following line:
Driver:FME_ARC_DEGREES_PER_EDGE=5
6 Change the FME_ARC_DEGREES_PER_EDGE value to the number you
want.
7 Save and close the .ini file.
To change the default seed file for exporting DGN files
1 Open the mapexport.ini file using a text editor such as WordPad.
This file is in the C:\Documents and Settings\All Users\Application
Data\Autodesk\AutoCAD Map 3D 2009\R17.2 folder.
2 Find the [DGCN_V7] or [DGN_V8]section . This is where the default seed
file is specified.
3 Change the default seed file to the seed file you want.

246 | Chapter 2 Setting Up

NOTE Make sure to choose a seed file for the appropriate version of DGN.
If you export to DGN version 7 using a DGN version 8 seed file, the operation
will fail.
4 Save and close the .ini file.
To export DGN files in imperial units rather than metric
1 Open the mapexport.ini file using a text editor such as WordPad.
2 Find the [DGN_V7] or [DGN_V8]section.
3 Change the default seed file to the seed file you want.
For example, change the default seed file to one that specifies imperial
units rather than metric:
Driver:RUNTIME_MACROS=_SEED,"C:\Program Files\Common
Files\Autodesk Shared\GIS\ImportExport\4.0\design\seed3d_ft.dgn"
NOTE Make sure to choose a seed file for the appropriate version of DGN.
If you export to DGN version 7 using a DGN version 8 seed file, the operation
will fail.
4 Save and close the .ini file.
To import Shapefiles, MIF/MID, TAB, or VPF as folder-based, multi-select, or
file-based
1 Open the mapimport.ini file using a text editor such as WordPad.
This file is located in the C:\Documents and Settings\All Users\Application
Data\Autodesk\AutoCAD Map 3D 2009\R17.2 folder
2 Find the File section pertaining to one of the following file formats:
ShapeFile, MIF/MID, TAB, or VPF.
The File section is preceeded by a comment such as, "This section
determines how you want to Import Mif/Mid files" and has several lines
containing the word File.
3 Delete the semicolon at the beginning of the line for the option you
want:
■

File=MultiSelect
The format will be considered a multi-select, file-based format. This
means that you will be able to select one or more individual files in
the Import Location dialog box to include in the import process.

Customizing and Automating Import and Export | 247

■

File=SingleSelect
The format will be considered a single-select, file-based format. This
means that you will be able to select one file only in the Import
Location dialog box. Note that this is not a valid option for VPF.

■

File=False
The format will be considered a folder-based format and all files in
the selected folder will be included in the import process.

4 Make sure there is a semicolon at the beginning of the line for the options
you do not want to use. The semicolon tells AutoCAD Map 3D to ignore
the line.
5 Save and close the .ini file.
To specify DGN cell import options
1 Open the mapimport.ini file using a text editor such as WordPad.
This file is in the C:\Documents and Settings\All Users\Application
Data\Autodesk\AutoCAD Map 3D 2009\R17.2 folder.
2 Find the [DGN_V7_V8] section.
NOTE You can also use the Cell Expansion options in the Import dialog box
on page 340 to expand cells as blocks or points, or to explode them.
3 Find Driver:DGN_XPAND_CELL.
4 Change this to CELLS2BLOCKS, EXPLODECELLS, or CELLS2POINTS.
5 Save and close the .ini file.
To import objects using RGB (True Color) colors
1 Open the mapimport.ini file using a text editor such as WordPad.
This file is in the C:\Documents and Settings\All Users\Application
Data\Autodesk\AutoCAD Map 3D 2009\R17.2 folder.
2 Find the Color section for either DGN_V7-V8 or MIF (MapInfo).
3 Delete the semicolon at the beginning of the line for the option you
want:
■

Color=Closest ACI only
The RGB values from the file will be converted to the closest ACI
value.

248 | Chapter 2 Setting Up

■

Color=RGB only
The RGB values from the file will be preserved. Objects whose color
is black (0,0,0) will be assigned the color ByLayer. Objects whose color
is white (255,255,255) will be assigned the color ACI White.

■

Color=Equivalent ACI and RGB
For any RGB value that exactly matches an ACI, the objects will be
imported using the ACI color value. All other objects will use their
RGB values.

4 Make sure there is a semicolon at the beginning of the line for the options
you do not want to use. The semicolon tells AutoCAD Map 3D to ignore
the line.
5 Save and close the .ini file.
To specify language encoding settings for GML in Asian languages
1 Open the mapimport.ini or mapexport.ini file using a text editor such as
WordPad.
2 Find the [GML2] section.
3 Delete the semicolon at the beginning of the lines for the language
encoding settings you want to use. For example, for mapimport.ini, here
are the settings you can use for Japanese.
Driver:GML2_FEATURE_ENCODING=Shift-JIS
Driver:GML2_MAPPING_FILE_ENCODING=Shift-JIS
For mapexport.ini you can use:
Driver:GML2_FEATURE_ENCODING=Shift-JIS
Driver:GML2_OUTPUT_ENCODING=Shift-JIS
Driver:GML2_MAPPING_FILE_ENCODING=Shift-JIS
Below is a summary of some of the specific settings you can use.
Language

Possible Settings

Chinese

Big5
GB2312
GB18030
GBK

Japanese

EUC-JP

Customizing and Automating Import and Export | 249

Language

Possible Settings
Shift-JIS

Korean

EUC-KR
KSC5601

4 Save and close the .ini file.
To specify object properties
1 Open the mapforeignfileproperties.ini file using a text editor such as
WordPad.
This file is in the C:\Documents and Settings\All Users\Application
Data\Autodesk\AutoCAD Map 3D 2009\R17.2 folder.
2 For information on each of the settings, refer to the instructions in the
file.

Quick Reference
MAPEXPORT
Exports drawing objects and their attribute data to an external file format
Menu

Click File ➤ Convert DWG To ➤ Map 3D Export.

Icon
Export Map File
Command Line

MAPEXPORT

Dialog Box

Export dialog box

MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

Click File ➤ Create DWG From ➤ Map 3D Import..

Icon
Import Map File

250 | Chapter 2 Setting Up

Command Line

MAPIMPORT

Dialog Box

Import dialog box

Customizing and Automating Import and Export | 251

252

Bringing In Data

3

Overview of Bringing In Data
A map file in AutoCAD Map 3D is a specialized drawing (DWG) file in which
you can combine data from many sources. A map file holds all the information
needed to create, edit, view, and publish your map, including the following:
■

Drawing objects and information about attached drawing files

■

Attribute information

■

Information needed to connect to databases like Oracle and ArcSDE

■

Information needed to connect to geospatial files

■

Information needed to connect to web-based resources

■

Metadata

■

Styling information

■

Map layouts

AutoCAD Map 3D is your window onto all this data. You have two ways to
access data: you can connect to drawing files, geospatial files, or other data
sources and view and edit entities in their original sources, saving your changes

253

in the native format; or you can convert the data to DWG format, breaking
any connection to the original source.
To do this...

Use this method...

Edit features from the
following sources in
their native format:
■

1 In Display Manager,
click Data ➤ Connect To Data.

ArcSDE on page
274

■

Autodesk SDF on
page 287

■

ESRI SHP on page
285

■

MySQL on page
282

■

ODBC on page 289

■

Oracle on page 271

■

SQL Server on
page 279

■

WFS on page 293

Use formats that are
not listed in the Data
Connect window on
page 467

To get this result...
All features in the selected feature
class appear in the map. Any edits
you make are saved back to the
original source.

2 Select the data
source and feature
classes.

■

To connect to the data,
use an open-source or
third-party provider on
page 467.

■

To use a copy of the data
on page 316, Click

If you use a provider to connect
to the data, you can edit it directly in its native format. If you
convert and import it, you edit a
copy of the data in DWG format.

File ➤ Create DWG
From ➤ Map 3D Import.

Join attribute data to
features from Oracle,
SDF, etc. on page 439

1 Connect to the
source of attribute
data (for example,
connect to an
ODBC source such
as a Microsoft Access table) using

254 | Chapter 3 Bringing In Data

Both the original data for the feature layer and the joined data appear in the Data Table.

To do this...

Use this method...

To get this result...

Data ➤ Connect To
Data.
2 Right-click a layer
and click Create A
Join.
3 Specify the connected attribute data
source.

Add DWG objects
from the current
drawing on page 296

1 In Display Manager,
click Data ➤ Add
Drawing Data ➤
Query Current
Drawing.

Only the objects that match your
query are added to the map.

2 Define a query to
retrieve objects.

Add drawing objects
from other drawings

1 Attach the drawings
to the current drawing. on page 144.
2 In Display Manager,
click Data ➤ Add
Drawing Data ➤
Query Source Drawing.

Only the objects that match your
query are added to the map.
When you edit the objects, you
can choose to update the original
drawings or not.

3 Define a query to
retrieve objects. See
Bringing In Drawing Data From
DWG Files on page
296.

Overview of Bringing In Data | 255

To do this...

Use this method...

To get this result...

Convert geospatial
data to drawing data
on page 316

■

A copy of the data is added to the
map in DWG format. The connection to the original source is
broken, and changes are not
saved back to that source.

Convert SDF files to
drawing data on page
323

■

Click File ➤ Create DWG
From ➤ Map 3D Import.

Click File menu ➤ Create DWG From ➤
Autodesk SDF for the
current version of SDF.
See Overview of Converting Geospatial Data to
Drawing Objects on page
316.

■

A copy of the data is added to the
map in DWG format. The connection to the original source is
broken, and changes are not
saved back to that source.

File menu ➤ Create
DWG From ➤ Autodesk
SDF 2 (MapGuide 6.x)
for the version supported
by MapGuide 6.5 and
earlier. See Importing
Autodesk SDF 2 on page
325.

Add attribute data to
use with drawing objects

1 Add the data source
to the map. See Setting Up Data
Sources for Drawings on page 184.
2 Define a link template for the data.
See Creating a Link
Template on page
454.
3 Link records to
drawing objects. See
Manually Linking

256 | Chapter 3 Bringing In Data

You can view or edit the data by
double-clicking the table name in
Map Explorer.

To do this...

Use this method...

To get this result...

Database Records to
Objects on page 457.

Add raster images on
page 370 in the following formats:
DEM, ESRI Grid, DTED,
JPEG and JPEG2K ,
PNG, MrSID, TIFF,
ECW

1 In Display Manager,
click Data ➤ Connect To Data.

Add raster images in
other formats on page
385

1 Click Map ➤ Image ➤ Insert.

The image appears in your map,
where you can style it or move it
behind other features.

2 Specify the folder
that contains the
raster and select the
raster.

2 Select the image
and specify the image placement and
settings.

The image appears in your map,
where you can clip it on page 436
or change its transparency on
page 430, brightness and other
settings on page 420.

For ECW and MrSID formats,
you must download the free
raster object enabler available
from http://www.autodesk.com/RasterOE
Connect to data from
Civil 3D on page 470

1 From Civil 3D, export feature data
(such as parcels and
alignments) in SDF
format and save
surfaces in DEM
format.

The data appears in your map like
any other SDF or DEM data.

2 Connect to the resulting files in AutoCAD Map 3D.

Overview of Bringing In Data | 257

See also:
■

Overview of Map Creation on page 34

Before You Bring In Data
Creating a Map
When you create a new map file, you do the following:
■

Choose a template.
The map2d.dwt template contains the optimal display settings, tools, and
views for 2D maps, while the map3d.dwt template is optimized for 3D
maps. You can also create your own templates. For information on this,
see the AutoCAD Help topic called “Use a Template File to Start a Drawing.”

■

Assign a coordinate system.
Data you add to your map file is transformed to use the coordinate system
assigned to your map. When you save it back to its source, it is transformed
back to its original coordinate system.

■

Add data.
You can combine data from many sources.
■

Geospatial data
For many geospatial formats, such as Oracle and ArcSDE, you can
connect to the source to add data using FDO on page 1750 Data Access
Technology. You access data live, in its native format. You can extend
your data access capabilities by adding an open source or third-party
FDO provider on page 1750.
You can also convert data from most of these formats to DWG format.
To do this, you import the data (rather than connect to it). However,
this method adds only a snapshot of the data and your changes do not
update the data at its source.
For other formats, such as MicroStation Design (DGN) and Arc/INFO,
you must import the data.

■

Drawing (DWG) data
You can attach AutoCAD drawing files to your map and query in objects
from those drawings, or import data from non-drawing sources to add
it as drawing data.

258 | Chapter 3 Bringing In Data

NOTE When you import data, you make a copy of the data and bring that
copy into your map as drawing objects. When you edit the data, you are
editing the copy. The original data is unchanged.

■

■

Raster data
Connect to raster images and surfaces, or use the Raster Extension
feature.

■

Attribute data
Join additional attributes to GIS features, or add attributes to drawing
objects using database linking or object data.

■

Data from AutoCAD Civil 3D
Export Civil 3D feature data, such as parcels and alignments, in SDF
format. Connect to the resulting SDF file in AutoCAD Map 3D. You
can also save surfaces as DEMs in Civil 3D and connect to the resulting
DEM files in AutoCAD Map 3D.

Create Display Manager layers.
Geospatial data that you add to your map is automatically organized into
display layers by feature class. You can also add drawing data to layers.
Layers give you control over draw order (Z-order), styling, and more.

See also:
■

Assigning a Coordinate System to the Current Drawing on page 137

■

Bringing in GIS Features on page 265

■

Overview of Bringing in Drawing Data From DWG Files on page 297

■

Converting Data From Other Formats to Drawing Objects on page 315

■

Joining Data to GIS Features on page 439

■

Adding Attributes to Drawing Objects on page 450

■

Adding Rasters and Surfaces on page 370

■

Using Open Source FDO Providers on page 467

■

Bringing In AutoCAD Civil 3D Data on page 470

■

Organizing Layers in Your Map on page 261

■

Overview of Visualization and Styling on page 533

Creating a Map | 259

■

Overview of Creating Themes on page 953

■

Overview of Creating New Features on page 577

■

Getting Help with AutoCAD on page 48

To create a map
1 Start a new drawing, choosing either the map2d.dwt or map3d.dwt
template, or a custom map template you created.
2 Assign a coordinate system to the map. on page 137
NOTE If you do not assign a coordinate system to the map, data that you
bring into the map will appear using its native coordinate system. If you bring
in data from more than one coordinate system, entities may not align correctly
in the map.
3 Add features on page 268and drawing objects on page 300to the map.
4 Optionally, add attribute data to features on page 439 and drawing objects
on page 450.
5 Optionally, To add a raster-based surface to your map on page 374.
6 Optionally, add open-source or third-party providers on page 467 to access
additional data formats, or add data from AutoCAD Civil 3D on page 470.
7 Organize the layers on page 261 that comprise your map.
8 Change the appearance of the map using styles on page 533 and themes
on page 953.
NOTE You can create multiple display maps from the same data. See Creating
Multiple Display Maps on page 539.
9 Optionally, create new features on page 578 or drawing objects. You can
use many AutoCAD commands on page 48.

Quick Reference
ADESETCRDSYS

260 | Chapter 3 Bringing In Data

Assigns a global coordinate system code for the current drawing or attached
drawings
Menu

Setup menu ➤ Assign Global Coordinate System

Icon
Assign Coordinate System
Command Line

ADESETCRDSYS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Coordinate System

Dialog Box

Assign Global Coordinate System dialog box

ADEATTACHDATA
Attaches object data to objects
Menu

Create menu ➤ Attach/Detach Object Data

Icon
Attach/Detach Object Data
Command Line

ADEATTACHDATA

Dialog Box

Attach/Detach Object Data dialog box

Connect Feature Source
Connects a feature source
Menu

Click File ➤ Connect To Data.

Icon
Connect
Command Line

MAPCONNECT

Task Pane

In Display Manager, right-click and click Connect to
Data

Organizing Layers in Your Map
Display Manager organizes the data in your map into layers, which you can
display and style independently. Each layer contains one type of data. For
example, you might have a layer of drawing objects, a layer that represents a

Organizing Layers in Your Map | 261

feature class from Oracle, a DEM surface layer, and a raster image layer. When
you use FDO on page 1750 to connect to a data source (via Data Connect), each
feature class or image in that data source becomes a separate layer
automatically. You can create drawing layers for drawing objects, and these
objects can be members of multiple layers.
NOTE Display Manager layers are different from the classic “AutoCAD layers” you
see in the Layer Properties Manager. AutoCAD users cannot see Display Manager
layers unless they use AutoCAD Map 3D. You use different techniques to style the
two different layer types.
You can view the layers in Display Manager in two ways:
■

Layers By Group organizes the list of layers. For example, you can create
a group for as-built data and a separate group for proposed changes.

■

Draw Order determines the draw order (Z-order) of the layers. Items at the
top of the draw order are drawn on top of items below them on the list.

If an object is a member of more than one layer, it is styled by each layer of
which it is a member. For example, if a line is in both the Transportation layer
and the Roads layer, it will be styled by both layers. If the layers specify
conflicting style or visibility settings, the object uses the style and visibility
settings of whichever layer is higher in the Display Manager list.
You can specify a thumbnail icon for drawing layers, which is used in Display
Manager and in any legends you create for this map. This affects drawing
layers only, and is not available for feature layers.
See also:
■

Overview of the Display Manager on page 535

■

Controlling Display Order on page 537

■

Bringing in GIS Features on page 265

■

Bringing In Drawing Data From DWG Files on page 296

■

Adding Rasters and Surfaces on page 370

■

Converting Data From Other Formats to Drawing Objects on page 315

■

To add a feature layer using FDO (Oracle, ArcSDE, SDF, SHP, WFS) on page
263

■

To add a drawing layer on page 263

262 | Chapter 3 Bringing In Data

■

To add a raster-based surface to your map on page 374

■

To create a group on page 263

■

To change the draw order on page 263

■

To change the thumbnail style for a drawing layer on page 264

To add a feature layer using FDO (Oracle, ArcSDE, SDF, SHP, WFS)
■

Connect to the FDO source. on page 265

To add a drawing layer
■

Attach a drawing and query in objects on page 296

To add a raster or surface layer
■

Connect to the raster or surface file or folder. on page 370

To create a group
1 In Display Manager on page 1748, change to the Layers By Group view by
clicking Order ➤ Layers By Group.
NOTE If you see the Groups button instead of the Order button, you are
already in the Layers By Group view.
2 In Display Manager on page 1748, click Data ➤ New Group.
3 To change the group name, select the group then click the existing name.
Type a new name and press Enter.
4 Drag layers into the group.
NOTE Until you use the Draw Order view to specify a draw order, AutoCAD Map
3D uses the Layers By Group order as a default draw order for the map. Once you
use the Draw Order view, changes in the Layers By Group view do not affect the
draw order.
To change the draw order
1 In Display Manager on page 1748, ensure you are in the Draw Order view.
Click Groups ➤ Draw Order if needed.

Organizing Layers in Your Map | 263

2 Drag layers up or down to change their display order.
Items at the top of the draw order are drawn on top of items below them on
the list.
To change the thumbnail style for a drawing layer
1 Select the layer.
2 In Display Manager on page 1748, click the Style button.
3 On the Display tab of the Properties palette, next to Thumbnail Preview,
select the style of thumbnail to use.
For example, select the polyline icon to display an icon of a wavy line,
or choose the polygon icon to display hatch or fill.
This setting affects both the Display Manager layer and the legend for this
map.

Quick Reference
Change the display order of Display Manager layers
Control which layers appear on top (or behind) other layers
Task Pane

In Display Manager, drag an item up or down in the
list

New Display Manager Group
Creates a new Display Manager group
Task Pane

In Display Manager, click Data ➤ New Group

Sort Layers in Display Manager
Sorts the map layers alphabetically
Task Pane

264 | Chapter 3 Bringing In Data

In Display Manager, click the thin down arrow next
to the Map list and choose Sort Contents

Bringing in GIS Features
When you access data through FDO on page 1750, you use an FDO provider on
page 1750 to connect directly to a data source, such as SDF, SHP, Oracle, SQL
Server, or ArcSDE, and work in its native format.
For FDO data sources with geometry, you select the feature classes to include
in your map.
A feature is the spatial description of a real-world entity, such as a road, a
utility pole, or a river. Features are organized into collections, called feature
classes, and are stored in a spatial database or file. The spatial database or file
is sometimes referred to as a feature source on page 1751.
See also:
■

Filtering Features When You Add Them to a Map on page 270

■

Overview of Geospatial Data on page 479

■

Working with FDO Schemas on page 481

■
■
■
■

To access data through FDO on page 268
To filter feature data when you add it to a map on page 270
To bring in features from Oracle on page 272
To use AutoCAD Map 3D 2009 to access FDO data stores that were created
in AutoCAD Map 3D 2007 and earlier on page 274
To set up your system for ArcSDE 9.2 (or if you use the 9.1 client and you
access the ArcSDE 9.2 server) on page 276
To set up your system for ArcSDE 9.1 (or if you use the 9.2 client and you
access the ArcSDE 9.1 server) on page 277
To bring in features from ESRI ArcSDE on page 277
To bring in features from SQL Server on page 280
To use AutoCAD Map 3D 2009 to access FDO data stores that were created
in AutoCAD Map 3D 2007 and earlier on page 281
To bring in features from MySQL on page 283
To use AutoCAD Map 3D 2009 to access FDO data stores that were created
in AutoCAD Map 3D 2007 and earlier on page 284
To bring in features from SHP on page 286
To bring in features from SDF on page 288
To access ODBC data on page 291
To create a DSN in Windows XP on page 292
To define the table ranges needed to access Excel data on page 292
To bring in features from WFS on page 294

■
■
■
■
■
■
■
■
■
■
■
■
■

Bringing in GIS Features | 265

■

To reconnect to feature data without losing styling information on page
296

Overview of Bringing In GIS Features
A feature is the spatial description of a real-world entity such as a road, a utility
pole, or a river. Features are stored in a spatial database or file. The spatial
database or file is referred to as a feature source on page 1751.
The feature source could be a database (such as Oracle, ArcSDE, SQL Server,
or MySQL), a file-based feature source (such as SDF or SHP), a web server (such
as WFS), or a table of feature geometry data (such as Microsoft Access).
You use FDO on page 1750 to connect directly to a data source and work in its
native format. Each data source type uses its own FDO provider on page 1750,
and each provider has different capabilities.
For example, Oracle and ArcSDE support locking on the feature level. When
you check out a feature, other users cannot edit it, even though they can view
your edits and edit other features in the feature source. Oracle and ArcSDE
also support persistent locking, so the object stays locked until you check it
back in.
SHP feature sources, on the other hand, support locking on the file level.
When you check out a feature, its entire SHP file is locked. Other users cannot
edit features from that file until you close the map, which releases your lock
(even if you still have features checked out at the time). Be careful to check
in your changes before you close the map.
Versioning on page 1765 allows multiple copies of a spatial dataset to be stored
and tracked by date of creation, date of change, and so on. Not every FDO
provider supports versioning.
A schema on page 1760 is the definition of multiple feature classes and the
relationships between them. It determines the criteria an individual feature
must meet in order to be a member of a particular feature class. For some
feature sources, you can add and edit a schema and its feature classes and
properties. For more information about editing schemas, see Working with
Schemas on page 507.
NOTE WMS and Raster are used to access images, not features. You cannot edit
or lock these images, and they do not use schemas.

266 | Chapter 3 Bringing In Data

FDO Provider Capabilities
The following table lists the level of locking, versioning, and schema editing
supported by each feature source type.
Feature Source
Type

Lock Level

Persistent
Locking

Versions

Edit
Schema

ArcSDE on page
274

Feature

Yes

Yes

No

MySQL on page
282

None

No

No

Yes

ODBC on page
289

File

No

No

No

Oracle on page
271

Feature

Yes

Yes

Yes

SDF on page 287

None

No

No

Yes

SHP on page 285

File

No

No

Yes

SQL Server on
page 279

None

No

No

Yes

WFS on page 293

N/A

N/A

No

No

WMS on page 377

N/A

N/A

N/A

N/A

Raster on page
370

N/A

N/A

N/A

N/A

Once you connect to a feature source, you select the types of features to include
in your map. Each type of feature is called a feature class on page 1750. AutoCAD
Map 3D displays all the features from the selected features classes in your map,
and each feature class becomes a layer in Display Manager. For example, a
feature class called Roads contains individual streets and appears on a layer

Overview of Bringing In GIS Features | 267

called Roads in Display Manager. You can apply a single style to this layer,
and all the streets in the layer will use that style.
See also:
■

To bring in features from Oracle on page 272

■

To bring in features from ESRI ArcSDE on page 277

■

To bring in features from SQL Server on page 280

■

To bring in features from MySQL on page 283

■

To bring in features from SHP on page 286

■

To bring in features from SDF on page 288

■

To access ODBC data on page 291

■

To bring in features from WFS on page 294

■

To add a raster-based surface to your map on page 374

■

To create a map with styled feature layers on page 541

■

To create a map with styled feature layers on page 541

■

To edit a feature using feature editing commands on page 591

■

About Geospatial Feature Classes, Data Stores, and Schemas on page 479

■

Help menu ➤ Best Practices Guide, Overview of Geospatial Data on page
479, and Working with FDO Schemas on page 481

To access data through FDO
1 Make sure your feature source is set up correctly. If you have questions,
refer to the Readme file.
2 Find out your user name and password, if required.
Your CAD Manager or Database Administrator can help you with this.
3 Open or create the map on page 258 that will include the data from this
feature source.
4 If you are working with data from various coordinate systems, assign a
coordinate system to the current map. See Assigning a Coordinate System
to the Current Drawing on page 137.

268 | Chapter 3 Bringing In Data

All the data you bring into this map will be converted to the map’s
coordinate system. If you edit the data and save it back to its source, it
will be converted back to its original coordinate system.
5 In Display Manager on page 1748, click Data ➤ Connect To Data.
6 In the left pane of the Data Connect window, select the feature source.
7 In the right pane, enter a name for this connection and specify the
information needed to connect to the feature source. Click Connect.
8 In the Add Data To Map section, under Schema, select the feature classes
to include in your map.
9 If necessary, click Edit Coordinate Systems to specify the coordinate
system for the incoming data.
You must specify the coordinate system that the data uses in its data
source. Do not specify the coordinate system for the current
map—AutoCAD Map 3D will transform the data to the target coordinate
system when it adds it to your map. Hold your cursor over the entry in
the Data Connect window to see its coordinate system and spatial context
information.
10 Click Add To Map.
To bring in a subset of the data, click the down arrow and select Add To
Map With Query. See Filtering Features When You Add Them to a Map
on page 270. To filter data after you’ve added the data to your map, see
Filtering a Feature Layer on page 1002.
Features from the selected feature classes appear in your map. You can style,
theme, and edit the features.
If you need additional properties related to this data, you can connect
additional data to a feature source layer using a join on page 439.

Quick Reference
Connect Feature Source
Connects a feature source
Menu

Click File ➤ Connect To Data.

Overview of Bringing In GIS Features | 269

Icon
Connect
Command Line

MAPCONNECT

Task Pane

In Display Manager, right-click and click Connect to
Data

Filtering Features When You Add Them to a Map
When you connect to a geospatial data store, you can choose Add To Map
With Query to filter the data you bring into your map.
You can filter a single layer or multiple layers at one time. You can filter the
data by its location in the map or by property conditions that you define. For
example, you can add only streets that cross a circle you draw on the map, or
only parcels on a particular street.
See also:
■

Filtering a Feature Layer on page 1002

To filter feature data when you add it to a map
1 Connect to the data source on page ? in the Data Connect window.
2 Under Add Data To Map, check the layers to add.
3 Click the Add To Map down arrow and select Add To Map With Query
to create your expression.
Any query you create will apply to all selected layers.
4 Create the expression for your query.
■

To filter the layer based on one of its properties (for example, to add
only the parcels whose Address property specifies a particular street),
create a query that evaluates a property.

■

To filter the layer based on location (for example, to bring in only
roads within a circle you define by drawing it on the map), create a
location-based query.

270 | Chapter 3 Bringing In Data

Quick Reference
Connect Feature Source
Connects a feature source
Menu

Click File ➤ Connect To Data.

Icon
Connect
Command Line

MAPCONNECT

Task Pane

In Display Manager, right-click and click Connect to
Data

Bringing In Features from Oracle
You can bring features from an Oracle data source into your map, creating a
feature layer on page 1751 in Display Manager. When you do this, you can:
■

Select the feature classes to include in your map.

■

Set conditions to limit the features in your map.

■

View and edit the features

■

Style, theme, and edit the features.

■

Lock individual features when you check then out for editing.

■

Keep features checked out and locked even when you close your drawing.
Features are not checked back in and unlocked until you specify.

■

Automatically update the data source with any edits you make. Your edits
are immediately visible to anyone else using the data source.

■

Create versions of your data. Versioning on page 1765 creates a copy of the
data in the data source. Your changes are made to the new version of the
data. Versioning is useful for proposed changes or changes that need
approval. When the changes are final, you can make your version the
current one.

■

Use a data source set up for AutoCAD Map 3D. If your data source schema
is not set up to work with AutoCAD Map 3D, AutoCAD Map 3D will create
a custom mapping so you can use the data in your map.

Bringing In Features from Oracle | 271

■

View and edit the schema definition.

■

Create an Oracle data source.

■

Move SHP data into Oracle to take advantage of better data sharing.

■

Bring in a static copy of Oracle data as drawing objects.

■

Customize the Oracle FDO provider on page 1750.

In the 2008 release of AutoCAD Map 3D, a new column called geometrytype
was added to the table named F_AttributeDefinition. To use AutoCAD Map
3D 2009 to access FDO data stores that were created in AutoCAD Map 3D
2007 and earlier, you must first connect to the data store containing this table
and run a SQL script. Instructions for this are on the Procedure tab of this
topic. To do this, you must have the privileges required to execute the ALTER
TABLE request. In the command line, enter the following:
sqlplus /@
@/Fdo/bin/com/AlterSchemaOracle.sql; exit;

NOTE For information on customizing this provider, refer to the FDO API Reference
and the FDO Provider for Oracle API Reference. The API has custom commands for
gathering information about a provider, transmitting client services exceptions,
getting lists of accessible data stores, creating connection objects, and creating
and dropping spatial indexes.
See also:
■

Working with Oracle Data on page 482

■

Creating a Data Store on page 504

■

Migrating Data on page 522

■

Importing From Oracle on page 345

■

Styling Features on page 540

■

To create a map with styled feature layers on page 541

■

To edit a feature using feature editing commands on page 591

To bring in features from Oracle
1 Make sure your feature source is set up correctly.

272 | Chapter 3 Bringing In Data

2 In Display Manager on page 1748, click Data ➤ Connect To Data.
3 In the Data Connect window, select Add Oracle Connection in the Data
Connections By Provider list.
4 Under Connection Name, type a name for this connection.
You can give the connection any name you like. This name appears in
Map Explorer as the name of the feature source.
5 Under Service Name, enter the service name for the Oracle data store. If
you do not know this name, check with your System Administrator.
6 Click Login.
7 In the User Name & Password dialog box, enter your user name and
password.
Optionally, select Remember Password if you want AutoCAD Map 3D to
log you in whenever you open this drawing.
8 Under Data Store, enter the data store name. If you do not know this
name, check with your System Administrator.
To select from a list of data stores, click the down arrow.
NOTE If the data store is not in the list, it may not use a AutoCAD Map 3D
schema. Select Show All Data Stores to add these to the list. AutoCAD Map
3D will create a mapping to use these data stores with AutoCAD Map 3D.
9 Optionally, select a version of the data store.
10 Click Connect.
11 In the feature class list, select the feature classes to include in the map.
12 Click Add To Map.
To bring in a subset of the data, click the down arrow and select Add To
Map With Query on page 270. To filter data after you’ve added the data
to your map, see Filtering a Feature Layer on page 1002.
Features from the selected feature classes appear in your map. You can style,
theme, and edit the features.
If you need additional properties related to this data, you can connect
additional data to a feature source layer using a join on page 439.

Bringing In Features from Oracle | 273

To use AutoCAD Map 3D 2009 to access FDO data stores that were created
in AutoCAD Map 3D 2007 and earlier
1 Verify that you have the privileges required to execute the ALTER TABLE
request.
2 In the command line, enter the following:
sqlplus /@
@/Fdo/bin/com/AlterSchemaOracle.sql;
exit;

Quick Reference
Connect Feature Source
Connects a feature source
Menu

Click File ➤ Connect To Data.

Icon
Connect
Command Line

MAPCONNECT

Task Pane

In Display Manager, right-click and click Connect to
Data

Bringing In Features from ArcSDE
When you view and edit features from an ArcSDE data source, you can do the
following:
■

Select the feature classes to include in your map.

■

Set conditions to limit the features in your map.

■

Style, theme, and edit the features.

■

Lock individual features when you check then out for editing.

■

Keep features checked out and locked even when you close your drawing.
Features are not checked back in and unlocked until you specify.

274 | Chapter 3 Bringing In Data

■

Automatically update the data source with any edits you make.
Your edits are immediately visible to anyone else using the data source.

■

Create versions of your data. Versioning on page 1765 creates a copy of the
data in the data source. Your changes are made to the new version of the
data. Versioning is useful for proposed changes or changes that need
approval. When the changes are final, you can make your version the
current one. To use this feature, you must have versioning support turned
on in your database.
NOTE Long transactions must be set in the data store to be available in
AutoCAD Map 3D.

■

View the schema definition.

■

Bring in a static copy of ArcSDE data as drawing objects.

Supported Versions
AutoCAD Map 3D supports ArcSDE 9.1 and 9.2. To use ArcSDE, install the
following DLL files on the computer on which you run AutoCAD Map 3D:
For version 9.1

For version 9.2

pe91.dll

pe.dll

sde91.dll

sde.dll

sg91.dll

sg.dll

The provider for this data store will check for the 9.2 versions of the DLL files
first, and will use them if they are found. If the 9.2 versions are not found, it
will check for (and use) the 9.1 versions. The client DLL version should match
the server version that is being used.
If the client and server versions of ArcSDE do not match (for example if you
use the 9.1 client and you access the ArcSDE 9.2 server), set up your system
for the server version you are using.
Set up the services and hosts files for the appropriate version, and then use
these names when you connect to the data in the Data Connect dialog box.
For example, specify arcsdehost\esri_sde_nv, and not the values. Setup
instructions are on the Procedure tab of this topic.

Bringing In Features from ArcSDE | 275

The PATH environment variable must reference the local folder containing
these DLL files. To accomplish this, you can install an ArcGIS 9.1 Desktop
application or the ArcSDE SDK. For more information about ArcGIS 9.1 Desktop
applications and the ArcSDE SDK, refer to the ESRI documentation.
NOTE For information on customizing this provider, refer to the FDO API Reference
and the FDO Provider for ArcSDE API Reference.
See also:
■

Working with ESRI ArcSDE Data on page 498

■

Importing ESRI ArcSDE Data on page 327

■

Styling Features on page 540

■

To create a map with styled feature layers on page 541

■

To edit a feature using feature editing commands on page 591

To set up your system for ArcSDE 9.2 (or if you use the 9.1 client and you
access the ArcSDE 9.2 server)
1 Install the following DLL files on the computer on which you run
AutoCAD Map 3D.
Copy the files to the directory in which the ArcSDE provider is installed.
Usually, the directory is C:\Program Files\AutoCAD Map 3D 2009\FDO\bin
pe.dll
sde.dll
sg.dll
2 Add entries in your C:\Windows\system32\drivers\etc\services file.
The entries look like this:
esri_92ora 6161/tcp #ArcSDE 9.2 - Oracle
esri_92sql 6161/tcp #ArcSDE 9.2 - SQLServer 2005
esri_sde 5151/tcp #ArcSDE 9.1- Oracle
esri_sde_ss 5152/tcp #ArcSDE 9.2 - SQLServer

3 If you have trouble connecting, add a new line in your
C:\Windows\system32\drivers\etc\hosts file.
The line looks like this:
192.168.0.100 arcsdehost

276 | Chapter 3 Bringing In Data

To set up your system for ArcSDE 9.1 (or if you use the 9.2 client and you
access the ArcSDE 9.1 server)
1 Install the following DLL files on the computer on which you run
AutoCAD Map 3D.
Copy the files to the directory in which the ArcSDE provider is installed.
Usually, the directory is C:\Program Files\AutoCAD Map 3D 2009\FDO\bin
pe91.dll
sde91.dll
sg91.dll
2 Add entries in your C:\Windows\system32\drivers\etc\services file.
The entries look like this:
esri_92ora 6161/tcp #ArcSDE 9.2 - Oracle
esri_92sql 6161/tcp #ArcSDE 9.2 - SQLServer 2005
esri_sde 5151/tcp #ArcSDE 9.1- Oracle
esri_sde_ss 5152/tcp #ArcSDE 9.2 - SQLServer

3 If you have trouble connecting, add a new line in your
C:\Windows\system32\drivers\etc\hosts file.
The line looks like this:
192.168.0.100 arcsdehost

To bring in features from ESRI ArcSDE
1 Make sure your feature source is set up correctly. For a list of issues, refer
to the Readme.
2 In Display Manager on page 1748, click Data ➤ Connect To Data.
3 In the Data Connect window, select Add ArcSDE Connection in the Data
Connections By Provider list.
4 Under Connection Name, type a name for this connection.
You can give the connection any name you like. This name appears in
Map Explorer as the name of the feature source.
5 Under Server Name and Instance Name, enter the information for the
ArcSDE database. If you do not know the name, check with your System
Administrator.
6 Click Login.

Bringing In Features from ArcSDE | 277

7 In the User Name & Password dialog box, enter your user name and
password.
Optionally, select Remember Password if you want AutoCAD Map 3D to
log you in whenever you open this drawing.
8 Click OK.
9 In Data Connect, under Data Store, enter the database name. If you do
not know this name, check with your System Administrator.
To select from a list of databases, click the down arrow. AutoCAD Map
3D connects to the specified server and instance and lists the available
databases. If you set up your hosts and services files as described, use
these names. For example, specify arcsdehost\esri_sde_nv, and not the
values.
10 Optionally, select a version of the database.
11 Click Connect.
12 In the feature class list, select the feature classes to include in the map.
13 Click Add To Map.
To bring in a subset of the data, click the down arrow and select Add To
Map With Query on page 270. To filter data after you’ve added the data
to your map, see Filtering a Feature Layer on page 1002.
Features from the selected feature classes appear in your map.
If you need additional properties related to this data, you can connect
additional data to a feature source layer using a join on page 439.

Quick Reference
Connect Feature Source
Connects a feature source
Menu

Click File ➤ Connect To Data.

Icon
Connect
Command Line

278 | Chapter 3 Bringing In Data

MAPCONNECT

Task Pane

In Display Manager, right-click and click Connect to
Data

Bringing In Features from SQL Server
When you view and edit features from a SQL Server data source, you can do
the following:
■

Select the feature classes to include in your map.

■

Set conditions to limit the features in your map.

■

Style, theme, and edit the features.

■

Automatically update the data source with any edits you make.
Your edits are immediately visible to anyone else using the data source.

■

View and edit the schema definition.

■

Create a SQL Server data source.

■

Move other geospatial data (for example, SHP data) into SQL Server, to
take advantage of better data sharing.

In the 2008 release of AutoCAD Map 3D, a new column called geometrytype
was added to the table named F_AttributeDefinition. To use AutoCAD Map
3D 2009 to access FDO data stores that were created in AutoCAD Map 3D
2007 and earlier, you must first connect to the data store containing this table
and run a SQL script. Instructions for this are on the Procedure tab of this
topic.
NOTE You can customize the SQL Server FDO provider on page 1750. The API has
custom commands to support schema read/write and geospatial and
non-geospatial data read/write. For more information, refer to the FDO API Reference
and the FDO Provider for SQL Server API Reference.
See also:
■

Working with SQL Server Data on page 486

■

Creating a Data Store on page 504

■

Migrating Data on page 522

■

Styling Features on page 540

Bringing In Features from SQL Server | 279

■

To create a map with styled feature layers on page 541

■

To edit a feature using feature editing commands on page 591

To bring in features from SQL Server
1 In Display Manager on page 1748, click Data ➤ Connect To Data.
2 In the Data Connect window, select Add SQL Server Connection in the
Data Connections By Provider list.
3 Under Connection Name, type a name for this connection.
You can give the connection any name you like. This name appears in
Map Explorer as the name of the feature source.
4 Under Service Name, enter the information for the SQL Server data source.
If you do not know the name, check with your System Administrator.
5 Click Login.
6 In the User Name & Password dialog box, enter your user name and
password.
Optionally, select Remember Password if you want AutoCAD Map 3D to
log you in whenever you open this drawing.
7 Click OK.
8 In Data Connect, under Data Store, enter the data store name. If you do
not know this name, check with your System Administrator.
To select from a list of data stores, click the down arrow. AutoCAD Map
3D connects to the specified server and instance and lists the available
data stores.
NOTE If the data store is not in the list, it may not use a AutoCAD Map 3D
schema. Select Show All Data Stores to add these to the list. AutoCAD Map
3D will create a mapping to use these data stores with AutoCAD Map 3D.
9 Click Connect.
10 In the feature class list, select the feature classes to include in the map.
11 Click Add To Map.
To bring in a subset of the data, click the down arrow and select Add To
Map With Query on page 270. To filter data after you’ve added the data
to your map, see Filtering a Feature Layer on page 1002.

280 | Chapter 3 Bringing In Data

Features from the selected feature classes appear in your map. You can style,
theme, and edit the features.
If you need additional properties related to this data, you can connect
additional data to a feature source layer using a join on page 439.
To use AutoCAD Map 3D 2009 to access FDO data stores that were created
in AutoCAD Map 3D 2007 and earlier
1 Verify that you have the privileges required to execute the ALTER TABLE
request.
2 In the command line, enter the following:
cd /Fdo/bin/com

3 Do one of the following:
■

For SQL Server 2005, enter sqlcmd -UMyUserName -P MyPassword -S
SQLServerHostName -d MyDatastore -i AlterSchemaSQLServer.sql

■

For SQL Server 2000, enter isql -UMyUserName -P MyPassword -S
SQLServerHostName -d MyDatastore -i AlterSchemaSQLServer.sql

Quick Reference
Connect Feature Source
Connects a feature source
Menu

Click File ➤ Connect To Data.

Icon
Connect
Command Line

MAPCONNECT

Task Pane

In Display Manager, right-click and click Connect to
Data

Bringing In Features from SQL Server | 281

Bringing In Features from MySQL
When you view and edit features from a MySQL data source, you can do the
following:
■

Select the feature classes to include in your map.

■

Set conditions to limit the features in your map.

■

Style, theme, and edit the features.

■

Automatically update the data source with any edits you make.
Your edits are immediately visible to anyone else using the data source.

■

Use a data store set up for AutoCAD Map 3D or in other applications. If
your data source schema is not set up to work with AutoCAD Map 3D, for
example, AutoCAD Map 3D will create a custom mapping so you can use
the data in your map.

■

View and edit the schema definition.

■

Create a MySQL data source.

■

Move data from other geospatial sources (for example, SHP data) into
MySQL, to take advantage of better data sharing.

For AutoCAD Map 3D 2009, the recommended version of MySQL is 5.0.27.
In the 2008 release of AutoCAD Map 3D, a new column called geometrytype
was added to the table named F_AttributeDefinition. To use AutoCAD Map
3D 2009 to access FDO data stores that were created in AutoCAD Map 3D
2007 and earlier, you must first connect to the data store containing this table
and run a SQL script. Instructions for this are on the Procedure tab of this
topic.
NOTE The MySQL architecture supports different storage engines, each with
varying characteristics and capabilities. The API has custom commands for gathering
information, transmitting exceptions, getting lists of accessible data stores, and
creating connection objects. There is support for spatial data types and spatial
query operations. For more information, refer to the FDO API Reference and the
FDO Provider for MYSQL API Reference.
See also:
■

Working with MySQL Data on page 489

282 | Chapter 3 Bringing In Data

■

Creating a Data Store on page 504

■

Migrating Data on page 522

■

Styling Features on page 540

■

To create a map with styled feature layers on page 541

■

To edit a feature using feature editing commands on page 591

To bring in features from MySQL
1 Before connecting to a MySQL database, install the library file libmysql.dll.
2 In Display Manager on page 1748, click Data ➤ Connect To Data.
3 In the Data Connect window, select Add MySQL Connection in the Data
Connections By Provider list.
4 Under Connection Name, type a name for this connection.
You can give the connection any name you like. This name appears in
Map Explorer as the name of the feature source.
5 Under Service Name, enter the information for the MySQL data source.
If you do not know the name, check with your System Administrator.
6 Click Login.
7 In the User Name & Password dialog box, enter your user name and
password.
Optionally, select Remember Password if you want AutoCAD Map 3D to
log you in whenever you open this drawing.
8 Click OK.
9 In Data Connect, under Data Store, enter the data store name. If you do
not know this name, check with your System Administrator.
To select from a list of data stores, click the down arrow. AutoCAD Map
3D connects to the specified server and instance and lists the available
data stores.
NOTE If the data store is not in the list, it may not use a AutoCAD Map 3D
schema. Select Show All Data Stores to add these to the list. AutoCAD Map
3D will create a mapping to use these data stores with AutoCAD Map 3D.
10 Click Connect.

Bringing In Features from MySQL | 283

11 In the feature class list, select the feature classes to include in the map.
12 Click Add To Map.
To bring in a subset of the data, click the down arrow and select Add To
Map With Query on page 270. To filter data after you’ve added the data
to your map, see Filtering a Feature Layer on page 1002.
Features from the selected feature classes appear in your map. You can style,
theme, and edit the features.
If you need additional properties related to this data, you can connect
additional data to a feature source layer using a join on page 439.
To use AutoCAD Map 3D 2009 to access FDO data stores that were created
in AutoCAD Map 3D 2007 and earlier
1 Verify that you have the privileges required to execute the ALTER TABLE
request.
2 In the command line, enter the following:
cd /Fdo/bin/com
mysql --user=MyUserName --password=MyPasswordMyDatabase
 MyLogFile
quit

Quick Reference
Connect Feature Source
Connects a feature source
Menu

Click File ➤ Connect To Data.

Icon
Connect
Command Line

MAPCONNECT

Task Pane

In Display Manager, right-click and click Connect to
Data

284 | Chapter 3 Bringing In Data

Bringing In Features from SHP
You can access existing spatial and attribute data in ESRI SHP files, which store
both geometry and attributes (data) for features. A single shape can have a
number of separate files: SHP (shape geometry), SHX (shape index), PRJ
(projection information), CPG (code page files), IDX (spatial index), and DBF
(shape attributes in dBASE format). AutoCAD Map 3D treats each SHP and
associated DBF file as a feature class with a single geometry property.
When you view and edit features from a SHP data source, you can do the
following:
■

Select the feature classes to include in your map.

■

Set conditions to limit the features in your map.

■

Style, theme, and edit the features.

■

Lock the file when you connect to it.

■

Automatically update the data source with any edits you make.

■

View and edit the schema definition.

You can bring SHP data into your map in two ways:
■

Use Data Connect to view and edit the data directly in the SHP file. Use
this method to edit geometry and attributes or to style and theme the data.
For information, click the Procedure tab at the top of this Help topic.

■

Import the data into this drawing, which converts it to drawing objects.
Use this method to clean the data or to create a DWG file. You can export
the objects back to SHP format.

NOTE For information on customizing the SHP FDO provider on page 1750, refer
to the FDO API Reference and the FDO Provider for SHP API Reference.
See also:
■

Converting Data From Other Formats to Drawing Objects on page 315

■

Converting and Exporting on page 1164

■

Working with SHP Data on page 494

■

Styling Features on page 540

Bringing In Features from SHP | 285

■

To create a map with styled feature layers on page 541

■

To edit a feature using feature editing commands on page 591

To bring in features from SHP
1 In Display Manager on page 1748, click Data ➤ Connect To Data.
2 In the Data Connect window, select Add SHP Connection in the Data
Connections By Provider list.
3 Under Connection Name, type a name for this connection.
You can give the connection any name you like. This name appears in
Map Explorer as the name of the feature source.
4 Under Source File Or Folder, specify the location of the file. To include
multiple files in a group, specify a folder.

Click

to browse to a file. Click the folder icon to browse to a folder.

5 Click Connect.
6 In the feature class list, select the feature classes to include in the map.
7 Verify that the coordinate systems are correct. To change a coordinate
system, click the coordinate system and select a new one from the list.
8 Click Add To Map.
To bring in a subset of the data, click the down arrow and select Add To
Map With Query on page 270. To filter data after you’ve added the data
to your map, see Filtering a Feature Layer on page 1002.
Features from the selected feature classes appear in your map. You can style,
theme, and edit the features.
If you need additional properties related to this data, you can connect
additional data to a feature source layer using a join on page 439.

Quick Reference
Connect Feature Source
Connects a feature source

286 | Chapter 3 Bringing In Data

Menu

Click File ➤ Connect To Data.

Icon
Connect
Command Line

MAPCONNECT

Task Pane

In Display Manager, right-click and click Connect to
Data

Bringing In Features from SDF
You can access spatial and attribute data in an Autodesk Spatial Data File (SDF).
SDF supports spatial indexing and can store geometric and non-geometric
data with minimum overhead.
When you view and edit features from an SDF data source, you can do the
following:
■

Select the feature classes to include in your map.

■

Set conditions to limit the features in your map.

■

Style, theme, and edit the features.

■

Automatically update the data source with any edits you make.

■

View and edit the schema definition.

■

Move SDF data into other geospatial formats, to take advantage of better
data sharing

NOTE The procedures here apply to the current version of SDF (SDF3). For SDF
2 files (created for MapGuide version 6.5 or earlier), you cannot use these
procedures. Instead, import on page 325 the file.
You can bring SDF data into your map in three ways:
■

Use Data Connect to view and edit the data directly in the SDF file. Use
this method to edit geometry and attributes or to style and theme the data.
For information, click the Procedure tab at the top of this Help topic.

■

Import the data into the current map, which converts the SDF data to
drawing objects. Use this method to clean the data or to create a DWG
file. You can export the objects back to SDF.

Bringing In Features from SDF | 287

■

For SDF 2 files (created for MapGuide version 6.5 or earlier), use the separate
SDF 2 Import on page 325 and SDF 2 Export on page 1175 commands.

NOTE For information on customizing this provider, refer to the FDO API Reference
and the FDO Provider for SDF API Reference.
See also:
■

Editing a Schema on page 519

■

Importing Autodesk SDF 2 on page 325

■

Converting Data From Other Formats to Drawing Objects on page 315

■

Converting and Exporting on page 1164

■

Working with SDF Data on page 491

■

Migrating Data on page 522

■

Styling Features on page 540

■

To create a map with styled feature layers on page 541

■

To edit a feature using feature editing commands on page 591

To bring in features from SDF
1 In the Display Manager on page 1748, click Data ➤ Connect To Data.
2 In the Data Connect window, select Add SDF Connection in the Data
Connections By Provider list.
3 Under Connection Name, type a name for this connection.
You can give the connection any name you like. This name appears in
Map Explorer as the name of the feature source.
4 Under Source File, specify the file.
5 Click Connect.
6 In the feature class list, select the feature classes to include in the map.
7 Verify that the coordinate systems are correct. To change a coordinate
system, click the coordinate system and select a new one from the list.
8 Click Add To Map.

288 | Chapter 3 Bringing In Data

To bring in a subset of the data, click the down arrow and select Add To
Map With Query on page 270. To filter data after you’ve added the data
to your map, see Filtering a Feature Layer on page 1002.
Features from the selected feature classes appear in your map. You can style,
theme, and edit the features.
If you need additional properties related to this data, you can connect
additional data to a feature source layer using a join on page 439.
NOTE For SDF files created for MapGuide version 6.5 or earlier, you cannot use
this procedure. Instead, import on page 326 the file.

Quick Reference
Connect Feature Source
Connects a feature source
Menu

Click File ➤ Connect To Data.

Icon
Connect
Command Line

MAPCONNECT

Task Pane

In Display Manager, right-click and click Connect to
Data

Accessing Data from ODBC
Use an ODBC connection to access attribute or point data in Microsoft Access,
Microsoft Excel, or dBASE.
Attribute data allows you to join information from a non-geometry source to
a geometric feature. For example, you can join assessor data to a parcel layer.
For information about joins, see Joining Data to GIS Features on page 439.
Point data can include survey points, LIDAR on page 1754 data, or GPS data,
which is typically specified either by Latitude and Longitude columns or by
XY coordinates.
By default, AutoCAD Map 3D maps each table in the database to a “feature
class” while each column becomes a “property.”

Accessing Data from ODBC | 289

When you view and edit data from an ODBC database, you can do the
following:
■

Select the feature classes to include in your map.

■

Set conditions to limit the features in your map.

■

Style, theme, and edit the features.

■

Lock the file when you connect to it.

■

Automatically update the data source with any edits you make.
Your edits are immediately visible to anyone else using the data source.

■

Define feature classes for any relational database table with X, Y (and,
optionally, Z) columns. Object locations are stored in separate properties
in the object definition of a feature, which is accessible through the
Geometry class property. You cannot create or delete feature schemas.

Microsoft Excel Data
To access Microsoft Excel data, you must define table ranges in Excel. These
named ranges in the worksheet can then be treated as separate ODBC tables,
with each one mapping to an FDO on page 1750 feature class. If you don’t define
named ranges, no feature classes are available to add to your map. Instructions
for defining a table range are on the Procedure tab of this topic.

Microsoft Access Data
Some Microsoft Access databases have primary keys that are auto-generated
by the application. You can load data from Microsoft Access databases without
these primary keys and use that data for joins, etc. However, without a primary
key you cannot create and update data.
To perform a AutoCAD Map 3D location query in a Microsoft Access database
that contains long integer values (longs), use the tools in Access to remove
the indexes from location-based x/y columns.
NOTE For information on customizing this provider, refer to the FDO API Reference
and the FDO Provider for ODBC API Reference.
See also:
■

Working with ODBC Data on page 496

■

Styling Features on page 540

290 | Chapter 3 Bringing In Data

■

Theming Features on page 955

■

Using Feature Editing Commands on page 590

■

To access ODBC data on page 291

■

To create a DSN in Windows XP on page 292

■

To define the table ranges needed to access Excel data on page 292

To access ODBC data
1 In the Display Manager on page 1748, click Data ➤ Connect To Data.
2 In the Data Connect window, select Add ODBC Connection in the Data
Connections By Provider list.
3 Under Connection Name, type a name for this connection.
You can give the connection any name you like. This name appears in
Map Explorer as the name of the feature source.
4 Under Source Type, select one of the following:
■

Data Source Name (DSN) — Use a DSN you have defined in your
Windows Control Panel. See below.

■

Connection String — The connection string specifies the driver and
path to use.

5 Under source, specify the table.
■

Data Source Name (DSN) — Click the browse button and select the
DSN.

■

Connection String — Specify the driver and path. For a Microsoft
Access database, use the format:
Driver={Microsoft Access Driver
(*.mdb)};DBQ=pathname\filename.mdb

Where pathname\filename.mdb is the complete path and filename of
the Microsoft Access database. Note the curly braces and the space
before “(*.mdb)” For more information, see the ODBC documentation
on the Microsoft Web site.
6 If required by the table, enter your user name and password.
7 Click Connect.

Accessing Data from ODBC | 291

8 Under Add Data To Map, select the tables.
9 For each table, specify the coordinate system.
10 Specify the columns to use for point geometry. This can be
latitude/longitude or X, Y, and Z coordinates. To specify the column
name, click in the field, then click the down arrow to choose from a list
of column names.
11 Click Add To Map.
If Add To Map is greyed, check that you have specified the coordinate
system and X and Y columns for the table.
To create a DSN in Windows XP
1 From your Windows desktop, click Start menu ➤ Settings ➤ Control
Panel and open the Administrative Tools control panel.
2 Double-click Data Sources (ODBC).
3 In the ODBC Data Source Administrator, click User DSN or System DSN.
A User DSN is visible only to you. A System DSN is visible to all users on
the current machine.
4 Click Add and select the driver to use.
For example, to create a DSN for an Access database, select Microsoft
Access Driver.
5 In the ODBC Microsoft Access dialog box, enter information about the
data. When you finish, click OK. Click OK again to close the ODBC Data
Source Administrator dialog box.
The DSN you defined will appear in the DSN list in the Data Connect window.
To define the table ranges needed to access Excel data
1 In Excel, open the Excel worksheet.
2 Select all the data by pressing Ctrl + A.
3 Click Insert menu ➤ Name ➤ Define to define a named range.
4 Enter a name for the feature class, for example, Country_Literacy.
5 Close Excel.

292 | Chapter 3 Bringing In Data

Quick Reference
Connect Feature Source
Connects a feature source
Menu

Click File ➤ Connect To Data.

Icon
Connect
Command Line

MAPCONNECT

Task Pane

In Display Manager, right-click and click Connect to
Data

Bringing In Features from WFS
You can bring in web-based features that have been published to a public web
server using the WFS (Web Feature Service) open standard developed by the
OpenGIS OpenGIS Consortium (OGC).
Once you have located the WFS data you want, determine the URL of the page
that serves the published layers. Often, this is not a standard web page that
you can open in a browser, but a page that has been programmed using a
scripting language such as CGI, PHP, or ASP. See below for some examples.
You paste the address into the Data Connect window in AutoCAD Map 3D
to access the data on that page.
When you bring in features from a WFS data source, you can do the following:
■

Select the feature classes to include in your map.

■

Set conditions to limit the features in your map.

■

Reproject the data to the coordinate system of your map. Attribute data
may also be available for the WFS layers.

Bringing In Features from WFS | 293

■

Style and theme features. You cannot edit features from a WFS data source.

Example WFS Data Sources
WFS Data Source

Description

http://demo.cubewerx.com/demo/cubeserv/cubeserv.cgi?datastore=Foundation

Data layers such as boundaries, terrains,
physiography, utilities, and more.

http://regis.intergraph.com/wfs/dcmetro/request.asp?

Virginia, USA Census tracts, Congressional
districts, counties, interstates, POI, and
places.

NOTE For information on customizing this provider, refer to the FDO API Reference
and The Essential FDO.
See also:
■

Working with WFS Data on page 500

■

Adding an Image from a WMS (Web Map Service) on page 377

■

Styling Features on page 540

■

To create a map with styled feature layers on page 541

To bring in features from WFS
1 In Display Manager on page 1748, click Data ➤ Connect To Data.
2 In the Data Connect window, select Add WGS Connection in the Data
Connections By Provider list.
3 Under Connection Name, type a name for this connection.
You can give the connection any name you like. This name appears in
Map Explorer as the name of the feature source.
4 Under server name, specify the URL for the WFS server. Click the down
arrow to choose from a list of recently-used URLs.
5 If required, enter your user name and password.
6 Click Connect.
7 In the Add Data To Map area, select the feature classes to include.

294 | Chapter 3 Bringing In Data

8 For each feature class you select, verify the coordinate system.
9 Click Add To Map.
To bring in a subset of the data, click the down arrow and select Add To
Map With Query on page 270. To filter data after you’ve added the data
to your map, see Filtering a Feature Layer on page 1002.
Features from the selected feature classes appear in your map. If you need
additional properties related to this data, you can connect additional data to
a feature source layer using a join on page 439.

Quick Reference
Connect Feature Source
Connects a feature source
Menu

Click File ➤ Connect To Data.

Icon
Connect
Command Line

MAPCONNECT

Task Pane

In Display Manager, right-click and click Connect to
Data

Repairing Broken Feature Connections
If a data file moves from its original location, you may get an error when you
open the map that references that data. For example, someone else might
create a map using an SDF file. That person then sends the map and SDF file
to you. If you store the SDF file with a different path name than the one used
by the original map creator, AutoCAD Map 3D will display an error.

Repairing Broken Feature Connections | 295

To resolve this problem, you need to reconnect the data using the correct
path. By doing so, you maintain styling information.
TIP To avoid this problem, use eTransmit to package and transfer files for a map.
Although this method does not work for database data (such as Oracle or SQL
Server data stores), it will preserve the connections of all file-based data, such as
SDF and SHP.
See also:
■

Using eTransmit on page 1139

To reconnect to feature data without losing styling information
1 In Data Connect, select the data connection that is broken.
For example, select SDF_1, if the first SDF connection is broken.
2 For Source File Or Folder, type or browse to the correct data store location.
3 Click Connect, but do not click Add.
Clicking Add creates a new layer in your map, without the styling
information from the original layer.

Bringing In Drawing Data From DWG Files
Your map can include drawing objects from the current drawing or from other
drawings. To include objects from other drawings, you must first attach those
drawings to your map.
NOTE To properly open a DWG file that was created with, or contains feature
source provider data, do not double-click the icon that represents the file. Click
File ➤ Open.

296 | Chapter 3 Bringing In Data

Each set of objects you select is stored in a layer in Display Manager. A layer
that includes drawing objects is a drawing layer on page 1748.
Drawing layers in Display Manager are different from “classic” AutoCAD layers
that you see in the AutoCAD Layer Properties Manager. AutoCAD users who
do not have AutoCAD Map 3D do not have Display Manager and so cannot
see Display Manager layers.
You style AutoCAD layers using the Layer Properties Manager. When you
bring in data by object class, location, property, or query, and store that data
in a Display Manager drawing layer, you can style and theme the layer using
Display Manager tools, and use the mapping and GIS tools available in
AutoCAD Map 3D.
See also:
■

Attaching a Drawing on page 146

■
■

Use these procedures to bring drawing objects into your map on page 300
To bring in drawing objects from AutoCAD layers in the current drawing
on page 301
To bring in drawing objects based on object classes in the current drawing
on page 303
To bring in drawing objects based on location on page 304
To bring in drawing objects based on object properties on page 307
To bring in drawing objects based on object data or external (SQL) data
on page 309
To bring in drawing objects based on object data on page 309
To bring in drawing objects based on external (SQL) data on page 310
To bring in drawing objects based on topology on page 312
To bring in drawing objects by combining query conditions on page 313

■
■
■
■
■
■
■
■

Overview of Bringing in Drawing Data From DWG Files
You can include drawing objects in your map so you can view, edit, style and
theme them.
You can select objects from the current drawing and from attached drawings.
For information about attached drawings, see Attaching Drawings on page
144.

Overview of Bringing in Drawing Data From DWG Files | 297

Each set of objects you select is stored in a drawing layer on page 1748 in Display
Manager.
When you create a
drawing layer based
on...

It includes...

From...

AutoCAD Layer on page
301

All the objects on the selected
AutoCAD layer

The current drawing

Object class on page 302

All the objects in the selected object
class

The current drawing

Topology on page 311

All the objects in the selected topology

The current drawing

Location on page 304

All the objects in the specified location

The current drawing, attached source drawings,
or a selected topology

Object property on page
306

All objects that have the selected
property, such as elevation, layer,
or area

The current drawing, attached source drawings,
or a selected topology

Attached data on page
308

All objects with the specified data,
such as object data or linked records
from an external database

The current drawing, attached source drawings,
or a selected topology

298 | Chapter 3 Bringing In Data

In this city map example, there are separate drawing layers for each set of
entities comprising the water system.

Use the Display Manager check boxes to turn off layers, which hides the objects on
that layer, or to turn off styles, which displays the drawing objects on that layer without
styles. For more information on styling drawing layers, see Overview of Styling Drawing
Layers on page 550.

Map Base
Objects in the current drawing that are not included in any layer are included
in the Map Base layer. You can hide all objects on this layer.
NOTE Objects from attached drawings that you have queried into the current
drawing using a standard query are added to the Map Base layer. To style these
objects separately in your map, create a query to bring them into the display.

Overview of Bringing in Drawing Data From DWG Files | 299

See also:
■

Attaching Drawings on page 144

■

Assigning Coordinate Systems on page 133

■

Bringing In Drawing Objects from AutoCAD Layers on page 301

■

Bringing In Drawing Objects by Object Class on page 302

■

Bringing In Drawing Objects Based on Topology on page 311

■

Bringing In Drawing Objects by Location on page 304

■

Bringing In Drawing Objects by Property on page 306

■

Bringing In Drawing Objects Based on Attached Data on page 308

■

Overview of Bringing In GIS Features on page 266

■

Overview of Adding Rasters and Surfaces on page 370

Use these procedures to bring drawing objects into your map
■

To bring in drawing objects from AutoCAD layers in the current drawing
on page 301

■

To bring in drawing objects based on object classes in the current drawing
on page 303

■

To bring in drawing objects based on location on page 304

■

To bring in drawing objects based on object properties on page 307

■

To bring in drawing objects based on object data or external (SQL) data
on page 309

■

To bring in drawing objects based on topology on page 312

Quick Reference
ADEQUERY
Controls defining, modifying, saving, loading, and executing a query
Menu

300 | Chapter 3 Bringing In Data

In the Classic workspace, click Setup menu ➤ More
DWG Options ➤ Define Query

Icon
Define Query
Command Line

ADEQUERY

Task Pane

In Map Explorer, right-clickCurrent
Query ➤ Define-or- Right-click a query ➤ Edit

Dialog Box

Define Query dialog box

Bringing In Drawing Objects from AutoCAD Layers
In your map, you can create a drawing layer on page 1748 in Display Manager
that includes all the objects from selected AutoCAD layers in the current
drawing.
For example, you can create a layer that includes all the fire hydrants by
selecting the HYDRANT AutoCAD layer.
You can organize layers into groups. Grouping layers lets you quickly turn off
the display of all the objects in the group.
TIP To select just some of the objects on an AutoCAD layer, use a query to add
the objects to your map and combine several conditions. For example, select only
the fire hydrants within 1000 meters of a corporation yard.
See also:
■

Combining Conditions on page 313

■

Bringing In Drawing Objects by Object Class on page 302

■

Bringing In Drawing Objects Based on Topology on page 311

■

Bringing In Drawing Objects by Location on page 304

■

Bringing In Drawing Objects by Property on page 306

■

Bringing In Drawing Objects Based on Attached Data on page 308

■

Bringing in GIS Features on page 265

To bring in drawing objects from AutoCAD layers in the current drawing
1 In Display Manager on page 1748, click Data ➤ Add Drawing Data ➤
Drawing Layer.

Bringing In Drawing Objects from AutoCAD Layers | 301

2 In the Select Layers dialog box on page 1368, select the AutoCAD layers
that include the objects to display.
AutoCAD Map 3D creates a layer in Display Manager for each AutoCAD
layer you select.
3 To group the layers, select Group Selection.
If you combine the layers in a group, you can turn the display of the
group on or off.
4 Click OK.
The new layer appears in Display Manager. All objects on the selected AutoCAD
layer are included in this layer. If you selected multiple AutoCAD layers,
multiple layers are created in your map. To see the objects, you may need to
zoom to the drawing extents. Click Map ➤ Drawings ➤ Zoom Drawing Extents.

Quick Reference
New Display Manager Layer - AutoCAD Layer
Creates a new layer from AutoCAD layers in Display Manager
Task Pane

In Display Manager, click Data ➤ Add Drawing
Data ➤ Drawing Layer

Dialog Box

Select Display Element dialog box

Bringing In Drawing Objects by Object Class
In your map, you can create a drawing layer on page 1748 in Display Manager
that includes all the objects in an object class in the current drawing.
For example, to create a layer that includes all the primary roads, select the
PRIMARY_ROADS object class.
You can organize layers into groups. Grouping layers lets you quickly turn off
the display of all the objects in the group.
TIP To select just some of the objects in an object class, use a query to add the
objects to your map and combine conditions. For example, you can select only
the primary roads in the West quadrant of the county.

302 | Chapter 3 Bringing In Data

See also:
■

Combining Conditions on page 313

■

Bringing In Drawing Objects from AutoCAD Layers on page 301

■

Bringing In Drawing Objects Based on Topology on page 311

■

Bringing In Drawing Objects by Location on page 304

■

Bringing In Drawing Objects by Property on page 306

■

Bringing In Drawing Objects Based on Attached Data on page 308

■

Bringing in GIS Features on page 265

To bring in drawing objects based on object classes in the current drawing
1 In Display Manager on page 1748, click Data ➤ Add Drawing Data ➤ Object
Class.
2 In the Select Classes dialog box on page 1368, select the object classes that
include the objects to display.
AutoCAD Map 3D creates a layer in Display Manager for each object class
you select.
3 To group the object class layers, select Group Selection.
If you combine the layers in a group, you can turn the display of the
group on or off.
4 Click OK.
The new layer appears in Display Manager. All objects in the selected object
class are included in this layer. If you selected multiple object classes, multiple
layers are created. To see the objects, you may need to zoom to the drawing
extents. Click Map ➤ Drawings ➤ Zoom Drawing Extents.

Quick Reference
New Display Manager Layer - Object Class
Creates a new object class layer in the Display Manager
Task Pane

In Display Manager, click Data ➤ Add Drawing
Data ➤ Object Class...

Bringing In Drawing Objects by Object Class | 303

Dialog Box

Select Feature Classes dialog box

Bringing In Drawing Objects by Location
In your map, you can create a drawing layer on page 1748 in Display Manager
that includes the objects in a specified location. You can select from objects
in the current map, in attached drawings, or in a topology.
For example, you can select all utility poles within 100 feet of a specified road
or all parks within a specified quadrant of the city.
TIP You can use a query to combine a location condition with other conditions.
For example, you can find all parcels that are zoned residential and are within 500
meters of a contaminated well.
See also:
■

Attaching Drawings on page 144

■

Combining Conditions on page 313

■

Bringing In Drawing Objects from AutoCAD Layers on page 301

■

Bringing In Drawing Objects by Object Class on page 302

■

Bringing In Drawing Objects Based on Topology on page 311

■

Bringing In Drawing Objects by Property on page 306

■

Bringing In Drawing Objects Based on Attached Data on page 308

■

Bringing in GIS Features on page 265

To bring in drawing objects based on location
1 Do one of the following:
■

In Display Manager on page 1748, click Data ➤ Add Drawing Data ➤
Query Current Drawing.

■

In Display Manager, click Data ➤ Add Drawing Data ➤ Query Source
Drawing. Be sure you have attached on page 144 the DWG files to
query.

■

In Display Manager, click Data ➤ Add Drawing Data ➤ Query
Topology.

304 | Chapter 3 Bringing In Data

2 In the Define Query dialog box on page 1572, click Location.
3 In the Location Condition dialog box on page 1584, select a boundary to
determine the type of area to query.
Select Fence to specify a new polyline; select Polyline to use an existing
polyline.
4 Choose a selection type:
■

Inside includes only objects that are completely inside the boundary.

■

Crossing includes all objects that are inside the boundary or crossing
the boundary.

5 If you select the Polyline boundary, specify a polyline mode.
6 To define the coordinates of the boundary, click Define and use any
AutoCAD Map 3D selection method to define the boundary.
7 Click OK.
8 Optionally, define another condition. See Combining Conditions on
page 313.
9 In the Define Query dialog box, click OK.
The new layer appears in Display Manager. Objects that meet the conditions
of the query are included in this layer. To see the objects, you may need to
zoom to the drawing extents. Click Map ➤ Drawings ➤ Zoom Drawing Extents.

Quick Reference
New Display Manager Layer - Query
Creates a new query layer in Display Manager
Task Pane

In Display Manager, click Data ➤ Add Drawing Data
and then select a query type

Dialog Box

Define Query dialog box

Bringing In Drawing Objects by Location | 305

Bringing In Drawing Objects by Property
In your map, you can create a drawing layer on page 1748 in Display Manager
that includes objects that have a specific property. You can select from objects
in the current map, or from objects in attached drawings.
For example, you can select all roads with a dashed linetype.
TIP You can combine a property condition with other conditions to create very
specific queries. For example, you could find all parcels that are zoned Residential
and have an elevation lower than 50.
Additional Information
■

If an object has the property set to BYLAYER, it will be selected only if you
set the search value to BYLAYER.
For example, if you search for a DASHED linetype, you will get only objects
that have the linetype set to DASHED; you will not get objects that have
that linetype because they reside on a layer with a DASHED linetype. To
get these objects, you must set the search value to BYLAYER.

■

Custom objects will not appear in the Object Type values list until you
load the DBX module for the object.

■

Because topology information is stored in object data, use a data condition
to search for the following properties of topology objects: area, length,
perimeter, direction, direct resistance, and reverse resistance.

See also:
■

Attaching Drawings on page 144

■

Combining Conditions on page 313

■

Bringing In Drawing Objects from AutoCAD Layers on page 301

■

Bringing In Drawing Objects by Object Class on page 302

■

Bringing In Drawing Objects Based on Topology on page 311

■

Bringing In Drawing Objects by Location on page 304

■

Bringing In Drawing Objects Based on Attached Data on page 308

■

Bringing in GIS Features on page 265

306 | Chapter 3 Bringing In Data

To bring in drawing objects based on object properties
1 Do one of the following:
■

In Display Manager on page 1748, click Data ➤ Add Drawing
Data ➤ Query Current Drawing.

■

In Display Manager, click Data ➤ Add Drawing Data ➤ Query Source
Drawing. Be sure you have attached on page 144 the DWG files to
query.

■

In Display Manager, click Data ➤ Add Drawing Data ➤ Query
Topology.

2 In the Define Query dialog box on page 1572, click Property.
3 In the Property Condition dialog box on page 1589, select a property.
4 Select an operator.
For some properties, such as layer, the only available operator is = (equal).
5 Enter a value for the property.
To select from a list of values, click Values. For example, if you select the
layer property, click Values to display a list of layers in the drawings.
You can use wild-card characters to enter values for the following
properties: Block Name, Color, Text Style, Object Type, Group, Layer,
Feature Class, Linetype, and Plotstyle.
6 Click OK.
7 Optionally, define another condition. See Combining Conditions on
page 313.
8 In the Define Query dialog box, click OK.
The new layer appears in Display Manager. Objects that meet the conditions
of the query are included in this layer. To see the objects, you may need to
zoom to the drawing extents. Click Map ➤ Drawings ➤ Zoom Drawing Extents.

Quick Reference
New Display Manager Layer - Query
Creates a new query layer in Display Manager

Bringing In Drawing Objects by Property | 307

Task Pane

In Display Manager, click Data ➤ Add Drawing Data
and then select a query type

Dialog Box

Define Query dialog box

Bringing In Drawing Objects Based on Attached Data
In your map, you can add a drawing layer on page 1748 in Display Manager that
contains objects based on attribute data associated with the object, for example,
object data or data in a linked external database. Select from objects in the
current map, or from objects in attached drawings.
For example, if you have a linked database that lists pavement surfaces, you
can select all objects with a gravel pavement surface.
TIP Combine a data condition with other conditions to create very specific queries.
For example, you could find all parcels that are zoned Residential and are within
500 yards of a contaminated well.
Notes
■

You cannot retrieve objects based on constant block attributes.

■

For Data queries, the Database Link option tests the link data stored on
the object, not the data in the database table. To retrieve objects based on
data in the linked database table, create a SQL condition.

■

Because topology information is stored in object data, use a data condition
to search for the following properties of topology objects: area, length,
perimeter, direction, direct resistance, and reverse resistance.

See also:
■

Attaching Drawings on page 144

■

Combining Conditions on page 313

■

Bringing In Drawing Objects from AutoCAD Layers on page 301

■

Bringing In Drawing Objects by Object Class on page 302

■

Bringing In Drawing Objects Based on Topology on page 311

■

Bringing In Drawing Objects by Location on page 304

■

Bringing In Drawing Objects by Property on page 306

308 | Chapter 3 Bringing In Data

■

Bringing In Drawing Objects Based on Attached Data on page 308

■

Bringing in GIS Features on page 265

■

To bring in drawing objects based on object data or external (SQL) data
on page 309

■

To bring in drawing objects based on object data on page 309

■

To bring in drawing objects based on external (SQL) data on page 310

To bring in drawing objects based on object data or external (SQL) data
■

To select objects based on object data on page ?

■

To select objects based on external (SQL) data on page ?

To bring in drawing objects based on object data
1 Do one of the following:
■

In Display Manager on page 1748, click Data ➤ Add Drawing
Data ➤ Query Current Drawing.

■

In Display Manager, click Data ➤ Add Drawing Data ➤ Query Source
Drawing. Be sure you have attached on page 144 the DWG files to
query.

■

In Display Manager, click Data ➤ Add Drawing Data ➤ Query
Topology.

2 In the Define Query dialog box on page 1572, click Data.
3 In the Data Condition dialog box on page 1570, select the type of data to
use.
4 Specify the location of the data.
■

To retrieve objects based on object class, in the Class list, select the
object class of the objects to retrieve. Under Properties, select the
specific properties to query.

■

To retrieve objects based on object data, select the table and field to
query.
If two attached drawings have a table with the same name, AutoCAD
Map 3D recognizes only the fields defined in the first drawing you
activate.

Bringing In Drawing Objects Based on Attached Data | 309

■

To retrieve objects based on database link data, in the Link Template
list, select the link template associated with the objects to retrieve.
Under Key Columns, select the key column to query.
To search for objects in attached drawings, only link templates defined
in your attached drawing are displayed in the list.

■

To retrieve objects based on block attribute information, in the Blocks
list, select the block that contains the attribute tag information to
query. Under Attribute Tags, select the attribute tag to query, or select
* in the Blocks list to see a list of all the attribute tags of all the blocks
in the active drawing.

5 Select an operator.
When you query database link data, only the = operator is available.
6 Enter the data value.
You can use wild-card characters for Value. For more information about
wild cards, see Wildcard Characters on page 1278.
7 Click OK.
8 In the Define Query dialog box, click OK.
NOTE Before you execute a query with a SQL condition, verify that the appropriate
data source is attached and connected.
To bring in drawing objects based on external (SQL) data
1 Do one of the following:
■

In Display Manager on page 1748, click Data ➤ Add Drawing
Data ➤ Query Current Drawing.

■

In Display Manager on page 1748, click Data ➤ Add Drawing
Data ➤ Query Source Drawing. Be sure you have attached on page
144 the DWG files to query.

■

In Display Manager on page 1748, click Data ➤ Add Drawing
Data ➤ Query Topology.

2 In the Define Query dialog box on page 1572, click SQL.
3 In the SQL Link Condition dialog box on page 1601, select the link template
for the table to search.

310 | Chapter 3 Bringing In Data

If you chose Attached Drawings in Step 1, the link template list includes
only link templates for active attached drawings. If the link template is
not listed, verify that it is defined in the attached drawing.
4 Create a SQL condition by selecting a column, an operator, and a value.
To type the condition, click Type Condition.
5 Click Add Condition to add the condition to the Current SQL Condition
list.
6 To add more conditions, select And or Or. Create another condition.
7 When you finish building the SQL condition, click OK.
8 Optionally, define another condition. See Combining Conditions on
page 313.
9 In the Define Query dialog box, click OK.
The new layer appears in Display Manager. Objects that meet the conditions
of the query are included in this layer. To see the objects, you may need to
zoom to the drawing extents. Click Map ➤ Drawings ➤ Zoom Drawing Extents.

Quick Reference
New Display Manager Layer - Query
Creates a new query layer in Display Manager
Task Pane

In Display Manager, click Data ➤ Add Drawing Data
and then select a query type

Dialog Box

Define Query dialog box

Bringing In Drawing Objects Based on Topology
You can create a drawing layer on page 1748 in Display Manager that includes
all the objects in a topology.
For example, to create a layer that includes all the objects in the Streets
topology, select the STREETS topology.
You can organize layers into groups. Grouping layers lets you quickly turn off
the display of all the objects in the group.

Bringing In Drawing Objects Based on Topology | 311

TIP To select just some of the objects in a topology, combine conditions. For
example, you could find only the streets with four or more lanes.
See also:
■

Attaching Drawings on page 144

■

Combining Conditions on page 313

■

Bringing In Drawing Objects from AutoCAD Layers on page 301

■

Bringing In Drawing Objects by Object Class on page 302

■

Bringing In Drawing Objects by Location on page 304

■

Bringing In Drawing Objects by Property on page 306

■

Bringing In Drawing Objects Based on Attached Data on page 308

■

Creating Topologies on page 689

To bring in drawing objects based on topology
1 In Display Manager on page 1748, click Data ➤ Add Drawing
Data ➤ Topology.
2 In the Select Display Element dialog box on page 1368, select the topologies
that include the objects to display.
AutoCAD Map 3D creates a layer in Display Manager for each topology
you select.
3 To group topology layers, select Group Selection.
If you combine the layers in a group, you can turn the display of the
group on or off.
4 Click OK.
The new layer appears in Display Manager. All objects in the selected topology
are included in this layer. If you selected multiple topologies, multiple layers
are created. To see the objects, you may need to zoom to the drawing extents.
Click Map ➤ Drawings ➤ Zoom Drawing Extents.

Quick Reference
New Display Manager Layer - Topology

312 | Chapter 3 Bringing In Data

Creates a new topology layer in Display Manager
Task Pane

In Display Manager, click Data ➤ Add Drawing
Data ➤ Topology...

Dialog Box

Select Display Element dialog box

Combining Conditions
You can combine query conditions to select specific drawing objects for a new
drawing layer on page 1748 in Display Manager.
For example, you can combine a layer condition with a location condition to
find utility lines in the West quadrant of a city.
You can select from objects in the current map, in attached drawings, or in a
topology.
See also:
■

Attaching Drawings on page 144

■

Bringing In Drawing Objects from AutoCAD Layers on page 301

■

Bringing In Drawing Objects by Object Class on page 302

■

Bringing In Drawing Objects Based on Topology on page 311

■

Bringing In Drawing Objects by Location on page 304

■

Bringing In Drawing Objects by Property on page 306

■

Bringing In Drawing Objects Based on Attached Data on page 308

To bring in drawing objects by combining query conditions
1 Do one of the following:
■

In Display Manager on page 1748, click Data ➤ Add Drawing
Data ➤ Query Current Drawing.

■

In Display Manager, click Data ➤ Add Drawing Data ➤ Query Source
Drawing. Be sure you have attached on page 144 the DWG files to
query.

■

In Display Manager, click Data ➤ Add Drawing Data ➤ Query
Topology.

Combining Conditions | 313

2 In the Define Query dialog box on page 1572, create the first condition by
clicking Query Type.
■

Location — Selects objects based on their location. Click Zoom Ext
to zoom to the extents of all active attached drawings.

■

Property — Selects objects based on an object property, such as layer,
color, or area.

■

Data — Selects objects based on object class, object properties, database
links, object data, or attributes.

■

SQL — Selects objects based on linked external data.

When you finish defining the condition, you return to the Define Query
dialog box with the condition listed in the Current Query area.
3 Before you create the next condition, select a joining operator.
■

And — Finds objects only if both conditions are true.

■

Or — Finds objects if either condition is true.

■

And Not — Finds objects only if the first condition is true and the
second condition is false.

■

Or Not — Finds objects if either the first condition is true or the second
condition is false.

4 Create the next condition by clicking Query Type.
5 Continue to create conditions.
6 To group conditions, select the first and last condition in the group. Click
Group. Conditions inside the parentheses are evaluated first.
7 When you finish defining conditions, click OK.
The new layer appears in Display Manager. Objects that meet the conditions
of the query are included in this layer. To see the objects, you may need to
zoom to the drawing extents. Click View ➤ Extents.

Quick Reference
New Display Manager Layer - Query
Creates a new query layer in Display Manager

314 | Chapter 3 Bringing In Data

Task Pane

In Display Manager, click Data ➤ Add Drawing Data
and then select a query type

Dialog Box

Define Query dialog box

Converting Data From Other Formats to Drawing
Objects
You can import maps from other formats into AutoCAD Map 3D. The imported
data is brought into the current drawing and the geometry is converted to
drawing objects . The attribute data and display options associated with the
objects can also be imported.
In addition, you can specify an area of the map to import, assign incoming
objects to existing object classes, and automatically perform a coordinate
conversion on the objects as they are imported.
When you directly access data through FDO (using Data Connect), you make
all edits and changes directly to the source. When you import data, you bring
in a copy of the data and you cut the connection to the data source. Your
changes are made only to the copy in your map.
See also:
■

Supported Import Formats on page 323

■

Bringing in GIS Features on page 265

■

Converting and Exporting on page 1164

■

Digitizing Maps on page 1353

■
■
■
■
■
■
■
■
■
■
■

To import data from other formats on page 318
To style drawing data on import on page 321
To specify an area to import on page 351
To specify an AutoCAD layer during import on page 353
To assign an object class to an input layer on page 355
To perform a coordinate conversion on page 357
To specify the data to import on page 359
To specify how to import points on page 361
To import polygons on page 363
To create centroids for polygons and closed polylines on page 366
To import objects with links to an external database on page 367

Converting Data From Other Formats to Drawing Objects | 315

■

To import a file with attribute data and display the data as text on page
368

Overview of Converting Geospatial Data to Drawing
Objects
During import, AutoCAD Map 3D copies data from the input file into the
active AutoCAD Map 3D drawing and converts the data to drawing objects.

Connecting to Data Directly vs. Importing
You can work with your data using Data Connect or by importing it.
When you use Data Connect (from Display Manager), you view and edit data
in its source. Edits are saved back to the source. The data stays in its original
location.
When you import data, you make a copy of the data and bring that copy into
your map. When you edit the data, you are editing the copy. The original data
is unchanged.
For some formats, such as MicroStation Design (DGN), Arc/INFO, and SDF 2
(Autodesk MapGuide 6.5 and earlier), you can only import and export the
data. For most other formats, you can either connect directly to the data or
use import and export.
For more information, see Overview of Bringing In GIS Features on page 266.

Before You Import a File
Before you import a file, determine the following:
■

Determine whether to limit the import to the current display area or to
an area that you define.

■

Decide where to put objects: on an existing layer in the map, on a new
layer, or on a layer specified in the file you are importing.

■

Determine which incoming data values to use to populate the object class
data fields, and decide how to handle data values that don't fall within
the acceptable object class range (keep them as-is or assign them default
object class values).

316 | Chapter 3 Bringing In Data

■

Assign a coordinate system to the current AutoCAD Map 3D drawing. You
need to know which coordinate system is used with the input files.

■

Determine whether to import the data as object data or as external data,
and whether to use an existing table or create a new one.

■

Import point objects as points, text, or blocks. When you import as blocks,
be sure you've copied the block you want into the AutoCAD Map 3D
drawing.

Supported Formats
For information on importing specific formats, see the following:
■

Importing Autodesk SDF (Spatial Data Files) on page 323 (version 3,
MapGuide Enterprise)

■

Importing Autodesk SDF 2 on page 325

■

Importing DXF Files on page 327

■

Importing ESRI Arc/INFO Coverages on page 330

■

Importing From ESRI ArcSDE on page 327

■

Importing ESRI ShapeFiles on page 333

■

Importing Geographic Markup Language (GML) Files on page 347

■

Importing MapInfo MIF/MID Files on page 335

■

Importing MapInfo TAB Files on page 338

■

MicroStation Design (DGN) Versions 7 and 8 on page 340

■

Oracle on page 345

■

Importing SDTS (Spatial Data Transfer Standard) Files on page 349

■

Importing VPF (Vector Product Format) Files on page 350

See also:
■

Bringing in GIS Features on page 265

■

Converting and Exporting on page 1164

■

Digitizing Maps on page 1353

Overview of Converting Geospatial Data to Drawing Objects | 317

To import data from other formats
1 Do one of the following:
■

If you are importing data from an Oracle or ArcSDE data source, Click
File ➤ Create DWG From ➤ FDO Connection.
You cannot use the rest of this procedure. Instead, see Importing From
Oracle on page 345 or Importing From ESRI ArcSDE on page 327.

■

If you are importing an SDF file, click Click File ➤ Create DWG
From ➤ Autodesk SDF.

■

If you are importing an Autodesk SDF 2 file, click File menu ➤ Create
DWG From ➤ Autodesk SDF 2 (MapGuide 6.x).
Do not follow the rest of this procedure. Instead, see Importing
Autodesk SDF 2 on page 325.

■

If you are importing a DXF file, Click File ➤ Open. Change Files of
Type to DXF.
Select the file you want and click Open. Do not follow the rest of this
procedure.

■

If you are importing any other file type, Click File ➤ Create DWG
From ➤ Map 3D Import.
Continue with the steps below.

2 In the Import Location dialog box, under Files Of Type, select the format
of the map to import.
3 Select the file or folder to import. Click OK.
4 For formats with additional options, in the Import dialog box, click Driver
Options.
For more information about the formats with additional options and
their associated driver options, see one of the following:
■

Importing ESRI ShapeFiles on page 333

■

Importing ESRI Arc/INFO Coverages on page 330

■

Importing Geographic Markup Language (GML) Files on page 347

■

Importing MapInfo MIF/MID Files on page 335

■

Importing MapInfo MIF/MID Files on page 335

■

MicroStation Design (DGN) Versions 7 and 8 on page 340

■

Importing SDTS (Spatial Data Transfer Standard) Files on page 349

318 | Chapter 3 Bringing In Data

■

Importing VPF (Vector Product Format) Files on page 350

NOTE Change any driver options before you modify other settings in the
Import options dialog box. Changing driver options can invalidate other
changes you've made in this dialog box.
5 In the Import dialog box on page 1446, under Spatial Filter, specify whether
to limit the area where data will be imported:
■

None — Place no area limits on the incoming file.

■

Current Display — Limit the import to the current drawing area.

■

Define Window — Limit the import to an area you define. To use this
option, click Select. Respond to the prompts to define the area.

6 Specify the import settings for each input layer (sometimes called a theme,
level, or file).
■

Drawing Layer on page 353— Select a target layer for each layer in the
incoming file.

■

Object Class on page 355— Assign incoming objects to an existing
object class and map incoming attribute data to the data fields in the
object class. The Object Class fields are available only if you have
object classes defined in your map. For more information about setting
up object classes, see Setting Up Object Classification on page ?.

■

Input Coordinate System on page 357— Specify the coordinate system
of the incoming file. If the AutoCAD Map 3D drawing has a coordinate
system assigned to it, incoming objects are converted to the coordinate
system of the drawing.

■

Data on page 359— For each layer, specify how to import data.

■

Points on page 361— For each layer, specify how to treat incoming
point objects.

NOTE If you import points that you assigned to an object class with a
creation method of Blocks, use the Points column to convert the points to
blocks so the objects can be classified. Object classification does not
automatically convert points to blocks.
7 By default, polygons are imported as polygon objects. To import them
as closed polylines, select Import Polygons As Closed Polylines.

Overview of Converting Geospatial Data to Drawing Objects | 319

8 If you assigned incoming objects to object classes and want to use the
object class defaults for any incoming data that is out of the defined
object class range, select Use Class Defaults For Out Of Range Values.
If you do not select this option, incoming data will be imported as is,
which may include some out of range values. If you later view the data
on the Object Class tab of the Properties palette, AutoCAD Map 3D
automatically modifies the data, using defaults as needed, so that the
data is in range and properly classified.
9 To save your settings as a profile, click Save. Saved profiles can be loaded
when you import other files, and they can be used to automate
command-line scripts.
10 Click OK to begin the import process.
If you cancel the Import operation, all objects imported prior to canceling
will remain in the AutoCAD Map 3D drawing. You can delete these objects
and any associated data.

Notes and Warnings
■

To copy the contents of a field, right-click in the field to copy and click
Copy. Right-click in the target field and click a Paste option. To copy the
contents of a field to all other layers, right-click in the field to copy and
click Paste To All Layers.

■

When pasting into Object Class fields, the object class name and the data
mappings are pasted separately. The paste data mappings options are
available only if the same fields exist in the incoming data for all mapped
fields.

■

You cannot copy a "By Data" or "ACAD_TEXT" setting.

Quick Reference
MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

320 | Chapter 3 Bringing In Data

Click File ➤ Create DWG From ➤ Map 3D Import..

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

MAPIMPORTFDO
Import FDO data.
Menu

Click File ➤ Create DWG From ➤ FDO Connection....

Command Line

MAPIMPORTFDO

Styling Drawing Data Converted From a Geospatial Data
Store
When you convert data from a geospatial format to DWG format, you can set
up appropriate DWG layers and styling information for the incoming data
automatically. This allows you to send out appropriately styled drawing files
to AutoCAD users.
You use AutoCAD layers to set up the styles. You can also create blocks,
linetypes, and other elements you need for styling. You save these items in a
drawing template, and then create a new map using that template to hold the
imported data.
To style drawing data on import
1 Create a drawing file in AutoCAD Map 3D that defines all the coordinate
system, layers, blocks, linetypes, and other elements you need for styling.
■

In Map Explorer, right-click Current Drawing ➤ Coordinate System
and specify the coordinate system.

■

To create layers, -For information about creating block and other elements, see the
AutoCAD Help.

2 Change the properties of the layer to reflect the styling you want.
For more information about styling layers, see Overview of Styling
Drawing Layers on page 550.

Styling Drawing Data Converted From a Geospatial Data Store | 321

3 Save the resulting drawing as a template (DWT) file.
■

Click File ➤ Save As.

■

In the Files Of Type list, choose AutoCAD Drawing Template (*.dwt).

■

Name and save the file.

■

Set the template options (English or Metric and New Layer
Notification) and click OK. For more information about these options,
see the AutoCAD Help.

4 When you are ready to import the data, create a new map using the
template you created.
■

Click File ➤ New.

■

Select the template you created and click OK.

5 Import the data into the new file.
■

Click File ➤ Create DWG From ➤ Map 3D Import.

■

Specify the file to import and click OK.

6 In the Import dialog box on page 1446, under Import Properties For Each
Layer Imported, specify the import settings for each input layer
(sometimes called a theme, level, or file).
■

Drawing Layer on page 353— Select a target layer for each layer in the
incoming file.

■

Object Class on page 355— Assign incoming objects to an existing
object class and map incoming attribute data to the data fields in the
object class. The Object Class fields are available only if you have
object classes defined in your map. For more information about setting
up object classes, see Setting Up Object Classification on page ?.

■

Input Coordinate System on page 357— Specify the coordinate system
of the incoming file. If the AutoCAD Map 3D drawing has a coordinate
system assigned to it, incoming objects are converted to the coordinate
system of the drawing.

■

Data on page 359— For each layer, specify how to import data.

■

Points on page 361— For each layer, specify how to treat incoming
point objects.

322 | Chapter 3 Bringing In Data

NOTE If you import points that you assigned to an object class with a
creation method of Blocks, use the Points column to convert the points to
blocks so the objects can be classified. Object classification does not
automatically convert points to blocks.
7 Click OK.
8 Click Map ➤ Drawings ➤ Zoom Drawing Extents.
The imported objects use the styling information specified in your
template.

Quick Reference
MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

Click File ➤ Create DWG From ➤ Map 3D Import..

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

Supported Import Formats
Importing Autodesk SDF (Spatial Data Files)
SDF is a native Autodesk file-based geospatial format that is optimized for
storing large, classified data sets.
SDF is similar to SHP format in that it contains both spatial data and attribute
data. However, unlike SHP, it stores both types of data in a single file rather
than a set of files.
When drawing data is stored as SDF, you can use Autodesk MapGuide
Enterprise 2007 to style and publish the data to the Internet. You can also
publish map data directly to MapGuide on page 1140, without exporting to SDF.

Supported Import Formats | 323

Versions
The current version, which works with AutoCAD Map 3D and Autodesk
MapGuide Enterprise, is SDF version 3. AutoCAD Map 3D refers to this version
as “SDF.”
SDF version 2 is still supported by MapGuide 6.5 (and earlier releases), and
AutoCAD Map 3D can import and export SDF 2 using a separate import/export
interface.

Advantages
SDF has the following advantages over DWG:
■

It stores and manages an order of magnitude more data than DWG

■

It is very fast, allowing Autodesk applications, such as AutoCAD Map 3D
and MapGuide, to read and display tens of thousands of features per second.

■

It provides the power of a database without the overhead and cost of a full
relational database management system (RDBMS) such as SQL Server or
Oracle.

■

An SDF file can store a single feature class, or it can store multiple feature
classes.

■

It is easy to manage, providing access to the database schema.

Importing
When importing SDF, you can import each feature class in the SDF to a separate
layer. You can specify how you want to bring in attribute data and points.
You can also set an option to import polygons as closed polylines.

Driver Options
SDF has no import driver options.
See also:
■

Customizing the Import and Export .ini Files on page 240

To import an SDF file
■

Import from SDF on page 316 – Imports from SDF (version 3).

324 | Chapter 3 Bringing In Data

■

Import from SDF 2 on page 325– Imports from SDF (version 2).

To access and work with SDF
■

Connect to SDF on page 287– Allows you to view and edit the SDF data live
in its native format (SDF version 3).

Quick Reference
MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

Click File ➤ Create DWG From ➤ Map 3D Import..

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

Importing Autodesk SDF 2
While importing SDF 2 files (Autodesk MapGuide 6.5 and earlier), you can
perform coordinate conversions, create object data tables from the key, name,
and URL fields, and create hyperlinks on imported objects. Import a selected
portion of the SDF by specifying four corner points of an area.
NOTE SDF 2 files can only be imported (and exported). They cannot be accessed
using Data Connect. However, SDF 3 files, using the new MapGuide technology,
use Data Connect. For information, see To bring in features from SDF on page
288.
See also:
■

Importing Autodesk SDF (Spatial Data Files) on page 323

■

Exporting DWG Data to SDF2 Format on page 1175

■

Bringing In Features from SDF on page 287

Supported Import Formats | 325

To import SDF 2 files
1 Click File menu ➤ Create DWG From ➤ SDF 2 (Autodesk MapGuide
6.x).
2 In the Autodesk MapGuide Import dialog box, select a file. Click Open.
3 In the Autodesk MapGuide Import dialog box on page 1320, under Import
Layer, select the target AutoCAD layer for the SDF information.
To create a new AutoCAD layer, click Create New Layer.
4 Under Coordinate Conversion, select Convert From. Enter a coordinate
system code.
To select the code from a list, click Select Coordinate System.
5 Under Data Elements, select Assign To Object Data Table. Specify the
object data table and fields.
To create a new table or field, click Create New Table or Create New Field.
6 Optionally, under Data Elements, select Create Hyperlinks From URL.
7 Under Import By Location, select Define An Area To Import From The
SDF File and enter the coordinates for the area to import.
The coordinates must be in the coordinate system of the SDF file.
8 To save your settings as a profile, click Save.
9 Click OK.
The objects in the SDF file are imported into the drawing.

Quick Reference
MAPSDFIN
Imports an SDF 2 format file from Autodesk MapGuide 6.5 or earlier
Menu

Click File ➤ Create DWG From ➤ Autodesk SDF 2
(MapGuide 6.x).

Command Line

MAPSDFIN

Dialog Box

Autodesk MapGuide Import dialog box

326 | Chapter 3 Bringing In Data

Importing DXF Files
You can use DXF files created by other applications to bring information into
AutoCAD Map 3D. When you import objects from DXF files, they do not have
links to other objects or to data. For example, a polygon that encloses a parcel
ID is not linked to the parcel ID except visually. Data imported from a DXF
file does not have any links to object data or external databases.
You cannot attach a source drawing to a DXF file or attach DXF files to another
drawing.
See also:
■

Saving Drawing Objects to a DXF File on page 1202

To import a DXF file
1 Click File ➤ Open.
2 In the Select File dialog box, under Files Of Type, select DXF (*.dxf).
3 Select the file. Click Open.

Quick Reference
OPEN
Opens an existing drawing file
Menu

File menu ➤ Open

Icon
Open Drawing
Command Line

OPEN

Importing From ESRI ArcSDE
You can import data from a connected ESRI ArcSDE database into your map
DWG. Using this option, your data will be imported as drawing objects. The
data will be a snapshot of your ArcSDE data. You can also make a live
connection with ArcSDE (one where edits will go into the database.

Supported Import Formats | 327

See also:
■

Bringing In Features from ArcSDE on page 274

To import data from an ESRI ArcSDE data source
1 Before moving ArcSDE data into your map, assign a coordinate system
to the map. This lets you position your data accurately in a real-world
geographic location and align imported survey or GPS point data.
2 In Display Manager on page 1748, click Data ➤ Connect To Data.
For more information, see Bringing In Features from ArcSDE on page 274
NOTE Follow the steps up until clicking Connect; then stop. Do not add the
features to your map.
3 Click File ➤ Create DWG From ➤ FDO Connection.
4 In the Map Import From FDO dialog box, select the ArcSDE data source
connection from which to import data.
5 Click OK.
6 In the Import dialog box on page 1446, review the Current Drawing
Coordinate System to make sure it’s correct.
7 Under Spatial Filter, specify whether to limit the area where data will be
imported:
■

None — Place no area limits on the incoming file.

■

Current Display — Limit the import to the current drawing area.

■

Define Window — Limit the import to an area you define. To use this
option, click Select. Respond to the prompts to define the area.

8 Specify the import settings for each input layer:
■

Drawing Layer on page 353— Select a target layer for each layer in the
incoming file.

■

Object Class on page 355— Assign incoming objects to an existing
object class and map incoming attribute data to the data fields in the
object class. The Object Class fields are available only if you have
object classes defined in your map. For more information about setting
up object classes, see Setting Up Object Classification on page ?.

328 | Chapter 3 Bringing In Data

■

Input Coordinate System on page 357— Specify the coordinate system
of the incoming file. If the AutoCAD Map 3D drawing has a coordinate
system assigned to it, incoming objects are converted to the coordinate
system of the drawing.

■

Data on page 359— For each layer, specify how to import data.

■

Points on page 361— For each layer, specify how to treat incoming
point objects.

NOTE If you're importing points and have assigned them to an object class
with a creation method of Blocks, you must use the Points column to convert
the points to blocks so that the objects can be classified. Object classification
does not convert points to blocks for you.
9 By default, polygons are imported as polygon objects. To import them
as closed polylines, select Import Polygons As Closed Polylines.
10 If you assigned incoming objects to object classes and want to use the
object class defaults for any incoming data that's out of the defined object
class range, select Use Class Defaults For Out Of Range Values.
If you do not select this option, incoming data will be imported as is,
which may include some out of range values. If you later view the data
on the Object Class tab of the Properties palette, AutoCAD Map 3D
automatically modifies the data, using defaults as needed, so that the
data is in range and properly classified.
11 To save your settings as a profile, click Save. These saved profiles can be
loaded when you import other files, and they can be used to automate
command-line scripts.
12 Click OK to begin the import process.
If you cancel the import operation, all objects imported prior to canceling
will remain in the AutoCAD Map 3D drawing. You can delete these objects
and any associated data.

Quick Reference
MAPIMPORTFDO
Import FDO data.

Supported Import Formats | 329

Menu

Click File ➤ Create DWG From ➤ FDO Connection....

Command Line

MAPIMPORTFDO

Importing ESRI Arc/INFO Coverages
AutoCAD Map 3D supports Arc/INFO version 7.2, 7.3, and 8.x, and E00.

Importing
Arc/INFO stores coverages on your hard disk as a directory of files.
In the coverage directory, each file contains specific data pertaining to the
coverage. For example, ARC files contain coordinates for arcs and LAB files
contain the coordinates for label points.
NOTE ARC files also contain TIC and Bounds settings. For import, these are driver
options, and are not imported or displayed by default. Tics are points with known
real-world coordinates. Coverages use tics to ensure that stacked coverages and
adjoining tiled coverages align accurately.
The following table shows how coverage features are translated to drawing
objects on import:
Coverage Feature

Drawing Object

Point

Point on _point layer, PAT attributes in object data
or in an external database.

Arc

Sketch on _arc layer, AAT attributes in object data
or in an external database.

Polygon

Closed polyline on _poly layer, PAT in object data
attached to polyline. In addition, all segments are
duplicated as sketches on the _arc layer.

Point, Arc, and Polygon with FAT
(feature allocation table) in dBASE

Geometry converted as above, attribute in object
data.

Annotation

Text on _text layer. Text arrows on _textarrow layer.

330 | Chapter 3 Bringing In Data

Coverage Feature

Drawing Object

Tics

Points on _tic layer, attributes in object data.

Importing Restrictions
The following features are not supported when importing an Arc/INFO coverage
into a drawing:
■

feature attribute tables

■

text attributes

■

route systems

■

address files

■

turntables

■

LOG files

■

fonts

■

symbols

■

linetypes

■

shades

If a coverage has a field that describes Z values, commonly SPOT or
ELEVATION, the field is treated only as an attribute. It is not translated into
a Z value. You may be able to use a property alteration query to change the
elevation of the resulting drawing objects. (This will depend on the object
type. Elevation is not supported for all object types.)
When importing polygon coverages, polygon areas may be imported as closed
polylines. If you plan to recreate the topology in AutoCAD Map 3D, use the
MAPCREATECENTROIDS command to create centroids and move any attribute
data from the polyline or polygon to the centroids. Use the _arc layer to create
the topology using the topology commands.
In addition, AutoCAD Map 3D supports the coverage exchange format E00.

Supported Import Formats | 331

Driver Options
You can set the following options when importing Arc/INFO coverages or E00
files:
Option

Description

Text Curves

Select Follow, Fit, or Ignore.

Optional Feature Types

Select Extract Bounds, or Extract Tics.

See also:
■

Customizing the Import and Export .ini Files on page 240

■

To import from Arc/INFO on page 332

■

To recreate an Arc/INFO topology in AutoCAD Map 3D on page 332

To import from Arc/INFO
■

Use the Import instructions. on page 316

To recreate an Arc/INFO topology in AutoCAD Map 3D
1 Use the MAPCREATECENTROIDS command to create centroids. on page
748
2 Move any attribute data from the polyline or polygon to the centroids
on page 748
3 Use the _arc layer to create the topology using the topology commands.

Quick Reference
MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

332 | Chapter 3 Bringing In Data

Click File ➤ Create DWG From ➤ Map 3D Import..

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

Importing ESRI ShapeFiles
AutoCAD Map 3D supports up to ArcView version 3.2 and 8.x.

About SHP Files
ESRI SHP files store both geometry and attributes (data) for features. A single
shape can have as many as five physical files with the same filename, but
different file extensions:
■

.shp— Geometric data. Data for multiple points, polylines, and polygons
can be stored in one SHP file, but each SHP file can store only one type of
geometry. For example, a line SHP file can contain data for rivers, roads,
and pipes.

■

.shx — A geometric index to the map features, which can be used by some
applications to find features in disparate sections of a large map.

■

.dbf— Attribute data associated with the map features.

■

.prj—Projection and coordinate system data. This file is created only if your
map has an assigned coordinate system.

■

.idx—Identifies the index field for the related SHP file, which is the unique
identifier for each entity in the SHP file.

Importing
By default, AutoCAD Map 3D considers SHP files a multi-select, file-based
format, that is, you select one or more individual .shp files during a single
import process. You can change the default in the mapimport.ini file so that
AutoCAD Map 3D considers SHP files a folder-based format (all files in the
folder are included in the import) or a single-select format (only one file can
be selected for import).
When importing SHP files, it is important that you have the complete set of
.shp, .shx, and .dbf in the same folder. The import operation will work if you

Supported Import Formats | 333

have only the .shp file, but only the geometries will be imported. To import
data with its geometry, you need the full set of files.
The link to the data stored in the .dbf file can be maintained during the import
operation, or the data can be imported into object data in the AutoCAD Map
3D drawing.
You can import TEXTSTRING information from SHP classes you bring back
into AutoCAD Map 3D by importing points as text.

Import Restrictions
SHP files don't include color information. Imported objects will have the same
color as the AutoCAD Map 3D layer.
Point symbols, line styles, and fill styles are not maintained when importing
from SHP files. Before the translation, put these items into one or more fields
in the associated database so you can reassign the display properties of the
graphical objects using these values in the drawing file.

Driver Options
SHP does not have import driver options.
See also:
■

Customizing the Import and Export .ini Files on page 240

■

Specifying How to Import Points on page 361

■

To import SHP data on page 334

■

To change the single file/folder default setting for SHP files on page 334

■

To access and work with SHP files on page 335

To import SHP data
■

Use the Import instructions. on page 316

To change the single file/folder default setting for SHP files
■

Modify the settings in the mapimport.ini file.
For more information, see To export to .shp as folder-based rather than
file-based on page 245

334 | Chapter 3 Bringing In Data

To access and work with SHP files
■

Connect to SHP on page 285 – Allows you to view and edit the SHP live in
its native format

■

Bulk Copy on page 522 – Move data to and from SHP to other geospatial
data stores.

To import TEXTSTRING information from SHP classes you bring back into
AutoCAD Map 3D
■

Select the import option to import points as text. See Specifying How to
Import Points on page 361.

Quick Reference
MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

Click File ➤ Create DWG From ➤ Map 3D Import..

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

Importing MapInfo MIF/MID Files
MIF/MID is a file standard used by MapInfo, a desktop mapping system.
AutoCAD Map 3D supports MapInfo up to version 7 MIF/MID files.

About MapInfo MIF/MID Files
MapInfo MIF/MID format stores both geometry and attributes (data) for
features, and is a set of two physical files that work together:
■

.mif— Vector geometric data. A single .mif file can contain many different
types of geometry.

■

.mid— Attributes for the geometric data.

Supported Import Formats | 335

Importing
By default, AutoCAD Map 3D considers MapInfo MIF/MID a multi-select,
file-based format, that is, you select one or more individual .mif files during
a single import process. To change the default so that AutoCAD Map 3D
considers MIF/MID a folder-based format (all files in the folder are included
in the import) or a single-select format (only one file can be selected for
import), modify the settings in the mapimport.ini file.
When you import MapInfo MIF/MID files, it is important that you have both
the .mif and .mid files in the same folder.
Symbol types are similar to AutoCAD Map 3D point objects. You cannot
import MIF/MID symbol types directly. However, if you store the symbol type
information in a column in a MID file, you can map each symbol type to a
block in the current AutoCAD Map 3D drawing. To do this, prepare the MIF
file by putting the name of the symbol type into a field in the database. Prepare
the AutoCAD Map 3D drawing by creating similar symbols as blocks in the
AutoCAD Map 3D drawing. Then, during import, perform a point-block
mapping and select the check box to get the block name from data and select
the symbol type field you created.
In MapInfo, polygons are represented as closed areas. When you import
polygons into AutoCAD Map 3D, they appear as polygons unless you select
Import Polygons As Closed Polylines in the Import dialog box.
By default, object colors are imported to their closest ACI (AutoCAD Color
Index) color. To import object colors using RGB (True Color), edit the
mapimport.ini file.
To change the default text justification setting for MIF/MID, edit the
mapforeignfileproperties.ini file.

Driver Options
MapInfo MIF/MID has no import driver options.
See also:
■

Customizing the Import and Export .ini Files on page 240

■

To import from MapInfo MIF/MID on page 337

■

To change import settings for MapInfo MIF/MID on page 337

■

To import object colors using RGB (True Color) on page 337

336 | Chapter 3 Bringing In Data

■

To change the default text justification setting for MIF/MID on page 337

To import from MapInfo MIF/MID
■

Use the Import instructions. on page 316

To change import settings for MapInfo MIF/MID
■

Edit the mapimport.ini file.
For more information, see To edit the .ini file on page ?.

To import object colors using RGB (True Color)
■

Edit the mapimport.ini file.
For more information, see To edit the .ini file on page ?.

To change the default text justification setting for MIF/MID
■

Edit the mapforeignfileproperties.ini file.
Use the [MIF_Justification] section to set justification for MIF. Allowed MIF
Justifications are left, center, and right. For more information, see To edit
the .ini file on page ?.

Quick Reference
MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

Click File ➤ Create DWG From ➤ Map 3D Import..

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

Supported Import Formats | 337

Importing MapInfo TAB Files
MapInfo TAB, also referred to as the MapInfo native format, is a
two-dimensional format that stores both feature geometry and attributes (data)
in a set of physical files that have the following file extensions:

About MapInfo TAB Files
■

.tab— The main file for a MapInfo table. It is associated with the appropriate
.dat, .id, .map, and .ind files.

■

.dat— Tabular data for a table in MapInfo's native format.

■

.id— An index to a MapInfo graphical objects .map() file.

■

.map— Contains geographic information describing map objects.

■

.ind— An index to a MapInfo tabular (.dat) file.

With AutoCAD Map 3D, you can import and export MapInfo TAB up to version
7.

Importing
By default, AutoCAD Map 3D considers MapInfo TAB a multi-select, file-based
format, that is, you select one or more individual .tab files during a single
import process. To change the default so that AutoCAD Map 3D considers
MapInfo TAB a folder-based format (all files in the folder are included in the
import) or a single-select format (only one file can be selected for import),
modify the settings in the mapimport.ini file.
When you import MapInfo TAB files, it is important that you have the
complete set of physical files (.tab, .dat, .id, .map, and .ind) in the same folder.
Symbol types are similar to AutoCAD Map 3D point objects. You cannot
import TAB symbol types directly. However, if you store the symbol type
information in a column in a DAT file, you can map each symbol type to a
block in the current AutoCAD Map 3D drawing. To do this, prepare the TAB
file by putting the name of the symbol type into a field in the database. Prepare
the AutoCAD Map 3D drawing by creating similar symbols as blocks in the
AutoCAD Map 3D drawing. Then, during import, perform a point-block
mapping and select the check box to get the block name from data and select
the symbol type field you created.

338 | Chapter 3 Bringing In Data

In MapInfo, polygons are represented as closed areas. When you import
polygons, the polygons appear as polygons in AutoCAD Map 3D unless you
select Import Polygons As Closed Polylines in the Import dialog box.
By default, object colors are imported to their closest ACI (AutoCAD Color
Index) color. To import object colors using RGB (True Color), you must edit
the mapimport.ini file.
To change the default text justification setting for TAB, edit the
mapforeignfileproperties.ini file.

Driver Options
MapInfo TAB has no import driver options.
See also:
■

Customizing the Import and Export .ini Files on page 240

■

To import from MapInfo TAB on page 339

■

To import object colors using RGB (True Color) on page 339

■

To change the default text justification setting for MapInfo TAB on page
339

To import from MapInfo TAB
■

Use the Import instructions. on page 316

To import object colors using RGB (True Color)
■

Edit the mapimport.ini file.
For more information, see To edit the .ini file on page ?.

To change the default text justification setting for MapInfo TAB
■

Edit the mapforeignfileproperties.ini file.
Use the [MAPINFO_Justification] section to set justification for TAB.
Allowed TAB Justifications are left, center, and right. For more information,
see Customizing the Import and Export .ini Files on page 240.

Supported Import Formats | 339

Quick Reference
MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

Click File ➤ Create DWG From ➤ Map 3D Import..

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

MicroStation Design (DGN) Versions 7 and 8
You can import and export Microstation DGN version 7 and 8. Bentley Systems,
Inc., and MicroStation programs use the DGN format, which is similar to a
DWG file; points, lines, areas, text, and other object types can all be present
in the same file.

Importing
Data-element information is stored in an external database file and linked to
graphic objects. AutoCAD Map 3D imports database link information so you
can maintain the linkage during import on page 366.
By default, object colors are imported to their closest ACI (AutoCAD Color
Index) color. To import object colors using RGB (True Color), edit the
mapimport.ini file.
For DGN8, the Input Layer column lists the model name. To see the layers
for a specific model, you may need to scroll the list.

340 | Chapter 3 Bringing In Data

Driver Options for DGN 7
You can set the following options when importing DGN 7 files:
Option

Description

Group Elements By

Choose Geometry to group incoming objects by entity type.
Choose Level to group them by their DGN level or level name.
Only levels that contain elements will be imported.

Linkage Extraction

Allows you to extract MSLinks and FRAMME attribute linkage
values from the DGN 7 file. If you select MSLinks, AutoCAD
Map 3D imports up to three links per object for DGN 7. For
each link, two fields are added to the object data table:
mslinks_n, which specifies the key value, and entity_num_n,
which specifies the table. If you select FRAMME, the following
fields are added to the object data table: comp_count,
comp_num, dgnfile, feat_num, state_num, and ufid.

Coordinate Units

Each DGN 7 file defines a UOR (unit of resolution); in addition,
it can define Sub units and Master units. Select Master or Sub
to specify which of these units in the DGN 7 file matches the
default unit in the AutoCAD Map 3D map. For example, if
the default unit in your AutoCAD Map 3D map is meters, and
meters are the Sub unit in the imported file, select Sub. If you
select Sub or Master, the UORs in the DGN 7 file are converted to Sub or Master units according to the conversion factor
in the DGN file header.
When you import the file, one Master or Sub unit (whichever
you choose) will become one drawing unit in your AutoCAD
Map 3D map. The Unit Ratio value indicates the ratio between
the Master and Sub units. For example, if the ratio is 1:12 (as
it would be for Feet/Inches), imported object coordinates will
be scaled 12 times bigger if you select Sub.
NOTE When you import or export a DGN file with a master
unit of Imperial feet, AutoCAD Map 3D converts the master
unit from feet to meters. In addition, it does not recognize
any sub-unit selection during the import or export process.

Element Expansion

Select the options to use during import. For example, select
Explode Complex Strings to return each component of a

Supported Import Formats | 341

Option

Description
complex chain as its own feature (no feature will be returned
for the complex chain as a whole). Otherwise, all elements
of the complex chain merge into a single linear feature, any
arcs in the complex chain become linestrings, and any linkages on the component elements themselves are lost. Select
Propagate Member Linkages to return the linkages attached
to the first component of the complex chain to supplement
any existing linkages. Otherwise, any linkages on the component elements themselves are lost and only linkages attached
to the complex chain itself are returned.

Cell Expansion

By default, cells are converted into blocks, maintaining the
cell grouping. You can choose to convert the cells to points
instead. You can also explode the contents of the cells into
their component parts, but the explosion is one level deep
only.

Reference Files

Select Create DWG to read all external reference files (xrefs)
attached to the source data set. If the reference file has nested
references, they are also imported, but circular references are
not. If you select this option, you specify a location for the
folder for these files. If the folder already exists, you can
choose to replace it (overwrite its contents) or cancel and
specify a different location. The default folder location is the
same as the selected DGN file location.
If you select Ignore, reference files are not imported and you
cannot change the location of the folder.

Driver Options for DGN 8
You can set the following options when importing DGN 8 files:
Option

Description

Group Elements By

Choose Geometry to group incoming objects by entity type.
Choose Level or Level Names to group them by their DGN
level or level name. Only levels that contain elements will be
imported.

342 | Chapter 3 Bringing In Data

Option

Description

Cell Expansion

By default, cells are converted into blocks, maintaining the
cell grouping. You can choose to convert the cells to points
instead. You can also explode the contents of the cells into
their component parts, but the explosion is one level deep
only.

Coordinate Units

Each DGN 8 file can define Sub units and Master units. Specify
which of these units in the DGN 8 file matches the default
unit in the AutoCAD Map 3D map. For example, if the default
unit in your AutoCAD Map 3D map is meters, and meters are
the Sub unit in the imported file, select Sub.
When you import the file, one Master or Sub unit (whichever
you choose) will become one drawing unit in your AutoCAD
Map 3D map. The Unit Ratio value indicates the ratio between
the Master and Sub units. For example, if the ratio is 1:12 (as
it would be for Feet/Inches), imported object coordinates will
be scaled 12 times bigger if you select Sub.
NOTE When you import or export a DGN file with a master
unit of Imperial feet, AutoCAD Map 3D converts the master
unit from feet to meters. In addition, it does not recognize
any sub-unit selection during the import or export process.

Element Expansion

Select the options to use during import. For example, select
Explode Complex Strings to return each component of a
complex chain as its own feature (no feature will be returned
for the complex chain as a whole). Otherwise, all elements
of the complex chain merge into a single linear feature, any
arcs in the complex chain become linestrings, and any linkages on the component elements themselves are lost.

Linkage Extraction

Allows you to extract MSLinks and FRAMME attribute linkage
values from the DGN 8 file. For each link, two fields are added
to the object data table: mslinks_n, which specifies the key
value, and entity_num_n, which specifies the table. If you
select FRAMME, the following fields are added to the object
data table: comp_count, comp_num, dgnfile, feat_num,
state_num, and ufid.

Supported Import Formats | 343

Option

Description

Read Reference Files

Select Create DWG to read all external reference files (xrefs)
attached to the source data set. If the reference file has nested
references, they are also imported, but circular references are
not. If you select this option, you specify a location for the
folder for these files. If the folder already exists, you can
choose to replace it (overwrite its contents) or cancel and
specify a different location. The default folder location is the
same as the selected DGN file location.
If you select Ignore, reference files are not imported and you
cannot change the location of the folder.

Other Import Options
You can set a number of options in the MapForeignFileProperties.ini file. See
Customizing and Automating Import and Export on page 236.
See also:
■

Customizing the Import and Export .ini Files on page 240

■

Importing Objects with Links to an External Database on page 366

■

To import object colors using RGB (True Color) on page 344

■

To maintain a link to external data when you import DGN files on page
344

■

To import DGN files on page 344

To import object colors using RGB (True Color)
■

Edit the mapimport.ini file.
For more information, see To edit the .ini file on page ?.

To maintain a link to external data when you import DGN files
■

Use a link template to maintain the linkage during import on page 366.

To import DGN files
■

Use the Import instructions. on page 316

344 | Chapter 3 Bringing In Data

For driver options, see Design File Input Settings on page 1467.

Quick Reference
MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

Click File ➤ Create DWG From ➤ Map 3D Import..

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

Importing From Oracle
You can import data from a connected Oracle database into your map. Using
this option, your data will be imported as drawing objects. The data will be a
snapshot of your Oracle data. You can also make a live connection with Oracle
(one where edits will go into the database.
See also:
■

Bringing In Features from Oracle on page 271

To import date from an Oracle data source
1 Before moving Oracle data into your map, assign a coordinate system to
the map. This lets you position your data accurately in a real-world
geographic location and align imported survey or GPS point data.
2 In Display Manager on page 1748, click Data ➤ Connect To Data.
For more information, see Bringing In Features from Oracle on page 271
NOTE Follow the steps up until clicking Connect; then stop. Do not add the
features to your map.
3 Click File ➤ Create DWG From ➤ FDO Connection.

Supported Import Formats | 345

4 In the Map Import From FDO dialog box, select the Oracle data source
connection from which to import data.
5 Click OK.
6 In the Import dialog box on page 1446, review the Current Drawing
Coordinate System to make sure it’s correct.
7 Under Spatial Filter, specify whether to limit the area where data will be
imported:
■

None — Place no area limits on the incoming file.

■

Current Display — Limit the import to the current drawing area.

■

Define Window — Limit the import to an area you define. To use this
option, click Select. Respond to the prompts to define the area.

8 Specify the import settings for each input layer:
■

Drawing Layer on page 353— Select a target layer for each layer in the
incoming file.

■

Object Class on page 355— Assign incoming objects to an existing
object class and map incoming attribute data to the data fields in the
object class. The Object Class fields are available only if you have
object classes defined in your Map drawing. For more information
about setting up object classes, see Setting Up Object Classification
on page ?.

■

Input Coordinate System on page 357— Specify the coordinate system
of the incoming file. If the AutoCAD Map 3D drawing has a coordinate
system assigned to it, incoming objects are converted to the coordinate
system of the drawing.

■

Data on page 359— For each layer, specify how to import data.

■

Points on page 361— For each layer, specify how to treat incoming
point objects.

NOTE If you're importing points and have assigned them to an object class
with a creation method of Blocks, you must use the Points column to convert
the points to blocks so that the objects can be classified. Object classification
does not convert points to blocks for you.
9 By default, polygons are imported as polygon objects. To import them
as closed polylines, select Import Polygons As Closed Polylines.

346 | Chapter 3 Bringing In Data

10 If you assigned incoming objects to object classes and want to use the
object class defaults for any incoming data that's out of the defined object
class range, select Use Class Defaults For Out Of Range Values.
If you do not select this option, incoming data will be imported as is,
which may include some out of range values. If you later view the data
on the Object Class tab of the Properties palette, AutoCAD Map 3D
automatically modifies the data, using defaults as needed, so that the
data is in range and properly classified.
11 To save your settings as a profile, click Save. These saved profiles can be
loaded when you import other files, and they can be used to automate
command-line scripts.
12 Click OK to begin the import process.
If you cancel the import operation, all objects imported prior to canceling
will remain in the AutoCAD Map 3D drawing. You can delete these objects
and any associated data.

Quick Reference
MAPIMPORTFDO
Import FDO data.
Menu

Click File ➤ Create DWG From ➤ FDO Connection....

Command Line

MAPIMPORTFDO

Importing Geographic Markup Language (GML)
Files
GML (Geography Markup Language) is an OpenGIS® Implementation
specification that defines an XML encoding for the transport and storage of
geographic information. The specification can be found on the OpenGIS
Consortium web site.
You can import and export GML in and out of AutoCAD Map 3D.

Supported Import Formats | 347

Importing
With AutoCAD Map 3D, you can import GML version 2 or version 3. There
is a separate drop down option that also allows you to import Ordnance Survey
of Great Britain MasterMap GML version 2 files.
Because the GML format is flexible and allows you to specify your own
schemas, semantics, and options, there are many variations of the format.
AutoCAD Map 3D reads many of these, but some may not be compatible with
the AutoCAD Map 3D GML driver.
In addition, before importing GML data in Asian languages, you must verify
that the language encoding settings specified in the AutoCAD Map 3D
mapimport.ini file match the settings in your incoming file. The settings need
to match for the import to be successful. For more information, see
Customizing the Import and Export .ini Files on page 240.

Driver Options
GML has no import driver options.
See also:
■

Customizing the Import and Export .ini Files on page 240

■

To verify language encoding settings for import from GML on page 348

■

To import GML files on page 348

To verify language encoding settings for import from GML
■

Make sure the language encoding settings in the mapimport.ini file match
the settings in your incoming file.
For more information, see Customizing the Import and Export .ini Files
on page 240.

To import GML files
■

Use the Import instructions. on page 316

Quick Reference
MAPIMPORT

348 | Chapter 3 Bringing In Data

Imports an external file format into AutoCAD Map 3D
Menu

Click File ➤ Create DWG From ➤ Map 3D Import..

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

Importing SDTS (Spatial Data Transfer Standard)
Files
AutoCAD Map 3D supports SDTS (Spatial Data Transfer Standard). SDTS is an
import-only format. You cannot export to this format.

Importing
When you select an SDTS catalogue file, AutoCAD Map 3D imports objects
and attributes from the dataset specified in the catalogue file. Typically, a
dataset is a group of .ddf files with the same filename prefix.
AutoCAD Map 3D imports only one record per object. If an object has multiple
records attached, only one of the records will be imported.

Driver Options
SDTS has no import driver options.
To import SDTS files
■

Use the Import instructions. on page 316

Quick Reference
MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

Click File ➤ Create DWG From ➤ Map 3D Import..

Supported Import Formats | 349

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

Importing VPF (Vector Product Format) Files
You can import Vector Product Format (VPF) files into AutoCAD Map 3D. You
cannot export to this format.
VPF is a standard format, structure, and organization for large geographic
databases that are based on a georelational data model. It is commonly used
by military departments and defense agencies.
The VPF specification is available on the National Imaging and Mapping Agency
(NIMA) web site

Importing
By default, AutoCAD Map 3D considers Vector Product Format (VPF) a
multi-select, file-based format, that is, you select one or more individual files
during a single import process. You can edit the mapimport.ini file to specify
that all files in the folder are included in the import or that only one file can
be selected for import.
NOTE VPF data sets can be very large. You can use a spatial filter to limit the size
of the DWG you create from VPF data. See Specifying an Area to Import on page
351.

Driver Options
VPF has no import driver options.
See also:
■

Customizing the Import and Export .ini Files on page 240

To change the default so that AutoCAD Map 3D considers VPF a folder-based
format
■

Modify the settings in the mapimport.ini file.

350 | Chapter 3 Bringing In Data

For more information, see To import Shapefiles, MIF/MID, TAB, or VPF as
folder-based, multi-select, or file-basedOpen the mapi... on page ?.
To import from VPF
■

Use the Import instructions. on page 316

Quick Reference
MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

Click File ➤ Create DWG From ➤ Map 3D Import..

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

Specifying an Area to Import
When importing data from another file format, you can specify (or limit) the
area into which incoming objects will be imported.
You can import objects into the current drawing area, into an area you define
in the map, or import the entire file.
See also:
■

Converting Data From Other Formats to Drawing Objects on page 315

To specify an area to import
1 Click File ➤ Create DWG From ➤ Map 3D Import.
2 In the Import dialog box on page 1446, under Spatial Filter, specify whether
to limit the area into which data will be imported:
■

None — Place no area limits on the incoming file.

■

Current Display — Limit the import to the current drawing area.

Specifying an Area to Import | 351

■

Define Window — Limit the import to a rectangular area you define.
To use this option, click Select. Drag your cursor from right to left to
define the area. Objects within the rectangular window are imported.

■

AutoCAD Map 3D does not display a preview of the incoming data.

■

If the coordinate system assigned to the Map drawing differs from the
coordinate system specified in the Coordinate System column, AutoCAD
Map 3D will perform a reverse transformation to determine the correct
coordinate space (area) for the incoming data.

Quick Reference
MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

Click File ➤ Create DWG From ➤ Map 3D Import..

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

Specifying an AutoCAD Layer During Import
By default, AutoCAD Map 3D imports data to an AutoCAD layer with the
same name as the layer (sometimes called a schema, level, or file) in the input
file. If an AutoCAD layer with this name already exists, objects are copied to
that layer. Otherwise, a new AutoCAD layer is created and objects are copied
to the new layer.
If you assign the input layer to an object class with a layer property, the default
will instead be the default AutoCAD layer defined by the object class, and the
Drawing Layer field displays .
You can specify one of the following layer options:
■

Put objects on an existing AutoCAD layer.

352 | Chapter 3 Bringing In Data

■

Put objects on a new AutoCAD layer.

■

Put objects on an AutoCAD layer based on data attached to the objects.

■

Put objects on the AutoCAD layer specified by the assigned object class
(available only if you assigned the input layer to an object class with a
layer property).

See also:
■

Converting Data From Other Formats to Drawing Objects on page 315

■

Bringing In Drawing Objects from AutoCAD Layers on page 301

To specify an AutoCAD layer during import
1 Click File ➤ Create DWG From ➤ Map 3D Import.
2 In the Import dialog box on page 1446, review the target drawing layer for
each input layer (sometimes called a schema, level, or file) in the incoming
file.
3 To change the AutoCAD layer, click in the Drawing Layer field for the
input layer to change. In the Import dialog box on page 1446, do one of
the following:
■

To import objects to an existing AutoCAD layer, click Create on
Existing Layer. Click the down arrow and select the layer.

■

To import objects to a new AutoCAD layer, click Create On New Layer.
Click in the cell and enter a layer name.

■

To import objects to an AutoCAD layer whose name is specified in
data stored on the imported object, click Use Data Field For Layer
Name. Select the data field to use. Click OK to close the Layer Mapping
dialog box.
During import, AutoCAD Map 3D reads the specified data value for
each object. If the data value specifies a layer that already exists, the
object is imported to that layer. If the data value specifies a layer that
does not exist, the layer is created. If an object does not have a data
value attached, the object is imported to Layer 0.

■

To import objects to a layer with the same name as the input layer,
right-click the Drawing Layer column heading in the table. Click Use
Input Layer Names.

Specifying an AutoCAD Layer During Import | 353

■

To import objects to the layer specified by the assigned object class,
verify that ; is displayed in the Drawing Layer field. If it is
not, type ; into the field.

NOTE If the layer specified in the Drawing Layer column is different from the one
specified in Object Class, AutoCAD Map 3D uses the Drawing Layer setting unless
it violates the range specified by the Object Class.

Quick Reference
MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

Click File ➤ Create DWG From ➤ Map 3D Import..

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

Assigning an Object Class During Import
As you import objects, you can assign them to an existing object class in the
AutoCAD Map 3D drawing and map the incoming attribute data to the object
class definition.
For example, objects being imported from a SHP input layer can be classified
and included in the "LAND USE" object class, and data values from the SHP
file can be mapped to the "LAND USE" object class definition.
Because some of the incoming data values may conflict with data ranges
defined in the object class, AutoCAD Map 3D gives you the option of using
the object class default values instead of the incoming data values for values
that are not within the acceptable range. This ensures that incoming data is
accurately classified but may require changing incoming data values.
To assign an object class, you must first define object classes in your AutoCAD
Map 3D drawing. For more information, see Setting Up Object Classification
on page 108.

354 | Chapter 3 Bringing In Data

See also:
■

Converting Data From Other Formats to Drawing Objects on page 315

■

Setting Up Object Classification on page 108

To assign an object class to an input layer
1 Click File ➤ Create DWG From ➤ Map 3D Import.
2 In the Import dialog box on page 1446, review the settings in the Object
Class column.
NOTE To make selections in the Object Class column, first define object
classes in the AutoCAD Map 3D drawing. If there are no object classes defined,
the fields in the Object Class column are grayed-out. For more information,
see Setting Up Object Classification on page 108.
3 For each layer in the incoming file, click in the Object Class field.
4 Select an object class.

5 Click
to map incoming attribute data to the AutoCAD Map 3D
object class definition.
6 In the Object Class Attribute Mapping dialog box on page 1445, verify that
the object class you just selected is highlighted in the Select An Object
Class list.
7 On the right, review the Input Fields list, which displays the incoming
attribute data fields that are available to be mapped to Target Fields in
the object class definition.
8 For each Input Field to map, click the down-arrow under Target Fields,
and select a target field in the object class definition. The syntax used for
the target field is:
CATEGORY:TABLE:FIELD
■

CATEGORY — Type of data, for example "OD" for object data, or "LT"
for link template (linked external database).

■

TABLE — Object data table name or database table name.

■

FIELD — Data field name.

Assigning an Object Class During Import | 355

After you map a target field, it no longer appears in the Target Fields list.
This ensures that each target field is mapped to only one incoming data
field.
9 Map as many of the Target Fields as needed. If there are no more target
fields in the Target Fields list, you've mapped them all. If you do not map
a target field, the default object class value is used.
10 Click OK to close the Object Class Attribute Mapping dialog box.
11 To use object class default values for incoming data values that are not
within the specified object class range, select Use Class Defaults For Out
Of Range Values. Properties such as Layer and Color are also enforced.
This ensures that incoming data will be accurately classified but may
require AutoCAD Map 3D to change some of the incoming data values.
■

If you're importing points and have assigned them to an object class with
a creation method of Blocks, use the Points column to convert the points
to blocks so that the objects can be classified. Object classification does
not convert points to blocks for you. For more information, see To specify
how to import points on page 361.

■

To copy the object class names and attribute mapping settings from one
layer to another, right-click in the Object Class field to copy. Click Copy.
Then right-click in the field in the target layer and choose whether to paste
the object class name or attribute mapping. To copy to all other layers,
right-click and choose whether to paste the name or the attribute mapping
to all layers. If attribute mapping conflicts are detected, the paste attribute
mappings options is not available.

Quick Reference
MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

Click File ➤ Create DWG From ➤ Map 3D Import..

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

356 | Chapter 3 Bringing In Data

Performing a Coordinate Conversion During Import
As you import objects, you can convert them from the coordinate system of
the input file to the coordinate system of the AutoCAD Map 3D drawing.
To perform this conversion, you must first assign a coordinate system to the
current drawing on page 137. Then, for each layer that you import, you must
specify the appropriate coordinate system.
See also:
■

Converting Data From Other Formats to Drawing Objects on page 315

■

Overview of Coordinate Systems on page 134

To perform a coordinate conversion
1 Click File ➤ Create DWG From ➤ Map 3D Import.
2 In the Import dialog box on page 1446, note the coordinate system assigned
to the current drawing.
NOTE If the current drawing does not have a coordinate system assigned,
click Assign Global Coordinate System and select the coordinate system for
the current drawing.
3 For each layer in the incoming file, click in the Input Coordinate System
field.

4 Enter a new global coordinate system code, or click
a list of global coordinate systems.

to select from

5 In the Select Global Coordinate System dialog box, select the category
and coordinate system for the incoming layer.
6 Click OK to close the Select Global Coordinate System dialog box.
You can copy the settings from one layer to another. Right-click in the field
to copy. Click Copy. Then right-click in the field in the target layer. Click
Paste. To copy the setting to all other layers, click Paste To All Layers.

Performing a Coordinate Conversion During Import | 357

Quick Reference
MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

Click File ➤ Create DWG From ➤ Map 3D Import..

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

Importing Attribute Data
As you import objects, you can import the attribute data attached to the
objects.
You can import the data to one of the following:
■

Existing object data table — By default, incoming fields are imported into
object data fields with the same name. If no object data field exists with
the same name, the incoming field is not imported. If you don't want to
do this, use Object Data Mapping to manually map incoming fields to
object data fields with other names or to create new fields.
Incoming data is converted to the data type of the existing object data
field. If this conversion fails (for example, if you import characters to an
integer field), AutoCAD Map 3D uses 0 for integers, 0.0 for real numbers,
and "" for text.

■

New object data table — By default, the fields in the new object data table
match the fields you've chosen to import. If you don't want to do this, use
Object Data Mapping to select the fields to import or to change the names
of the object data fields.
When the data is imported, it will be converted to the following object
data types:
■

Integer32, Integer16, and Boolean data types are converted to the
Integer data type. For Boolean data, False is converted to 0 and True is
converted to 1.

358 | Chapter 3 Bringing In Data

■

Float, Double, and Decimal data types are converted to the Real data
type.

■

Char and Date data types are converted to the Character data type.

Data is imported only if it is attached to an incoming object. If no objects
are found for an input layer, then the object data table will not be created.
■

External database — Imported data is added to the external database table
as new records.

■

External database, link only — If you don't need to add the data to the
external database, you can import just the links to the data. When you
import links only, the link from the object to the external data are
maintained, but the external database is not modified. This is much faster
than importing the entire record. This is a good option when importing
SHP data.

See also:
■

Converting Data From Other Formats to Drawing Objects on page 315

■

To import objects with links to an external database on page 367

■

Setting Up Object Data on page 179

To specify the data to import
1 Click File ➤ Create DWG From ➤ Map 3D Import.
2 In the Import dialog box on page 1446, review the settings in the Data
column.
3 To change the setting for a layer, click in the Data field for the layer to

change. Click

.

4 In the Attribute Data dialog box on page 1435, select an option:
■

If you do not want to import data, click Do Not Import Attribute Data
and close the dialog box.

■

To import data as object data, click Create Object Data and enter a
name for the object data table or select an existing object data table.
Click Select Fields to map incoming fields to object data fields.

Importing Attribute Data | 359

Select Add Unique Key Field to automatically create a unique key for
each incoming record.
■

To import data to an external database, click Add To Database Table
and select a link template.
To import only the link data, select Create Link Only.
Click Select Fields to map incoming fields to fields in the external
database table.

5 Click OK to close the Attribute Data dialog box.
■

To import data to object data tables with the same name as the input layer
names, right-click the Data column header in the table. Click Use Input
Layer Name For Table Name.

■

To import data to an external database, attach the data source and define
the link template before you start the import process.

■

If conflicts are found between the settings made in the Data column and
an assigned object class definition, AutoCAD Map 3D displays the Conflict
Resolution dialog box on page 1437, where you can resolve the conflicts
before proceeding with the import.

Quick Reference
MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

Click File ➤ Create DWG From ➤ Map 3D Import..

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

360 | Chapter 3 Bringing In Data

Specifying How to Import Points
As you import objects, you can choose how to import points.
■

Import points as points, using ACAD_POINT.

■

Import points as text, using text specified in data attached to the objects.

■

Import points as blocks, using a specified block definition.

■

Import points as blocks, using a block name specified in data attached to
the objects.

If you import points as blocks, you can choose to import the attribute data
with the objects. If an attribute name on the block that is being created
matches a field name on the incoming point, the data for that attribute will
be imported with the point.
NOTE If the attribute data includes the values used to link the object to an external
database, you can recreate these links on page 458 in the AutoCAD Map 3D drawing
using the ADEGENLINK command.
See also:
■

Converting Data From Other Formats to Drawing Objects on page 315

■

Accessing Data from ODBC on page 289

To specify how to import points
1 Click File ➤ Create DWG From ➤ Map 3D Import.
2 In the Import dialog box on page 1446, review the settings in the Points
column.
3 To change the setting for a layer, click in the Points field for that layer.
Do one of the following:
■

To import points as points, click the down arrow and select
ACAD_POINT.

■

To import points as mtext, click
in the Import dialog box on
page 1446, click Create As Text From Data, and select the data field to

Specifying How to Import Points | 361

use. If an object does not have a value in the selected data field, the
point is imported using ACAD_POINT.
Text uses the text style for the current drawing. To change the text
style for the current drawing, click Text Style and select a style.
■

To import points to a specific block, click the down arrow and select
the block name.

■

To import points to a block whose name is specified in data stored

on the imported objects, click
in the Point Mapping dialog box,
click Get Block Name From Data, and select the data field to use.
During import, AutoCAD Map 3D reads the specified data value for
each object. If the data value stored on the object specifies a valid
block name, the object is imported to that block. If the data value
stored on the object specifies a block name that does not exist or if
the object does not have a data value attached, the point is imported
using ACAD_POINT.
4 To fill attributes with values from fields in the input file, select Get
Attribute Values From Fields. This works with either the Create As Blocks
or the Get Block Name From Data option.
NOTE This option works only if incoming field names match the block
attribute tags. If they do not match, you can map specific incoming fields to
specific block attributes using the Object class column.
5 Click OK to close the Point Mapping dialog box.

Quick Reference
MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

Click File ➤ Create DWG From ➤ Map 3D Import..

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

362 | Chapter 3 Bringing In Data

Importing Polygons
By default, polygons are imported as polygon objects. However, to use the
polygons in a topology, you must import them as polylines and create centroids
for them.
If a polygon has attribute data attached, the data is initially attached to the
polyline. You must move the attribute data from the polyline to the centroid.
See also:
■

Converting Data From Other Formats to Drawing Objects on page 315

■

Creating Centroids for Polygons on page 364

To import polygons
1 Click File ➤ Create DWG From ➤ Map 3D Import. Then import the
attribute data as object data on page 359.
2 If you plan to use the polygons in a polygon topology, in the Import
dialog box on page 1446, select the option to Import Polygons As Closed
Polylines.
NOTE To set the default state of this option, use the MAPUSEMPOLYGON
command.
3 Run To create centroids for polygons and closed polylines on page 749 to
create centroids in the polygons and move the data from each closed
polyline or polygon to its centroid.

Quick Reference
MAPCREATECENTROIDS
Creates a centroid in a polygon and moves data to the centroid
Menu

Create menu ➤ Centroids

Icon
Create Centroids
Command Line

MAPCREATECENTROIDS

Importing Polygons | 363

Dialog Box

Create Centroids dialog box

MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

Click File ➤ Create DWG From ➤ Map 3D Import..

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

Creating Centroids for Polygons
If you have polygon objects or closed polylines with data attached to them,
you can create centroids and move the data to the centroid. This is useful:
■

After you import or digitize objects.

■

Before using editing commands such as Drawing Cleanup, Boundary Break,
or Boundary Trim.

■

When working with topology.

364 | Chapter 3 Bringing In Data

Object data attached to closed polylines (top) and object data moved to
centroids (bottom).
AutoCAD Map 3D checks that the lines do not intersect each other, and that
the area is greater than 0. It then creates a centroid inside each selected polygon
or closed polyline and moves any object data or SQL link data to the centroid.
For an object shaped like a figure eight, AutoCAD Map 3D creates one centroid.
Centroids are created with a Z value of 0.
See also:
■

Overview of Converting Geospatial Data to Drawing Objects on page 316

■

Importing Polygons on page 363

Creating Centroids for Polygons | 365

NOTE This procedure applies only to drawing objects. It does not apply to features
from a feature source.
To create centroids for polygons and closed polylines
1 Click Create ➤ Centroids.
2 In the Create Centroids dialog box on page 1535, specify whether to create
centroids for all closed objects or only for selected closed objects. If only
for selected closed objects, select the polygons and closed polylines.
TIP Click the Quick Select tool to view and filter the object type as you select
objects.
3 Specify the layer on which the centroids should be created.
4 Specify the block to use for centroids, or use ACAD_POINT.
5 Click OK.

Quick Reference
MAPCREATECENTROIDS
Creates a centroid in a polygon and moves data to the centroid
Menu

Create menu ➤ Centroids

Icon
Create Centroids
Command Line

MAPCREATECENTROIDS

Dialog Box

Create Centroids dialog box

Importing Objects with Links to an External Database
If objects in a file you are importing have links to attribute data in a separate
database, you can maintain those links.

366 | Chapter 3 Bringing In Data

See also:
■

Converting Data From Other Formats to Drawing Objects on page 315

■

Importing Attribute Data on page 358

■

Overview of Linking Database Records to Objects on page 451

To import objects with links to an external database
1 Make sure you have created a link template on page 454 for the external
database, and that the database is attached on page 188 and connected.
2 Click File ➤ Create DWG From ➤ Map 3D Import.
3 In the Import dialog box on page 1446, click in a field in the Data column.

Click

.

4 In the Attribute Data dialog box on page 1435, select Add To Database Table.
5 Select the link template to use.
6 Select Create Link Only.
7 Click OK to close the Attribute Data dialog box.
When you import objects, the attribute data on the objects will be converted
to link data for the selected link template.

Quick Reference
MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

Click File ➤ Create DWG From ➤ Map 3D Import..

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

MAPOD2ASE

Importing Objects with Links to an External Database | 367

Converts object data tables to linked external database tables
Menu

Click Setup ➤ Convert Object Data to Database Links.

Command Line

MAPOD2ASE

Dialog Box

Convert Object Data to Database Links dialog box

Displaying Attribute Data as Text
If you have attribute data attached to objects, you can display that data as
text next to the object. This works whether the data is object data, external
data linked to the object, or block attributes.
TIP If you are importing points, you can import the points directly as attribute
data. See Specifying How to Import Points on page 361.
See also:
■

Converting Data From Other Formats to Drawing Objects on page 315

■

Adding Annotation on page ?

To import a file with attribute data and display the data as text
1 Click File ➤ Create DWG From ➤ Map 3D Import. Then import the
attribute data as object data on page 359. Save and close the file.
2 Open a drawing and attach the drawing file on page 144 containing the
imported objects.
3 Define a query that includes the objects you want. If you have only one
file attached, define a Location condition on page 1027 to find all objects
in the source drawing.
4 As part of the query, define a property alteration that displays the object
data as text on page 1062. When specifying the text, click Expression and
choose the object data table that contains the imported attribute data.
5 Optionally, save the changes on page 626 back to the attached (source)
file.

368 | Chapter 3 Bringing In Data

Quick Reference
ADEDRAWINGS
Manages the drawing set
Menu

In the Classic workspace, click Setup menu ➤
Define/Modify Drawing Set

Icon
Define/Modify Drawing Set
Command Line

ADEDRAWINGS

Task Pane

In Map Explorer,
right-clickDrawings ➤ Define/Modify Drawing Set

Dialog Box

Define/Modify Drawing Set dialog box

ADEQUERY
Controls defining, modifying, saving, loading, and executing a query
Menu

In the Classic workspace, click Setup menu ➤ More
DWG Options ➤ Define Query

Icon
Define Query
Command Line

ADEQUERY

Task Pane

In Map Explorer, right-clickCurrent
Query ➤ Define-or- Right-click a query ➤ Edit

Dialog Box

Define Query dialog box

ADESAVEOBJS
Saves objects in the save set back to source drawings
Menu

In the Classic workspace, click File menu ➤ Save
Source Drawing Save Set

Icon
Save to Source Drawings
Command Line

ADESAVEOBJS

Displaying Attribute Data as Text | 369

Dialog Box

Save Objects to Source Drawings dialog box

MAPIMPORT
Imports an external file format into AutoCAD Map 3D
Menu

Click File ➤ Create DWG From ➤ Map 3D Import..

Icon
Import Map File
Command Line

MAPIMPORT

Dialog Box

Import dialog box

Adding Rasters and Surfaces
■
■
■
■
■
■
■
■

To add a raster image to the map on page 372
To add a raster-based surface to your map on page 374
To add 2D rasters to your map on page 376
To add a WMS-based image to your map on page 379
To make a raster image translucent on page 381
To specify an image insertion point on page 383
To manually insert the image on page 383
To enter the coordinates for the image insertion point on page 383

Overview of Adding Rasters and Surfaces
When creating a map, you can add raster images and surfaces to the display.

370 | Chapter 3 Bringing In Data

Adding an image behind your map can give context to the map.

Use the following raster image and surface types in your map.
Raster Type

Formats

Raster-based surfaces
on page 373

DEM (Digital Elevation Model), ESRI Grid, or Digital Terrain Elevation Data (DTED)

2D raster on page 375

JPEG and JPEG2K (Joint Photographic Experts Group), PNG
(Portable Network Graphic), MrSID (Multi-Resolution Seamless
Image Database), TIFF (Tagged Image File Format), ECW (Enhanced Compressed Wavelet)

WMS raster on page
377

Maps on a server

Other raster formats
on page 385

BMP, CALS-I, ECW, FLIC, GeoSpot, IG4, IGS, IKONOS, JFIF,
LANDSAT FAST, L7A, NITF, PCX, PICT, Quickbird TIFF, RLC 1
and 2 , TARGA

NOTE Layers in the map are rendered based on the draw order of the layers in
Display Manager. To display drawing objects in front of the raster image, put the
raster image layer at the bottom of the list. .
See also:
■

Organizing Layers in Your Map on page 261

■

Specifying Image Insertion Point on page 382

Overview of Adding Rasters and Surfaces | 371

■

Using Other Raster Image Formats on page 385

■

Adding an Image from a WMS (Web Map Service) on page 377

To add a raster image to the map
1 In Display Manager on page 1748, click Data ➤ Connect To Data.
2 In the Data Connect window, select Add Raster Image or Surface
Connection in the Data Connections By Provider list.
If you are adding a WMS image, see Adding an Image from a WMS (Web
Map Service) on page 377. If you are adding an image whose format does
not appear in the Data Connect window, see Using Other Raster Image
Formats on page 385.
3 Under Connection Name, type a name for this connection.
You can give the connection any name you like. This name appears in
Map Explorer as the name of the feature source.
4 Click the folder icon to browse to the folder containing multiple images,
or click the image icon to specify a single image.
5 Click Connect.
6 In the Add Data To Map area, select the images to include.
7 For each image you select, make sure the Coordinate System and Vertical
Units entries are correct.
■

Hold your cursor over an image name to see its native coordinate
system. The Coordinate System entry should match this.

■

Scroll the table if necessary to see all the columns.

■

To change the coordinate system, click Edit Coordinate Systems and
choose the appropriate coordinate system.

■

To change the vertical units, click the current entry to display a down
arrow that lets you choose a different one.

8 To combine all the images on one map layer, select Combine Into One
Layer. This is useful for combining a series of images to create a single
layer; for example, you can combine GeoTIFs of each county to create a
state map.
9 Click Add To Map.

372 | Chapter 3 Bringing In Data

10 If prompted, specify the location, scale, and rotation on page 383 for each
image.
Some image files contain placement information and are placed
automatically in your map. For images that do not contain placement
information, you are prompted for the location, scale, and insertion
point.
11 In Display Manager, make sure the image layer is in the correct display
order.
You can move the raster layer below objects and features.
■

In Display Manager, click Groups ➤ Draw Order. (If this button is
already labeled Draw Order, you can omit this step.)

■

Drag the raster layer down in the list. Layers at the bottom of the list
appear behind the ones above them.

NOTE You must use a different process on page 385 to insert an image whose
format is not available in Data Connect, or to specify correlation information for
an image whose file does not specify it.

Quick Reference
Connect Feature Source
Connects a feature source
Menu

Click File ➤ Connect To Data.

Icon
Connect
Command Line

MAPCONNECT

Task Pane

In Display Manager, right-click and click Connect to
Data

Adding Raster-Based Surfaces to Your Map
You can add 3D raster-based surfaces to your map. For example, add DEM
(Digital Elevation Model), ESRI Grid, or Digital Terrain Elevation Data (DTED)
surfaces.

Adding Raster-Based Surfaces to Your Map | 373

After you add raster-based surfaces to your map, you can create contour maps
to help you analyze 3D terrain. You can use raster-based theming to analyze
elevation, slope, and aspect, and drape map data over surfaces. You can view
the data in 3D with walkthrough and flythrough options.
See also:
■

Analyzing Raster-Based Surfaces on page 975

■

Adding an Image from a WMS (Web Map Service) on page 377

To add a raster-based surface to your map
1 In Display Manager on page 1748, click Data ➤ Connect To Data.
2 In the Data Connect window, select Add Raster Image or Surface
Connection in the Data Connections By Provider list.
3 Under Connection Name, type a name for this connection.
You can give the connection any name you like. This name appears in
Map Explorer as the name of the feature source.
4 Specify the folder that contains your surface. Click the folder icon to
browse to the folder.
5 Click Connect.
6 Hold your cursor over the name of the surface file to see a pop-up window
that displays its coordinate system, for example, UTM27-10.
When you add data to your map, you must specify its original coordinate
system. AutoCAD Map 3D automatically converts the data from that
coordinate system to the one specified for your map.
7 Click Edit Coordinate Systems and, in the Edit Spatial Contexts dialog
box, click the entry and click Edit.

Select the entry and click Edit to specify the coordinate system for the surface

374 | Chapter 3 Bringing In Data

8 Select the coordinate system you saw in the pop-up window. Click OK
twice to return to the Data Connect window.
9 In the Add Data To Map area, select the surfaces to include.
10 To combine all the images on one map layer, select Combine Into One
Layer. This is useful for combining a series of images to create a single
layer.
11 Click Add To Map.
The surface is added to your map.

Quick Reference
Connect Feature Source
Connects a feature source
Menu

Click File ➤ Connect To Data.

Icon
Connect
Command Line

MAPCONNECT

Task Pane

In Display Manager, right-click and click Connect to
Data

Adding 2D Rasters
You can add a two-dimensional image to your map. For example, add an aerial
photograph, an artist’s sketch, or your company logo.
Use the steps on the Procedure tab to add images in these formats:
■

JPEG and JPEG2K (Joint Photographic Experts Group)

■

PNG (Portable Network Graphic)

■

MrSID (Multi-Resolution Seamless Image Database)

■

TIFF (Tagged Image File Format)

■

ECW (Enhanced Compressed Wavelet)

Adding 2D Rasters | 375

You can also add surface-based rasters on page 373such as DEM and ESRI Grid
files.
NOTE You must use a different process on page 385 to insert an image whose
format is not available in Data Connect, or to specify correlation information for
an image whose file does not specify it.
See also:
■

Adding Raster-Based Surfaces to Your Map on page 373

■

Using Other Raster Image Formats on page 385

■

Adding an Image from a WMS (Web Map Service) on page 377

To add 2D rasters to your map
1 In Display Manager on page 1748, click Data ➤ Connect To Data.
2 In the Data Connect window, select Add Raster Image or Surface
Connection in the Data Connections By Provider list.
3 Under Connection Name, type a name for this connection.
You can give the connection any name you like. This name appears in
Map Explorer as the name of the feature source.
4 Click the folder icon to browse to the folder containing multiple images,
or click the image icon to specify a single image.
5 Click Connect.
6 In the Add Data To Map area, select the images to include.
7 For each image you select, make sure the Coordinate System and Vertical
Units entries are correct.
■

Hold your cursor over an image name to see its native coordinate
system. The Coordinate System entry should match this.

■

Scroll the table if necessary to see all the columns.

■

To change the coordinate system, click Edit Coordinate Systems and
choose the appropriate coordinate system.

■

To change the vertical units, click the current entry to display a down
arrow that lets you choose a different one.

376 | Chapter 3 Bringing In Data

8 To combine all the images on one map layer, select Combine Into One
Layer. This is useful for combining a series of images to create a single
layer.
9 Click Add To Map.
10 If prompted, specify the location, scale, and rotation on page 383 for each
image.
Some image files contain placement information and are placed
automatically in your map. For images that do not contain placement
information, you are prompted for the location, scale, and insertion
point.
The image is added to your map.

Quick Reference
Connect Feature Source
Connects a feature source
Menu

Click File ➤ Connect To Data.

Icon
Connect
Command Line

MAPCONNECT

Task Pane

In Display Manager, right-click and click Connect to
Data

Adding an Image from a WMS (Web Map Service)
You can incorporate web-based raster image data (such as satellite photographs)
that have been published to a public web server using the WMS (Web Map
Service) open standard developed by the OpenGIS Consortium (OGC).
AutoCAD Map 3D supports WMS versions 1.1.0, 1.1.1, and 1.3.
Data from WMS web services can be used to provide background layers for
your map. With WMS data, you take the data as it is; you cannot reproject it.

Adding an Image from a WMS (Web Map Service) | 377

The number of Web Map Services (WMS) that implement OpenGIS interfaces
on the Internet is increasing all the time, as more organizations adopt the
open standards.
Once you have located some WMS data, determine the URL of the page that
serves the published layers. Often, this is not a standard web page that you
can open in a browser, but a page that has been programmed using a scripting
language such as CGI, PHP, or ASP. A typical web server address looks like
this:
http://wms.jpl.nasa.gov/wms.cgi
Paste the address into the Data Connect window in AutoCAD Map 3D.
NOTE Websites that host web services appear and disappear or are under
construction. Not all sites that you find will work perfectly (or at all).
You can also bring in web-based feature data on page 293.
Example WMS Image Sources
WMS Image Source

Description

http://maps.customweather.com/image

Weather data

http://wms.jpl.nasa.gov/wms.cgi?

Global SRTM and DTED data

http://globe.digitalearth.gov/vizbin/wmt.cgi

All types of data for the globe - soils, temperature, land cover, boundaries, etc.

http://terraservice.net/ogccapabilities.ashx

USGS orthographic and topographic maps

http://demo.cubewerx.com/demo/cubeserv/cubeserv.cgi?

Source of different types of data layers,
such as boundaries, terrains, physiography,
utilities, SRTM, etc.

http://edcw2ks51.cr.usgs.gov/servlet/com.esri.wms.Esrimap?WMTVER=1.1.0&ServiceName=133urban&

Various orthographic images for USA cities,
for example, San Francisco, Reno, and
Chattanooga.

http://www2.dmsolutions.ca/cgibin/mswms_gmap

Various Canadian features - provincial
boundaries, lakes, railroads, and more.

378 | Chapter 3 Bringing In Data

WMS Image Source

Description

http://demo.deegree.org:8080/deegree/wms?

Geospatial data from NGA (U.S.), Intevation (Germany) and OGC (U.S.)

http://www.ga.gov.au/bin/getmap.pl?dataset=national&

Geoscience Australia national geoscience
datasets

See also:
■

Bringing In Features from WFS on page 293

To add a WMS-based image to your map
1 In Display Manager on page 1748, click Data ➤ Connect To Data.
2 In the Data Connect window, select Add WMS Connection in the Data
Connections By Provider list.
3 Under Connection Name, type a name for this connection.
You can give the connection any name you like. This name appears in
Map Explorer as the name of the feature source.
4 Specify the URL for the WMS server. Click the down arrow to choose
from a list of recently-used URLs.
5 Specify the WMS version of the data you want.
The OpenGIS Consortium updates the WMS format periodically, so there
are multiple versions. AutoCAD Map 3D requests the highest version
(currently 1.3.0) by default. If you do not change this setting, the server
will provide the highest version it supports. Some servers support multiple
WMS versions, each corresponding to a different set of capabilities and
resulting layers. If you need to use a specific version of the image, select
it from the list. The server may or may not support the version you
request.
6 Click Connect.
7 If required, enter your user name and password.
8 In the Add Data To Map area, select the images to include.

Adding an Image from a WMS (Web Map Service) | 379

9 For each image you select, do the following:
■

Click the Image Format entry to the right of the image name to choose
the format for the image you add to your map.
The available format types include PNG, TIF, JPG and BMP.

■

Click the Server CS Code entry for the image and choose from the
available coordinate systems for the server (the EPSG codes).
A WMS layer can support multiple coordinate systems. AutoCAD Map
3D may not recognize all the EPSG codes the WMS server provides.
If this occurs, you can choose the EPSG code that best serves your
purposes.
WMS layers inherit supported EPSG values from their parent objects,
so a child layer (one indented below a parent layer in the list) may
have both its own EPSG setting and the setting of its parent.

■

Click the Layer CS Code entry to choose the coordinate system for
the layer.
Unless you know the coordinate system of the source image, do not
change the default. AutoCAD Map 3D will automatically convert the
image to the coordinate system for your map when it adds the image.

■

Click the Style entry to choose one of the available styles.

■

Click the Background entry to specify a transparent background for
the layer or choose a background color from the list.

10 To combine all the images on one map layer, select Combine Into One
Layer. This is useful for combining a series of images to create a single
layer; for example, you can combine images of each county to create a
state map.
If you combine the images, you must specify a single Image Format, Server
CS Code, and Background for the resulting layer.
When you select Combine Into One Layer, an Order entry appears next
to each selected layer. Click the entry to change the order of the selected
images within the combined layer.
11 Click Add To Map.
The image is added to your map.

380 | Chapter 3 Bringing In Data

Quick Reference
Connect Feature Source
Connects a feature source
Menu

Click File ➤ Connect To Data.

Icon
Connect
Command Line

MAPCONNECT

Task Pane

In Display Manager, right-click and click Connect to
Data

Making an Image Transparent
You can edit the properties of a Display Manager layer that contains a raster
image to add an “opacity” property, and then set that opacity property to a
value below 1 to change the transparency of the layer.
To do this, you must save the layer to a file and edit the file in a text editor,
such as Notepad.
NOTE The transparency will not appear in printed versions of the map.
See also:
■

Adding Raster-Based Surfaces to Your Map on page 373

■

Adding 2D Rasters on page 375

■

Adding an Image from a WMS (Web Map Service) on page 377

To make a raster image translucent
1 Add the raster on page 370 to AutoCAD Map 3D.
You can use any type of raster, including a WMS image. The image does
not need to be transparent or have an opacity setting already.
2 Right-click the layer containing the image and choose Save Layer.
Save the layer to a .layer file.

Making an Image Transparent | 381

3 Open the resulting .layer file in a text editor, such as Notepad, and find
the  entry.
4 Just under the  entry, add the opacity setting, using the
following syntax:
0.6
An opacity setting of 1 makes the layer completely opaque. A setting of
.1 makes it virtually transparent.
5 Save the .layer file.
6 In AutoCAD Map 3D, switch the Task Pane to Display Manager on page
1748 and remove the original raster layer.
7 Add any other entities to your map that will appear on layers beneath
the translucent image, and theme or style those layers.
8 Click Data ➤ Load Layer and select the .layer file you edited.
The translucent raster image overlays the opaque layers, and they appear
beneath it.

Quick Reference
MAPCONNECT Connect Feature Source Connects a feature source. Map 3D
for Geospatial workspace File Da...

Specifying Image Insertion Point
If an image does not contain location information, you can specify its insertion
point and rotation so the image is inserted correctly in relation to other data.
You can also adjust the scale so it matches the scale of the other data.
AutoCAD Map 3D saves the insertion-point setting with the drawing. The
changes are not saved back to the image file or to the correlation source file.
To modify the settings stored in the image file, use an image-editing application
such as Autodesk Raster Design. If you modify the original settings in the
image, reinsert the image to see the changes in your map.
See also:
■

Adding Rasters and Surfaces on page 370

382 | Chapter 3 Bringing In Data

■

To specify an image insertion point on page 383

■

To manually insert the image on page 383

■

To enter the coordinates for the image insertion point on page 383

To specify an image insertion point
1 In the Display Manager on page 1748, click Data ➤ Connect To Data.
2 In the Data Connect window, select Add Raster Image or Surface
Connection in the Data Connections By Provider list.
3 Under Connection Name, type a name for this connection.
You can give the connection any name you like. This name appears in
Map Explorer as the name of the feature source.
4 Under Source File Or Folder, click the folder icon and browse to the folder
than contains your image. Click Connect.
5 Select the image to insert and click Add To Map.
6 In the Image Insertion dialog box specify where to insert the image. You
can enter X,Y coordinates for the image or manually specify the insertion
point in the drawing. Each option is described below.
To manually insert the image
1 In the Image Insertion dialog box, on the Insertion tab, click Pick.
2 Pick the base point for the frame.
You can also type coordinates at the command prompt.
3 Type a rotation angle or pick a point to define the rotation angle.
Rotation is in degrees or in the units set by the AUNITS variable. The
image is rotated around the insertion point.
4 Pick the second corner point to define the size of the frame.
The Image Insertion dialog box displays the new coordinates, rotation,
and scale.
5 Click OK to insert the image into the specified frame.
To enter the coordinates for the image insertion point
1 Specify the insertion point for the lower-left corner of the image frame.

Specifying Image Insertion Point | 383

The insertion point values on the Source tab use the unit specified at the
bottom of the Source tab. The insertion point values on the Insertion tab
are translated to the current AutoCAD Map 3D drawing unit.
2 Specify the rotation.
Use current drawing angle units. This value uses the lower-left corner as
the base point.
3 Specify the scale.
If the image you insert contains correlation information, the image is
inserted at the scale specified by that information. Otherwise, the image
is inserted at a scale factor of 1 image unit of measurement to 1 AutoCAD
Map 3D unit of measurement.
A scale factor greater than 1 enlarges the image, while a scale factor less
than 1 makes the image smaller. For example, to make the image twice
as large, type 2 in the Scale box.
You can change the scale to align the image with the vector geometry in
the drawing. For example, if your raster image has a scale of 1 inch equals
50 feet or 1:600, and your AutoCAD Map 3D drawing has a scale of 1
unit equals 1 inch, enter 600 as the scale.
4 Specify the units for insertion point and density.
For bitmaps, the density unit used in the image may be in dots per inch.
For satellite photos, the density may be in miles. This unit is also used
for the insertion point.
For example, if your image was scanned at 300 dpi, then select Inches as
the unit.

Quick Reference
Connect Feature Source
Connects a feature source
Menu

Click File ➤ Connect To Data.

Icon
Connect
Command Line

384 | Chapter 3 Bringing In Data

MAPCONNECT

Task Pane

In Display Manager, right-click and click Connect to
Data

MAPIINSERT
Inserts a raster image
Menu

Create menu ➤ Insert An Image

Command Line

MAPIINSERT

Dialog Box

Insert Image dialog box

Using Other Raster Image Formats
Use this feature to connect to raster image formats that are not supported by
Data Connect, or to specify correlation information for images that do not
contain this information within their files. Images attached using the following
methods support a limited set of styles.
NOTE To use this technique to insert some raster image formats, such as ECW
and SID, you must first download the free Raster Object Enabler from
http://www.autodesk.com/RasterOE.
NOTE If the image you are inserting is supported, connect to it and add it to your
map using Data Connect on page 370. This gives you more control over styling
and other options.
■
■
■
■

To insert raster images on page 386
To manage raster images on page 404
To manage the appearance of raster images on page 413
To modify raster images on page 421

Inserting Raster Images
Use the Raster Extension features to insert and correlate raster images with
formats that are not supported by Data Connect, or to specify correlation
information for images that do not contain this information within their files.

Using Other Raster Image Formats | 385

To use this technique to insert some raster image formats, such as ECW and
SID, you must first download the free Raster Object Enabler from
http://www.autodesk.com/rasteroe.
■
■
■
■
■
■
■

Overview of Inserting Raster Images Outside Data Connect on page 386
Inserting a Raster Image on page 391
Correlating a Raster Image During Insertion on page 393
Manually Adjusting the Image Frame During Insertion on page 396
Setting Image Density on page 398
Adding an Image in a Drawing to a Display Manager Layer on page 401
Inserting an Image from the Command Line on page 402

NOTE If you are inserting large images or multiple images at once, you can set
Raster Extension memory options.
NOTE If the image you are inserting is supported, connect to it and add it to your
map using Data Connect on page 370. This gives you more control over styling
and other options.
See also:
■

Configuring Memory Use on page 234

■

Overview of Adding Rasters and Surfaces on page 370

To insert raster images
■
■
■
■
■
■
■
■

To insert a raster image (overview) on page 390
To insert a raster image on page 391
To correlate an image during insertion on page 395
To manually adjust the image frame during insertion on page 396
To change the density unit when inserting an image on page 400
To set the default density value and density unit on page 400
To add an image to a new Display Manager layer on page 401
To insert an image from the Command prompt on page 402

Overview of Inserting Raster Images Outside Data
Connect
You can connect to many raster image files using Data Connect. Use the Raster
Extension features to insert and correlate raster images with formats that are

386 | Chapter 3 Bringing In Data

not supported by Data Connect, or to specify correlation information for
images that do not contain this information within their files.
Some image-editing applications, such as Autodesk® Raster Design, store
information about image location in an associated correlation source file.
When you insert a raster image using the Create menu ➤ Insert An Image
command, AutoCAD Map 3D reads coordinate correlation information and
places the image in the precise coordinate location in the drawing.

Inserting a raster image into a city map. Move your cursor over the image to see the
results.

After you insert the image, you can change the image display order on page
407 to have the features and drawing objects display on top of the image.
When you insert an image, AutoCAD Map 3D links the image to the drawing
file through a path name or a data-management document ID. When you
update a linked image, the updates appear in the drawing. Because the image
itself is not included in the drawing, the image does not increase drawing size.
Once you have inserted an image, you can reinsert it multiple times treating
it as if it were a block. Each insertion has its own clip boundary and its own
settings for brightness, contrast, fade, and transparency. A single image can
be cut into multiple pieces that can be rearranged in your drawing.

Using Other Raster Image Formats | 387

NOTE If you are inserting large images or multiple images at once, you can set
Raster Extension memory options. See Configuring Memory Use on page 234.

Supported Image Formats
AutoCAD Map 3D supports the most common image file formats used in
computer graphics, document management, mapping, and geographic
information systems (GIS). Images can be bitonal, 8-bit gray (grayscale), 8-bit
color (indexed color), or 24-bit color (true color).
Several image file formats support images with transparent pixels. When image
transparency is on, AutoCAD Map 3D recognizes those transparent pixels and
allows graphics on the AutoCAD Map 3D screen to show through those pixels.
(In bitonal images, background pixels can be treated as transparent.)
Transparent images can be grayscale or color.
In addition, you can select the transparent color for grayscale or color images,
and you can set the opacity for raster images.
AutoCAD Map 3D supports the following raster file formats. Some formats,
such as SID and ECW, are supported as OLE objects and not as image files.
AutoCAD Map 3D determines the file format from the file contents, not from
the file extension.
Type

Description and version

File extension

BMP

Windows and OS/2 bitmap format

.bmp, .rle, .dib

CALS-I

Computer Aided Acquisition and Logistics Support

.rst, .gp4, .mil, .cal, .cg4

DOQ

Digital orthophoto quadrangle raster
image format (used for aerial photos
that are processed to remove distortion)

.doq

ECW

Enhanced Compressed Wavelet (a
highly-compressed multiresolution image format from ER Mapper

.ecw

FLIC

Autodesk digital animation format

.flc, .fli

388 | Chapter 3 Bringing In Data

Type

Description and version

File extension

GeoSpot

SPOT Image Corporation format with
georeferencing information

.bil

GeoTIFF

TIFF with georeferencing information

.tif

GIF

Graphics Interchange Format (a raster
image format from CompuServe)

IG4

Image Systems Group 4

.ig4

IGS

Image Systems Gray Scale

.igs

IKONOS

8- or 16-bit satellite imagery

JFIF

JPEG File Interchange Format

.jpg

JPEG and JPEG
2000

Joint Photographics Expert Group

.jpg

LANDSAT FAST
L7A

Multispectral image format used by the
Landsat 7 satellite

NITF

National Imaging Transmission Format
(a multiframe image format commonly
used by US federal agencies and NATO)

PCX

PC Paintbrush Exchange

.pcx

PICT

Macintosh PICT1, PICT2

.pct

PNG

Portable Network Graphics

.png

Quickbird TIFF

Multispectral image format from DigitalGlobe’s Quickbird Satellite

Using Other Raster Image Formats | 389

Type

Description and version

File extension

RLC 1 and 2

Run Length Encoding format (version
1 has no header; version 2 has IST
headers)

.rlc

SID (MrSID)

Multiresolution Seamless Image Database (a highly-compressed LizardTech
format)

.sid

TARGA

TrueVision image file format

.tga

TIFF

Tagged Image File Format

.tif

NOTE You can also use Data Connect on page 370to add JPEG, PNG, MrSID, and
TIFF images.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

To insert a raster image (overview)
1 To insert an ECW or SID file, you must first download the free Raster
Object Enabler from http://www.autodesk.com/rasteroe.
2 Select the image on page 391 to insert.
3 Specify correlation settings on page 395 for the image.
4 Specify image density on page 400.
5 Add the image to a Display Manager layer on page 401.

Quick Reference
MAPIINSERT
Inserts a raster image
Menu

390 | Chapter 3 Bringing In Data

Create menu ➤ Insert An Image

Command Line

MAPIINSERT

Dialog Box

Insert Image dialog box

Inserting a Raster Image
When you insert an image into a drawing using the Insert An Image command,
you can preview the image, modify the image frame (also referred to as a
boundary, a frame is a vector object that encloses the image) and image density,
and correlate the image on page 393 with existing vector information or with
a previously correlated image. You can use correlation settings from an external
file, or you can enter the settings manually. You can also modify the correlation
settings after you insert the image on page 432.
After you insert several images, use REGEN to display the correct draw order
of the images. See Changing Image Draw Order on page 407.
NOTE If the image you are inserting is supported, connect to it and add it to your
map using Data Connect on page 370. This gives you more control over styling
and other options.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

To insert a raster image
1 To insert an ECW or SID file, you must first download the free Raster
Object Enabler from http://www.autodesk.com/RasterOE.
2 Click Map ➤ Image ➤ Insert.
3 In the Insert Image dialog box on page 1612, select the drive and folder
that contains the image(s).
4 In the Files Of Type box, select the file format of the image(s) to insert.
NOTE To insert more than one image type at a time, select All Images.
5 In the list of images, select the images to insert.
TIP For information about an image, click Information to display the file
size, creation date, and other information, as well as a preview of the image.

Using Other Raster Image Formats | 391

6 To view or modify the image correlation data, select Modify Correlation.
7 Click Open.
If Modify Correlation is not selected or if you are inserting more than
one image, the Image Correlation dialog box does not appear and the
images are inserted using their default correlation information. AutoCAD
Map 3D searches in this order for correlation information:
■

World file

■

Resource file (.res extension)

■

Tab file (.tab file)

■

Image file

■

Settings from the Raster Extension Options dialog box

If you selected Modify Correlation, the Image Correlation dialog box
displays. The image frame, which indicates where the image will be
inserted, is displayed in your drawing.
TIP If you cannot see the image frame, use the ZOOM or PAN commands
to bring it into view while leaving the Image Correlation dialog box open.
8 Do one of the following:
■

To insert the image using the current settings, click OK.

■

To use a different correlation source on page 395, select the correlation
source from the Correlation Source list.

■

To change the insertion point, rotation, or scale, type the appropriate
values. For more information, see To correlate an image during
insertion on page 395.

■

To resize or orient the image to existing vectors or images, click the
image frame while the Image Correlation dialog box is open.

■

To define the insertion point, rotation, and scale onscreen, select the
Insertion tab. Click Pick. For more information, see To manually adjust
the image frame during insertion on page 396.

■

To specify the density units for the image, select the Source tab. Select
Units on page 400.

9 Click OK.

392 | Chapter 3 Bringing In Data

The image is inserted on the current AutoCAD layer and its correlation data
is saved in the drawing file. The next time you open the drawing, the image
is displayed automatically using these settings.

Quick Reference
MAPIINSERT
Inserts a raster image
Menu

Create menu ➤ Insert An Image

Command Line

MAPIINSERT

Dialog Box

Insert Image dialog box

Correlating a Raster Image During Insertion
When you insert an image using the Insert An Image command, you can
correlate the image with your existing vectors or a previously correlated image.
You can change the insertion point and rotation of the image so that it is
inserted correctly in relation to other data. You can also adjust the scale so
that it matches the scale of the other data.
NOTE If the image you are inserting is supported, connect to it and add it to your
map using Data Connect on page 370. This gives you more control over styling
and other options.
You can set the following options when inserting an image:
■

Correlation source

■

Insertion point (georeferencing correlation information)

■

Rotation

■

Scale

■

Density

■

Units for insertion point and density

■

Color

Using Other Raster Image Formats | 393

If you modify the correlation settings, AutoCAD Map 3D saves the changes
with the drawing. The changes are not saved back to the image file or to the
correlation source file.
NOTE To modify the settings stored in the image file, use an image-editing
application such as Autodesk Raster Design. If you modify the original settings in
the image, you must reinsert the image to see the changes.

Correlation Settings
■

Correlation Source — Displays available correlation sources. (See the
Correlation Sources section, below.) If a source is not listed, it may not be
in the same directory as the image file or, if it is a resource (.res) file, it may
not be on the specified resource file path.
NOTE To specify the path for resource (.res) files, click Click Setup ➤ Raster
Options. Select the Paths tab.

■

Insertion Point — The insertion point is the lower left corner of the image
before any rotation is applied.
The insertion point values on the Source tab of the Image Insertion dialog
box use the unit specified at the bottom of the Source tab. The insertion
point values on the Insertion tab are translated to the current AutoCAD
Map 3D drawing unit.
You can edit the settings or select an insertion point in the drawing by
clicking Pick on the Insertion tab and then picking a location in the
drawing.

■

Rotation — Rotation is in degrees or in the units set by the AUNITS variable.
The image is rotated around the insertion point.

■

Scale — If the image you insert contains correlation information, the image
is inserted at the scale specified by that information. Otherwise, the image
is inserted at a scale factor of 1 image unit of measurement to 1 AutoCAD
Map 3D unit of measurement. You can change the scale to align the image
with the vector geometry in the drawing. For example, if your raster image
has a scale of 1 inch equals 50 feet or 1:600, and your AutoCAD Map 3D
drawing has a scale of 1 unit equals 1 inch, enter 600 as the scale on the
Insertion tab.

■

Density — For bitmaps, the density unit used in the image may be in dots
per inch. For satellite photos, the density may be in miles. This unit is also
used for the insertion point.

394 | Chapter 3 Bringing In Data

To see how your correlation settings translate to AutoCAD Map 3D units,
select the Insertion tab. To preview the settings in the drawing, click Apply.
NOTE To modify correlation settings after you insert an image use the Properties
palette.

Correlation Sources
When you insert an image, AutoCAD Map 3D searches for correlation files
for the image and displays them in the Correlation Source list of the Image
Correlation dialog box. You may see the following sources listed.
■

World File (Various file extensions)

■

Resource File (.res) — You can specify an alternate location for resource
files. See Setting the Resource Files Directory on page 227.

■

Tab File (.tab)

■

Image File — For certain types of images, correlation data can be saved as
part of the image file. These file types include RLC, IG4, IGS, GeoTags in
GeoTIFF, or HDR File in GeoSPOT.

■

Default — The values that you set on the Image Defaults tab of the Raster
Extension Options dialog box.

See also:
■

Modifying the Correlation Settings for an Image on page 432

To correlate an image during insertion
1 Insert an image on page 391
2 In the Image Correlation dialog box on page 1607, do one or more of the
following:
■

Select a correlation source.

■

Type new coordinates for the image frame. The insertion point
represents the lower-left corner of the frame.

■

Scale the image.
For example, to make the image twice as large, type 2 in the Scale box.

■

Rotate the image. The units of the rotation value depend on the setting
of the AUNITS system variable.

Using Other Raster Image Formats | 395

NOTE You can click on the frame while the Insert An Image dialog box
is open and use the grips to move, scale, or rotate the frame.
3 Click Apply to see your changes.
4 Click OK to insert the image.
AutoCAD Map 3D inserts the image on the current layer and saves its
correlation data in the drawing file. The next time you open the drawing, the
image displays using these settings.
TIP If your image is not visible, click View menu ➤ Extents.

Quick Reference
MAPIINSERT
Inserts a raster image
Menu

Create menu ➤ Insert An Image

Command Line

MAPIINSERT

Dialog Box

Insert Image dialog box

Manually Adjusting the Image Frame During
Insertion
If you do not know the exact coordinates for the image, you can specify the
insertion point, rotation angle, and scale of the image by adjusting the frame
at the time of insertion. As you draw the frame onscreen, the program
maintains the aspect ratio of the image that you are inserting.
See also:
■

Modifying the Correlation Settings for an Image on page 432

To manually adjust the image frame during insertion
1 Insert an image on page 391.

396 | Chapter 3 Bringing In Data

2 In the Image Correlation dialog box on page 1607, on the Insertion tab,
click Pick.
An outline of the frame appears onscreen. This outline reflects the aspect
ratio of the image that you are inserting.
3 Pick the base point for the frame.
You can also type coordinates at the Command prompt, or, if there is
already correlation data for the image, press Enter to accept the existing
coordinates.
4 Type a rotation angle or pick a point to define the rotation angle.
5 Pick the second corner point to define the size of the frame.
TIP You can use UNDO to undo a point.
The Image Correlation dialog box is redisplayed with the new coordinates,
rotation, and scale.
6 Click OK to insert the image into the specified frame.
AutoCAD Map 3D inserts the image on the current layer and saves its
correlation data in the drawing file. The next time you open the drawing,
the image displays using these settings.
TIP You can select the frame and use the grips or standard AutoCAD Map 3D
commands to size, move, or rotate the image while the Image Correlation dialog
box is open.

Quick Reference
MAPIINSERT
Inserts a raster image
Menu

Create menu ➤ Insert An Image

Command Line

MAPIINSERT

Dialog Box

Insert Image dialog box

Using Other Raster Image Formats | 397

Setting Image Density
For some images, the density value and units are already stored in the image
file or correlation source. When you use the Insert An Image command to add
an image that does not have correlation information, AutoCAD Map 3D uses
the settings from the Image Defaults tab in the Raster Extension Options dialog
box.
NOTE If the image you are inserting is supported, connect to it and add it to your
map using Data Connect on page 370. This gives you more control over styling
and other options.
You can change the density unit when you insert an image but not the density
value. You must set the default density value from the Raster Extension Options
dialog box.
■

Density — Shows the dots (or pixels) per unit for the image. If this
information was not stored with the image or the correlation source, then
AutoCAD Map 3D uses the default density from the Raster Extension
Options dialog box.

■

Units — Select the units for the density from the Units list. For example,
if your image was scanned at 300 dots per inch, then select Inch as the
density unit.

Some image formats, such as GeoTIFF, GeoSPOT, and any image with a World
file for correlation source, have density units that are in real-world coordinates.
For example, a satellite photo can be based on dots-per-mile. In this case,
select Mile as the density unit.
The density unit that you specify can vary depending on what type of image
you are inserting. The following two examples explain the difference between
inserting an image that was scanned using dots per inch, and an aerial
photo/satellite photo that was saved in real-world units.

Setting Density Units for an Image That Is Not Georeferenced
The following example shows the relationship between paper scale, density
units, and insertion scale for an image that is not georeferenced (an image
that was not saved with real-world unit data). Any image that is drawn using
a scale (such as a floor plan) and captured with a scanner will likely fall into
this category.

398 | Chapter 3 Bringing In Data

The image in the following example was drawn at a paper scale of 1" = 48",
scanned at 300 dots per inch, then inserted into a drawing using 300 as the
density value and Inches as the density unit. Then it was scaled based on its
paper scale of 1" = 48".
The density units that you select when you insert an image that is not
georeferenced should match the units at which the image was scanned. In
this case, the units are inches because the image was scanned in dots per inch.
NOTE Remember that the scale must be based on the same units. For example,
if the scale in the original floor plan is 1" = 4', you must convert both sides to the
same unit. In this case, convert the 4 feet to inches, which is why you use 1" = 48"
as the scale factor.

Setting Density Units for an Image That Is Georeferenced
The following example shows the relationship between density units and a
georeferenced image. Because there is no paper scale to consider, you can
insert the image using the units that the image represents, such as feet or
miles, and you do not have to scale the image when you insert it.

Using Other Raster Image Formats | 399

Georeferenced images include GeoSPOT and GeoTIFF file types, and images
that use World files as their correlation source.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

To change the density unit when inserting an image
1 Click Map ➤ Image ➤ Insert.
2 In the Insert Image dialog box on page 1612, select the image(s) to insert.
3 Select Modify Correlation.
4 Click Open.
5 Select the Source tab. Select the units.
To set the default density value and density unit
1 Click Setup ➤ Raster Options.
2 In the Import dialog box on page 1446, select the Image Defaults tab.
3 In the Density box, type a default density for images. This should be the
scanned resolution on page 1759. For example, if the majority of your images
were scanned at 300 dots per inch, type 300.
4 In the Units box, select the default unit for the insertion point and density
of images. For example, if the majority of your images were scanned at
300 dots per inch, then select Inch.
5 Click OK.

Quick Reference
MAPIINSERT
Inserts a raster image
Menu

Create menu ➤ Insert An Image

Command Line

MAPIINSERT

400 | Chapter 3 Bringing In Data

Dialog Box

Insert Image dialog box

Adding an Image in a Drawing to a Display
Manager Layer
You can move an image you inserted directly into the current drawing to a
new Display Manager on page 1748 layer. (Click Map ➤ Image ➤ Insert.) This
allows you to position it relative to other Display Manager layers.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

To add an image to a new Display Manager layer
1 Insert the image using the Insert An Image command.
2 In Display Manager, click Data ➤ Add Drawing Data ➤ Raster Image.
3 In the Select Image dialog box, select the image.
4 To group the image layers, select Group Selection.
If you combine the image layers in a group, you can turn the display of
the group on or off.
5 Click OK.

Quick Reference
MAPIINSERT
Inserts a raster image
Menu

Create menu ➤ Insert An Image

Command Line

MAPIINSERT

Dialog Box

Insert Image dialog box

Using Other Raster Image Formats | 401

Inserting an Image from the Command Line
You can insert an image at the Command prompt by setting the FILEDIA
variable to <0>. This feature is useful if you already have correlation data stored
with your images or to use an AutoLISP routine to insert images into your
drawing.
NOTE If the image you are inserting is supported, connect to it and add it to your
map using Data Connect on page 370. This gives you more control over styling
and other options.
AutoCAD Map 3D uses correlation data if available, searching for a correlation
source in the following order:
■

world file

■

resource file

■

tab file

■

image file

AutoCAD Map 3D uses the correlation information from the first source that
it locates. If it cannot find a correlation file, then the image is inserted using
the default insertion point information that you defined in the Raster
Extension Options dialog box. You can specify a default location for resource
files, and you can specify that AutoCAD Map 3D search for correlation
information in the resource directory before checking the image directory. If
the correlation source does not include information on scale or density,
AutoCAD Map 3D uses the scale and density specified on the Image Defaults
tab of the Raster Extension Options dialog box.
See also:
■

Setting the Resource Files Directory on page 227

■

Setting Correlation Defaults on page 233

To insert an image from the Command prompt
1 Set the FILEDIA system variable to 0.
Consult the AutoCAD Command Reference if you need more information.
2 At the Command prompt, enter mapiinsert.

402 | Chapter 3 Bringing In Data

3 Do one of the following:
■

Type the name of the image to insert including its file extension.
If you do not specify a path to the image, then AutoCAD Map 3D
searches for the image using the Project Files Search Path set in the
Files tab of the AutoCAD Options dialog box.

■

Type the path to the image, the image name, and the file extension,
for example: c:\Projects\Images\contour.rlc
AutoCAD Map 3D searches for the image on the path that you specify.
If it cannot locate the image on this path, then it searches for the
image using the Project Files Search Path.

NOTE When FILEDIA is set to <0>, you can display the Insert Image dialog box
by typing a tilde (~) in response to a command prompt.
When AutoCAD Map 3D locates the image, it inserts it into your drawing. If
there is correlation data stored with the image, then AutoCAD Map 3D inserts
the image using this data.
TIP If you cannot see the image after you insert it, zoom to the extents of the
drawing or use the Image Management dialog box to zoom to the image on page
412.

Quick Reference
MAPIINSERT
Inserts a raster image
Menu

Create menu ➤ Insert An Image

Command Line

MAPIINSERT

Dialog Box

Insert Image dialog box

MAPIOPTIONS
Specifies default image correlation settings, display options, detach options,
paths, and memory settings
Menu

Setup menu ➤ Raster Options

Command Line

MAPIOPTIONS

Dialog Box

Raster Extension Options dialog box

Using Other Raster Image Formats | 403

Managing Raster Images
You can view and modify information about images you inserted using the
Insert An Image command.
To manage raster images
■
■
■
■
■
■
■
■

To display the Image Management dialog box on page 405
To display the Image Information dialog box on page 406
To display the Properties palette on page 406
To change the draw order of images on page 408
To change the draw order of images and objects on page 409
To change an image name on page 410
To create a search path on page 411
To zoom to an image on page 412

Overview of Managing Raster Images
When you insert an image into a drawing using the Insert An Image command,
only information about the image is stored in the drawing, along with a
pointer to the actual image.
You can view and modify this stored information.
To do this...

Use this method...

View information about images in maps.

Display the Image Management or Image
Information dialog box, or the Properties
palette.
See Viewing Image Information on page
405.

Change the draw order of raster images
and vector objects you inserted using the
Insert An Image command.

Click Setup ➤ Image Management.
See Changing Image Draw Order on page
407.

Change the name of an image you inserted
using the Insert An Image command.

Click Setup ➤ Image Management.
See Changing an Image Name on page
409.

404 | Chapter 3 Bringing In Data

To do this...

Use this method...

Specify the location of an image you inserted using the Insert An Image command,
if it has been moved or deleted.

Click Setup ➤ AutoCAD Options. On the
Files tab, select Project Files Search Path.
Click Add.
See Creating a Search Path for Raster Images on page 410.

Zoom to images you inserted using the
Insert An Image command.

Click Setup ➤ Image Management.
See Zooming to an Image on page 412.

Viewing Image Information
You can view information about images in maps in the following ways:
■

The Image Management dialog box displays information about the number
of instances of an image in the map, the draw order of images, and other
image information.

■

The Image Information dialog box displays information about the file, the
image, properties, and correlation information.

■

The Properties palette provides access to image properties.

NOTE These options work for all images, no matter how they were added to your
map.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

To display the Image Management dialog box
■

Click Setup ➤ Image Management.

You can click Layout to modify the columns in the Image Management dialog
box. You can hide or display topic columns, or change the order of topic
columns.

Using Other Raster Image Formats | 405

To display the Image Information dialog box
1 Click the frame of the image to select it.
NOTE If you are zoomed in and cannot see the image frame, press Shift +
left-click on page 424 to select the image.
2 Right-click the image ➤ Image ➤ Information.
To display the Properties palette
1 In the drawing, select the image to modify.
2 Right-click the image. Click Properties.

Quick Reference
MAPIINFO
Displays file, image, object property, and correlation information about
selected images
Menu

View menu ➤ Imaging Tools ➤ Information

Command Line

MAPIINFO

Dialog Box

Image Information dialog box

MAPIMANAGE
Allows you to view a list of images in the current drawing, change drawing
order, erase or zoom to selected images
Menu

Click Setup ➤ Image Management.

Command Line

MAPIMANAGE

Dialog Box

Image Management dialog box

406 | Chapter 3 Bringing In Data

Changing Image Draw Order
When you insert raster images, the images draw in the order in which you
insert them. You can change the draw order of:
■

Raster images.

■

Raster images and vector objects.

You can change the draw order of images and vector objects. By sending an image to
the back, the vector objects display on top of the image. Move your cursor over the
image to see the results.

NOTE If you change the draw order and then undo the change, images may not
appear in the correct draw order. Use the REGEN command to display the correct
draw order of the images.
The following conditions affect the image draw order:
■

Image insertion order

Using Other Raster Image Formats | 407

AutoCAD Map 3D uses image insertion order first. For example, if you
insert images A, B, C in that order, and then reorder them so that they are
arranged as B, C, A, use REGEN when you open that drawing again to
restore the order to B, C, A.
AutoCAD Map 3D always uses this optimization feature and applies it to
the draw order of all objects, not just to images.
■

Image selection
You can set an option to draw hatch marks over a selected image. Click
Setup ➤ AutoCAD Options. Select the Display tab. Under Display
Performance, set Highlight Raster Image Frame Only to off.
If Highlight Raster Image Frame Only is off, when you select an image, it
rises to the top of the display order, obscuring any vectors that cross it.
Use the REGEN command to restore the proper display order.

NOTE For images you added with Data Connect on page 1746, use Display Manager
on page 1748 to change the draw order. See Organizing Layers in Your Map on
page 261.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

NOTE For images you added with Data Connect on page 1746, use Display Manager
on page 1748 to change the draw order. See Organizing Layers in Your Map on
page 261.
To change the draw order of images
1 Enter the mapimanage command.
2 In the Image Management dialog box on page 1609, select an image name
and drag it up or down in the Image column.
The current draw order is indicated in the Image column. The top image
in the list is drawn on top of all the other images and is the last drawn.
The last image in the list is drawn beneath any images that may overlap
it.

408 | Chapter 3 Bringing In Data

To change the draw order of images and objects
1 Select the image.
2 Do one of the following:
■

Click Modify menu ➤ Draw Order ➤ Bring To Front.

■

Click Modify menu ➤ Draw Order ➤ Send To Back.

If necessary, use REGEN.
NOTE Changes made using Draw Order are reflected in the Image Management
dialog box.

Quick Reference
REGEN
Regenerates the drawing and refreshes the current viewport
Menu

View menu ➤ Regen

Command Line

REGEN

MAPIMANAGE
Allows you to view a list of images in the current drawing, change drawing
order, erase or zoom to selected images
Menu

Click Setup ➤ Image Management.

Command Line

MAPIMANAGE

Dialog Box

Image Management dialog box

Changing an Image Name
Image names are not necessarily the same as image file names. When you
attach an image to a drawing using the Insert An Image command, AutoCAD
Map 3D uses the file name without the file extension as the image name. You
can change the image name without affecting the name of the file.
NOTE This option does not affect images you added with Data Connect.

Using Other Raster Image Formats | 409

See also:
■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

To change an image name
1 Click Setup ➤ Image Management.
2 In the Image Manager dialog box, select the image name.
3 Click the image name again to edit it.
4 Enter the new name.
5 Click OK.
TIP You can also change the image name by pressing F2 while in the Image
Manager dialog box and editing the name.

Quick Reference
IMAGE
Manages images
Menu

Setup menu ➤ Image Management

Icon
Manage Images
Command Line

IMAGE

Task Pane

Select an image. Right-click in drawing
area ➤ Image ➤ Image Manager

Creating a Search Path for Raster Images
When you insert an image with the Insert An Image command, AutoCAD
Map 3D stores the location of the image in the drawing file. When you open
a drawing, AutoCAD Map 3D searches this stored location for the file. If the
image has been moved or deleted, AutoCAD Map 3D searches the Project Files
Search Path.

410 | Chapter 3 Bringing In Data

NOTE This option does not affect images you added with Data Connect.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

To create a search path
1 Click Setup ➤ AutoCAD Options.
2 On the Files tab, select Project Files Search Path. Click Add.
A folder named Projectx (where x indicates the next available number)
appears under Project Files Search Path.
3 Enter a name for the project.
The project name cannot contain leading spaces or terminating spaces.
4 Click Apply.
5 With the project name selected, click Set Current.
6 Click Add.
A path entry is created under the project name.
7 Enter the search path or click Browse to select a directory.
8 Click OK.
For more information about using project files and alternate search paths,
refer to PROJECTNAME in the online AutoCAD Command Reference.

Quick Reference
OPTIONS
Customizes the AutoCAD settings
Menu

Setup menu ➤ AutoCAD Options

Command Line

OPTIONS

Task Pane

Right-click in the drawing area ➤ Options

Using Other Raster Image Formats | 411

Zooming to an Image
You can zoom to images you inserted with the Insert An Image command.
NOTE This option does not affect images you added with Data Connect.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

To zoom to an image
1 Enter the mapimanage command.
2 In the Image Management dialog box on page 1609, select an image.
3 Right-click the image. Click Zoom To.

Quick Reference
MAPIMANAGE
Allows you to view a list of images in the current drawing, change drawing
order, erase or zoom to selected images
Menu

Click Setup ➤ Image Management.

Command Line

MAPIMANAGE

Dialog Box

Image Management dialog box

Hiding, Unloading, Detaching, and Erasing Images
You can increase redrawing speed by hiding or unloading images you inserted
using the Insert An Image command that you do not need in the current
drawing session.
Overview of Hiding, Unloading, Detaching, and Erasing Images on page
413
■ Hiding an Image on page 416
■ Unloading an Image on page 417
■

412 | Chapter 3 Bringing In Data

■
■

Erasing an Image on page 418
Detaching an Image on page 419

See also:
■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

To manage the appearance of raster images
■
■
■
■

To hide an image on page 416
To unload an image on page 418
To erase an image on page 419
To detach an image on page 420

Overview of Hiding, Unloading, Detaching, and
Erasing Images
When you insert an image using the Insert An Image command, AutoCAD
Map 3D stores information about the image in the drawing, loads the image
into memory, displays it onscreen, and locks the image file on the disk.
NOTE This option does not affect images you added with Data Connect. If the
image you are inserting is supported, connect to it and add it to your map using
Data Connect on page 370. This gives you more control over styling and other
options.
You can increase redrawing speed by hiding or unloading images you do not
need in the current drawing session. Hidden images are not displayed or
plotted; only their drawing boundaries are displayed. You can choose to hide
an image regardless of the current viewport coordinate system. If you no longer
need the image in the drawing, you can erase a single instance of the image
or you can detach the image to erase all instances of the image and the image
information.
Aside from locking the image file, none of these actions modify the original
image file itself.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

Using Other Raster Image Formats | 413

■

Using Other Raster Image Formats on page 385

To do this...

Use this method...

Hide an image you added using the Insert
An Image command.

Select and right-click the image frame ➤

Remove an image you added using the
Insert An Image command from memory
(unload it).

At the command prompt, enter externalreferences. Right-click the image and click
Unload.
See Unloading an Image on page 417.

Erase an image you added using the Insert
An Image command from the map.

Select the image and Click Modify ➤ Erase.
See Erasing an Image on page 418.

Remove all instances of an image you added using the Insert An Image command
from the map (detach it).

Click Setup ➤ Image Management. Click
the image and click Detach.
See Detaching an Image on page 419.

Image ➤ Show Image.
See Hiding an Image on page 416.

Quick Reference
PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

MAPISHOWIMAGE
Hides or displays a raster image

414 | Chapter 3 Bringing In Data

Menu

Right-click a selected image frame ➤ Image ➤ Show
Image

Command Line

MAPISHOWIMAGE

ERASE
Removes objects from a drawing
Menu

Modify menu ➤ Erase

Icon
Erase
Command Line

ERASE

Task Pane

Select objects to erase. Right-click in drawing
area ➤ Erase

MAPIOPTIONS
Specifies default image correlation settings, display options, detach options,
paths, and memory settings
Menu

Setup menu ➤ Raster Options

Command Line

MAPIOPTIONS

Dialog Box

Raster Extension Options dialog box

IMAGE
Manages images
Menu

Setup menu ➤ Image Management

Icon
Manage Images
Command Line

IMAGE

Task Pane

Select an image. Right-click in drawing
area ➤ Image ➤ Image Manager

ERASE
Removes objects from a drawing
Menu

Modify menu ➤ Erase

Using Other Raster Image Formats | 415

Icon
Erase
Command Line

ERASE

Task Pane

Select objects to erase. Right-click in drawing
area ➤ Erase

Hiding an Image
When you hide an image, the image does not display onscreen, nor does it
plot. Only the image boundary displays onscreen. However, the image is still
loaded in memory, and the image file is still locked on the disk. It cannot be
deleted or modified. Hiding images is a convenient way to speed regeneration
time. You can redisplay the image when you are ready to plot.
This command is not available if you have selected more than one image. To
show or hide multiple images, use the Properties palette.
NOTE This command does not affect images you added using Data Connect.
NOTE You can also control the display of images by using the LAYER command.
When you insert an image, it is inserted on the current layer, but you can move
it to another layer. You can then use the LAYER command to control the layer
visibility.
The images are also affected by other layer attributes such as whether a layer
is locked or frozen. If you are working with several images and you do not
want to modify certain images, then move those images to a separate layer
and lock the layer.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

To hide an image
1 Select the image frame.
2 Right-click the image ➤ Image ➤ Show Image.
To show a hidden image, follow the same steps.

416 | Chapter 3 Bringing In Data

NOTE You can also modify this setting on the Properties palette.

Quick Reference
PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

MAPISHOWIMAGE
Hides or displays a raster image
Menu

Right-click a selected image frame ➤ Image ➤ Show
Image

Command Line

MAPISHOWIMAGE

Unloading an Image
To conserve memory and enhance performance, unload images that you do
not need to view and/or plot.
NOTE This command does not affect images you added using Data Connect.
When you unload an image, you remove the image from memory. It does not
display onscreen, nor does it plot, and it is no longer locked on the disk. Only
the image boundary displays onscreen. Information about the image, such as
its path and scale, remains in the drawing. Before you can plot the image, you
must reload it into memory.
See also:
■

Changing Image Display Quality and Speed on page 429

Using Other Raster Image Formats | 417

■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

To unload an image
1 At the command prompt, enter externalreferences.
2 In the External References palette, right-click the image.
3 Click Unload.
This status is saved with the drawing when you close the drawing.

Quick Reference
IMAGE
Manages images
Menu

Setup menu ➤ Image Management

Icon
Manage Images
Command Line

IMAGE

Task Pane

Select an image. Right-click in drawing
area ➤ Image ➤ Image Manager

Erasing an Image
When you erase an image, that instance of the image is erased from the
document. Erasing an image does not delete the image information. You can
set an option so that when the last instance of an image is erased from the
drawing, AutoCAD Map 3D detaches the image, deleting the image
information.
NOTE This command does not affect images you added using Data Connect.
See also:
■

Choosing an Image Detach Method on page 231

418 | Chapter 3 Bringing In Data

■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

To erase an image
1 Select the image.
2 Click Modify ➤ Erase.
If you erase all instances of an image within a drawing, you may be
prompted to detach the image on page 420 from the drawing.

Quick Reference
ERASE
Removes objects from a drawing
Menu

Modify menu ➤ Erase

Icon
Erase
Command Line

ERASE

Task Pane

Select objects to erase. Right-click in drawing
area ➤ Erase

MAPIOPTIONS
Specifies default image correlation settings, display options, detach options,
paths, and memory settings
Menu

Setup menu ➤ Raster Options

Command Line

MAPIOPTIONS

Dialog Box

Raster Extension Options dialog box

Detaching an Image
When you detach an image, all instances of the image are removed from the
drawing, the image information is deleted, and the image file is unlocked.
Detach images that you no longer need in the drawing.

Using Other Raster Image Formats | 419

NOTE This command does not affect images you added using Data Connect.
See also:
■

Choosing an Image Detach Method on page 231

■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

To detach an image
1 Click Setup ➤ Image Management.
2 In the Image Manager dialog box, select the image name.
3 Click Detach.
The image is no longer linked to the drawing file, and all instances of the
image are removed from the drawing.

Quick Reference
IMAGE
Manages images
Menu

Setup menu ➤ Image Management

Icon
Manage Images
Command Line

IMAGE

Task Pane

Select an image. Right-click in drawing
area ➤ Image ➤ Image Manager

Modifying Raster Images
You can modify an image with grip modes, adjust an image for contrast, clip
the image with a rectangle or polygon, or use an image as a cutting edge for
a trim.
■

Overview of Modifying Raster Images on page 421

420 | Chapter 3 Bringing In Data

■
■
■
■
■
■
■
■
■

Selecting an Image on page 424
Displaying Image Frames on page 425
Changing Image Alignment on page 426
Adjusting Image Brightness, Contrast, and Fade on page 427
Changing Image Display Quality and Speed on page 429
Making an Image Transparent on page 430
Modifying the Correlation Settings for an Image on page 432
Modifying Other Image Properties on page 434
Clipping an Image on page 436

To modify raster images
■
■
■
■
■
■
■
■
■
■
■
■

To select an image by pressing Shift + left-click on page 424
To turn on the Shift + left-click option on page 425
To display image frames on page 426
To change image alignment on page 427
To adjust brightness, contrast, and fade on page 428
To change image display quality on page 429
To hide a drawing or show clipped images on page 430
To make an image transparent on page 431
To change the color that is transparent on page 431
To modify the correlation settings for an image on page 433
To modify image properties on page 435
To clip an image on page 438

Overview of Modifying Raster Images
You can copy, move, or clip raster images. You can modify an image with grip
modes, adjust an image for contrast, clip the image with a rectangle or polygon,
or use an image as a cutting edge for a trim.
NOTE These options do not affect images you added with Data Connect. If the
image you are inserting is supported, connect to it and add it to your map using
Data Connect on page 370. This gives you more control over styling and other
options.

Image Frames
AutoCAD Map 3D inserts images into frames. A frame is a rectangular vector
object that encloses the image. When you select the frame, you create a
selection set that you can manipulate using any editing command. You can
copy, move, stretch, rotate, and scale images.

Using Other Raster Image Formats | 421

To do this...

Use this method...

Select an image you added with the Insert
An Image command.

Press Shift and click the left mouse button.
See Selecting an Image on page 424.

Dislay frames for images you added with
the Insert An Image command.

Click View ➤ Imaging Tools ➤ Toggle
Frames.
See Displaying Image Frames on page 425.

Change the alignment and scale of an image you added with the Insert An Image
command.

At the Command prompt, enter align.
See Changing Image Alignment on page
426.

Adjust the brightness, contrast, and fade
of an image you added with the Insert An
Image command.

-See Adjusting Image Brightness, Contrast,
and Fade on page 427.

Adjust the image display quality of an image you added with the Insert An Image
command.

-See Changing Image Display Quality and
Speed on page 429.

For an image you added with the Insert An
Image command, make all pixels of a specific color in a grayscale or color image
transparent.

Right-click the image. Click Properties. In
the Properties palette, select Transparency.
See Making an Image Transparent on page
430.

Specify a precise location for an image you
added with the Insert An Image command

Right-click the image. Click Properties. In
the Properties palette, change the position
or rotation of the image.
See Modifying the Correlation Settings for
an Image on page 432.

For an image you added with the Insert An
Image command, modify frame properties.

Right-click the image. Click Properties. In
the Properties palette, change the color,
layer, or linetype.
See Modifying Other Image Properties on
page 434.

Display only a portion of an image you
added with the Insert An Image command.

-See Clipping an Image on page 436.

422 | Chapter 3 Bringing In Data

Quick Reference
MAPIOPTIONS
Specifies default image correlation settings, display options, detach options,
paths, and memory settings
Menu

Setup menu ➤ Raster Options

Command Line

MAPIOPTIONS

Dialog Box

Raster Extension Options dialog box

MAPIFRAME
Makes frames enclosing raster images visible or invisible
Menu

View menu ➤ Imaging Tools ➤ Toggle Frames

Command Line

MAPIFRAME

Dialog Box

MAPIFRAME (Image Frame command)

ALIGN
Aligns objects with other objects in 2D and 3D
Command Line

ALIGN

PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

IMAGECLIP
Creates new clipping boundaries for an image object

Using Other Raster Image Formats | 423

Icon
Clip Image
Command Line

IMAGECLIP

Task Pane

Select an image. Right-click in drawing
area ➤ Image ➤ Clip

Selecting an Image
If an image frame is visible, you can select the image by clicking on the frame
or by drawing a crossing window around a frame edge. When you select an
image by selecting its frame, grips are displayed.
NOTE These options do not affect images you inserted with Data Connect.
You can also select an image by placing your cursor over the image and pressing
Shift + left-click. This feature is useful when you are zoomed in to the image
and you cannot see the image frame or if the image frames are turned off.
After you select an image frame, you can:
■

Right-click to display the Raster Extension shortcut menu.

■

Select a grip. Right-click to display the AutoCAD Map 3D shortcut menu.

■

Manipulate the image using AutoCAD Map 3D commands.

NOTE You can set an option to draw hatch marks over a selected image. Click
Tools ➤ Options. Select the Display tab. Under Display Performance, set Highlight
Raster Image Frame Only to off. If Highlight Raster Image Frame Only is off, when
you select an image, it rises to the top of the display order, obscuring any vectors
that cross it. Use the REGEN command to restore the proper display order.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

To select an image by pressing Shift + left-click
1 Position your pointer so that it is over the image or images to select.

424 | Chapter 3 Bringing In Data

2 Press Shift and click the left mouse button.
If you clicked more than one image, the Image Select dialog box appears.
This dialog box displays the names of all the images that are inserted into
your drawing. The image(s) that are already selected are highlighted (not
just the images that you selected by pressing Shift + left-click).
3 Click the images in the list to select. Click OK. To select all the images
in your drawing, click Select All. To clear the selection set, click Select
None.
NOTE If Shift + left-click is not working, you may need to load the Raster Extension
by using an image command such as Insert An Image, or you may need to turn
on the option.
To turn on the Shift + left-click option
1 Click Setup ➤ Raster Options.
2 In the Raster Extension Options dialog box, select the General tab.
3 Select Shift + Left Click Image Select.
4 Click OK to exit the dialog box.

Quick Reference
MAPIOPTIONS
Specifies default image correlation settings, display options, detach options,
paths, and memory settings
Menu

Setup menu ➤ Raster Options

Command Line

MAPIOPTIONS

Dialog Box

Raster Extension Options dialog box

Displaying Image Frames
An image frame is a vector object that encloses each image you insert.
NOTE This option does not affect images you inserted with Data Connect.

Using Other Raster Image Formats | 425

Hiding an image frame ensures that the image cannot accidentally be moved
or modified by a single- or double-click and prevents the frame from being
plotted or displayed. When image frames are hidden, clipped images are still
displayed to their specified frame limits; only the frame is affected. Showing
and hiding image frames affects all images attached to your drawing.
When you attach an image to a drawing, the image frame inherits the current
color, layer, linetype, and linetype scale.
See also:
■

Changing How Image Frames Are Displayed on page 228

■

Modifying Other Image Properties on page 434

To display image frames
■

Click View ➤ Imaging Tools ➤ Toggle Frames.

NOTE If frames are invisible or an image is on a locked or frozen layer or a layer
that is turned off, then you cannot select the image by clicking the frame. However,
if frames are hidden but the image is on an editable layer, then you can select the
image using Shift + left-click on page 424.

Quick Reference
MAPIFRAME
Makes frames enclosing raster images visible or invisible
Menu

View menu ➤ Imaging Tools ➤ Toggle Frames

Command Line

MAPIFRAME

Dialog Box

MAPIFRAME (Image Frame command)

Changing Image Alignment
You can change the alignment and scale of an image. You can reference two
points in vector space and two points on a raster image to move, scale, and
rotate the image to the vector coordinates. This process performs a simple
transformation but does not rubber sheet the image.

426 | Chapter 3 Bringing In Data

See also:
■

Moving, Rotating, and Scaling an Object on page 789

To change image alignment
1 At the Command prompt, enter align.
2 Select the image and press Enter.
3 Specify a first source point on the image and a first destination point in
the drawing.
4 Specify a second source point on the image and a second destination
point in the drawing.
5 Press Enter.
6 To scale the image, type y (Yes) and press Enter.
The image aligns with the drawing according to the reference points you
specified.

Quick Reference
ALIGN
Aligns objects with other objects in 2D and 3D
Command Line

ALIGN

Adjusting Image Brightness, Contrast, and Fade
When you adjust image brightness, contrast, and fade in AutoCAD Map 3D,
the changes you make affect the display of the image as well as the plotted
output, but do not affect the original raster image file. Adjust brightness to
darken or lighten an image. Adjust contrast to make poor-quality images easier
to read. Adjust fade to make vectors easier to see over images or to create a
watermark effect in your plotted output.

Using Other Raster Image Formats | 427

NOTE This option does not affect images you added with Data Connect. If the
image you are inserting is supported, connect to it and add it to your map using
Data Connect on page 370. This gives you more control over styling and other
options.
NOTE Bitonal images cannot be adjusted for brightness, contrast, or fade. Bitonal
images fade to the current screen background when displayed, and fade to white
(the color of most paper) when plotted.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

To adjust brightness, contrast, and fade
1 -2 Select the image to modify. Press Enter.
3 In the Image Adjust dialog box, specify settings:
■

To adjust brightness or contrast, use the Brightness or Contrast slider
bar.

■

To adjust image fade, use the Fade slider bar.

4 Click OK.

Quick Reference
PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

428 | Chapter 3 Bringing In Data

Changing Image Display Quality and Speed
Changing Image Display Quality
You can change image display quality. Draft-quality images may be grainier,
but they display more quickly than high-quality images. Changing the image
display quality setting affects all images attached to your drawing.
NOTE This option does not affect images you added with Data Connect. If the
image you are inserting is supported , connect to it and add it to your map using
Data Connect on page 370. This gives you more control over styling and other
options.

Hiding Images
You can hide an image. Hidden images are not displayed or plotted; only the
drawing frame is displayed. You can choose to hide an image regardless of the
current viewport coordinate system.

Clipping Images
You can clip the image so that only the parts of the image you want visible
are displayed. To display more than one piece of the image, create additional
insertions of the image, each with a different clip boundary.
NOTE This option does not affect images you added with Data Connect. If the
image you are inserting is supported , connect to it and add it to your map using
Data Connect on page 370. This gives you more control over styling and other
options.
See also:
■

Hiding, Unloading, Detaching, and Erasing Images on page 412

■

Changing Image Display Quality on page 230

To change image display quality
1 -2 Type d (draft) or h (high). Press Enter.

Using Other Raster Image Formats | 429

To hide a drawing or show clipped images
1 Click the frame of the image(s) to change.
NOTE If you are zoomed in and cannot see the image frames, press Shift +
left-click to select the image(s).
2 Right-click the image. Click Properties.
3 In the Properties palette, select one of the display options.
■

Select Show Image and set it to No if you do not want to display the
image.

■

Select Show Clipped and set it to Yes to display any clip boundaries
you have made on an image using the imageclip command.

Quick Reference
PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Making an Image Transparent
You can make all pixels of a specific color in a grayscale or color image
transparent. (The transparency color of a bitonal image is always the
background color of the image.) This is useful for overlaying two images or
placing an image in front of objects.

430 | Chapter 3 Bringing In Data

NOTE This option does not affect images you added with Data Connect. If the
image you are inserting is supported , connect to it and add it to your map using
Data Connect on page 370. This gives you more control over styling and other
options.
This option is not available if the image is currently unloaded or if the Raster
Extension is not loaded. To load the Raster Extension, use an image command,
such as Insert An Image.
NOTE The transparency color is stored in the drawing as an AutoCAD Map 3D
custom object. If you send the drawing to other users, they can see the
transparency color only by opening the drawing in AutoCAD Map 3D or Autodesk
Raster Design. If they open the drawing in AutoCAD, they see a message that
AutoCAD cannot reference the custom object and will not display the transparent
color.
You can also change the opacity of an entire raster image, so that the image
is translucent and items below it are visible.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

To make an image transparent
1 Select the image.
2 Right-click the image. Click Properties.
3 In the Properties palette, select Transparency.
4 Click the down arrow at the right of the box and select Yes.
Specify which color will be transparent.
To change the color that is transparent
1 Zoom in close to the image so that you can accurately select the color.
2 Click the image frame.
NOTE If you are zoomed so you cannot see the image frame, press Shift +
left-click to select the image.

Using Other Raster Image Formats | 431

3 Right-click the image. Click Properties.
4 In the Properties palette, select Transparency Color.
If Transparency Color doesn't appear in the Properties palette, the image
may not be loaded or the Raster Extension may not be loaded. To load
the image, select the image. Right-click the image ➤ Image ➤ Show
Image. To load the Raster Extension, choose an image command such as
Insert An Image.
NOTE You can choose the transparency color for grayscale and color images.
In bitonal images, the transparency color is always the background color of
the image.

5 Click

to display the Transparency Color dialog box.

6 Click Select and pick the desired color on the image. Click OK.
7 To turn on transparency, select Transparency in the Properties palette
and set it to Yes.

Quick Reference
PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Modifying the Correlation Settings for an Image
You can specify a precise location for an image.

432 | Chapter 3 Bringing In Data

NOTE This option does not affect images you added with Data Connect. If the
image you are inserting is supported , connect to it and add it to your map using
Data Connect on page 370. This gives you more control over styling and other
options.
NOTE When you change the insertion point values, AutoCAD Map 3D repositions
the image in the drawing and saves the settings in the drawing. However, these
correlation changes are saved only in the drawing and are not saved back to the
original image file. To change the original correlation information in the image
file, use an image-editing application such as Autodesk Raster Design.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

To modify the correlation settings for an image
1 Select the image.
2 Right-click the image. Click Properties.
3 In the Properties palette, do one of the following:
■

To move the image, type new coordinates in the Position X, Y, and
Z boxes. This insertion point represents the lower-left corner of the
image frame before any rotation is applied.

■

To rotate the image, type a new value in the Rotation box. The units
of the rotation value depend on the units that the drawing is using.
AutoCAD Map 3D rotates the image around the insertion point.

■

To scale the image, type a new value in the Scale box. For example,
to make the image twice as large, type 2 in the Scale box.

4 Close the Properties palette.
TIP You can also click the Pick icon to adjust the frame on page 396 location and
size.

Quick Reference
PROPERTIES

Using Other Raster Image Formats | 433

Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Modifying Other Image Properties
Use the Properties palette to modify image properties such as the following:
■

Frame color, layer, linetype, and linetype scale

■

Image brightness, contrast, and fade

■

Location

■

Rotation, width, height, and scale

■

Image transparency and transparency color

The settings apply only to the selected images.
NOTE These options do not affect images you added with Data Connect. If the
image you are inserting is supported, connect to it and add it to your map using
Data Connect on page 370. This gives you more control over styling and other
options.
Rotation is in degrees (or the units set by the AUNITS system variable); scale,
width, and height are based on the unit of measurement used in the drawing.
When you insert an image, it is inserted on the current AutoCAD layer. Since
AutoCAD Map 3D controls the visibility and behavior of the layers, you can
move an image to another AutoCAD layer to take advantage of the layer
properties. For example, to display images, but not edit them, move the images
to an AutoCAD layer and lock the layer.
See also:
■

Overview of Adding Rasters and Surfaces on page 370

434 | Chapter 3 Bringing In Data

■

Using Other Raster Image Formats on page 385

To modify image properties
1 Click the frame of the image(s) to change.
NOTE If you are zoomed in and cannot see the image frames, press Shift +
left-click to select the image(s).
2 Right-click the image. Click Properties.
3 In the Properties palette, select the property to modify. For example:
■

Color — Select a color or click Select Color to display the Select Color
dialog box.
Select the desired color or select ByLayer to set the frame color of the
image to the color of the layer it is on. The frame color is also the
foreground color for bitonal images.
Click OK to apply the new color to the selected image(s).

■

Layer — Select the target AutoCAD layer for the image(s).

■

Linetype — Select a linetype for the image frame(s). Select any linetype
that is loaded in your drawing or select ByLayer to use the linetype
defined for that layer.

Quick Reference
PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Using Other Raster Image Formats | 435

Clipping an Image
By clipping an image, you can display and plot only a portion of the image.
The clipping boundary can be a rectangle or a two-dimensional polygon with
vertices constrained to lie within the boundaries of the image. Multiple
instances of the same image can have different clipping boundaries.

436 | Chapter 3 Bringing In Data

Image Clip lets you show only the part of an image you require. Move your cursor over
the image to see the clipped portion of the image.

You can display a clipped image using the clipping boundary, or you can hide
the clipping boundary and display the original image boundaries.

Using Other Raster Image Formats | 437

NOTE To clip an image, the image boundary must be visible. See Displaying
Image Frames on page 425.
A clip boundary is a display-only feature that you can use for viewing and
plotting purposes. It does not permanently change image data. When you
delete a clipping boundary, the original image boundary is restored. To
permanently clip the image, use an image-editing application such as Autodesk
Raster Design.
NOTE This option does not affect images you added with Data Connect. If the
image you are inserting is supported, connect to it and add it to your map using
Data Connect on page 370. This gives you more control over styling and other
options.
See also:
■

Displaying Image Frames on page 425

■

Overview of Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

To clip an image
1 -2 Select the image on page 424 to clip. You can only clip one image at a
time.
3 Press Enter or type n to create a new clip boundary.
4 Type r to create a rectangular boundary, or type p to create a polygonal
boundary.
5 Pick the points to define the clip boundary. You must pick at least three
points to define a polygonal boundary.
To restore the image, use these steps: --Type off.
You can modify the clip boundary by defining a new boundary for the image
or by using object grips.
You can also choose to show or hide clip boundaries by changing the image
display properties on page 429 in the Properties palette.

438 | Chapter 3 Bringing In Data

Quick Reference
IMAGECLIP
Creates new clipping boundaries for an image object
Icon
Clip Image
Command Line

IMAGECLIP

Task Pane

Select an image. Right-click in drawing
area ➤ Image ➤ Clip

Joining Data to GIS Features
You can add properties from a different data source to GIS features in your
map using joins. For example, you can join employment rates stored in a
Microsoft Access database file to city features stored in an SDF file, or to
counties stored in an Oracle database. Once you join the two data sources,
you can use the joined information to style the feature, the same way you use
its native information. For example, you can theme the city features based on
the employment rates you joined.

Overview of Joins
Use joins to add extra data to GIS features in your map. For example, join
income data to a parcel layer to add that information to those features. You
can join data from the Internet, other organizations you work with, or GIS
data repositories.
After you create the join, you can use the additional properties the same way
you use the native properties of the feature class: to label, theme, style, and
analyze the layer’s features.
For example, after you join a table of voter turnout data to a map of regions
in your area, you can create a theme that varies in appearance, depending on
the number of participating voters in each region.
With joins, you can keep your data in separate tables, focused on specific
topics, instead of in one large database or file. This can ease administration
and reduce complexity.

Joining Data to GIS Features | 439

Typically, a join connects a separate table of data (a secondary table) to a
feature class layer (the primary table). The most common type of join is a
one-to-one join, which connects one record in a table of data to one feature
in a feature class.
Typically, you join data tables from an application such as Microsoft Access
to FDO layers from SDF, SHP, Oracle, and ArcSDE data. However, you can also
join feature sources such as SHP to other feature sources.
See also:
■

Overview of the Data Table on page 921

■

Create a join. on page ?

■

Modify joins. on page ?

■

Edit joined data. on page ?

■

Export joined data to a .LAYER file. on page 449

■

Export data from the Data Table. on page 449

Creating a Join
A join adds the properties from a data table (secondary table) to an existing
feature-class layer (primary table). The original data remains unchanged in its
source—the join exists only within your map.
The secondary table can be an actual table, such as a named range in an Excel
spreadsheet, or the tabular data contained in a feature source, such as an Oracle
database or an SDF file.

One-to-One Joins
The most common type of join is a one-to-one join, in which one feature is
matched to one secondary record and any additional secondary records are
ignored. For example, if you are joining a table of income data to a layer
representing parcels, you may have more than one income value for a particular
property (if there are multiple residences on that parcel, for instance, or
multiple earners in a residence). In a one-to-one join, the first income value
found for a parcel is matched to that parcel, and any other income information
is ignored.

440 | Chapter 3 Bringing In Data

One-to-Many Joins
You can also create a one-to-many join. In this case, when there are multiple
secondary records for a single feature, additional features are generated to
represent the extra values. Using the same example as above, a parcel that
matches multiple income values will result in multiple Data Table entries for
that parcel, each with a separate income value (even though there is still only
one actual feature). If you style the parcel layer based on income values, only
one is visible in your display map. You can still edit the feature in your map
(for example, to resize it). The real feature in your data will be updated.
NOTE Adding features to your map can have performance implications; some
operations take longer when there is more feature data.

Join Keys
To be joined, the primary and secondary tables must contain matching fields
with common values. These matching fields are the join keys.
For example, when joining a data table containing employment rates to a
layer representing counties, the join key might be County_Name, if that field
is common to both tables.
A join key does not need to have the same name in both data sources, but it
must have the same data type (numeric, string, Boolean, and so on). For
example, you can match the Parcel_ID field in one table to the Lot_Number
field in the second table, so long as Parcel_ID and Lot_Number use the same
data type.
NOTE Joins that use String fields are case-sensitive. The values in the fields must
match exactly. Jones will not match JONES.

Advanced Joining
You can join multiple secondary tables to a feature layer There are several
ways to do this.
You can join a new table to the joined secondary table to create a “chain” of
joins. For example, you can begin by joining income information to a layer
of parcel features, using the Parcel_ID as the common join key. Then you can
add a join to a table of employment data, using Job_Title as a common join
key between the income table and the employment table. Even though the
parcel feature does not contain a property for Job_Title, you can style the
parcels by job type after you complete both joins.

Creating a Join | 441

You can join multiple tables to a single feature using the same join key. For
example, you can join a table of traffic information to a roads layer, using the
Road_Name field as the join key. You can then join a second table of
maintenance schedules to the roads layer, using the same join key.
You can also join multiple tables to a single feature using different join keys.
For example, you can join population information to a layer representing
counties, using the County_Name field as the join key. Then you can join
flood-zone data to the same layer using Elevation as the join key.
In all cases, you can use all of the joined data when styling or theming the
feature layer.

Using Joins for Calculated Fields
You can create a calculated field that uses native data and joined data. For
example, if you join assessor data to parcel data, you can create a field that
represents the cost per acre for each parcel. You create a calculated field using
an expression.

Non-matching Data
When you create a join, you can specify how to deal with features in the
primary table that do not find a match in the secondary table. For example,
if you are joining assessor data to a parcel layer, you can decide what to do
with parcels that have no assessment data. The choices are as follows:
■

Keep All Records On The Left – Keeps all features, even if there is no match
in the secondary table (a left outer join).

■

Keep Only Left-Side Records With A Match – Hides features if there is no
matching record in the secondary table (an inner join).

See also:
■

Modifying or Removing Joins on page 444

■

Accessing Data from ODBC on page 289

■

Overview of the Data Table on page 921

■

Editing Joined Data on page 446

■

Using Joins with Calculated Properties on page 448

442 | Chapter 3 Bringing In Data

To create a join
1 Prepare to create a join by doing the following:
■

Ensure the primary and secondary sources share one or more common
fields, for example Parcel_ID or County_Name. These fields do not
have to have the same name in both sources, but they must use the
same data type.

■

Simplify your secondary table data as much as possible. For example,
remove unnecessary records or tables.

■

Connect to both the primary and secondary sources using one of the
FDO providers in Data Connect. When you connect to a secondary
source that has no geometry data, you don’t need to add anything to
the map—you can just establish the connection and close the Data
Connect window.
NOTE If your secondary source is a Microsoft Access or Microsoft Excel
table, connect to it using an ODBC connection. For information about
setting up ODBC sources, see Accessing Data from ODBC on page 289.

2 In Display Manager, right-click a feature layer ➤ Create A Join.
The layer you right-click is the primary source.
3 In the Table (Or Feature Class) To Join To list in the Create A Join dialog
box, select the table or feature class whose data you will to join to the
layer.
Your selection is the secondary source. If this source contains multiple
tables, choose the one to use for the join.
4 In the This Column From The Left Table list, select the join key (the
common field or property) for the primary source, for example, Parcel_ID
or County_Name.
5 In the Matches This Column From The Right Table list, select the
matching field or property in the secondary source.
Only fields with matching data types are displayed in the right-hand list.
The fields do not need to have the same name in both data sources, but
they must have the same data type (numeric, string, Boolean, and so on).
For example, you can match the Parcel_ID field in one table to the
Lot_Number field in the second table, so long as Parcel_ID and
Lot_Number use the same data type.

Creating a Join | 443

6 Under Type Of Joins, select the type of join to create:
■

Keep All Records On The Left (a left outer join)

■

Keep Only Left-Side Records With A Match (an inner join)

7 Under Relationship With Secondary Records (Cardinality), choose one
of the following:
■

One-To-One matches one secondary source record to each primary
source item. Any extra secondary source records are ignored.

■

One-To-Many creates a new feature for each extra record in the
secondary source.

8 Click OK.
In the Data Table on page 921 for the primary source (the feature layer to which
you joined the data), the newly joined properties are appended to the right
of the native feature data. The joined properties are gray, to indicate that they
are read-only. In the column title, the name of the table you joined precedes
the property name.
NOTE To edit joined data, you must edit the secondary source itself, and not the
layer to which it is joined. See Editing Joined Data on page 446.

Quick Reference
MAPDEFINEJOIN
Defines a join for feature data.
Command Line

MAPDEFINEJOIN

Modifying or Removing Joins
After you create a join, you can change the settings you specified when you
created it. You can remove one (of multiple) joins from a feature layer, or
remove all joins from the feature layer at once, restoring the properties for
that layer to its native data only.

444 | Chapter 3 Bringing In Data

See also:
■

Overview of Joins on page 439

■

Creating a Join on page 440

■

Editing Joined Data on page 446

To modify a join
1 In Display Manager, right-click the feature layer with the join to modify,
and select Manage Joins.
2 In the Manage Layer Data dialog box on page 1343, select the join to modify,
and click Edit.
3 In the Edit A Join dialog box, change any settings.
The settings are the same ones you used when you created the join on
page ?. For example, you can change this join from One-To-Many to
One-To-One to get rid of extra features created by the original join.
4 To delete one (or multiple) joins for this feature layer, click the join to
delete (use Ctrl or Shift to select multiple joins). Click Delete.
5 When you are finished, click OK.
Changes can affect the styles, themes, and labels you set up in your map, if
they were based on the joined data.

Quick Reference
MAPDEFINEJOIN
Defines a join for feature data.
Command Line

MAPDEFINEJOIN

Modifying or Removing Joins | 445

Editing Joined Data
To help you maintain the integrity of your original data, a few limitations
apply when editing joined data:
■

When you edit a feature layer that has a one-to-one join on page 1757 in the
Data Table, you can change the native feature data (from the primary table)
but you cannot change the joined properties (from the secondary table).
To edit the joined data, display Map Explorer, expand the data source
containing the table to edit, select that table, and click Table.
NOTE You cannot add or delete records from an ODBC data source using the
Data Table. Use the source application, for example Microsoft Access, to do
this.

■

For one-to-one joins, you can delete records from the primary source only.
You cannot edit one-to-one inner joins.

■

You can insert records in the primary source for a left outer join on page
1754. You cannot do so for an inner join on page 1753, because the lack of a
matching secondary record would make the feature disappear.

■

You cannot edit one-to-many joins. To make changes, you must open the
table itself from Map Explorer.

■

In general, you cannot edit primary keys.
Each feature class has a property whose value uniquely identifies each
feature within that class. This is called the primary key. Many feature classes
use a single property for this purpose, for example, FeatureId. However, a
feature class could have a list of properties such as street number, street
name, and street type to uniquely identify a house address.
An FDO provider on page 1750 may also support the concept of autogenerated
ID values. When you add objects to your map using such a provider, the
identity property will not have a value, but it is still the primary key.

■

When working offline on page 600, the above rules apply, and you cannot
insert records at all.

See also:
■

Viewing Data for a Selected Layer, Join, Unfiltered Feature Class, or
Non-Spatial Data Table on page 928

■

Editing Features using the Data Table on page 595

446 | Chapter 3 Bringing In Data

To edit joined data
For this type of
join or data...

Edit

Insert

One-to-One

You can edit the
primary table (the
native feature data)
when you display the
Data Table for the
feature layer. To edit
the secondary table
(joined data) open
the table in Map Explorer. You cannot

You cannot insert

edit the primary key

outer join on
page 1754, you can

on page 1758, but

Delete

You can delete only records only in the
join on page 1753 primary table.
because it might
cause the new
primary record to
“disappear” when
there is no matching secondary redata for an inner

cord. For a left

you can edit the join
key.

insert records only
in the primary
table.

One-to-Many

You cannot edit the
primary table (the
native feature data)
or the secondary
table (joined data) in
the Data Table from
Display Manager. Instead, open the tables
in Map Explorer.

Not available.

Not available.

Offline

You can edit (as
above) while you
work offline, but you
cannot insert records.

Not available.

You can delete only records only in the
primary table.

Feature data

You can edit
read/write feature
sources.

You can insert data
for read/write feature sources.

You can delete data
from read/write feature
sources.

Editing Joined Data | 447

For this type of
join or data...

Edit

Insert

Delete

ODBC data table

You can edit records
in Data Table.

Not available. Use
the source application, such as Microsoft Access, to
insert records.

Not available. Use the
source application, such
as Microsoft Access, to
delete records.

Quick Reference
MAPDEFINEJOIN
Defines a join for feature data.
Command Line

MAPDEFINEJOIN

Using Joins with Calculated Properties
Calculated properties combine information in existing properties using
expressions. The existing fields can be native to the current feature layer, or
they can be joined to that feature layer. For example, you can join an assessor
database to a parcel layer and create a calculated property to determine value
per acre based on the parcel value in the assessor data and the parcel area in
the parcel layer.
To create a calculated property based on joined data
1 Connect to both data sources and join them, based on a common
property. on page 440
2 In the Display Manager, select the primary source (the feature layer to
which you joined the data) and click Table.
3 In the Data Table, click Options menu ➤ Manage Calculations.
4 In the Manage Layer Data dialog box on page 1343, click New menu ➤
Calculation.
5 Create the expression for the calculation.
The available properties and values reflect both the source layer and the
joined data.

448 | Chapter 3 Bringing In Data

Quick Reference
MAPDEFINEJOIN
Defines a join for feature data.
Command Line

MAPDEFINEJOIN

Sharing Joined Data with Others
Use these techniques to share joined data and join definitions with others:
■

Export layer(s) to an SDF file on page 1210 – When you export feature layers
to an SDF version 3 file, joined properties are included. The SDF file can
be re-used or shared with other AutoCAD Map 3D, Civil 3D, and MapGuide
customers or other programs that support SDF. The resulting file does not
contain styling data.

■

Save a layer to a .LAYER file on page 1210 – When you save a layer to a .layer
file, it retains its styling information and pointers to the data source that
defines its geometry and attributes (including joined data). You can drag
and drop saved layers into any map to re-use them, or use them with
MapGuide Enterprise.

■

Copy or export data from the Data Table on page 1214 – When you copy
selected features in the Data Table and past them into other programs like
Microsoft Access or Excel, joined properties are included. You can also
export selected data to a comma-separated file for use in other programs.

When you copy data from one feature source to another using Bulk Copy,
joined properties are not included.
To save layer and joined properties to an SDF file on page ?
To export layer connections and joins to a .LAYER file on page ?
To export data from the Data Table on page ?

Quick Reference
MAPEXPORT
Exports drawing objects and their attribute data to an external file format

Sharing Joined Data with Others | 449

Menu

Click File ➤ Convert DWG To ➤ Map 3D Export.

Icon
Export Map File
Command Line

MAPEXPORT

Dialog Box

Export dialog box

MAP2SDF
Exports an SDF 2 format file for use with Autodesk MapGuide, versions 6.5
and earlier.
Menu

Click File ➤ Convert DWG To ➤ Autodesk SDF2
(MapGuide6.x...).

Command Line

MAP2SDF

Dialog Box

Autodesk MapGuide Export dialog box

Adding Attributes to Drawing Objects
Link attribute data to objects in your drawing.
See also:
■

Setting Up Data Sources for Drawings on page 184

To add attribute data to drawing objects
■
■
■
■
■
■
■
■
■
■
■
■

To store attribute data in the drawing on page 451
To link records to objects on page 452
To create a link template on page 454
To open a linked database table on page 456
To manually link a record to an object on page 458
To automatically link records to objects using object data on page 460
To automatically link records to objects using text or block attribute data
on page 460
To convert object data to a linked database table on page 463
To edit or delete a database link on page 465
To delete links for a group of objects on page 465
To edit the database path in a link template on page 466
To delete a link template on page 467

450 | Chapter 3 Bringing In Data

■
■
■
■
■
■
■
■
■
■
■
■

To store attribute data in the drawing on page 451
To link records to objects on page 452
To create a link template on page 454
To open a linked database table on page 456
To manually link a record to an object on page 458
To automatically link records to objects using object data on page 460
To automatically link records to objects using text or block attribute data
on page 460
To convert object data to a linked database table on page 463
To edit or delete a database link on page 465
To delete links for a group of objects on page 465
To edit the database path in a link template on page 466
To delete a link template on page 467

Storing Attribute Data in the Drawing (Object Data)
Object data is attribute data that is attached to individual objects and stored
in tables in the drawing. To use object data, first define the format for the
table, and then create each record as you attach it to an object.
See also:
■

Setting Up Object Data on page 179

■

Entering and Editing Object Data on page 873

■

Bringing In Drawing Objects Based on Attached Data on page 308

To store attribute data in the drawing
■

To create an object data table on page 180

■

To attach data to an object on page 876

■

To bring in drawing objects based on object data on page 309

Overview of Linking Database Records to Objects
You can create a link between a record in an external database and an object
in your drawing. Once the link exists, use the information in the database to
help you analyze, select, and display objects in your drawing.

Storing Attribute Data in the Drawing (Object Data) | 451

For example, you can link property ownership data to a map of a housing
development. Select records based on property value and highlight all objects
linked to those records. Alternately, select all the houses in a specified area
and highlight records that are linked to the selected houses.
Linking records takes two steps:
■

Create a link template for each database. The link template specifies which
column in the database table to use as a key column.

■

Link specific objects to specific records in the table.

When you link a record from a database to an object in your drawing, AutoCAD
Map 3D stores link data on the object.
See also:
■

Setting Up Data Sources for Drawings on page 184

■

Creating a Link Template on page 454

To link records to objects
1 Before you can link a database record to an object, you must attach the
data source to the drawing on page 188 and create a link template for the
table on page 454.
2 Create links using one of the following methods:
■

Manually link a specific record to a specific object on page 458.

■

Link objects automatically based on text or blocks in the drawing on
page 460.

■

Convert existing object data to a linked database table on page 463.

3 If necessary you can edit the link on page 465.

Quick Reference
ADEGENLINK
Automatically links objects to object data or external database records
Menu

452 | Chapter 3 Bringing In Data

In the Classic workspace, click Setup menu ➤ More
Link Template Options ➤ Generate Links

Command Line

ADEGENLINK

Task Pane

In Map Explorer, right-click a link
template ➤ Generate Links

Dialog Box

Generate Data Links dialog box

(Data View) Link Records to Objects
Links the selected records to objects in your drawing
Menu

In the Data View:Links ➤ Link Records To Objects

Icon
Link Records to Objects

MAPDELETELINKS
Deletes database links from objects
Menu

Setup menu ➤ More Link Template Options ➤
Delete Links

Command Line

MAPDELETELINKS

Task Pane

In Map Explorer, right-click a link template ➤ Delete
Links

Dialog Box

Select Link Templates dialog box

MAPLINKMANAGER
Edits the link data attached to an object
Menu

Setup menu ➤ More Link Template Options ➤ Link
Manager

Command Line

MAPLINKMANAGER

MAPOD2ASE
Converts object data tables to linked external database tables
Menu

Click Setup ➤ Convert Object Data to Database Links.

Command Line

MAPOD2ASE

Dialog Box

Convert Object Data to Database Links dialog box

Overview of Linking Database Records to Objects | 453

Creating a Link Template
A link template specifies how to link objects in a drawing to records in a
specific database table.
A link template specifies the name of the database table and the key columns
to use to uniquely identify each record.

The link template is stored in the current drawing.
See also:
■

Overview of Linking Database Records to Objects on page 451

NOTE Before you create a link template, make sure the data source for the table
is currently attached on page 188 and connected on page 193.
To create a link template
1 In Map Explorer on page 1755, right-click the table and click Define Link
Template.
2 In the Define Link Template dialog box, type a name for the link template.

454 | Chapter 3 Bringing In Data

3 Under Key Selection, select the column to use as the key by clicking the
check box in the Key column.
AutoCAD Map 3D uses the value in the key column to uniquely identify
a record, so select a column or a combination of columns that contains
a unique value for each record in the database.
4 Click OK.
NOTE If the link template does not immediately appear on the Map Explorer tab
of the Task Pane, right-click a blank space in Map Explorer. Click Refresh.

Quick Reference
(Data View) Define Link Template
Creates a new link template
Menu

In the Data View:Links ➤ Define Link Template

Icon
Define Link Template
Dialog Box

Define Link Template dialog box (MAPDEFINELT)

MAPDEFINELT
Defines a link template for a database table
Menu

Click Setup ➤ More Link Template Options ➤ Delete
Link Template.

Icon
Define Link Template
Command Line

MAPDEFINELT

Task Pane

In Map Explorer, right-click a data source table or
query ➤ Define Link Template

Dialog Box

Define Link Template dialog box (MAPDEFINELT)

Creating a Link Template | 455

Opening a Linked Database Table
Once you have a defined a link template for a table, you can open the table
as a linked table. When a table is opened as a linked table, AutoCAD Map 3D
tracks the relationship between the records in the table and the objects in
your drawing.
See also:
■

Viewing External Data Linked to Drawing Objects on page 938

■

Finding Records in a Database Linked to Drawing Objects on page 1008

To open a linked database table
■

In Map Explorer on page 1755, double-click a link template. Depending on
the data source option setting, the linked table opens in either Edit mode
or View mode. If the table is write-protected, it opens in View mode. Queries
always open in View mode.

■

To open a table in View mode, right-click the link template. Click View
Linked Table.

Quick Reference
MAPVIEWLINK
Opens a database table associated with a specific link template to view in the
Data View
Menu

Click Map ➤ Database ➤ View Data ➤ View Linked
Table.

Command Line

MAPVIEWLINK

Task Pane

In Map Explorer, right-click a link template ➤ View
Linked Table

Dialog Box

Select Link Template dialog box

456 | Chapter 3 Bringing In Data

Manually Linking Database Records to Objects
You can create a link between an object in the drawing and a record in a
database table. You cannot create a link to a feature from a feature source.

You cannot create links for non-graphical objects, such as layers and linetypes.

Link Data
When you create a link, link data is stored on the object. The link data has
two parts: the name of the link template to use, and the actual value to search
for in the key column. The record with the matching key value is linked to
the object.
See also:
■

Overview of Linking Database Records to Objects on page 451

■

Setting Up Data Sources for Drawings on page 184

■

Creating a Link Template on page 454

■

Automatically Linking Database Records to Objects on page 458

Manually Linking Database Records to Objects | 457

NOTE To link records to objects, you must first define a link template for the table
on page 454, and you must open the table as a linked table on page 456.
NOTE You can link records to drawing objects. You cannot link records to features
from a feature source.
To manually link a record to an object
1 Open a linked database table in the Data View on page 865.
2 In the Data View window, select a record.
3 In the Data View, click Links menu ➤ Link Records To Objects.
4 Select the objects in your drawing. Press Enter.
NOTE If you are linking data to a polygon and plan to use the data with
topology functions, be sure to link the data to the centroid of the polygon.
Topology functions do not use data linked to the polygon border.

Quick Reference
(Data View) Link Records to Objects
Links the selected records to objects in your drawing
Menu

In the Data View:Links ➤ Link Records To Objects

Icon
Link Records to Objects

Automatically Linking Database Records to Objects
If information in your drawing, such as object data, text, or block attribute
data, matches information in a database table, you can automatically create
links from each selected object to a matching record in the database table.

458 | Chapter 3 Bringing In Data

For example, if each parcel in a parcel map has attached object data that
contains the parcel ID, you can automatically link each parcel to the correct
record in a database of parcel information.
Or if you have district code stored as block attribute data and also have a table
that has a column for district codes, you can automatically link each code in
the map to the corresponding record in the table.
If no matching record is found in the database table, you can set an option
to create the record.
If you are using block or text, you can set an option to use the insertion point
point of the block or text as the label point for the object.
See also:
■

Overview of Linking Database Records to Objects on page 451

■

Creating a Link Template on page 454

■

Setting Up Data Sources for Drawings on page 184

■

Defining the Text Insertion Point on page 793

■

Converting Object Data to Database Links on page 461

■

Manually Linking Database Records to Objects on page 457

NOTE You can link records to drawing objects. You cannot link records to features
from a feature source.
Before you begin, be sure you have defined a link template on page 454 for the
database you will use, and the objects to link to are accessible. You cannot
create links to objects on layers that are locked, frozen, or turned off.

Automatically Linking Database Records to Objects | 459

To automatically link records to objects using object data
1 Click Setup ➤ Convert Object Data to Database Links.
2 In the Convert Object Data to Database Links dialog box on page 1416,
under Source Object Data Table, select an object data table.
3 Select Remove Data From Objects Processed to delete the object data after
creating the link.
4 Under Target Link Template, select Link Object Data To Database.
5 Click Define to specify the link template.
6 In the Select Existing Link Template dialog box on page 1425, under Link
Template, select an available link template.
7 For each key field in the link template, select a field in the object data
table.
8 Select a Database Validation option:
■

None — Creates links without checking to see if a matching record
exists in the table

■

Link Must Exist — Creates a link only if the value in the drawing
matches the key field value of an existing record. If no record has a
matching value, a link is not created for that object.

■

Create If New — Creates a new record in the table if no existing record
has a matching value.

9 Click OK.
10 In the Convert Object Data To Database Links dialog box, specify how
to select objects with attached object data.
You can select objects automatically or manually, and you can use a filter
to restrict selection to specified layers.
11 Click Proceed.
To automatically link records to objects using text or block attribute data
1 Click Setup ➤ More Link Template Options ➤ Generate Links.
2 In the Generate Data Links dialog box, select a linkage type.
3 Under Data Links, select Create Database Links.
4 Select a link template.

460 | Chapter 3 Bringing In Data

If you are creating links to enclosed text, select a link template that has
only one key field.
5 If you are creating links to blocks or enclosed blocks, select the name of
the block.
For each key field in the link template, select a tag from the block
attribute. You can assign a tag to only one key field.
6 Select a Database Validation option.
7 Optionally, select Use Insertion Point As Label Point.
8 Click OK.
9 Enter a to use all blocks or text objects, or enter s to select block or text
objects.

Quick Reference
MAPOD2ASE
Converts object data tables to linked external database tables
Menu

Click Setup ➤ Convert Object Data to Database Links.

Command Line

MAPOD2ASE

Dialog Box

Convert Object Data to Database Links dialog box

ADEGENLINK
Automatically links objects to object data or external database records
Menu

In the Classic workspace, click Setup menu ➤ More
Link Template Options ➤ Generate Links

Command Line

ADEGENLINK

Task Pane

In Map Explorer, right-click a link
template ➤ Generate Links

Dialog Box

Generate Data Links dialog box

Converting Object Data to Database Links
You can convert object data into linked records in an external database table.

Converting Object Data to Database Links | 461

You can do one of the following
■

Create a new table in an existing data source. For the new link template,
you can use an existing field as the key field, or you can have AutoCAD
Map 3D create a new field and assign a unique value to each record.

■

Add the data to an existing database table.

Field Names in the New Table
By default, the fields in the new database table have the same names as the
fields in the object data table. AutoCAD Map 3D resolves any conflicts in the
following ways:
■

Truncates fields that are too long and adds an incremental digit to the
resulting duplicate field names

■

Replaces unsupported characters in a field name with an underscore (_)

■

Converts unsupported field types to character

■

Converts point fields to a character string and separates coordinates with
commas

In addition, if you have object data that matches information in a database
table, you can automatically create links from each selected object to a
matching record in the database table.
See also:
■

Overview of Linking Database Records to Objects on page 451

■

Creating a Link Template on page 454

■

Setting Up Data Sources for Drawings on page 184

■

Automatically Linking Database Records to Objects on page 458

If you plan to create a new table in an existing data source, make sure the
appropriate data source is currently attached on page 188 and connected on
page 193.
NOTE During the conversion, field names in the object data table become field
names in the database table. Make sure that the field names in your object data
table are not SQL reserved words such as DATE, SELECT, or CURRENT. If necessary,
rename the fields in your object data table before you convert it.

462 | Chapter 3 Bringing In Data

To convert object data to a linked database table
1 Click Setup ➤ Convert Object Data to Database Links.
2 In the Convert Object Data to Database Links dialog box on page 1416,
under Source Object Data Table, select an object data table.
3 Select Remove Data From Objects Processed to delete the object data after
creating the link.
4 Under Target Link Template, select Convert Object Data To Database.
5 Click Define to specify the link template.
6 In the Define Link Template dialog box, select an available data source.
Click Connect.
7 Enter a table name.
8 Specify the fields to use as key fields (columns). To enter more than one
field name, separate names with a comma.
To select from a list of field names in the object data table, or to rename
the fields, click Select to display the Select Link Template Key(s) dialog
box.
You can use an existing object data field as the key column or create a
new field. If you select Generate Key Field, specify a name for the field
in the Generate Key area. AutoCAD Map 3D sets the first record in the
database table to 1, and increments each subsequent record by 1. Click
OK to close the Select Link Template Key(s) dialog box.
9 In the Define Link Template dialog box, enter a name for the link template
and click OK.
The link template stores the address of the database table and the name
of the key field. Accept the default or enter a new unique name.
10 In the Convert Object Data To Database Links dialog box, specify how
to select objects with attached object data.
You can select objects automatically or manually, and you can use a filter
to restrict selection to specified layers.
11 Click Proceed.
AutoCAD Map 3D converts the object data into linked database tables.

Converting Object Data to Database Links | 463

Quick Reference
MAPOD2ASE
Converts object data tables to linked external database tables
Menu

Click Setup ➤ Convert Object Data to Database Links.

Command Line

MAPOD2ASE

Dialog Box

Convert Object Data to Database Links dialog box

Editing Database Links
To link an object to a different record in a database table, you can either delete
the old link and create a new link, or you can edit the link data stored on the
object.
The link data specifies the following:
■

the link template for the database table

■

the link value for the record

The object is linked to the record in the database table where the value in the
key column matches the link value on the object. If you edit the link value,
you link the object to a different record in the table.
For example, a database has a record for each piece of equipment. The link
template for the database table specifies the serial number column as the key
column. If you replace a piece of equipment, you must edit the link value on
the object in the drawing to reflect the new serial number. This links the object
to the record with the new serial number.

Editing Linked Objects
If you move, copy, or delete a linked object, the link data is moved, copied,
or deleted with it. Deleting the object and its link data does not affect the data
in the database table.
You can also delete the link from the object.
See also:
■

Overview of Linking Database Records to Objects on page 451

464 | Chapter 3 Bringing In Data

■

Creating a Link Template on page 454

■

Setting Up Data Sources for Drawings on page 184

To edit or delete a database link
1 Click Setup ➤ More Link Template Options ➤ Link Manager.
2 Select the object with the link to edit.
3 In the Link Manager dialog box, review or edit the link data.
4 To modify link data, click the value to edit. Type a new value, or click…
to select from a list of values in the database.
5 To delete a link, click the link template and click Delete.
6 When you finish, click OK.
To delete links for a group of objects
1 Click Setup ➤ More Link Template Options ➤ Delete Links.
2 Select the object or objects with the links to delete.
3 In the Select Link Templates dialog box, select the link templates whose
links you will delete from the objects.
4 Click OK.

Quick Reference
MAPDELETELINKS
Deletes database links from objects
Menu

Setup menu ➤ More Link Template Options ➤
Delete Links

Command Line

MAPDELETELINKS

Task Pane

In Map Explorer, right-click a link template ➤ Delete
Links

Dialog Box

Select Link Templates dialog box

MAPLINKMANAGER

Editing Database Links | 465

Edits the link data attached to an object
Menu

Setup menu ➤ More Link Template Options ➤ Link
Manager

Command Line

MAPLINKMANAGER

Editing a Link Template
If you rename a database table or change the location of the database, you
must edit the link template associated with that database table.
When you edit a link template, all objects in the drawing that reference the
link template use the new information.
If you no longer use a link template in a drawing, you can delete the link
template from the current drawing. When you delete a link template, all links
that reference that link template are deleted from the drawing.
See also:
■

Overview of Linking Database Records to Objects on page 451

■

Creating a Link Template on page 454

■

Setting Up Data Sources for Drawings on page 184

NOTE The procedure below edits the link template in the active drawing. It does
not update the asi.ini file (which stores data source mapping information), source
drawings, or other drawings that use this link template.
To edit the database path in a link template
1 Click Setup ➤ Edit Link Template Properties.
2 Select the link template. Click OK.
3 In the Link Template Properties dialog box on page 1422, select a new data
source, catalog, schema, or table.
4 Click OK.
5 Right-click the Map Explorer tab of the Task Pane. Click Refresh.

466 | Chapter 3 Bringing In Data

To delete a link template
1 Click Setup ➤ More Link Template Options ➤ Delete Link Template.
2 In the Select Link Template dialog box, select the link template. Click
OK.

Quick Reference
MAPDELETELT
Deletes a link template
Menu

Setup menu ➤ More Link Template Options ➤
Delete Link Template

Command Line

MAPDELETELT

Task Pane

In Map Explorer, right-click a link template ➤ Delete
Link Template

Dialog Box

Select Link Template dialog box

MAPPROPSLT
Edits the database table name or location in a link template
Menu

Setup menu ➤ Edit Link Template Properties

Command Line

MAPPROPSLT

Using Open Source FDO Providers
To make it easier to extend the capabilities of FDO Data Access Technology
used within AutoCAD Map 3D, Autodesk has released FDO as an open source
project under the Open Source Geospatial Foundation™ (OSGeo™).
This has enabled developers from all over the world to tap into powerful web
mapping and geospatial data access technology and develop additional FDO
data providers that work with AutoCAD Map 3D.

Using Open Source FDO Providers | 467

Often, developers make the providers they develop available for free. They
can be integrated into AutoCAD Map 3D and then used to access additional
data formats not included in the box.
Examples of Third Party and Open
Source Providers Available

Description

OGR Provider (supports vector formats
such as ESRI Personal Database, GRASS,
and SDTS).

Open source, available on http://fdo.osgeo.org

GDAL Provider (supports raster formats
such as NITF, Imagine, PCIDSK, and HDF).

Open source, available on http://fdo.osgeo.org

SL-King Oracle Provider.

Available on http://usa.autodesk.com/adsk/servlet/item?siteID=123112&id=8824908

Safe Software FME Provider for FDO.

Available on http://usa.autodesk.com/adsk/servlet/item?siteID=123112&id=8824908

Check http://fdo.osgeo.org and
http://usa.autodesk.com/adsk/servlet/item?siteID=123112&id=8824908 periodically
for additional providers.
If you are a developer, you can also create your own data providers. The open
source version of FDO Data Access Technology and developer documentation
is available on http://fdo.osgeo.org .
NOTE FDO Providers from sources other than Autodesk are not supported or
warrantied by Autodesk.
■

To download a third party or open source FDO provider on page 468

■

To integrate a new FDO provider into AutoCAD Map 3D on page 469

■

To develop a new FDO provider on page 470

To download a third party or open source FDO provider
■

Go to http://usa.autodesk.com/adsk/servlet/item?siteID=123112&id=8824908
or http://fdo.osgeo.org to see the providers available for download.

468 | Chapter 3 Bringing In Data

To integrate a new FDO provider into AutoCAD Map 3D
1 Close AutoCAD Map 3D if it is running.
2 In Windows Explorer, navigate to \AutoCAD Map 3D 2009\FDO\bin.
3 Make a backup copy of providers.xml. Give the back up a new name such
as providers_backup.xml.
4 In WordPad, open \AutoCAD Map 3D 2009\FDO\bin\providers.xml.
NOTE Do not use Notepad.
5 Copy a section for an existing provider, for example the section OSGEO
WMS, and paste it to a new location in the XML file.
Be sure you copy the entire section, from  to
.

6 Modify the following elements in the new section as needed:
■

Name – Name of your new provider.

■

Display Name – Name that will be displayed in the Data Connect
window in AutoCAD Map 3D

■

Description – Description that will be displayed in the Data Connect
window

■

IsManaged – False if the provider was developed using unmanaged
code like C++; True if uses managed code.

■

Version – The DLL version number. The version number must match
the version number of the DLLs.

■

FeatureDataObjectsVersion – FDO version number

■

LibraryPath - Path to the DLLs for the new provider

7 Save and close providers.xml.
8 Start AutoCAD Map 3D.
9 In Display Manager, click Data ➤ Connect to Data.
The provider you added should appear under Data Connections By
Provider.
10 In the Data Connect window, under Data Connections By Provider, select
the new provider. For example, select “Add OGR Connection”.

Using Open Source FDO Providers | 469

11 Enter the connection information.
NOTE For the OGR provider, you need to enter the complete path to the
geodatabase for Data Source.
12 The ReadOnly field indicates whether you can edit the data. TRUE means
the data is read-only. FALSE means it will be read / write.
13 Click Login.
14 Click Connect to bring the data into your map.
To develop a new FDO provider
■

Go to http://fdo.osgeo.org to download the API and access the
documentation needed to develop a provider.

Bringing In AutoCAD Civil 3D Data
You can bring in the following types of data from AutoCAD Civil 3D projects:
■

Features (Alignments, points, parcels, and pipe networks)

■

Surfaces

To bring in Civil 3D data, you must first export it from Civil 3D to formats
that can be read by AutoCAD Map 3D.
The table below lists the AutoCAD Civil 3D features and attributes that are
exported to the SDF file.
AutoCAD Civil 3D Feature

Exported Attributes

Alignment

■

Alignment Name

■

Length

■

Design Speed

■

Starting Station

■

Ending Station

470 | Chapter 3 Bringing In Data

Point

Parcel

Pipe

Structure

■

Point Number

■

Point Name

■

Elevation

■

Description

■

Raw Description

■

Latitude

■

Longitude

■

Parcel Name

■

Parcel Number

■

Area

■

Perimeter

■

Network Name

■

Length

■

Slope

■

Inside Diameter

■

Outside Diameter

■

Shape

■

Elevation at Start

■

Elevation at End

■

Structure Start

■

Structure End

■

Network Name

■

Rim Elevation

■

Structure Name

See also:
■

Bringing In Features from SDF on page 287

Bringing In AutoCAD Civil 3D Data | 471

■

Adding Raster-Based Surfaces to Your Map on page 373

■

To export features from AutoCAD Civil 3D to SDF on page 472

■

To access the SDF file from a map on page 472

■

To export surfaces from AutoCAD Civil 3D to DEM on page 472

■

To access the DEM from a map on page 472

To export features from AutoCAD Civil 3D to SDF
1 Open the project in AutoCAD Civil 3D. In AutoCAD Civil 3D, click File
menu ➤ Export ➤ Export to SDF.
2 In the Export To SDF dialog box, specify a name for the SDF file.
3 Specify the coordinate system.
NOTE If the drawing already has a coordinate system specified, it is used
automatically and the Select Coordinate System controls in the Export To
SDF dialog box are grayed out.
4 Click OK to export the file.
To access the SDF file from a map
1 In Display Manager on page 1748, click Data ➤ Connect To Data.
2 In the Data Connect window, under Data Connections By Provider, select
Add SDF Connection.
3 Specify information to connect to the SDF file. For more information,
see To bring in features from SDF on page 288.
To export surfaces from AutoCAD Civil 3D to DEM
1 Open the project in AutoCAD Civil 3D.
2 In AutoCAD Civil 3D, export the surface as a DEM file.
To access the DEM from a map
1 In Display Manager on page 1748, click Data ➤ Connect To Data.

472 | Chapter 3 Bringing In Data

2 In the Data Connect window, under Data Connections By Provider, select
Add Raster Image Or Surface Connection.
3 Specify information to connect to the DEM file. For more information,
see To add a raster-based surface to your map on page 374.

Quick Reference
Connect Feature Source
Connects a feature source
Menu

Click File ➤ Connect To Data.

Icon
Connect
Command Line

MAPCONNECT

Task Pane

In Display Manager, right-click and click Connect to
Data

Bringing In AutoCAD Civil 3D Data | 473

474

4

Managing Data

Overview of Managing Data
Different geospatial data formats have different capabilities. Use the following
table to determine the options available for your data stores.
NOTE WMS and raster data providers are not covered here. For information about
those providers, see Adding an Image from a WMS (Web Map Service) on page 377
and Overview of Adding Rasters and Surfaces on page 370.
Oracle

SQL Server

MySQL

ODBC

SDF

SHP

Set up
users on
page 502

Set up
users on
page 502

Set up
users on
page 502

Create
data stores
on page
504

Create
data stores
on page
504

Create
data stores
on page
504

Set up
data
stores on
page 496

Create
data
stores
on page
504

Create
data
stores
on
page
504

Add data
to your
map on
page 271

Add data
to your
map on
page 279

Add data
to your
map on
page 282

Add data
to your
map on
page 289

Add
data to
your

Add
data to
your
map on

ESRI
ArcSDE

WFS

Add
data to
your
map on
page 274

Add
data to
your
map on
page 293

475

Oracle

SQL Server

MySQL

ODBC

SDF

SHP

ESRI
ArcSDE

WFS

map on
page 287

page
285

Style
data on
page 540

Style
data on
page
540

Style
data on
page 540

Style
data on
page 540

Style data
on page
540

Style data
on page
540

Style data
on page
540

Examine
or edit attribute
data on
page 595

Examine
or edit attribute
data on
page 595

Examine
or edit attribute
data on
page 595

Examine
or edit
attribute
data on
page 595

Examine
or edit
attribute
data on
page 595

Examine or
edit attribute
data on
page
595

Examine
or edit
attribute
data on
page 595

Join data
to a different feature. on
page 440

Join data
to a different feature. on
page 440

Join data
to a different feature. on
page 440

Join data
to a different
feature.
on page
440

Join data
to a different
feature.
on page
440

Join
data to
a different feature. on
page
440

Join
data to
a different feature. on
page 440

Create a
schema on
page 509

Create a
schema on
page 509

Create a
schema on
page 509

Create a
schema
on page
509

Create
a
schema
on
page
509

View a
schema on
page 518

View a
schema on
page 518

View a
schema on
page 518

View a
schema
on page
518

View a
schema
on
page
518

476 | Chapter 4 Managing Data

View a
schema
on page
518

View a
schema
on page
518

Join
data to
a WFS
feature.
on page
440

Oracle

SQL Server

MySQL

ODBC

Edit a
schema on
page 519

Edit a
schema on
page 519

Edit a
schema on
page 519

Edit a
schema
on page
519

Delete a
schema on
page 521

Delete a
schema on
page 521

Delete a
schema on
page 521

Delete a
schema
on page
521

Copy data
to/from a
different
data
format on
page 522

Copy data
to/from a
different
data
format on
page 522

Copy data
to/from a
different
data
format on
page 522

Copy
data
to/from
a different data
format
on page
522

SDF

Copy
data
to/from
a different data
format
on page
522

SHP

ESRI
ArcSDE

Copy
data
to/from
a different
data
format
on
page
522

Copy
data
to/from
a different data
format
on page
522

WFS

NOTE You
can
copy
data into an
ArcSDE
schema
if the
data
store
and
schema
are
already
defined
in the
target.

Overview of Managing Data | 477

Oracle

SQL Server

MySQL

ODBC

NOTE You
can use
Bulk
Copy to
copy
ODBC
data to a
different
provider,
such as
Oracle,
MySQL,
SQL Server, SDF,
and SHP.
You can
copy
data to
an
ODBC
data
store,
but you
must
define
the target
schema
properly,
and have
write permissions.

478 | Chapter 4 Managing Data

SDF

SHP

ESRI
ArcSDE

WFS

About Geospatial Feature Classes, Data Stores, and
Schemas
Overview of Geospatial Data
Geospatial data is organized as follows:
■

Feature: The spatial representation of a real-world entity, such as a specific
road or an individual utility pole, that specifies the geometry and other
properties of the feature.

■

Feature class: A category of features with rules that define the allowable
data types, default values, and constraints for its member features. For
example, you might have feature classes for a set of roads, utility poles,
and so on.

■

Schema: A collection of related feature classes.

■

Data store: A collection of feature data in a single storage location.
SDF data stores allow only one schema per file, but database stores such
as Oracle or SQL Server can have multiple schemas. (SHP files can include
only one geometry type per file, but you can stored and copy to multiple
SHP files in a folder. You can use a configuration file to support multiple
schemas when you establish your connection to a SHP file.)

The data hierarchy
Geospatial data is stored in a hierarchical fashion, like a set of tables: each
row within a table is an individual feature, and each column is a property on
page 1758 of that feature. The entire table (including its name, column names,
data types, default values, and constraints) represents a feature class. The set
of related tables is called a schema, and the entire collection of data resides
in a data store.
For example, you might use a data store such as Oracle, which can encompass
multiple schemas. The database might define the utilities for a town, with
schemas for different types of utilities, such as electrical and water. The
electrical schema would include feature classes for utility poles and boxes,
while the water schema would include feature classes for pipes and hydrants.

About Geospatial Feature Classes, Data Stores, and Schemas | 479

Properties
Each feature class has properties that define it. The Pole feature class would
have properties such as identification number, name, model, material, height,
installation date, and so on. The properties that define a feature class can have
data types, default values, and constraints. These can help ensure that a feature
meets certain criteria in order to be included in a particular feature class. For
example, the “Large Roads” feature class can include a field called “Lanes.”
The constraint for “Lanes” can specify that its value must be six or higher in
order for a road to be included in the “Large Roads” feature class.

Data stores
Features can be stored in a spatial database (such as Oracle, MySQL, or
SQLServer), or in the ESRI ArcSDE data store, which can use either an Oracleor SQL Server-based spatial database. Features can be stored in a file (such as
SHP or SDF). Related SHP files might be stored in a folder.
Features can be accessed from a Web-based service (such as WFS or WMS).
AutoCAD Map 3D also supports ODBC (Open DataBase Connectivity), a
standardized interface for accessing a database from a program.
A data store usually contains a spatial context, which describes the spatial
metadata or parameters within which geometry for a collection of features
resides. The spatial context can specify the coordinate system, extents, and
tolerance. A data store can include multiple spatial contexts, for example, one
context for ground-based data and another context for schematic data.
For more information about features, feature classes, and schemas (including
diagrams that illustrate these concepts), see “What Are Features?” and “What
is a Schema?” in Best Practices for Managing Geospatial Data, available from the
Help menu in AutoCAD Map 3D.

Working with features in your map
To add a feature to your map, you connect to its data store and select the
feature classes to include. After you connect to a data store in AutoCAD Map
3D, that data store is a feature source on page 1751 for the current map. Feature
sources are listed by provider (for example, all SDF feature sources are listed
together in Data Connect). Each feature class you add becomes a feature layer
on page 1751 in your map. You can apply filters and spatial queries to the layers
to show only some of the features within that layer. Filters are based on
attributes, and queries are based on spatial location.

480 | Chapter 4 Managing Data

See also:
■

Overview of Bringing In GIS Features on page 266

■

Editing Features using the Data Table on page 595

■

Styling Features on page 540

■

Viewing a Schema on page 518

■

Migrating Data on page 522

To work with geospatial data
■

Set up users for database data stores on page 502

■

Create data stores on page 504, if your data source supports that option.

■

Add data to your map on page 265

■

Style the data on page 540

■

Examine or edit attribute data for any feature on page 595

■

View the schema on page 518 for any data source.

■

Create a schema on page 509, if your data source supports that option.

■

Edit a schema on page 519, if your data source supports that option.

■

Delete a schema on page 521, if your data source supports that option.

■

Copy data to/from a different data format on page 522, if your data source
supports that option.

Working with FDO Schemas
You can view a schema on page 1760, feature class on page 1750, or property on
page 1758 from any FDO provider on page 1750, but the ability to change them
depends on the provider and your access rights. You cannot edit or delete any
schema, feature class, or property if there are existing features that use it.
You can create schemas within AutoCAD Map 3D, or import existing FDO
schemas into your maps.

Working with FDO Schemas | 481

See also:
■

Overview of Geospatial Data on page 479

■

Viewing a Schema on page 518

■

Creating a New Schema on page 509

■

Editing a Schema on page 519

■

Deleting Schemas on page 521

To work with FDO schemas
■

View the schema on page 518 for any data source.

■

Create a schema on page 509, if your data source supports that option.

■

Import on page 517 existing FDO schemas into a map.

■

Edit a schema on page 519, if your data source supports that option.

■

Delete a schema on page 521, if your data source supports that option.

Working with Oracle Data
AutoCAD Map 3D, supports Oracle versions 10gr2, 11g, and XE. You can
create and edit an Oracle data store on page 1747 and schema on page 1760, and
you can access existing spatial schemas in Oracle that were created by other
applications. Oracle has comprehensive support for all the data types and
operations that AutoCAD Map 3D supports, including spatial index on page
1762, long transaction on page 1754, and persistent locking on page 1758.
Before you add features to an Oracle data store, make sure your user privileges
for that Oracle data store are adequate and appropriate, and that the data in
that data store is accurate and current.
You can add a user for an Oracle data store using a utility on page 502 provided
with AutoCAD Map 3D.

What Oracle Schemas Support
An Oracle schema can support the following:
■

Inheritance

482 | Chapter 4 Managing Data

■

Multiple schemas

■

Object properties (with limitations)

■

Association properties (with limitations)

■

Schema overrides

■

Auto ID generation

■

Data store scope unique ID generation

■

Default values

■

Inclusive value range constraints

■

Exclusive value range constraints

■

Value constraints list

■

Null value constraints

■

Unique value constraints

■

Composite unique value constraints

■

Spatial contexts

■

These geometry types: point, line string, polygon, multi-point, multi-line
string, multi-polygon, curve string, curve polygon, multi-curve string,
multi-curve polygon, linear ring, line string segment, circular arc segment,
and ring

■

Multi-geometry

Restrictions of Oracle Schemas
When you create an Oracle schema, the following restrictions apply:
■

A feature class on page 1750 must define or inherit at least one identity
property on page 1758.

■

You cannot add a non-nullable data property to a class that already has
data.

■

Identity properties cannot be nullable.

■

Read-only identity properties must be auto-generated.

■

The length for string properties must be between 1 and 4000 bytes inclusive.

Working with Oracle Data | 483

■

For decimal properties, precision must be between 1 and 38 inclusive and
scale must be between -84 and 127 inclusive.

■

A feature class can have multiple geometric properties. Although it is not
mandatory, having a main geometry as an attribute of the feature class
can help you to identify which geometry property to use as the default for
queries and rendering. Both HasMeasure and HasElevation are supported.

Version Enabling
The Autodesk FDO Provider for Oracle included with AutoCAD Map 3D 2009
creates tables in the FDO data store on page 1747 that are not automatically
version-enabled. Therefore, when you create a new Oracle data store using
the default options, the resulting table is not version-enabled, so persistent
locking on page 1758 and long transaction on page 1754 are not supported. (This
differs from previous releases.)
Oracle Workspace Manager (OWM) is used for versioning and persistent
locking support.
NOTE Versioning and persistent locking are not available with the Oracle XE
version.
See also:
■

Overview of Geospatial Data on page 479

■

Setting Up Database Users on page 502

■

Creating a Data Store on page 504

■

Bringing In Features from Oracle on page 271

■

Creating a Join on page 440

■

Editing Features using the Data Table on page 595

■

Creating a New Schema on page 509

■

Viewing a Schema on page 518

■

Editing a Schema on page 519

■

Migrating Data on page 522

484 | Chapter 4 Managing Data

To enable versioning for an Oracle data store
1 You enable versioning with the Oracle SQL*Plus tool, which you use to
execute the scripts. Before executing the scripts, make sure the following
conditions are true:
■

You connect directly to the Oracle user (or FDO data store) to be
processed.

■

The Oracle user executing the script has sufficient privileges (has been
granted the Workspace Manager role WM_ADMIN_ROLE).

■

The Oracle user executing the script is the only user processing or
accessing the current Oracle user (or FDO data store) during the
execution of the script. Otherwise, a script failure may result from a
session conflict.

2 To create a script log file, execute the spool ; command
before invoking the scripts and the spool off; command after the
invoked script finishes. The log file can help you resolve any issues
encountered by the scripts.
3 Read the documentation contained within the script files themselves to
determine what privileges are required for each script, how to run the
scripts, and what errors may occur.
Problems can occur if you respond incorrectly to errors you encounter
while running a script.
4 Execute the EnableVersioning.sql script in the /FDO/bin/com folder in your
AutoCAD Map 3D folder.
This will enable the tables for OWM.
NOTE The DisableVersioning.sql script in the same folder provides the opposite
functionality.
5 If you create a data store in AutoCAD Map 3D 2009 that you want to use
with the 2007 version of AutoCAD Map 3D, you must set the value of
the lock and long transaction options in the table F_Options in the
generated data store to 2. You can do this with the supplied SQL script
EnableVersioning.sql, which also enables versioning for all tables and allows
the creation of conditional data. Do not make this change to F_Options
in the database if you do not plan to use it with the previous version of
AutoCAD Map 3D.

Working with Oracle Data | 485

To work with Oracle data
■

Set up users on page 502

■

Create data stores on page 504

■

Add Oracle features to your map on page 271

■

Style Oracle features on page 540

■

Join Oracle data to a different feature on page 440

■

Examine or edit attribute data on page 595

■

Create an Oracle schema on page 509

■

View an Oracle schema on page 518

■

Edit an Oracle schema on page 519

■

Copy data to/from a different data format on page 522

Working with SQL Server Data
AutoCAD Map 3D supports SQL Server version 2005. SQL Server provides
comprehensive data support, along with spatial indexing, optimistic
concurrency, and read-committed transaction isolation. It uses a revision
number for optimistic concurrency.
AutoCAD Map 3D supports SQL Server authentication for SQL Server data
stores. The FDO on page 1750 User is mapped to the SQL Server login. Grant
access to the databases whose data you want to use.

What SQL Server Schemas Support
A SQL Server schema on page 1760 can support the following:
■

Inheritance

■

Multiple schemas

■

Object properties (with limitations)

■

Association properties (with limitations)

■

Schema overrides

■

Auto ID generation

486 | Chapter 4 Managing Data

■

Default values

■

Inclusive value range constraints

■

Exclusive value range constraints

■

Value constraints list

■

Null value constraints

■

Unique value constraints

■

Composite unique value constraints

■

Spatial contexts

■

The following geometry types:

■

■

Polygons: polygon, multi-polygon, curve polygon, multi-curve polygon,
circular arc segment

■

Points: point, multi-point

■

Rings: ring, linear ring

■

Line strings: line string, line string segment, multi-line string, curve
string, multi-curve string

Multi-geometry

Restrictions of SQL Server Schemas
When you create a SQL Server schema, the following restrictions apply:
■

A feature class on page 1750 must define or inherit at least one identity
property on page 1758.

■

Identity properties cannot be nullable.

■

Read-only identity properties must be auto-generated.

■

A feature class can have multiple geometric properties. Although it is not
mandatory, having a main geometry as an attribute of the feature class
can help you to identify which geometry property to use as the default for
queries and rendering. Both HasMeasure and HasElevation are supported.

■

The maximum length of a string is 8000 characters.

Working with SQL Server Data | 487

■

For decimal properties, the precision must be between 1 and 38 inclusive,
and the scale must be between 0 and 38 inclusive.

See also:
■

Overview of Geospatial Data on page 479

■

Setting Up Database Users on page 502

■

Creating a Data Store on page 504

■

Bringing In Features from SQL Server on page 279

■

Styling Features on page 540

■

Creating a Join on page 440

■

Editing Features using the Data Table on page 595

■

Creating a New Schema on page 509

■

Viewing a Schema on page 518

■

Editing a Schema on page 519

■

Deleting Schemas on page 521

■

Migrating Data on page 522

To work with SQL Server data
■

Set up users on page 502

■

Create data stores on page 504

■

Add SQL Server features to your map on page 279

■

Style SQL Server features on page 540

■

Join SQL Server data to a different feature on page 440

■

Examine or edit attribute data on page 595

■

Create a SQL Server schema on page 509

■

View a SQL Server schema on page 518

■

Edit a SQL Server schema on page 519

■

Delete a SQL Server schema on page 521

488 | Chapter 4 Managing Data

■

Copy data to/from a different data format on page 522

Working with MySQL Data
AutoCAD Map 3D supports MySQL 5.0.27 In AutoCAD Map 3D, you can
create, edit, and delete a MySQL data store on page 1747 or schema on page 1760.
You can also access existing databases in MySQL that were created by other
applications. AutoCAD Map 3D supports native MySQL geometry, indexing,
two-dimensional geometry (compatible with the OGC Simple Feature
specification), and spatial query operations, but not transactions.
Auto-generated properties are automatically incremented (auto-incremented).
MySQL uses a revision number for optimistic concurrency.
NOTE If you cannot connect to your MySQL data source and you receive the error
message, "Specified credentials are not valid or the provider is unable to establish
a connection," copy the libmySQL.dll file into the AutoCAD Map 3D\FDO\bin folder
and try again.

What MySQL Schemas Support
A MySQL schema can support the following:
■

Inheritance

■

Multiple schemas

■

Object properties (with limitations)

■

Association properties (with limitations)

■

Schema overrides

■

Auto ID generation

■

Default values

■

Null value constraints

■

Unique value constraints

■

Composite unique value constraints

■

Spatial contexts

Working with MySQL Data | 489

■

■

The following geometry types:
■

Polygons: polygon, multi-polygon, curve polygon, multi-curve polygon,
circular arc segment

■

Points: point, multi-point

■

Rings: ring, linear ring

■

Line strings: line string, line string segment, multi-line string, curve
string, multi-curve string

Multi-geometry

Restrictions of MySQL Schemas
When you create a MySQL schema, the following restrictions apply:
■

A feature class on page 1750 must define or inherit at least one identity
property on page 1758.

■

Inclusive value range constraints are not supported.

■

Identity properties cannot be nullable.

■

Read-only identity properties must be auto-generated.

■

A feature class can have multiple geometric properties. Although it is not
mandatory, having a main geometry as an attribute of the feature class
can help you to identify which geometry property to use as the default for
queries and rendering. Both HasMeasure and HasElevation are supported.

■

The maximum length of a string is 65,535 bytes.

■

For decimal properties, the precision must be between 1 and 65 inclusive
and the scale must be between 0 and 30 inclusive.

See also:
■

Overview of Geospatial Data on page 479

■

Setting Up Database Users on page 502

■

Creating a Data Store on page 504

■

Bringing In Features from MySQL on page 282

■

Styling Features on page 540

490 | Chapter 4 Managing Data

■

Creating a Join on page 440

■

Editing Features using the Data Table on page 595

■

Creating a New Schema on page 509

■

Viewing a Schema on page 518

■

Editing a Schema on page 519

■

Deleting Schemas on page 521

■

Migrating Data on page 522

To work with MySQL data
■

Set up users on page 502

■

Create data stores on page 504

■

Add MySQL features to your map on page 282

■

Style MySQL features on page 540

■

Join MySQL data to a different feature on page 440

■

Examine or edit attribute data on page 595

■

Create a MySQL schema on page 509

■

View a MySQL schema on page 518

■

Edit a MySQL schema on page 519

■

Delete a MySQL schema on page 521

■

Copy data to/from a different data format on page 522

Working with SDF Data
The Autodesk SDF file format is a standalone, file-based spatial database format
that supports multiple features classes and properties in a single file, and
provides spatial indexing, interoperability, and high performance for large
data sets.

Working with SDF Data | 491

Characteristics of the SDF File Format
The SDF file format has the following characteristics:
■

SDF files can be read on different platforms.

■

One schema on page 1760 in a single SDF file supports multiple feature classes
on page 1750.

■

SDF files have their own spatial indexing.

■

SDF files can store geometric and non-geometric data with minimal
overhead.

■

The SDF file format supports a single writer at any time, with multiple
readers.

What SDF Schemas Support
An SDF schema can support the following:
■

Auto ID generation

■

Default values

■

Exclusive and inclusive value range constraints

■

Value list constraints

■

Null value constraints

■

Spatial contexts

■

The following geometry types:

■

■

Polygons: polygon, multi-polygon, curve polygon, multi-curve polygon,
circular arc segment

■

Points: point, multi-point

■

Rings: ring, linear ring

■

Line strings: line string, line string segment, multi-line string, curve
string, multi-curve string

Multi-geometry

492 | Chapter 4 Managing Data

See also:
■

Overview of Geospatial Data on page 479

■

Setting Up Database Users on page 502

■

Creating a Data Store on page 504

■

Bringing In Features from SDF on page 287

■

Styling Features on page 540

■

Creating a Join on page 440

■

Editing Features using the Data Table on page 595

■

Creating a New Schema on page 509

■

Viewing a Schema on page 518

■

Editing a Schema on page 519

■

Deleting Schemas on page 521

■

Migrating Data on page 522

To work with SDF data
■

Create data stores on page 504

■

Add SDF features to your map on page 287

■

Style SDF features on page 540

■

Join SDF data to a different feature on page 440

■

Examine or edit attribute data on page 595

■

Create an SDF schema on page 509

■

View an SDF schema on page 518

■

Edit an SDF schema on page 519

■

Delete an SDF schema on page 521

■

Copy data to/from a different data format on page 522

Working with SDF Data | 493

Working with SHP Data
The standalone ESRI SHP file format supports GIS data using the following
file types:
■

SHP (shape geometry)

■

SHX (shape index)

■

PRJ (projection information)

■

CPG (code page files)

■

IDX (spatial index)

■

DBF (shape attributes in dBASE format)

You must have either a SHP or DBF file present to connect to data or work
with schemas on page 1760. Otherwise, these files are optional. If they do not
exist initially, the system creates files with empty records.

Characteristics of the SHP File Format
The Schema Editor treats each SHP file, and its associated DBF file, as a feature
class on page 1750 with a single geometry property on page 1758 and, optionally,
data attribute properties. The SHP file format supports a single writer at any
time, but can have multiple readers.
SHP files can include only one geometry type per file, but you can stored and
copy to multiple SHP files in a folder. You can use a configuration file to
support multiple schemas when you establish your connection to a folder
containing SHP files.

What SHP Schemas Support
A SHP schema can support the following:
■

A single geometry type per file

■

Spatial contexts (determined by coordinate system information in the PRJ
file)

■

Auto ID generation

■

Null value constraints

494 | Chapter 4 Managing Data

■

The following geometry types:
■

Polygons: polygon, multi-polygon

■

Points: point, multi-point

■

Rings: linear ring

■

Line strings: line string, line string segment, multi-line string

See also:
■

Overview of Geospatial Data on page 479

■

Setting Up Database Users on page 502

■

Creating a Data Store on page 504

■

Bringing In Features from SHP on page 285

■

Styling Features on page 540

■

Creating a Join on page 440

■

Editing Features using the Data Table on page 595

■

Viewing a Schema on page 518

■

Migrating Data on page 522

To work with SHP data
■

Create data stores on page 504

■

Add SHP features to your map on page 285

■

Style SHP features on page 540

■

Join SHP data to a different feature on page 440

■

Examine or edit attribute data on page 595

■

View a SHP schema on page 518

■

Copy data to/from a different data format on page 522

Working with SHP Data | 495

Working with ODBC Data
To set up a Data Source Name (DSN) for your ODBC data store, you add a DSN
in Windows. The configuration options you specify depend on the type of
ODBC data store you use. The login ID and password you enter when setting
up your DSN are used only for defining the DSN, and not when you connect
with the ODBC provider via FDO.
NOTE For MySQL, be sure to install the MySQL driver from MyODBC 3.51 at
http://dev.mysql.com/downloads/connector/odbc/3.51.html.

What ODBC Schemas Support
For ODBC, AutoCAD Map 3D supports point geometry, with X, Y, and
optionally, Z columns for defining points. Although the default column names
are X, Y, and Z, when you select the columns to represent these points, you
must override the defaults. Because this information is stored in the map file
itself, if you perform the same steps ( in another map, you will need to override
the settings again..
In some cases, ODBC schemas support default values.

Restrictions of ODBC Schemas
■

There is no spatial indexing.

■

Geometry points are stored as separate properties in the object definition.

■

The existing schema on page 1760 is used; you cannot edit or delete it. You
cannot add a new schema or add FDO on page 1750 metadata to the data
store on page 1747.

See also:
■

Overview of Geospatial Data on page 479

■

Accessing Data from ODBC on page 289

■

Creating a Join on page 440

■

Editing Features using the Data Table on page 595

■

To set up an ODBC data store for use with AutoCAD Map 3D on page 497

■

To set up a database range for Excel on page 498

496 | Chapter 4 Managing Data

■

To work with ODBC data on page 498

To set up an ODBC data store for use with AutoCAD Map 3D
1 From your Windows desktop, click Start menu ➤ Settings ➤ Control
Panel and open the Administrative Tools control panel.
2 Double-click Data Sources (ODBC).
3 Click Add.
4 Select a driver.
■

For a SQL Server data store, use the SQL Server or SQL Native Client
driver. Specify either Windows NT or SQL Server, and select the default
database that matches yours.

■

For an Oracle provider, do not use the Microsoft ODBC for Oracle
driver because it is incompatible with AutoCAD Map 3D. Instead, use
the driver installed with the Oracle client.

5 Click Finish.
6 Specify the DSN information.
■

For a MySQL Server data store, specify the Data Source Name, Server,
User, Password, and Database.

■

For an Oracle provider, specify the Data Source Name, the TNS Service
Name (the service to which you are connecting), and the User ID (the
database to access). The User ID predefines the tables available in
AutoCAD Map 3D (it is the equivalent of the OWNER field in an
Oracle metaschema). If you do not specify it here, the entire schema
of the Oracle instance (based on your user privileges) will be used. It
is case-sensitive and should match the value in the Oracle instance
(all uppercase is the usual case). This process can take several minutes,
depending on your Oracle instance.

7 Under Database, click Select and select the data store to use.
8 Click OK in the Select Database and ODBC Microsoft Access Setup dialog
boxes.
9 In the ODBC Data Source Administrator dialog box, select the new data
source and click Configure.

Working with ODBC Data | 497

10 Specify the appropriate configuration options for your data store type:
■

For SQL Server, some column data types (for example, nchar) can cause
a failure when connecting to the SQL Server, because they are
converted to unsupported formats by the ODBC driver.

■

For a MySQL Server data store, some column types can return the
wrong length and prevent the ODBC provider from reporting the
column. To resolve this, check Don't Optimize Column Width.

■

For a Microsoft Excel schemas, you must specify at least one named
range. You can then expose different named ranges in the worksheet
as different ODBC tables. Also, the ODBC tables map to FDO classes.

To set up a database range for Excel
1 Open the Excel worksheet.
2 Select all the data in the worksheet.
Press Ctrl + A to select everything.
3 Define a named range for all the data in the table.
■

Click Insert menu ➤ Name ➤ Define.

■

Type a name for the FDO class.
Do not use DATABASE or any other reserved word as a range name.

To work with ODBC data
■

Add data to your map on page 289

■

Join ODBC data to a different feature on page 440

■

Examine or edit attribute data on page 595

Working with ESRI ArcSDE Data
You can connect via ArcSDE to an underlying Oracle or SQL Server database.
You can insert, select, update, and delete feature data in existing ArcSDE
schemas on page 1760. You cannot create or modify an ArcSDE schema in
AutoCAD Map 3D.

498 | Chapter 4 Managing Data

AutoCAD Map 3D supports ArcSDE 9.1 and 9.2. To work with ArcSDE, you
must install ArcSDE 9.1 and a supported data source on page 1747, such as Oracle
9i, in the network.
Install the following DLL files on the computer on which you run AutoCAD
Map 3D:
For version 9.1

For version 9.2

pe91.dll

pe.dll

sde91.dll

sde.dll

sg91.dll

sg.dll

For instructions on installing the DLL files and setting up your hosts and
services files for ArcSDE, see Bringing In Features from ArcSDE on page 274.
The PATH environment variable must reference the local folder containing
these . To accomplish this, you can install an ArcGIS 9.1 Desktop application
or the ArcSDE SDK. For more information about ArcGIS 9.1 Desktop
applications and the ArcSDE SDK, refer to the ESRI documentation.

What ESRI ArcSDE Schemas Support
AutoCAD Map 3D uses facilities provided by ArcSDE for long transaction on
page 1754 versioning on page 1765 and persistent locking on page 1758. (ArcSDE
supports one or the other, but not both, on the same class). AutoCAD Map
3D uses the standard ArcSDE API and ArcSDE-supported storage on both the
Oracle and SQL Server platforms. AutoCAD Map 3D does not use FDO on page
1750 metadata for ArcSDE schema—it uses existing metadata only.

Restrictions of ArcSDE Schemas
If ArcSDE encounters curved segments, it converts them to a series of line
segments that approximate the original arc segment (an approximation of
the original geometry).
See also:
■

Overview of Geospatial Data on page 479

■

Editing Features using the Data Table on page 595

Working with ESRI ArcSDE Data | 499

■

Bringing In Features from ArcSDE on page 274

■

Styling Features on page 540

■

Creating a Join on page 440

■

Editing Features using the Data Table on page 595

■

Viewing a Schema on page 518

■

Migrating Data on page 522

To work with ESRI ArcSDE data
■

Add ArcSDE features to your map on page 274

■

Style ArcSDE features on page 540

■

Join ArcSDE data to a different feature on page 440

■

Examine or edit attribute data on page 595

■

View an ArcSDE schema on page 518

Working with WFS Data
An OGC Web Feature Service (WFS) provides access to geographic features
that are stored in an opaque data store on page 1747 in a client/server
environment. A client uses WFS to retrieve geospatial data that is encoded in
Geography Markup Language (GML) from a single or multiple WFS. The
communication between client and server is encoded in XML. If the WFS
response includes feature geometries, it is encoded in Geography Markup
Language (GML), which is specified in the OpenGIS Geographic Markup
Language Implementation Specification. WFS is a read-only provider.

What WFS Schemas Support
A WFS schema on page 1760 can support the following:
■

Inheritance

■

Multiple schemas

■

Object properties

■

Association properties

500 | Chapter 4 Managing Data

■

These geometry types: point, line string, polygon, multi-point, multi-line
string, multi-polygon, multi-geometry, curve string, curve polygon,
multi-curve string, multi-curve polygon, linear ring, line string segment,
circular arc segment, and ring

■

Multi-geometry

See also:
■

Overview of Geospatial Data on page 479

■

Bringing In Features from WFS on page 293

■

Styling Features on page 540

■

Creating a Join on page 440

To work with WFS data
■

Add WFS features to your map on page 293

■

Style WFS features on page 540

■

Join data to a WFS feature on page 440

Working with Feature Sources
After you connect to a data store in AutoCAD Map 3D, that data store is a
feature source on page 1751 for the current map.

Overview of Working with Feature Sources
After you connect to a data store in AutoCAD Map 3D, that data store is a
feature source on page 1751 for the current map. Feature sources are listed by
provider (for example, all SDF feature sources are listed together in Data
Connect on page 1746).
See also:
■

Overview of Geospatial Data on page 479

■

Overview of Bringing In GIS Features on page 266

Working with Feature Sources | 501

To set up a feature source on page 1751
1 Set up database users for the feature source, if necessary. on page ?
2 Do one of the following:
■

Create a database datastore. on page 505

■

Create an SDF or SHP data store. on page 506

NOTE You can also delete a data store. on page ?

Setting Up Database Users
You can use the FDO User Manager utility that comes with AutoCAD Map 3D
to set up database users for Oracle, SQL Server, and MySQL.
For an Oracle data store on page 1747, AutoCAD Map 3D separates the concept
of the Oracle user who owns the schema on page 1760 from the Oracle user who
accesses the schema.
When you create a new Oracle data store in AutoCAD Map 3D on page 504,
AutoCAD Map 3D automatically creates a new corresponding Oracle user who
is the owner of that data. For example, creating a data store called mycitydb
creates an Oracle user called mycitydb. However, you must also create separate
Oracle users for the purpose of accessing the data store. These Oracle users
match the end-users who will access the data. For example, if an end-user
named JSmith will be connecting to the new data store, you create an Oracle
user with that name and grant him access to the new data store. This allows
different users who access the same data to have different privileges.
To access data that resides in a relational database, AutoCAD Map 3D requires
that database users have certain privileges. Use FDO User Manager to add a
new user with the appropriate roles. FDO User Manager is a command-line
utility that lets you manage database users and accounts consistently across
database management systems.
When you create users for an Oracle instance with the FDO User Manager
tool, those users have the privileges that support data access operations for
that data store. If you access the data store as an Oracle user who was not
created using FDO User Manager, the Database Administrator must ensure
that the user has sufficient privileges to work with the data. If you use Oracle
Workspace Manager, you must use separate users to create the data store and

502 | Chapter 4 Managing Data

to access the data store, because locking is tracked by individual user and will
not be effective if everyone connects as the same data store user.
In FDO User Manager, you choose an FDO provider on page 1750 and connection
and then perform provider-specific tasks, including:
■

Adding, dropping, or listing users

■

Assigning, revoking, or listing roles and privileges

■

Granting, revoking, or listing access to data stores

Note: Database users are not the same as AutoCAD Map 3D users, which are
managed separately on page 74.
See also:
■

Overview of Geospatial Data on page 479

■

Setting Up Users and Assigning Rights on page 74

■

Creating a Data Store on page 504

To manage database users and accounts
1 Start FDO User Manager.
By default, FDO User Manager is located in \Program Files\AutoCAD Map
3D\FDO\bin\. To start it, either double-click FdoUserManager.exe in
Windows Explorer or enter FdoUserManager at a command prompt. (To
invoke FdoUserManager from any prompt, add its directory to your path.)
2 At the Choose a Provider menu, enter the digit that corresponds to your
FDO provider and press Enter.
3 Enter each connection parameter when prompted and press Enter.
For example, enter the required service name and username/password.
For more information, contact your database administrator.
4 After you are connected, follow the instructions on the screen.
If you are adding a user, enter the user name and password.
New users you create with this utility automatically have the roles and
privileges required by the AutoCAD Map 3D FDO functionality. However,
FDO User Manager allows you to grant some additional privileges. Use
commas to separate the role names, with no spaces. You can enter ? to

Setting Up Database Users | 503

see a list of roles. To verify the roles after you add them, select List All
Roles And Privileges Of A User.
5 When you finish, enter 0 (a zero) to exit FDO User Manager.

Creating a Data Store
Features are stored in a data store on page 1747, which is a collection of feature
classes in a single data storage location. To add a feature to your map, you
connect to its data store and select each feature class on page 1750 to include.
The main reason to create a new data store is to migrate existing data on page
522 to the new FDO provider on page 1750, or to create new data in that provider
format.
You can create new data stores for database FDO providers (Microsoft SQL
Server, MySQL, or Oracle) and file-based FDO providers (SDF or SHP) from
within AutoCAD Map 3D if you have the necessary privileges for the target
database or directory. After you create a data store, you can define or import
a schema for it, which specifies the feature classes available in that data store
and their properties.
Before creating a database data store, make sure you have created a user for
the data store with the proper privileges on page 502.
To overwrite an existing data store, you must first delete the old one. For data
stores from database FDO providers, use DBMS-specific tools to drop existing
tables.
After you create a data store and define a schema on page 509 for it, AutoCAD
Map 3D users can create, store, and access on page 265 geospatial data in that
data store.
If you have DWG data that you want to move to a feature source on page 1751,
see Migrating DWG Data to GIS on page 530.
When you create a data store, you specify the minimum and maximum X
and Y spatial extents for new data store in the Create Data Store Dialog Box
on page 1476. This is especially important if you later use Bulk Copy on page
522 to move data to that data store. You must make sure that the data you are
moving are inside the extents of the destination data store. MySQL and Oracle
support expanding the extents automatically if incoming data are beyond the
scope of the extents.

504 | Chapter 4 Managing Data

See also:
■

Overview of Geospatial Data on page 479

■

Setting Up Database Users on page 502

■

Migrating Data on page 522

■

Migrating DWG Data to GIS on page 530

■

Creating a New Schema on page 509

Instructions for creating a data store are different for database data stores and
for file-based data stores.
■

To create a data store for a database provider on page 505

■

To create an SDF or SHP data store on page 506

To create a data store for a database provider
1 On the Task Pane, click either the Map Explorer on page 1755 or Display
ManagerDisplay Manager on page 1748 tab.
2 Click Data menu ➤ Connect To Data.
3 In the Data Connections By Provider list in the Data Connect window,
select the appropriate choice (for example, Add Oracle Connection).
4 In the right-hand pane, enter a connection name (the name you will call
this data store in AutoCAD Map 3D) and the information required to
connect to the data store, for example, a service name.
NOTE Do not use the same name you used when you created a user for the
data store on page 502.
5 Log into the service for the store.
6 In the Data Store list, select Add New Data Store (or type a name that
does not appear in the list already) and press Enter.
You are asked if you want to create a new data store. Click Yes.
7 In the Create Data Store Dialog Box on page 1476 for this provider, enter
the settings for the new data store.
8 Click OK.

Creating a Data Store | 505

If the data store is created successfully, you see a confirmation message
prompting you to edit its schema. Use the Schema Editor to create on
page 509 or import on page 517 the schema for the data store.
You are connected to the new data store automatically.
To create an SDF or SHP data store
1 In Map Explorer, do one of the following:
■

Click Schema ➤ Create SDF.

■

Click Schema ➤ Create SHP.

2 In the Create File dialog box, specify the path and file name of the data
store to create.
3 Enter the coordinate system code for the new data store.
If you do not know the code, follow these steps to select a coordinate
system:

■

Click

■

In the Select Global Coordinate System dialog box, select a category.

■

Select from a list of available coordinate systems.
Select a coordinate system that both the provider and AutoCAD Map
3D support.

■

Click Properties to view the properties of the selected coordinate
system.

■

Click OK.

4 Click OK.
You must define a schema for the new data store. A confirmation message
prompts you to use the Schema Editor to create on page 509 or import on
page 517 the schema for the data store.
The new data store is created when you click Apply in the Schema Editor.
You are connected to it automatically.

506 | Chapter 4 Managing Data

Deleting a Feature Source
When you delete a feature source on page 1751, you remove all of its data and
stylization information from layers in the current map that reference its data
store. The data store on page 1747 itself is unaffected.
To delete a feature source, you must first disconnect from it.
See also:
■

Overview of Geospatial Data on page 479

■

Creating a Data Store on page 504

■

Overview of Bringing In Data on page 253

To delete a feature source
1 In Map Explorer, click Data ➤ Connect to Data.
2 In the Data Connections By Provider list in the Data Connect window,
right-click the feature source on page 1751 to delete and click Disconnect.
Feature source entries display page icons. Each entry below a feature
source is a feature class within that feature source.
3 Right-click the feature source again and click Delete.

Working with Schemas
Use the Schema Editor to work with schemas

Overview of Working with Schemas
Geospatial data is stored in a hierarchical fashion, like a set of tables: each
row within a table is an individual feature, and each column is a property on
page 1758 of that feature. The entire table (including its name, column names,
data types, default values, and constraints) represents a feature class on page
1750. The set of related tables is called a schema, and the entire collection of
data resides in a data store.

Deleting a Feature Source | 507

See also:
■

Overview of Geospatial Data on page 479

■

Creating a Data Store on page 504

■

Overview of Bringing In Data on page 253

To do this...

Use this method...

Create a schema

In the Schema Editor, select Schemas in
the Schema tree. Click New Schema on
the Schema Editor toolbar.
See Creating a New Schema on page 509

Import a schema

In the Schema Editor, select Schemas in
the Schema tree. Click Import Schema on
the Schema Editor toolbar.
See Importing and Exporting a Schema on
page 517

Export a schema

In the Schema Editor, select Schemas in
the Schema tree. Click Export Schema on
the Schema Editor toolbar.
See Importing and Exporting a Schema on
page 517

View a schema

In the Schema Editor, click any schema

on page 1760, feature class on page 1750,
or property on page 1758.
See Viewing a Schema on page 518
Edit a schema

In the Schema Editor, click any schema,
feature class, or property. Change any settings.
See Editing a Schema on page 519

Delete a schema

In the Schema Editor, right-click any
schema, feature class, or property. Click
Delete.
See Deleting Schemas on page 521

508 | Chapter 4 Managing Data

Creating a New Schema
Use the Schema Editor to define a new schema on page 1760 in a new on page
504 or existing feature source on page 1751 for a database FDO provider on page
1750 (Microsoft SQL Server, MySQL, or Oracle) or for an SDF data store. You
cannot create a schema for an existing SHP feature source, but you can create
a new file-based data store on page 504 and create a new schema for it during
the creation process. You must use ESRI tools to create an ArcSDE schema—you
cannot use AutoCAD Map 3D to create a schema for ArcSDE.
Some FDO providers allow the client to override the default logical and physical
mapping specified in their schema. You can use the Schema Editor to override
classes, physical table names (to create a new table), Oracle tablespace names,
MySQL storage engines, table-type mapping (base or concrete), properties,
and column names when you define a new schema. You cannot map to an
existing table.
If you are mapping to an existing table or view in another data store on page
1747, make sure all column overrides correctly map to existing columns. If you
map to a table or view with a different owner, have the owner of that table
grant access to the FDO data store. You can create a local view that selects
from the other table, and map to the local view, but this may not be necessary.
The local view will be created automatically if it is not present when you apply
your changes.
If you are mapping to a table and column in the current data store that does
not yet exist, make sure the column name is valid for your database.
You must create schema elements hierarchically: create the schema first, then
its feature classes on page 1750, and then its properties.
For feature sources from some FDO providers, you can create multiple schemas
within the same feature source and change on page 519 the schemas after you
define and save them the first time.
You can view on page 518 a schema from any FDO provider, but you cannot
edit or delete it if there are existing features that use it.
See also:
■

Overview of Geospatial Data on page 479

■

Creating a Data Store on page 504

■

Setting Up Constraints in the Schema Editor on page 511

■

Importing and Exporting a Schema on page 517

Creating a New Schema | 509

■

Viewing a Schema on page 518

■

Editing a Schema on page 519

■

Deleting Schemas on page 521

To create a schema
1 Connect on page 265 to the feature source in which you want to create
the schema on page 1760.
2 In Map Explorer, select the feature source on page 1751 in the connection
tree (at the top of the pane) and click Schema ➤ Edit Schema.
3 In the Schema Editor, expand the Schema tree and do one of the
following:
■

To create a schema, select Schemas (the top-most node in the Schema
tree) and click New Schema on the Schema Editor toolbar.

■

To create a feature class on page 1750, select the parent schema in the
Schema tree and click New Feature Class on the Schema Editor toolbar.

■

To create a property on page 1758, select the parent feature class in the
Schema tree and click New Property on the Schema Editor toolbar.

4 Specify the settings for the new schema element on page 1471 in the
right-hand pane.
See Setting Up Constraints in the Schema Editor on page 511 for
information on limiting the valid values for a property.
5 Repeat the preceding two steps as needed to create other schema elements.
6 Click Apply to apply your changes.
7 Click OK when you finish.

510 | Chapter 4 Managing Data

Setting Up Constraints in the Schema Editor
When you create a schema, you can limit the values that are valid for particular
properties. The types of constraints supported by AutoCAD Map 3D are
described in the following table.
Type of Constraint

Description

Data Table Behavior

Range

Valid values must be
within the range specified. You can include or
exclude the minimum
and maximum values. For
example, you can specify
1-10 inclusive, and then
1 and 10 are both valid.

Any value outside the specified
range generates an error and you
must enter a different value.

List

You supply the list entries
that are valid for the
property.

You click a down-arrow to display
the list, and then choose one of the
items as a value for the property.

Not null

The property’s value cannot be empty.

If you leave the property value
empty when you close the Data
Table, an error message prompts
you to enter a value.

Unique

The property’s value must
be unique within the feature class. If you define
the property as an autogenerated field, or if it is
defined in the data store
as a key field, it will have
this constraint.

If you enter a value that is used by
any other feature in this feature
class, an error message prompts you
to change it. You will not see the
error message until you check in the
feature.
If the table has two columns that
together must be unique (like
"Lastname" and "Firstname"), a
message appears on each column
involved in the paired uniqueness
constraint.

Setting Up Constraints in the Schema Editor | 511

When you edit the properties on page 595 in the Data Table, you can enter
only the values allowed by the constraint. For example, for a Roads feature,
you can specify that the values for the Number_Of_Lanes property be within
the range 1 through 8. If you enter 9 lanes, you will receive an error message.
You will see an error message as soon as you enter the invalid value. When
you check the feature in, your edits are validated again against the data store
and you may be notified of further errors, depending on the data provider’s
capabilities.
You cannot edit a schema to convert an existing field to use a different
constraint type if the table already contains data. The table must be empty.
Not every data provider supports all constraints. The following table shows
supported constraints by provider.
Provider

Range

List

Not Null

Unique

Oracle

Yes

Yes

Yes

Yes

SQL Server

Yes

Yes

Yes

Yes

MySQL

No

No

Yes

Yes

SDF

Yes

Yes

Yes

No

ArcSDE

No

No

Yes

Yes

SHP

No

No

Yes

No

The Schema Editor checks the provider capability and allows only the
constraints supported by that provider.
A property that uses constraints can have any data type, except for Boolean
(which can have not-null constraints only). You cannot constrain properties
with BLOB or CLOB data types.
To create a constrained property
1 In the Schema Editor, expand the Schema tree and select the property to
constrain.
2 Ensure that the data type for the property will allow the constraint you
want.

512 | Chapter 4 Managing Data

For example, Boolean properties can have not-null constraints only.
3 Do one of the following:
■

To specify a range for the property, set Constraint Type to Range and
specify the range values.
In the Constraint Type field, click the down-arrow and click Range.
Enter a minimum and maximum value for the range and, for each
one, specify whether the range is inclusive or exclusive of that value.
For example, if the range is 1-10, specify whether 1 and 10 are included
or not.

■

To specify a list of possible values, set Constraint Type to List and
specify the list values.
In the Constraint Type field, click the down-arrow and click List. Click

Value List and click
item.

. Type the list, pressing Enter after each

If the data type for this property is String , specify the maximum
length of the string before entering values in the list.
If the data type for this property is Decimal , define the precision and
scale before entering values in the list. If you enter values in the list
that exceed the precision or scale, those values will be rounded.
If the data type for this property is DateTime, the list editor displays
a calendar from which you can select specific dates. Once you choose
the first date, the list creates a new entry and you can choose the next
date.
When you click OK, AutoCAD Map 3D will check the values in the
list. If the values are not valid, for example, if they do not match the
data type or they exceed the length of the string definition, you will
see an error message.
■

To ensure that the property is not allowed to have an empty value,
set Nullable to False.
In the Nullable field, click the down-arrow and click True or False. If
you set Nullable to False, you can enter a Default Value to ensure that
new features have an entry for this property.

4 To specify a “uniqueness” constraint, select the appropriate feature class
in the tree on the left.
You can specify a single-property uniqueness constraint or a
composite-property uniqueness constraint. A single-property uniqueness
constraint ensures that the value for that property is unique within the

Setting Up Constraints in the Schema Editor | 513

feature class. A composite-property uniqueness constraint (sometimes
called a “paired constraint”) specifies multiple properties whose combined
values are unique. For example, you can constrain the combined
Street_Number, Street_Name, and City fields to uniquely identify a
building address.
■

Click New (under Specify Constraints (And The Order).

■

Select the boxes for the properties that must have unique values.
The properties designated as unique appear in the list at the bottom
of the dialog box.

■

If desired, use the up and down arrows for the list to change the order
of the properties.

5 Click Apply.

Exposing a Native Database View in a Schema
A database view is a virtual or logical table composed of the result set of a
query. Unlike ordinary tables in a relational database, a view is not part of the
physical schema. It is a dynamic, virtual table computed from data in the
database. Changing the data in a table alters the data shown in the view.
Views can provide advantages over tables:
■

You can use a view to make a subset of data available to certain users.

■

A view can join and simplify multiple tables into a single virtual table.

■

Views can aggregate data (using a sum, average, or other function) to
calculate and present data.

Mapping Existing Views to Feature Classes
AutoCAD Map 3D automatically displays as classes existing database views
that are defined in their native databases. If the view includes geometry, it
will be displayed as a feature class. The following restrictions apply:
■

You cannot create or modify the view definition within AutoCAD Map
3D.

■

In the Data Table, you can edit data in views only if you have permissions
to do so and only if the data store supports editing of view-based data.

514 | Chapter 4 Managing Data

■

The ability to insert, update, and delete data in the view depends on how
the view is defined in its native data store.

■

For existing Oracle schemas, geometry that is included in a view needs a
separate entry in the user_sdo_geom_metadata table. This allows AutoCAD
Map 3D to determine the correct spatial context to use when for that view
when displaying it as a feature class.

If you plan to use a database view with AutoCAD Map 3D, keep the following
points in mind:
■

Your native view must contain a primary key.

■

Your native view must use a spatial index.

In the Schema Editor, the columns defined for the view appear as properties,
but you cannot edit them. However, you can use the Schema Editor to create
feature classes and properties that mimic database views.
For example, although you have an Oracle table, Rivers, with twenty properties,
you may want certain people to see only six of those properties. You can use
the Schema Editor to create a new feature class based on the existing Rivers
table, and add the six properties you want to expose.
Schema Editor allows mapping directly into the physical database objects
(tables or views).

Accessing Views from Native Schema
In addition to mapping feature classes to existing views in a FDO-enabled
datastore, you can “reverse-engineer” views in native, existing,
non-FDO-enabled datastores into feature classes.
To do this, the following must be true:
■

The primary key or unique index columns must be exposed in the view.
If the view contains a join, columns that identify each row uniquely must
also be exposed.
If a class has no primary key, you can still expose it in AutoCAD Map 3D,
but it will be read-only.

■

For Oracle data stores, if there is geometry in the view, there must be an
entry in user_sdo_geom_metadata for that geometry. This will provide the
spatial context and coordinate system information.

Exposing a Native Database View in a Schema | 515

■

For Oracle non-simple views, you can specify which columns to use for a
primary key for the resulting feature class. Provide this information with
the view, as shown in this example:
alter view  add constraint  primary key
(columnnames) disable novalidate;

NOTE This procedure is needed only for FDO on page 1750-enabled schemas. For
existing schema data stores, AutoCAD Map 3D automatically displays the view as
a feature class, with no further action on your part.
To create a feature class that maps to a database view
1 Create an FDO-enabled data store.
You can use the Schema Editor to do this. See Creating a New Schema
on page 509
2 Create a database view using the native tools for your database.
For Oracle, use sqlplus. For SQL Server, use sqlcmd. For MySQL, use
mysql.

3 Reconnect to the data store in AutoCAD Map 3D.
4 In the Schema Editor, select the target schema Name and click New
Feature Class.
For information about creating feature classes and properties, see Editing
a Schema on page 519.
5 If the Logical Feature Class tab is displayed, click the Physical
Configurations tab.
6 For Table Name type the name of the view you created in step 1. Click
OK.
7 Switch back to the Logical Feature Class tab and type the name, class
type, and other required information.
8 Click New Property to add a property.
9 Switch to the Physical Configuration tab.
10 Type the name of the view column (from the view you created in step 1)
to map to the new property. Click OK.
11 Switch back to the Logical Property tab and set the property attributes.

516 | Chapter 4 Managing Data

Attributes such as data type, length, scale, precision, nullability,
uniqueness, and other constraints must match the corresponding column
attributes. For example, you cannot create a property that has the string
data type and map it to a column that uses the number data type.
12 Repeat steps 8 through 11 to create the remaining properties.
13 Be sure to fill in the Primary Key column for the new view record before
you check it in (if it is not defined to be auto-generated).

Importing and Exporting a Schema
You can export a schema on page 1760 as an XML file to do any of the following:
■

Share a schema you created in the Schema Editor with other AutoCAD
Map 3D or GIS-software users.

■

Back up a schema you created in the Schema Editor as an XML file.

■

Save your work in progress if the original data source or directory becomes
unavailable.

You can import an XML schema that you exported, and use it to define a new
schema for another data store. This is useful for creating multiple data stores
based on the same schema.
The AutoCAD Map 3D XML schema format is a subset of the Geography
Markup Language (GML). For information about GML, go to
http://www.opengis.net/gml. GML was standardized by the Open Geospatial
Consortium (OGC). For information about OGC, go to
http://www.opengeospatial.org. You can also consult the Autodesk FDO API
Developer’s Guide and The Essential FDO.
See also:
■

Overview of Geospatial Data on page 479

■

Creating a Data Store on page 504

■

Creating a New Schema on page 509

■

Viewing a Schema on page 518

■

Editing a Schema on page 519

Importing and Exporting a Schema | 517

■

Deleting Schemas on page 521

To import an XML or XMI schema
1 Connect to the feature source into which you want to import the schema.
2 In Map Explorer, select the feature source in the connection tree (at the
top of the pane) and click Schema ➤ Edit Schema.
3 In the Schema Editor, select Schemas (the top-most node in the Schema
tree) and click Import Schema on the Schema Editor toolbar.
4 In the Open dialog box, choose the file format for the file you are
importing (XML or XMI), navigate to the file you want, and then click
Open.
The Schema tree displays the imported schema.
5 Click Apply to make the changes permanent.
To export an XML schema
1 Connect to the feature source whose schema you want to export.
2 In Map Explorer, select the feature source in the connection tree (at the
top of the pane) and click Schema ➤ Edit Schema.
3 In the Schema Editor, select Schemas (the top-most node in the Schema
tree) and click Export Schema on the Schema Editor toolbar.
4 In the Save dialog box, navigate to the desired directory and enter a name
for the file.
5 Click Save.

Viewing a Schema
You can inspect a schema on page 1760 for any feature source on page 1751,
including those of FDO providers on page 1750 that don't support updateable
schemas. When you open an updateable schema, you can edit on page 519 it.
If you change an updateable schema mistakenly, click Cancel to undo on page
522 the changes. Providers that support updateable schemas include Microsoft
SQL Server, MySQL, SDF, and Oracle.
When you open a non-updateable schema, you cannot edit it.

518 | Chapter 4 Managing Data

See also:
■

Overview of Geospatial Data on page 479

■

Creating a Data Store on page 504

■

Creating a New Schema on page 509

■

Importing and Exporting a Schema on page 517

■

Editing a Schema on page 519

■

Deleting Schemas on page 521

To view a schema
1 Connect to the feature source whose schema you want to view.
2 In Map Explorer, select the feature source in the connection tree (at the
top of the pane) and click Schema ➤ Edit Schema.
3 In the Schema Editor, expand the Schema tree and then click any schema,
feature class, or property to view its settings in the right-hand pane.
4 When you finish inspecting the schema, click Cancel to close the Schema
Editor.

Editing a Schema
You can edit a schema on page 1760, feature class on page 1750, or property on page
1758 if the FDO provider on page 1750 supports updateable schemas (for example,
Microsoft SQL Server, MySQL, Oracle, and SDF all support updateable schemas).
If you open a non-updateable schema in the Schema Editor, you can view on
page 518 its settings, but you cannot change them.
You cannot edit or delete any schema, feature class, or property if there are
existing features that use it.
See also:
■

Overview of Geospatial Data on page 479

■

Creating a Data Store on page 504

■

Creating a New Schema on page 509

Editing a Schema | 519

■

Setting Up Constraints in the Schema Editor on page 511

■

Importing and Exporting a Schema on page 517

■

Viewing a Schema on page 518

■

Deleting Schemas on page 521

To edit a schema
1 Connect to the featue source whose schema you want to edit.
2 In Map Explorer, select the feature source in the connection tree (at the
top of the pane) and click Schema ➤ Edit Schema.
3 In the Schema Editor, expand the Schema tree and click the schema,
feature class, or property to edit.
The current settings appear in the right-hand pane.
4 Edit the settings for the schema element. on page 1471
The settings you can change depend on what the provider supports and
which settings are editable. For example, the long transaction on page 1754
section does not appear or is unavailable if the provider does not support
versioning.
5 To add a new feature class, select the schema entry on the right and click
New Feature Class at the top of the window. Specify the information for
the new feature class on the left side of the window.
6 To add a new property, select the feature class entry for that property on
the right and click New Property at the top of the window. Specify the
information for the property on the left side of the window.
See Setting Up Constraints in the Schema Editor on page 511 for
information on limiting the valid values for a property.
7 For a feature class and property, click the Physical Configurations tab
and edit the physical settings if necessary.
Each provider maps a correspondence between a schema element and a
physical object in a feature source. The physical structure of feature sources
varies by provider, as do the types of schema mappings and default
settings. Oracle, for example, maps each feature class onto a table in the
Oracle database where the feature source resides, giving the class and
table the same name. You can override these defaults by changing the
settings on the Physical Configurations tab. The settings on this tab vary

520 | Chapter 4 Managing Data

by provider. The tab is unavailable for providers whose defaults cannot
be changed.
8 Click Apply.
9 Repeat the preceding four steps as needed to edit other schema elements.
10 Click OK to make all the changes permanent.

Deleting Schemas
When you delete a schema on page 1760, feature class on page 1750, or property
on page 1758 in the Schema Editor, its icon disappears from the Schema tree,
along with the icons of its child elements (if any). However, the changes are
not transferred to the underlying feature source on page 1751 until you apply
them. If you delete a feature class, for example, neither the class nor its
properties appear in the Schema tree, but its table remains in the feature source
until you click Apply. You can undo on page 522 changes until you click Apply.
NOTE You cannot delete a schema, feature class, or property if feature data exist
for that item.
See also:
■

Overview of Geospatial Data on page 479

■

Creating a Data Store on page 504

■

Creating a New Schema on page 509

■

Importing and Exporting a Schema on page 517

■

Viewing a Schema on page 518

■

Editing a Schema on page 519

To delete schema elements
1 Connect to the feature source containing the schema elements to delete.
2 In Map Explorer, right-click the desired connection in the connection
tree and select Edit Schema.
3 In the Schema Editor, expand the Schema tree to see its feature classes
and properties.

Deleting Schemas | 521

4 Right-click the schema, feature class, or property to delete, and click
Delete for that schema element.
5 When prompted, click Yes to confirm the deletion.
The Schema tree updates to show the deletion.
6 Repeat the preceding two steps as needed to delete other schema elements.
7 Click OK to make all the deletions permanent.

Undoing Schema Changes
When you make changes in the Schema Editor, the Schema tree and right-hand
pane reflect your changes. However, the changes are not applied to the
underlying feature source until you click Apply. If you click Cancel before you
click Apply, all changes you made since the last Apply are canceled.
See also:
■

Overview of Geospatial Data on page 479

■

Creating a Data Store on page 504

■

Creating a New Schema on page 509

■

Importing and Exporting a Schema on page 517

■

Viewing a Schema on page 518

■

Editing a Schema on page 519

■

Deleting Schemas on page 521

To discard all Schema Editor changes since the last Apply
■

In the Schema Editor, click Cancel.

Migrating Data
Use Bulk Copy to copy data from one feature source on page 1751 to another,
either in the same format or in a different one.

522 | Chapter 4 Managing Data

Overview of Migrating Data
You can use Bulk Copy to copy data from one feature source on page 1751 to
another, either in the same format or in a different one.
You can move DWG objects and their attributes to a variety of geospatial
formats and, in some cases, move the data back into AutoCAD drawings.
See also:
■

Overview of Geospatial Data on page 479

■

Creating a Data Store on page 504

To move data...

Use this method...

From DWG format to SDF

Click File menu ➤ Export As SDF
See Migrating DWG Data to GIS on page
530.

From DWG format to SDF 2 (an earlier
version of SDF)

Click File menu ➤ Export As SDF2
See Exporting DWG Data to SDF2 Format
on page 1175.

From a Display Manager layer to SDF

In the Display Manager, right-click a layer
➤ Export Layer Data to SDF.
See Saving or Exporting a Display Manager
Layer on page 1210.

From one geospatial format to another

In Map Explorer, click Tools ➤ Bulk Copy.
See Migrating GIS Data (Bulk Copy) on
page 523.

Migrating GIS Data (Bulk Copy)
You can use Bulk Copy to copy data from one feature source on page 1751 to
another, either in the same format or in a different one.
If you are moving data from DWG format to any other format, you cannot
use Bulk Copy. Instead, see Migrating DWG Data to GIS on page 530.

Overview of Migrating Data | 523

If you are moving geospatial data into SDF format, it may be easier to save or
export its Display Manager layer to SDF, without going through Bulk Copy.
See Saving or Exporting a Display Manager Layer on page 1210.
Using Bulk Copy, you can copy the complete feature source on page 1751 or a
subset based on a specified schema on page 1760, feature class on page 1750, or
property on page 1758. Use Bulk Copy to do the following:
■

Make your own copy of data owned by another department.

■

Upgrade from file-based (SDF or SHP) data storage to multi-user database
storage (Microsoft SQL Server, MySQL, or Oracle), which provides advanced
features, such as versioning on page 1765 and long transaction on page 1754.

■

Transform coordinate systems easily.

■

Convert a foreign schema to a native format.

When using Bulk Copy, keep the following points in mind:
■

The copied schema is created if it does not exist in the destination feature
source.

■

The names of schemas, feature classes on page 1750, and properties in the
source feature source do not need to match the names in the destination
feature source.

■

You can save or load an XML mapping file to set up the mapping between
the source and destination feature sources.

■

You can copy geometry with no transformation of the coordinates.

■

You must make sure that the data you are moving are inside the extents
of the destination data store. (When you create a data store on page 504,
you specify the minimum and maximum X and Y spatial extents for the
new data store.) MySQL and Oracle support expanding the extents
automatically if incoming data are beyond the scope of the extents.

■

If you don’t have adequate rights to the target data store, you must either
create a new, empty data store as the target or ask your administrator to
grant you the rights required to insert data in the target tables.

See also:
■

Understanding How Bulk Copy Converts Data Types on page 526

■

Fixing Geometry Issues After a Bulk Copy on page 528

524 | Chapter 4 Managing Data

■

Reviewing the Bulk Copy Log Information on page 529

■

Migrating DWG Data to GIS on page 530

■

Creating a Data Store on page 504

■

Saving or Exporting a Display Manager Layer on page 1210

To copy data from one feature source to another
1 Connect to the source and destination feature source on page 1751.
NOTE To copy data to a new SHP data store, create a folder for the new SHP
files and connect to that folder. Do not create the SHP files themselves.
2 In Map Explorer, click Tools ➤ Bulk Copy.
3 Under From, select a feature source in the Connection Name list. This is
the source, from which the data will be copied.
You can also drag the originating feature source onto the target source
in the Data Connect dialog box to initiate a Bulk Copy. The item you
drag becomes the From entry and the item you drop it on becomes the
To entry.
4 If the selected feature source supports versioning, select a version in its
Version list.
5 Under To, select the destination feature source in the top list.
6 If the destination feature source supports versioning, select a version in
its Version list.
The schema trees in Bulk Copy update automatically as you make your
choices.
7 Under Select items to copy, check the boxes for the individual schemas,
features classes, and properties to copy to the destination feature source.
Selecting any schema element automatically selects all its child elements
(for example, selecting a feature class also selects all its properties). A
square (instead of a check) in a check box means that some of that
element’s children are not selected.
In the right-hand tree, AutoCAD Map 3D displays a default name for the
item. Select the default name and enter a different one if you want.

Migrating GIS Data (Bulk Copy) | 525

8 Check the error types to ignore during processing. For any error types
whose boxes are not checked, Bulk Copy stops processing and reports
errors when they occur.
For information about these options, see Bulk Copy on page 1474.
9 To save the current settings in an XML mapping file, click Save under
Schema Mapping. Click Load to open a saved mapping file.
NOTE Before loading a mapping file, connect to the source and destination
feature sources.
10 To begin the Bulk Copy operation, click Copy Now.
The data for the specified schema elements is copied from the source
feature source to the destination feature source.
Bulk Copy displays the progress of the operation. If you click Cancel
during the operation, the copying process will stop but the data will not
return to its original state. There is no way to roll back the data from
within AutoCAD Map 3D once the process is initiated.
When the operation is complete, Bulk Copy reports the results. Click
View Log in the Bulk Copy Results dialog box to see details on page 529.

Understanding How Bulk Copy Converts Data Types
During copying, Bulk Copy retains the same data type when possible but will
perform a conversion if needed. For example, if you are copying data from a
source that uses a Boolean data type and that data type is not available in the
target, Bulk Copy converts the data to byte values, if available. If byte is not
available, Int16 is used, and so on. The following table illustrates how
conversion is performed (for each source data type, Bulk Copy tries to create
target data type 1, but if that is not possible it tries data type 2, and so on):
Source data
type

Target data
type 1

Target data
type 2

Target data
type 3

Target data
type 4

Boolean

Byte

Int16

Int32

Int64

Byte

Int16

Int32

Int64

Int16

Int32

Int64

526 | Chapter 4 Managing Data

Source data
type

Target data
type 1

Target data
type 2

Int32

Int64

Int64

Int32

Decimal

Double

Single

Single

Double

Decimal

Double

Decimal

Single

Target data
type 3

Target data
type 4

The following FDO providers on page 1750 support the following data types:
Oracle ArcSDE

MySQL ODBC SDF

SHP

WFS

SQL Server

Boolean

Y

Y

Y

Y

Y

Y

Y

Byte

Y

Y

Y

Y

Y

Y

Date/Time

Y

Y

Y

Y

Y

Y

Y

Int16

Y

Y

Y

Y

Y

Y

Y

Int32

Y

Y

Y

Y

Y

Y

Y

Int64

Y

Y

Y

Y

Y

Y

Decimal

Y

Y

Y

Y

Y

Y

Single

Y

Y

Y

Y

Y

Y

Y

Double

Y

Y

Y

Y

Y

Y

Y

String

Y

Y

Y

Y

Y

Y

Y

Y

Y

Y

Y

Understanding How Bulk Copy Converts Data Types | 527

Bulk Copy copies geometry properties as is, except that it will convert an arc
to line segments if the destination does not support arcs.
Bulk Copy uses the following rules when copying an auto-generated identifier
from the source feature source on page 1751:
■

If the identifier exists in the destination schema on page 1760 and is not
auto-generated, the identifier is copied from the source feature source.

■

If the identifier exists in the destination schema and is auto-generated, the
identifier is generated by the destination provider.

■

If the identifier does not exist in the destination schema and the destination
schema does not support auto-generated identifiers, the schema is created
with a non-auto-generated identifier and the identifier is copied from the
source feature source.

■

If the identifier does not exist in the destination schema and the destination
schema supports auto-generated identifiers, the schema is created with an
auto-generated identifier and the identifier is generated by the destination
provider.

See also:
■

Migrating GIS Data (Bulk Copy) on page 523

■

Reviewing the Bulk Copy Log Information on page 529

■

Migrating DWG Data to GIS on page 530

To copy data from one feature source to another on page ?

Fixing Geometry Issues After a Bulk Copy
For foreign schemas, the Bulk Copy operation uses the first geometry it finds
to create the geometry in the target data store. If there are multiple spatial
indexes for the geometry properties in the original data store, the geometry
property in the resulting data store’s schema will be different from the order
in the original data store. As a result, the geometry in the new data store may
not match the geometry in the source.
You can fix this problem in the original data store or in the resulting data
store. If you fix the problem in the resulting data store, you modify the
schema’s XML file and import the modified version into the data store.

528 | Chapter 4 Managing Data

To fix a Bulk Copy geometry problem in the original data store
■

Remove the unwanted spatial indexes from the geometric properties in
the original data store.
If only one geometric property is indexed, it will be chosen as the main
geometry for the feature class.

To fix a Bulk Copy geometry problem in the resulting data store
1 Connect to the new data store before you perform the Bulk Copy
operation.
2 Using the Schema Editor on page 519, save the source data store to an
XML file on page 518.
3 Edit the XML file and add the following to the  entry
for the feature class in question, where {geom_prop_name} is the name of
the geometric property to use:
fdo:geometryName="{geom_prop_name}"

4 Import the modified XML file on page 518 into the target data store and
apply the changes.
5 Bulk Copy the data from the source to the target data store, making sure
to properly map the geometry properties before executing the Bulk Copy.

Reviewing the Bulk Copy Log Information
When you perform a Bulk Copy operation, AutoCAD Map 3D creates a log
file that displays information about the source and target of the Bulk Copy
operation. It lists any schemas on page 1760 you created, information about
feature classes on page 1750, the number of objects that were copied, and how
much time the operation took. Here is an example:
“Source ConnectionProperty: 'File', Value: 'C:\San
Francisco\County\SDF\bayarea_county.sdf'
Property: 'ReadOnly', Value: 'false'Target ConnectionProperty: 'File',
Value: 'C:\old_version.sdf'
Property: 'ReadOnly', Value: 'false'Creating schema 'My_Schema'
Property My_Schema:bayarea_county.COUNTY: String length is 0, setting
to 255

Reviewing the Bulk Copy Log Information | 529

Property My_Schema:bayarea_county.FIPSSTCO: String length is 0,
setting to 255
Inserting class 'My_Schema:bayarea_county'
9 objects inserted
Elapsed Time: 0.000110 seconds
Total: 9 objects inserted”

See also:
■

Migrating GIS Data (Bulk Copy) on page 523

■

Understanding How Bulk Copy Converts Data Types on page 526

■

Migrating DWG Data to GIS on page 530

To view the Bulk Copy log
1 Run the Bulk Copy operation. on page 522
2 Click View Log in the Bulk Copy Results dialog box to see the log file.
NOTE The Bulk Copy operation stores its log files under %temp%, using the naming
convention bulkcopyxxxxx.log, where the x characters are replaced by numbers.

Migrating DWG Data to GIS
You can move DWG objects and their attributes to a variety of geospatial
formats and, in some cases, move the data back into AutoCAD drawings.
NOTE When you export AutoCAD drawing data from AutoCAD Map 3D to a
geospatial data store, attributes remain with the geometry data but any visual
stylization you applied is lost, due to the different ways that the two environments
deal with stylization.
You can do the following:
■

Export DWG data to the file-based SDF format on page 323

■

Export DWG data to Oracle on page 1203

■

Export the current map to DWG format on page 1202

530 | Chapter 4 Managing Data

■

Perform a round-trip data migration on page 1207 from DWG to SDF or
Oracle and back again.

To move DWG data to a geospatial format
1 Decide whether you will move the data to an existing data store, or create
a new data store for it.
2 Decide whether you will use an existing schema or a new schema for the
data.
3 Query the data from the DWG into your map. on page 300
4 Export the data to SDF on page 1175, or to an FDO data store (Oracle or
ESRI ArcSDE) on page 1204.
5 After the drawing data has been moved to a GIS format, add new data to
it on page 578 by right-clicking one of its feature class layers and creating
a new feature.

Migrating DWG Data to GIS | 531

532

5

Visualization and Styling

Overview of Visualization and Styling
The methods for styling features and drawing objects are different.
For Drawing Objects

For Features

Description

Show or hide the Display Manager on page ?

Show or hide the Display Manager
on page ?

Use the Display Manager to
style features and drawing objects in your maps, and to adjust
the draw order.

Create a drawing layer on page
?.

Create a feature layer on page ?.

A layer is a set of objects. When
you add objects to your map,
you add them to a Display
Manager layer. Each layer can
have its own style.

Query the current drawing on
page ? or attached drawings
on page ? to bring in objects
that match certain criteria.

Use the Add To Map With Query
option to filter the data from the
feature source on page ?.

Add a subset of objects from a
drawing or feature source to a
Display Manager layer.

Create a drawing style on page
557.

Create a feature style. on page 541

Change color, linetype, linetype
scale, lineweight, or plotstyle.
You can choose the symbol
used to represent point objects.
For drawing objects, add hatch,

533

For Drawing Objects

For Features

Description
text, or annotation. For features,
add labels.

Create a drawing theme on page
970.

Create a feature theme on page
958.

A theme varies the style based
on data associated with the object.

Use scale thresholds. on page ?

Use scale ranges. on page 543

Use scale thresholds or ranges
to change the style as you zoom
in or out, for example, to turn
text off as you zoom out.

Style points on page 557.

Style a point layer. on page ?

Specify a symbol style for a
point drawing layer. Use the
Point Style area of the Style Editor to create a style for a point
feature layer.

Style lines. on page 557

Style a line layer. on page ?

Specify an entity style for a line
drawing layer. Use the Line Style
area of the Style Editor to create
a style for a line feature layer.

Style polygons. on page 557

Style areas or polygons. on page
?

Specify an entity or hatch style
for a polygon drawing layer. Use
the Area Style area of the Style
Editor to create a style for a
polygon feature layer.

Change the display order of layers on page ?.

Change the display order of layers
on page ?.

Layers are drawn from the bottom up. Objects in the layer at
the top of the Display Manager
are drawn last and appear on
top of other objects. If an object
is a member of more than one
layer, it is drawn based on the
highest layer to which it belongs. The Draw Order view

534 | Chapter 5 Visualization and Styling

For Drawing Objects

For Features

Description
takes precedence over the order
in the Layers By Group view.

Hide layers or styles on page ?.

Hide layers or styles on page ?.

If a layer is turned off, objects
from that layer are hidden.
When a style is turned off,
drawing objects are displayed
without styles.

Add a legend. on page ?

Add a legend. on page ?

The legend lists the styles used
in the map.

See also:
■

Overview of Creating and Editing Data on page 573

■

Overview of the Display Manager on page 535

■

Styling Features on page 540

■

Styling Drawing Layers on page 549

■

Styling Raster Images on page 567

Controlling the Display of Your Map
Use the Display Manager on page 1748 to determine which layers appear in your
map and the order of those layers. Use the scale control to set your current
stylization scale.

Overview of the Display Manager
The Display Manager on page 1748 displays styles for feature layers and drawing
object layers. The styles you create for the map do not affect the actual objects
in your map or in their original sources.
Drawing object layers are listed in italic text. Different operations are available
for feature and drawing layers. Right-click a layer to see the available
commands.

Controlling the Display of Your Map | 535

In addition to styling features and drawing objects, you can use the Display
Manager to change the display order and assign different styles to different
views based on scale.
Although Display Manager updates data automatically, you can update it
manually if things get out of synch. You can update the entire map or an
individual layer to reread attribute data, reevaluate expressions for styles and
themes, and requery layers. You may sometimes need to refresh the items in
the Display Manager. This operation does not affect the drawing.

Use the Display Manager to apply styles to features and drawing objects.

See also:
■

Setting Task Pane Options on page 199

■

To display the Display Manager on page 537

■

To update the map or a single layer on page 537

■

To refresh the Display Manager on page 537

536 | Chapter 5 Visualization and Styling

To display the Display Manager
1 Click View menu ➤ Task Pane.
2 In the Task Pane, click Display Manager.
To update the map or a single layer
1 Right-click the Display Manager or an individual layer.
2 Click Update.
To refresh the Display Manager
■

On the command line, enter mapwsrefresh.

Controlling Display Order
Layers in the map are displayed in the order they are displayed in the Display
Manager on page 1748 draw order view; layers higher in the list are drawn in
front of layers lower down.

You can change the display order by moving layers up or down in the list.
For example, to display drawing objects in front of a raster image, put the
raster layer at the bottom of the list.
See also:
■

Organizing Layers in Your Map on page 261

Controlling Display Order | 537

■

To change the order of layers on page 538

■

To hide or show layers on page 538

■

To hide or show styles on page 538

To change the order of layers
1 In Display Manager on page 1748, click the layer to move.
NOTE You use the Draw Order view to change the display order. The Draw
Order view is useful for defining a display order that is different from the way
you organize layers in the Display Manager or in the legend. To change views,
in the Display Manager, click Groups ➤ Draw Order. Once you adjust the
Draw Order view, the Layers by Group view has no impact on Draw Order.
2 Drag the layer up or down in the list.
Drawing objects from layers higher in the list are drawn on top of drawing
objects from layers lower in the list.
To hide or show layers
■

In Display Manager on page 1748, select or clear the check box next to the
layer name.

To hide or show styles
■

In Display Manager on page 1748, select or clear the check box next to the
style name.

Setting Map Scale
The scale control indicates and sets your current stylization scale. The list
includes all the scale ranges (for feature data) and thresholds (for drawing
data) defined in the current map. If you link scale to zoom by closing the lock
icon, styles update appropriately as you adjust the zoom, and zoom updates
when you select a scale. If you use the custom scale box, the correct style is
applied based on where the custom value lands within the scale ranges and
thresholds.

538 | Chapter 5 Visualization and Styling

See also:
■

Defining Scale Ranges on page 543

To set the map scale

1 To link style to scale, close the lock icon

on the Status Bar.

2 On the Status Bar, select a scale from the list
click Custom and enter a value in the Scale box.

or

Creating Multiple Display Maps
Each map file can contain multiple display maps. Each one has its own set of
layers, which are styled independently. For example, you can connect to a
data store that contains parcels and then create one display map that themes
the parcels by area and another that themes them by population.
If you use the same data store for multiple display maps, you connect to that
data store only once, but you add it to each display map separately. You can
copy a layer from one map to another and then change its styling.
NOTE If your map file contains data on its base layer, that data will appear on all
display maps you create in that file. You can clear the check box for the base layer
to hide its data.
All display maps in a map file use the same coordinate system.
See also:
■

Overview of the Display Manager on page 535

To create multiple display maps
1 Connect on page 253 to the data stores to include in the various maps.
You can attach drawings and connect to geospatial feature sources.
2 Create a new display map in the Display Manager by clicking Data ➤
New Map.

Creating Multiple Display Maps | 539

3 Type a name for the new map in the Current Map box at the top of the
Display Manager.
4 To copy a layer from another display map, follow these steps:
■

Switch to the display map containing the layer you want by choosing
its name in the Current Map box.

■

Right-click the layer and click Copy.

■

Switch to the target display map.

■

Right-click a blank area in the Display Manager and choose Paste.

5 Style on page 533 each layer in the new display map.

Styling Features
■
■
■
■
■
■

To create a map with styled feature layers on page 541
To define scale ranges on page 544
To apply styles to points on page 545
To apply styles to lines on page 546
To apply styles to areas on page 548
To load a LAYER file on page 549

Overview of Styling Features
Styles control how features appear on a map. Default styles are applied to
features. When you add point and polygon features to the map, they appear
with default symbol, line, and fill styles. Polylines are given a default line
style. Each layer is given a distinctive color. For example, polygons are filled
with a color that is different from other polygon layers that are already in the
map. Change the default styles as needed.
For example, you can specify the scale ranges at which a feature is visible, set
line color, and add labels. To specify styles for a layer, you define a style for
a scale range. 0 - Infinity is the default scale range. Add narrower scale ranges
as you define styles to define how the data should appear at various scales.
For example, you could create one scale range that displays roads with thick
lines when you zoom in, and create a second scale range that displays roads
with thin lines when you zoom out.

540 | Chapter 5 Visualization and Styling

You can also create a theme that displays data in varying styles to indicate
different values.
NOTE Instructions in this section are for geospatial features. If you are styling a
drawing layer, see Styling Drawing Layers on page 549.
See also:
■

Creating Multiple Display Maps on page 539

■

Setting Map Scale on page 538

■

Defining Scale Ranges on page 543

■

Styling Point Features on page 544

■

Styling Line Features on page 546

■

Styling Area Features on page 547

■

Creating Themes on page 953

To create a map with styled feature layers
1 In the Display Manager on page 1748, click Data ➤ New Map.
2 In the Current Map box, enter a name for the new display map.
3 Assign a coordinate system on page 137 to the map.
4 Connect on page ? to the features you want and add them to the current
display map. Attach drawings and query in on page ? the drawing objects
you want.
5 Define the scale ranges. on page 543
6 Click a layer in Display Manager and click Style.
7 Specify a point on page 544, line on page 546, or polygon on page 547 style
or define a theme.
8 Optionally:
■

Change the display order on page ? of layers. Layers at the top of
the list appear on top of other layers.

Overview of Styling Features | 541

■

Create a legend on page ?.

To do this...

Use this method...

Description

Show or hide the Display Manager

Click View menu ➤ Task Pane.
In the Task Pane, click Display
Manager.

Use the Display Manager to
style features and drawing objects in your maps, and to adjust
the draw order.

Create a feature layer.

Add a feature to the map using
Data Connect. on page ?

When you connect to a feature
from your map, you add the
objects in that feature to a Display Manager layer. Each layer
can have its own style.

Include only objects that match
certain criteria.

Use the Add To Map With Query
option to filter the data from the
feature source on page ?.

Add a subset of objects from a
feature source to a Display
Manager layer.

Create a style.

Use the Style Editor on page 541.

Options vary, depending on
whether you are styling points,
lines, or polygons.

Create a theme.

Use the Style Editor on page 958.

A theme varies the style based
on data associated with the object.

Change the style as you zoom in
or out.

Use scale ranges. on page 543

You can define multiple styles
and assign each one to a different scale range.

Label individual features.

Include labels as part of a style and
assign a property for the labels. on
page ?

For each feature, the property
you assign for the style appears
at the scale ranges you specify.

Change the display order of layers.

Use Display Manager to change
the Draw Order on page ?.

Layers are drawn from the bottom up. Objects in the layer at
the top of the Display Manager

542 | Chapter 5 Visualization and Styling

To do this...

Use this method...

Description
are drawn last and appear on
top of other objects.

Hide layers or styles.

Check the boxes in the Display
Manager for the layers or styles to
show on page ?.

If a layer is hidden, objects from
that layer are hidden. When a
style is hidden, drawing objects
are displayed without styles.

Add a legend.

Use the Display Manager to include and style the legend. on
page ?

The legend lists the styles used
in the map.

Defining Scale Ranges
The first step in creating styles is to define your scale ranges.
A scale range specifies the zoom level at which a particular style is applied to
the display of your features. When the zoom level of the map is within the
specified scale range, AutoCAD Map 3D redraws the features using the style
associated with the scale range.
The style is applied when the zoom level is greater than or equal to the From
value and less than the To value. When setting up adjacent scale ranges, use
the same To value as the next range's From value. For example, if one range
is 0 - 20,000 set the next range to 20,000 - 40,000.
NOTE When setting up multiple scale ranges for a map, make sure that they do
not overlap. For example, the ranges 500,000 - 5,000,000 and 2,000,000 10,000,000 overlap. In such cases, when the zoom level is within the overlapping
scale range, AutoCAD Map 3D displays the features using the style of the first scale
range listed.
See also:
■

Setting Map Scale on page 538

■

Overview of Visualization and Styling on page 533

Defining Scale Ranges | 543

To define scale ranges
1 In Display Manager on page 1748, right-click a feature layer.
2 Click Edit Style to display the Style Editor.
3 In the Style Editor, in the Scale Ranges area, under From, enter the lower
end of the scale range. Under To, enter the upper end of the scale range.
For example, to make a style visible when the map is zoomed anywhere
between 1:250,000 and 1:5,000,000, enter 250000 for From and enter
5000000 for To.
4 To add a new scale range, click Add A Scale Range.
5 Specify From and To values.
6 When working with scale ranges:
■

To copy a scale range, select the range and click Duplicate.

■

To delete a scale range, select the range and click Delete.

■

To change the position of a scale in the list, select the range and click
Move Up or Move Down.

Quick Reference
Update Display Manager
Refreshes the current display
Task Pane

Right-click the Display Manager. Click Update

Styling Point Features
Use symbols to represent and display point features.
If precise placement of labels is important, you can display labels instead of
symbols at feature point locations. You can also specify whether other labels
on other layers should obscure symbols on this layer.
See also:
■

Defining Scale Ranges on page 543

544 | Chapter 5 Visualization and Styling

■

Adding Labels to Features on page 900

■

Displaying Fixed Labels at Point Locations on page 903

■

Allowing Labels to Obscure Points on page 903

To apply styles to points
1 In Display Manager on page 1748, right-click a feature layer that contains
points.
2 Click Edit Style.
3 In the Style Editor, under Scale Ranges, select the scale range to style.
4 In the Point Style area for the selected scale range, click the box under
Style.
5 In the Style Point dialog box, select the Style A Point Symbol check box.

6 For Symbol, click

.

7 In the Select A Symbol dialog box, specify a symbol library and a symbol.
Click OK.
NOTE When creating a block for use as a symbol the Edge color applies to
any entities that are defined as ByBlock. The Fill color applies to any entities
that are defined as ByLayer.
8 For Size Context, specify the type of units:
■

Select Device Space to specify symbol widths and heights in screen
units. Available units are Points, Inches, Millimeters, or Centimeters.

■

Select Map Space to specify symbol widths and heights in Mapping
Coordinate System (MCS) units. Available units are Inches, Feet, Yards,
Miles, Millimeters, Centimeters, Meters, and Kilometers.

9 For Units, select the type of units to use.
10 For Width, enter the symbol width or specify the width using a number
expression.
For more information, see the Creating Numeric Expressions.
11 For Height, enter the symbol height or specify the height using a number
expression.

Styling Point Features | 545

For more information, see the Creating Numeric Expressions.
12 To maintain width-to-height proportions when you change the width
or height of the symbol, select the Maintain Aspect Ratio check box.
13 To change the fill and edge colors of the symbol, use the Fill Color and
Edge Color lists.
If you do not change the colors, the default colors from the symbol are
used.
14 For Rotation, do one of the following:
■

Select a value from the drop-down list.

■

Click Any Angle. Specify the angle using the slider or enter an angle
in the box. Click OK.

■

Click Expression. Specify the rotation using a number expression.
For more information, see the Creating Numeric Expressions.

15 Click OK.

Styling Line Features
Specify the thickness, color, and pattern of polyline features. Style a single
line or build a composite line with several components and then style each
component. For example, to illustrate a highway, create a thick black line and
add a thinner, dashed, yellow line.
See also:
■

Defining Scale Ranges on page 543

■

Adding Labels to Features on page 900

■

Allowing Labels to Obscure Points on page 903

To apply styles to lines
1 In Display Manager on page 1748, right-click a feature layer that contains
lines.
2 Click Edit Style.
3 In the Style Editor, under Scale Ranges, select the scale range to style.

546 | Chapter 5 Visualization and Styling

For more information about scale ranges, see Defining Scale Ranges on
page 543.
4 In the Line Style area for the selected scale range, click the box under
Style.
5 In the Style Line dialog box, select the Apply Styles To The Line check
box.
6 To style a single line, do the following:
■

For Units (Device Space), select the type of units to measure line
thickness.
Lines are specified in Device Space units.

■

Use the lists to specify polyline thickness, color, and pattern.
NOTE Select 0 thickness to draw the line as thinly as possible.

7 To build a composite line, do the following:
■

Click Create Composite Lines to expand the Style Line dialog box.

■

Style the first line in the composite.

■

Click New to add a new component to the line.

■

Style the new component as desired.

■

Control the position of the selected component in the overall
composite line by clicking the up and down arrows.

8 Click OK.

Styling Area Features
Specify the fill style and color, background color, edge style and color, and
line thickness used to draw area (polygon) features.
See also:
■

Defining Scale Ranges on page 543

■

Adding Labels to Features on page 900

■

Allowing Labels to Obscure Points on page 903

Styling Area Features | 547

To apply styles to areas
1 In Display Manager on page 1748, right-click a feature layer that contains
polygons.
2 Click Edit Style.
3 In the Style Editor, under Scale Ranges, select the scale range to style.
For more information about scale ranges, see Defining Scale Ranges on
page 543.
4 In the Area Style area for the selected scale range, click the box under
Style.
5 To fill polygons, in the Style Area dialog box, select the Apply Fill To The
Area check box.
6 For Fill Pattern, select Solid or a pattern.
■

If you specified Solid fill, specify Foreground Transparency and
Foreground Color.

■

If you specified a pattern fill, specify colors for Foreground Color and
Background Color. If you do not want a background color for the
pattern, click Transparent for Background Color.
NOTE In polygons with transparent backgrounds, the colors you see on
the map may differ from the colors displayed in the preview frame because
the preview frame always uses a white background, which may differ from
the color beneath the transparent objects in your map.

7 To add borders to polygons, select the Apply A Border To The Area check
box and then do the following:
■

For Line Pattern, specify the pattern for the area border.

■

For Units (Device Space), select the type of units to use to measure
border thickness.

■

For Line Thickness, specify a thickness for the area border.
NOTE Select 0 thickness to draw the border as thin as possible.

■

For Line Color, specify a color for the area border.

8 Click OK.

548 | Chapter 5 Visualization and Styling

Labeling Features
You can label features on feature layers. For more information, see Adding
Labels on page 900.

Saving and Loading Styled Feature Layers
After you have styled feature layers, you can save the connection and styling
information to LAYER files that you can share with other users. A LAYER file
contains connection and style information only, no feature data.
When you load a LAYER file, AutoCAD Map 3D adds the source file to the
Map Explorer, creates the connection, adds the feature layer to the Display
Manager on page 1748, and styles the layer correctly. Drag and drop the LAYER
file from Windows Explorer to the Display Manager.
See also:
■

Saving or Exporting a Display Manager Layer on page 1210

To load a LAYER file
■

Drag and drop the LAYER file from Windows Explorer to the Display
Manager on page 1748.

Styling Drawing Layers
When you define a style for a drawing layer, you specify how AutoCAD Map
3D displays drawing objects on that layer.
■
■
■
■
■
■
■
■
■
■

To create a map with styled drawing layers on page 551
To style a drawing layer on page 555
To create a display style on page 557
To add a display style to a layer on page 559
To modify a display style on page 560
To hide the drawing objects in a layer on page 560
To save a style to the Display Library on page 561
To create a new category in the Display Library on page 562
To reference a style from the Display Library on page 563
To turn off style referencing on page 563

Labeling Features | 549

■
■

To create or modify a scale threshold on page 564
To view a layer's styles at all scale thresholds on page 566

Overview of Styling Drawing Layers
When you define a style for a layer, you specify how to display drawing objects
on that layer.
Style the drawing objects in your map by creating layers and then applying
one or more styles to the selected layer.
TIP For better performance, create a new display map rather than modifying the
default map. There are circumstances when the default map is automatically
displayed, and if this map has a lot of objects, it could take a while to display.
■

A single map can have many drawing layers.

■

You can specify a different style for each drawing layer in your map, and
combine multiple styles for a single layer.

■

You can create a theme for a drawing layer. A theme varies the style based
on data associated with the object, for example, a darker color to represent
a higher traffic volume.

You can apply one or more styles to layers in your map.

If a drawing object is a member of more than one drawing layer, it is styled
by each layer of which it is a member. For example, if a line is in both the
Transportation layer and the Roads object class layer, it will be styled by both
layers. If the layers specify conflicting style or visibility settings, the drawing

550 | Chapter 5 Visualization and Styling

object uses the style and visibility settings of whichever layer is higher in the
Display Manager list.
Style objects by changing one or more of the following:
■

Color

■

Linetype

■

Linetype scale

■

Lineweight

■

Plot style

■

Symbol or image used to represent objects

■

Adding hatch

■

Adding text

■

Adding annotation

NOTE Instructions in this section are for drawing objects. If you are styling a
geospatial feature layer, see Styling Features on page 540.
See also:
■

Bringing In Drawing Data From DWG Files on page 296

■

Creating Multiple Display Maps on page 539

■

Setting Map Scale on page 538

■

Theming Drawing Data on page 965

To create a map with styled drawing layers
1 In the Display Manager on page 1748, click Data ➤ New Map.
2 In the Current Map box, enter a name for the new map.
3 Select the objects to stylize. on page 296
Each set of drawing objects is a drawing layer.
4 For each layer, specify a style on page 556 or a theme on page 967.

Overview of Styling Drawing Layers | 551

5 Optionally:
■

Change the display order on page 537 of drawing layers. Layers at the
top of the list appear on top of other layers.

■

Specify different styles at different view scales.

■

Create a legend on page ?.

To Do This

Click

Description

Display the Display Manager

Click View menu ➤ Task
Pane. In the Task Pane,
click Display Manager.

Use the Display Manager to style features and
drawing objects in your maps, and to update
the display for different drawing scale
thresholds.

Create a drawing layer

In the Display Manager,

A drawing layer is a set of objects. Each layer
can have its own style. See Bringing In Drawing
Data From DWG Files on page 296.

click Data ➤ Add Drawing Data. Click the type
of layer to create.
Query objects in the current drawing

In the Display Manager,
click Data ➤ Add Drawing Data ➤ Query Current Drawing.

Query objects in attached
drawings

In the Display Manager,
click Data ➤ Add Drawing Data ➤ Query Source
Drawings.

A query lets you define conditions to select
specific objects. See Bringing In Drawing Data
From DWG Files on page 296.

A query lets you define conditions to select
specific objects. See Bringing In Drawing Data
From DWG Files on page 296.

Create a style

Right-click a layer. Click
Add Style, and then
choose the type of style
to create.

Change color, linetype, linetype scale, lineweight, or plotstyle; change the symbol used
to represent the objects; or add hatch, text, or
annotation for objects using this style. See
Creating a Style on page 557.

Create a theme style

In the Display Manager,

A theme varies the style based on data associated with the object. See Overview of Theme
Styles on page 970.

right-click a layer ➤ Add
Style ➤ Theme.

552 | Chapter 5 Visualization and Styling

To Do This

Click

Description

Import a theme or map
from a previous version of
AutoCAD Map 3D

To import a theme: In the
Display Manager, click

You can import a theme or map you created
in a previous version of AutoCAD Map 3D.

Data ➤ Add Drawing
Data ➤ Import Old
Theme. To import a map:
In the Display Manager,
click Data ➤ Add Drawing Data ➤ Import Old
Map.

Turn a style on or off

Select or clear the check
box next to the style
name in the Display
Manager.

When a style is turned off, drawing objects are
displayed without styles.

Create a new scale
threshold

In the Display Manager,

Use scale thresholds to change drawing layer
styles as you zoom in or out, for example, turn
text off as you zoom out. Close the lock icon
on the Status Bar to link scale and style.

Change the display order
of layers

click Tools ➤ Show
Thresholds. Click the thin
down arrow next to the
Threshold list, and then
click Duplicate. Enter the
new threshold and click
OK.

Drag the layer up or
down in the Display
Manager using the Draw
Order view to change the
display order. To change
views, in the Display
Manager, click Groups ➤
Draw Order.

Hide objects in a layer

Clear the check box next
to the layer name

NOTE This functionality applies to drawing
layers only. Feature layers use scale ranges. For
more information, see Defining Scale Ranges
on page 543.

Layers are drawn from the bottom up. Objects
in the layer at the top of the Display Manager
are drawn last and appear on top of other objects. If an object is a member of more than
one layer, it is drawn based on the highest
layer to which it belongs. The Draw Order view
is useful for defining a display order that is different from the way you organize layers in the
Display Manager or in the legend. The Draw
Order view takes precedence over the order in
the Layers By Group view.
If a layer is turned off, objects from that layer
are hidden.

Overview of Styling Drawing Layers | 553

To Do This

Click

Description

Add a legend

In the Display Manager,

The legend lists the styles used in the map. See
Adding a Legend on page 916.

click Tools ➤ Create Legend.
Update the drawing

Right-click the Display
Manager. Click Update.

Reloads the entire drawing, including rereading
attribute data, reevaluating expressions for
styles and themes, and requerying layers. To
update a single layer, right-click the layer. Click
Update.

Refresh the Display Manager

On the command line,
enter mapwsrefresh.

You may sometimes need to refresh the items
in the Display Manager. This operation does
not affect the drawing.

Quick Reference
Update Display Manager
Refreshes the current display
Task Pane

Right-click the Display Manager. Click Update

Styling a Drawing Layer
When you define a style for a layer, you specify how objects on that layer
appear in the current display map.
See also:
■

Creating Multiple Display Maps on page 539

■

Creating Themes for Drawing Layers on page 967

■

Creating a Style on page 556

■

Combining Styles on page 558

■

Saving a Display Style in the Library on page 561

554 | Chapter 5 Visualization and Styling

To style a drawing layer
1 Select the layer.
2 Do one of the following:
■

Create a new style. on page 557

■

Copy an existing style. on page ?

■

Reference a library style. on page 563

■

Create a theme on page 967.

3 If you want, add another style to the layer on page 559.
Symbol styles can be combined only with other symbol styles. Themes
cannot be combined with any other styles.
4 You can save your style on page 561 in the Display Library.
5 If your map does not look exactly as desired, modify the style on page
560.

Quick Reference
New Display Manager Style
Creates a new Display Manager style
Task Pane

In Display Manager, right-click a layer ➤ Add Style ➤
(select a style type)

Styling a Drawing Layer | 555

Creating a Style
You can define a style for a drawing layer in a map. All the drawing objects
on this layer will be displayed using the style.

You can create more than one style for a drawing layer. The styles overlay each other.

Style Types
Entity

Specifies color, linetype, linetype scale,
lineweight, and plotstyle for drawing objects using this style.

Annotation

Adds annotation, such as text, blocks, images, and information based on object
properties, to drawing objects using this
style.

Hatch

Adds hatch to drawing objects using this
style.

Symbol

Uses symbols such as blocks or annotation
to represent drawing objects using this
style. Can be combined with other symbol
styles only.

556 | Chapter 5 Visualization and Styling

Style Types
Text

Adds text to drawing objects using this
style.

Raster Image

Specifies brightness, contrast, and fade for
images using this style.

Theme

Displays the Thematic Mapping dialog
box, where you can create a theme style.

All the properties of the style are displayed on the Display tab of the Properties palette,
where you can view or modify them.

See also:
■

Saving a Display Style in the Library on page 561

■

Referencing a Library Style on page 563

■

Creating Themes for Drawing Layers on page 967

To create a display style
1 In Display Manager on page 1748, right-click the layer to style. Click Add
Style, and then choose the type of style to create.
■

Entity Style

■

Hatch Style

■

Text Style

Creating a Style | 557

■

Raster Image Style

■

Annotation Style

■

Symbol Style

2 Select the style.
3 If the Properties palette is not already visible, click the Style button.
4 On the Display tab of the Properties palette, specify style settings.
NOTE When entering an expression, you may need to first select an item

from the list. Click
1312.

to display the Edit Expression dialog box on page

NOTE If drawing objects are not stylized, remember that the Display Manager
does not stylize drawing objects that have been queried into the current drawing
using a standard Query. To stylize drawing objects from attached drawings, see
Overview of Bringing in Drawing Data From DWG Files on page 297.

Quick Reference
New Display Manager Style
Creates a new Display Manager style
Task Pane

In Display Manager, right-click a layer ➤ Add Style ➤
(select a style type)

Combining Styles
You can combine styles for a single drawing layer.

Style roads by combining a thick continuous black line with a thin dotted yellow line.

558 | Chapter 5 Visualization and Styling

Styles are rendered from bottom to top. That is, the bottom style in the list is
rendered first.
NOTE Symbol styles can only be combined with other symbol styles. Themes
cannot be combined with any other styles.
See also:
■

Creating a Style on page 556

NOTE If the layer has a symbol style applied, you can only combine it with other
symbol styles. You cannot combine a theme with any other styles.
To add a display style to a layer
1 Select the layer.
2 Do one of the following:
■

Create a new style. on page 557

■

Copy on page ? an existing style.

■

Reference a library style. on page 563

Quick Reference
New Display Manager Style
Creates a new Display Manager style
Task Pane

In Display Manager, right-click a layer ➤ Add Style ➤
(select a style type)

Modifying a Style
The properties of the style are displayed on the Display tab of the Properties
palette. Modify the settings as desired.

Modifying a Style | 559

Modify style settings on the Properties palette.

Style Referencing
If a style references another style, any changes to the style in one location are
automatically reflected in any other locations where the style is used. If you
turn off referencing for a style, any additional changes you make to that style
do not affect the other locations.
See also:
■

Creating a Style on page 556

■

Referencing a Library Style on page 563

■

Creating and Modifying a Display Manager Scale Threshold on page 564

To modify a display style
1 In Display Manager on page 1748, click the style.
2 If the Properties palette is not already visible, click the Style button.
3 On the Display tab of the Properties palette, modify style settings.
To hide the drawing objects in a layer
■

Clear the check box next to the layer's name in Display Manager.

560 | Chapter 5 Visualization and Styling

Quick Reference
PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Saving a Display Style in the Library
If you plan to use a style more than once, you can save it in the Display Library.
Once a style is saved in the library, you can drag it to a drawing layer.
NOTE If you drag a style from the Library to a drawing layer, the style is referenced.
If you copy and paste the style, a new style is created.
When you drag a style from the library, you can reference the library style.
When a style references a library style, any changes to the style in one location
are automatically reflected in the other location.
TIP To have a layer look the same at all scale thresholds, store the style in the
Display Library. Then, at every scale threshold, reference the Library style. This
way, you can automatically modify the style at every scale threshold by updating
the style in the Display Library.
See also:
■

Creating a Style on page 556

■

Referencing a Library Style on page 563

To save a style to the Display Library
1 In the Display Manager on page 1748, right-click the style to save ➤ Copy.

Saving a Display Style in the Library | 561

2 If the Display Library is not already displayed: In the Display Manager,
click Tools ➤ Show Library.
3 On the Display Styles tab of the Display Library, right-click, and choose
Paste.
Note that the style is not referenced. Only dragging from the Library to the
drawing layer creates a referenced style.
TIP You can also create styles from within the Display Library. Right-click in the
Display Library. Click Add Style, and define the style. For more information on
creating styles, see Creating a Style on page 557.
To create a new category in the Display Library
1 On the Display Library palette, right-click the Display Styles tab. Click
Add Category.
NOTE You must right-click the tab and not in the palette.
2 To change the name of the tab, right-click the tab name. Click Rename.
Enter a name for the tab.

Quick Reference
Display Library Palette
Turns the Display Library palette on and off
Command Line

MAPDISPLAYLIBRARY

Task Pane

In Display Manager, click Tools ➤ Show Library or
Hide Library

Copy Display Manager Style
Copies a Display Manager style
Task Pane

In Display Manager, right-click the style ➤ Copy

562 | Chapter 5 Visualization and Styling

Referencing a Library Style
Use a style from the Display Library.
Example: The Display Library has a style called "Pipes" that colors drawing
objects blue. Reference this style from any pipe layer.
When you drag a style from the library, the style in the layer references the
style in the Display Library.
If a style references a library style, any changes to the style in one location are
automatically reflected in any other locations where the style is used. That is,
if you modify the style in the Display Manager, the style in the Display Library
is automatically updated, as are any other styles that reference the style in the
Display Library.
If you turn off referencing for a style, any additional changes you make to
that style do not affect the other locations.
NOTE Once you turn off referencing for a style, you cannot turn it back on.
See also:
■

Creating a Style on page 556

■

Saving a Display Style in the Library on page 561

To reference a style from the Display Library
1 If the Display Library is not already displayed: In Display Manager on page
1748, click Tools ➤ Show Library.
2 Select the style in the Display Library.
3 Drag it onto the drawing layer to stylize in the Display Manager.
To turn off style referencing
1 In Display Manager on page 1748, click the style for which to turn off
referencing.
2 If the Properties palette is not already displayed, right-click the style.
Click Properties.
3 On the Display tab of the Properties palette, under Style, click the box
next to Reference and select No.

Referencing a Library Style | 563

NOTE Once you turn off referencing for a style, you cannot turn it back on.

Creating and Modifying a Display Manager Scale Threshold
You can define different styles at different scale thresholds.
Example: Turn on the display of road names only when the drawing scale
factor is below 1:5000

Referenced Styles
To display a layer the same way at multiple scale thresholds, save the styles
to the Library. For each new scale threshold, reference the style in the Library.
Any changes you make to the style at one scale threshold are reflected at the
other scale thresholds.
Turn off referencing for the styles that change from one scale threshold to the
next.
Example: Reference the Library Style for the Road layer at all scale thresholds
except when you are zoomed out. For that scale threshold, turn off referencing
so you can change the display of roads when you zoom out.
See also:
■

Setting Map Scale on page 538

■

Viewing Styles at All Scale Thresholds on page 566

■

Bringing In Drawing Data From DWG Files on page 296

To create or modify a scale threshold
1 Zoom the drawing to the scale factor for which you will be creating or
modifying the threshold.
2 To display the Threshold list: In the Display Manager, click Tools ➤ Show
Thresholds.
3 Click the thin down arrow next to the Threshold list and click Duplicate.
4 In the New Threshold dialog box, enter the new threshold value. Click
OK.
5 Modify any of the styles that will be different at this scale threshold.

564 | Chapter 5 Visualization and Styling

If the styles reference a Library Style, turn off referencing for the selected
style before you modify it. To turn off style referencing, select the style.
On the Display tab of the Properties palette, next to Reference, select No.
If you do not turn off Reference, any changes you make to the style in
this scale threshold are automatically reflected in any styles that reference
this style.
NOTE When creating and modifying styles, you can specify how you want to
display styles as you change scale thresholds.

■

Close the lock icon
on the Status Bar if you want the drawing
window to update using the appropriate styles for the each drawing scale
threshold. Styles will change as you adjust the scale threshold.

■

Open the lock icon
on the Status Bar if you want the drawing
window to update using the styles for the scale threshold that is currently
displayed. Styles will not change as you zoom.

Quick Reference
New Display Manager Scale Threshold
Creates a new Display Manager scale threshold
Task Pane

In Display Manager, click Tools ➤ Show Thresholds.
Click the thin down arrow next to the Threshold list
and choose Duplicate.

Compare Display Manager Scale Thresholds
For the selected layer, lists the Display Manager styles for each scale threshold
Task Pane

In Display Manager, right-click the layer and choose
Compare Thresholds

PROPERTIES

Creating and Modifying a Display Manager Scale Threshold | 565

Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Viewing Styles at All Scale Thresholds
You can view a layer's styles for each scale threshold in the map.

For the layer Roads, note how the drawing layer styles display more information as
you zoom in.

See also:
■

Creating and Modifying a Display Manager Scale Threshold on page 564

To view a layer's styles at all scale thresholds
1 In the Display Manager on page 1748, right-click the layer ➤ Show
Thresholds.

566 | Chapter 5 Visualization and Styling

For the selected layer, the Compare Thresholds palette lists the styles for
each scale threshold defined in the map.
2 To view the styles for a different layer, select the layer in Display Manager.
The Compare Thresholds palette displays the styles for the new layer.
TIP You can add a style to a layer by dragging it from the Display Library or
another scale threshold and dropping it on the scale where you want to add it.

Quick Reference
Compare Display Manager Scale Thresholds
For the selected layer, lists the Display Manager styles for each scale threshold
Task Pane

In Display Manager, right-click the layer and choose
Compare Thresholds

Styling Raster Images
You can style and view rasters brought into your map with Data Connect.

Overview of Styling Raster Images
For raster images you add to your map with Data Connect, you can do the
following:
■

Adjust brightness and contrast.

■

Display the image in grayscale or color.

■

Make a single color in the raster transparent.

■

Zoom to the raster’s extents.

■

Requery the raster at a different zoom level.

See also:
■

Adding Rasters and Surfaces on page 370

Styling Raster Images | 567

■

Using Other Raster Image Formats on page 385

■

Analyzing Raster-Based Surfaces on page 975

■

Modifying Raster Images on page 420

To do this...

Use this method...

Adjust brightness and contrast for images
you added with Data Connect.

Select the raster and, in the Style Editor
under Raster Style, do one of the following:
■

To adjust brightness, enter a value
between -50 and 50 in the Brightness
box.

■

To adjust contrast, enter a value
between -50 and 50 in the Contrast
box.

See Changing Brightness, Color, or Transparency for Raster Images on page 569
Display an image you added with Data
Connect in grayscale or color.

Select the raster and, in the Style Editor
under Raster Style, click the Style dropdown box. Select Color or Greyscale.
See Changing Brightness, Color, or Transparency for Raster Images on page 569

Make a single color transparent in a raster
you added with Data Connect.

Select the raster and, in the Style Editor
under Raster Style, click Transparent.
See Changing Brightness, Color, or Transparency for Raster Images on page 569

Zoom to the extents of a raster you added
with Data Connect.

Right-click the image layer. Click Zoom To
Extents.
See Viewing Raster Images on page 570

Requery a raster you added with Data
Connect at a different zoom level.

Right-click the image layer. Click Resample
Raster.
See Viewing Raster Images on page 570

568 | Chapter 5 Visualization and Styling

Changing Brightness, Color, or Transparency for Raster
Images
You can use the Style Editor to modify the appearance of raster images brought
in to your map through an FDO provider. You can adjust the brightness and
contrast, set transparency for a single color, and display the image in color or
greyscale.
See also:
■

Adding Rasters and Surfaces on page 370

■

Using Other Raster Image Formats on page 385

■

Analyzing Raster-Based Surfaces on page 975

■

Modifying Raster Images on page 420

■

To adjust brightness and contrast in a raster image on page 569

■

To set transparency for a single color. on page 569

■

To display your image in color or greyscale on page 570

To adjust brightness and contrast in a raster image
1 In the Display Manager on page 1748, right-click the layer ➤ Edit Style.
2 In the Style Editor, under Raster Style, do one of the following:
■

To adjust brightness, enter a value between -50 and 50 in the
Brightness box.

■

To adjust contrast, enter a value between -50 and 50 in the Contrast
box.

3 Click Apply.
To set transparency for a single color.
1 In the Display Manager on page 1748, right-click the layer ➤ Edit Style.
2 In the Style Editor, under Raster Style, click Transparent.
3 In the Transparency Color dialog box, click Select <.

Changing Brightness, Color, or Transparency for Raster Images | 569

4 Select a color on your map, then click OK.
5 Click Apply. AutoCAD Map 3D displays all parts of the raster image that
match the selected color with 100% transparency.
To display your image in color or greyscale
1 In the Display Manager on page 1748, right-click the layer ➤ Edit Style.
2 In the Style Editor, under Raster Style, click the Style drop-down box.
3 Select Color or Greyscale.
4 If you select greyscale, you can adjust the range for greyscale mapping
by changing the Cell Minimum and Cell Maximum values.
5 Click Apply.

Viewing Raster Images
When you zoom in on a raster image AutoCAD Map 3D automatically requeries
the image from the source to improve the display. You can also use the
Resample Raster tool to improve the display of raster feature data if necessary
(if you are using server-based raster images, for example). This tool requeries
just the displayed portion of the image. When you zoom out, use the Zoom
To Extents tool for the feature layer to display the full extents for the zoom
position.
See also:
■

Overview of the Display Manager on page 535

■

Overview of Adding Rasters and Surfaces on page 370

NOTE This functionality applies only to maps with raster-based surfaces that have
been added with Data Connect.
To requery a raster image
1 Display the raster image at the desired zoom level.
2 In the Display Manager on page 1748, right-click the image layer. Click
Resample Raster.

570 | Chapter 5 Visualization and Styling

To zoom to image extents
1 Zoom out as desired.
2 Right-click the image layer. Click Zoom To Extents.

Quick Reference
ZOOM
Increases or decreases the apparent size of objects in the current viewport
Menu

View menu ➤ Realtime

Icon
Zoom
Command Line

ZOOM

Viewing Raster Images | 571

572

Creating and Editing
Data

6

Overview of Creating and Editing Data
AutoCAD Map 3D works on two distinct types of objects: features and drawing
objects.
■

Features are GIS objects stored in external files and databases. Display and
edit them in your map and then save the changes back to the original source.
Use the options described in Working with Features on page 575.

■

Drawing objects are AutoCAD objects stored within a map or retrieved from
attached drawings using queries. Save changes to drawing objects in the
current map or back to the attached source drawing depending on the source
of each object. Use the options described in Working with Drawing Objects
on page 604 and Working with Attribute Data and Object Data on page 859.

Use both AutoCAD Map 3D and AutoCAD to edit features and drawing objects.
Many AutoCAD commands work on both types of objects. Some AutoCAD
commands can only be performed on a feature after you extract its geometry
and edit it as a drawing object. You can then save your changes back to the
original data store with no loss of precision.

573

Most AutoCAD Map 3D operations are specific to one or the other type of
object. Use the right-click menus to see the commands that are available for
the selected feature or drawing object.
For features...

For drawing objects...

Add features to your map using Data
Connect.
See Overview of Bringing In GIS Features
on page 266.

Add drawing objects to your map by attaching drawings and querying in objects.
See Overview of Bringing in Drawing Data
From DWG Files on page 297.

Edit features by checking them out and
using AutoCAD and AutoCAD Map 3D
commands.
See Checking Out Features on page 583,
Using Feature Editing Commands on page
590, and Using AutoCAD Commands on
Features on page 597.

Edit objects directly with AutoCAD and
AutoCAD Map 3D commands.
See Overview of Using the Map Editing
Tools on page 786.

Create new features using Display Manager.
See Creating New Features on page 577.

Create objects with AutoCAD and AutoCAD Map 3D commands.
See Working with Drawing Objects on
page 604.

Create features from drawing objects.
See Creating a New Feature from a Drawing Object on page 581.

Create drawing objects from features.
See Extracting Feature Geometry on page
598 and Exporting Maps to DWG Format
on page 1202.

Save features back to their sources by
checking them in.
See Checking In Features on page 582.

Save drawing objects back to their sources
by adding them to a save set.
See Editing and Saving Objects in Attached
Drawings on page 611.

Work with attribute data in the Data Table.
See Editing Features using the Data Table
on page 595.

Work with object data in an object data
table.
See Entering and Editing Object Data on
page 873.

574 | Chapter 6 Creating and Editing Data

For features...

For drawing objects...

Work with joined external data in the Data
Table.
See Editing Joined Data on page 446.

Work with linked external data in Data
View.
See Overview of Viewing External Data
Sources for Drawing Objects on page 860.

Use special commands available only for
features.
See Using Feature Editing Commands on
page 590.

Use special commands available only for
drawing objects.
See Cleaning Up Drawing Data on page
636, Creating, Editing, and Managing Topologies on page 688, Using Map Editing
Tools on page 785, Digitizing Points Using
Coordinates on page 809, Working with
Polygon Objects on page 810, and Annotating Drawing Objects on page 904.

Working with Features
■
■
■
■
■
■
■
■
■

Overview of Working with Features on page 576
Creating New Features on page 577
Checking In Features on page 582
Checking Out Features on page 583
Cancelling Check Out on page 585
Updating Edits Automatically on page 586
Editing Features on page 588
Working Offline on page 600
Managing Versions on page 602

To work with features
■
■
■
■
■
■
■
■
■
■

To edit features on page 577
To create new features on page 577
To check in features on page 582
To check out features automatically on page 584
To check out features on page 584
To cancel check out on page 585
To update edits automatically on page 587
To edit features on page 588
To work offline on page 601
To return online on page 601

Working with Features | 575

■
■
■
■
■
■

To clear the cache on page 601
To rebuild the cache on page 602
To create a new version on page 603
To activate a version on page 603
To commit changes back to the parent version on page 603
To discard a version on page 604

Overview of Working with Features
When you connect to a geospatial data source and add it to your map, you
can see and edit the feature data. Features, must be checked out in order to
be edited. By default, features are automatically checked out upon editing.
You can use most AutoCAD editing commands to edit feature data. For some
of the more advanced commands, you can use Update Feature Geometry on
page 599 to convert a GIS feature to pure AutoCAD geometry. Once you have
done this, you can use these other AutoCAD commands, and then update the
feature without losing or affecting any of its attributes.
You can also create features from AutoCAD geometry on page 581. This gives
you the same functionality as Update Feature Geometry, but it creates a new
feature rather than changing an existing one.
Instructions for features assume that you are using the Map 3D for Geospatial
workspace, which is the default workspace. To switch to this workspace, choose
View menu ➤ Menu/Toolbar Layout ➤ Map 3D for Geospatial.

Working in a Multiuser Environment
If you share data in a multiuser environment, be aware of the locking status
of the following providers.
■

Oracle and ArcSDE support feature level locking that is persistent when
the connection with the source is closed and you go offline.

■

MySQL and SQL Server do not support feature level locking or persistent
locking. Locks are released when the connection is closed.

■

SDF does not support locking. Be very careful when working in a multiuser
environment.

■

SHP supports file locking only as long as you are connected to the data.
When you close your map, break the connection, or go offline, the file is
unlocked.

576 | Chapter 6 Creating and Editing Data

See also:
■

Checking Out Features on page 583

■

Bringing in GIS Features on page 265

To edit features
1 Attach the data source. on page ?
2 If you do not have Check-Out Edits Automatically turned on, check out
the feature. on page ?
3 Do one or both of the following:
■

Use feature-editing commands to make your changes. on page ?

■

Use AutoCAD commands to make your changes. on page 597

4 Check the feature back in. on page ?

Creating New Features
To create new features
■
■
■
■
■

To create new features on page 578
To create a new Point or MultiPoint feature on page 578
To create a new Polygon or MultiPolygon feature on page 579
To create a new LineString or MultiLineString feature on page 580
To create a new feature from geometry on page 581

Overview of Creating New Features
You can create new features using feature-creation commands or by creating
a feature from a drawing object’s geometry.
NOTE If the feature class for a layer does not provide automatically generated IDs
for new features, AutoCAD Map 3D will not create new features on the layer. To
create new features in this case, turn off Update Edits Automatically (on the Edit
menu). AutoCAD Map 3D will hold the features in a queue instead of attempting
to save them to the source immediately. Feature IDs are generated in the queue.

Creating New Features | 577

See also:
■

Updating Edits Automatically on page 586

To create new features
■

Use Display Manager to create Point or MultiPoint on page 578 features,
Polygon or MultiPolygon on page 579 features, and LineString or
MultiLineString on page 580 features.
If the provider supports curves, the arc option is available in the LineString,
MultiLineString, Polygon, and MultiPolygon creation commands.

■

Create a new feature from a drawing object’s geometry on page 581.

Creating New Point and MultiPoint Features
If you have point feature layers in your drawing, you can create new Point
and MultiPoint features. MultiPoint features are multiple points that behave
like a single Point feature.
NOTE The feature creation commands available for a feature layer depend on the
capabilities of the feature class represented by the layer. Feature geometry follows
OGC specifications.
See also:
■

Creating a New Feature from a Drawing Object on page 581

■

Using AutoCAD Commands on Features on page 597

To create a new Point or MultiPoint feature
1 Do one of the following:
■

In the Display Manager on page 1748, right-click the feature layer for the
new feature ➤ Create ➤ New Point feature_name.

■

In the Display Manager on page 1748, right-click the feature layer for the
new feature ➤ Create ➤ New MultiPoint feature_name.
Here, feature_name is the name of the Point or MultiPoint feature layer.

2 When prompted, specify the location for the new Point or MultiPoint
feature.

578 | Chapter 6 Creating and Editing Data

For MultiPoint features, specify the location of each point.
3 For MultiPoint operations, press Enter to complete the operation.
The new feature is added to the Data Table. To add information to the
feature, see Editing Features using the Data Table on page 595.
4 Check in the new features.
For more information, see Checking In Features on page 582.

Creating New Polygon and MultiPolygon Features
If you have polygon feature layers in your drawing, you can create new Polygon
and MultiPolygon features. MultiPolygon features behave like a single Polygon
feature.
NOTE The feature creation commands available for a feature layer depend on the
capabilities of the feature class represented by the layer. Feature geometry follows
OGC specifications.
A polygon has one outer ring and can have one or more inner rings. A ring
within a polygon is considered a hole. To create polygons with multiple outer
and inner rings, create a MultiPolygon feature.
See also:
■

Creating a New Feature from a Drawing Object on page 581

■

Using AutoCAD Commands on Features on page 597

To create a new Polygon or MultiPolygon feature
1 Do one of the following:
■

In the Display Manager on page 1748, right-click the feature layer for the
new feature ➤ Create ➤ New Polygon feature_name.

■

In the Display Manager on page 1748, right-click the feature layer for the
new feature ➤ Create ➤ New MultiPolygon feature_name.

Here, feature_name is the name of the Polygon or MultiPolygon feature
layer.
2 When prompted, specify the location for the new Polygon or
MultiPolygon feature.

Creating New Features | 579

3 Use the command line or right-click to complete the new feature.
For more information, see MAPPOLYGONCREATE on page 1401 and
MAPMULTIPOLYGONCREATE on page 1398.
4 Press Enter to complete the operation.
The new feature is added to the Data Table. To add information to the
feature, see Editing Features using the Data Table on page 595.
5 Check in the new features.
For more information, see Checking In Features on page 582.

Creating New LineString and MultiLineString
Features
If you have line feature layers in your drawing, you can create new LineString
and MultiLineString features. MultiLineString features are multiple lines that
behave like a single Line feature.
NOTE The feature creation commands available for a feature layer depend on the
capabilities of the feature class represented by the layer. Feature geometry follows
OGC specifications.
See also:
■

Creating a New Feature from a Drawing Object on page 581

■

Using AutoCAD Commands on Features on page 597

To create a new LineString or MultiLineString feature
1 Do one of the following:
■

In Display Manager on page 1748, right-click the feature layer for the
new feature ➤ Create ➤ New LineString feature_name.

■

In Display Manager on page 1748, right-click the feature layer for the
new feature ➤ Create ➤ New MultiLineString feature_name.

Here, feature_name is the name of the LineString or MultiLineString feature
layer.

580 | Chapter 6 Creating and Editing Data

2 When prompted, specify the location for the new LineString or
MultiLineString feature.
3 Use the command line or right-click to complete the new feature.
For more information, see MAPLINESTRINGCREATE on page 1392 and
MAPMULTILINESTRINGCREATE on page 1394.
4 Press Enter to complete the operation.
The new feature is added to the Data Table. To add information to the
feature, see Editing Features using the Data Table on page 595.
5 Check in the new features.
For more information, see Checking In Features on page 582.

Creating a New Feature from a Drawing Object
You can create new features using drawing object geometry.
See also:
■

Overview of Working with Features on page 576

■

Checking In Features on page 582

■

Using AutoCAD Commands on Features on page 597

To create a new feature from geometry
1 In the Display Manager on page 1748, right-click the layer to which you
want to add the feature. Click New Feature from Geometry.
2 When prompted, select the object or objects to convert to features. Press
Enter.
All selected objects are converted into a single feature. To create multiple
features, perform this operation on one object at a time.
3 When prompted to erase the drawing object, do one of the following:
■

Click Yes to erase the original drawing object.

■

Click No to keep the drawing object in the drawing.
Keep the object if you plan to use it to create other features. You can
store drawing objects on a separate layer and turn off visibility for the
layer.

Creating New Features | 581

To add information to the feature, see Editing Features using the Data
Table on page 595.
4 Check in the new features.
For more information, see Checking In Features on page 582.

Quick Reference
New Feature from Geometry
Creates a new feature from drawing object geometry
Menu

Click Create ➤ New Feature from Geometry.

Icon
New Feature From Geometry
Command Line

MAPCREATEFEATUREFROMGEOMETRY

Task Pane

In Display Manager, right-click the feature layer. Click
New Feature from Geometry

Checking In Features
Checking in features saves your changes and additions to the feature source
and releases any locks.
You can update the source automatically as you edit or wait until you check
in the features. If you update the source with edits automatically, be sure to
check in features when you are finished working.
See also:
■

Overview of Working with Features on page 576

■

Updating Edits Automatically on page 586

To check in features
1 Select the features to check in using one of the following methods:
■

Click a feature or features.

582 | Chapter 6 Creating and Editing Data

■

Right-click the feature layer in the Display Manager on page 1748. Click
Select Checked-Out Features.

2 Right-click the drawing. Click Check-In Feature.

Quick Reference
Check In Feature
Checks in features, saves your changes and additions to the feature source,
and releases locks
Menu

Click Edit ➤ Check-In.

Icon
Check-In Features
Command Line

MAPCHECKIN

Select Checked-Out Features
Selects features that have been checked out to edit
Menu

Click Edit ➤ Select Checked-Out Features.

Icon
Select Checked-Out Features
Command Line

MAPSELECTCHECKEDOUT

Task Pane

In Display Manager, right-click the feature layer

Checking Out Features
Checking out features makes them available to edit. By default, features are
checked out automatically when you edit them.
If the data source supports locking, features or files will be locked. Checking
in or cancelling a check out operation unlocks locked features.
If you plan to work offline, check out the features you want to edit before
going offline.

Checking Out Features | 583

See also:
■

Overview of Working with Features on page 576

■

Working Offline on page 600

To check out features automatically
■

Click Edit menu ➤ Check-Out Edits Automatically.

To check out features
NOTE Use this procedure if you do not have Check-Out Edits Automatically turned
on.
1 Click a feature or features.
2 Right-click the drawing. Click Check-Out Feature.
Grips are displayed on the checked-out feature. If you do not edit using
grips you can turn them off. For more information, see Use Grip Modes
in the AutoCAD Help.

Quick Reference
MAPAUTOCHECKOUT
Automatically checks-out features that are edited
Menu

Edit menu ➤ Check Out Edits Automatically

Command Line

MAPAUTOCHECKOUT

Check Out Feature
Checks out selected features and makes them available for editing
Menu

Click Edit ➤ Check-Out.

Icon
Check-Out Features
Command Line

MAPCHECKOUT

MAPFEATUREEDITOPTIONS

584 | Chapter 6 Creating and Editing Data

Specifies options for editing features
Icon
Feature Edit Options
Command Line

MAPFEATUREEDITOPTIONS

Dialog Box

Feature Editing Options dialog box

Cancelling Check Out
You can cancel the check out of all, selected, or erased features. You can also
cancel the check out of features by layer. When you cancel check out, locks
are released and your changes are discarded.
NOTE If Update Edits Automatically is on, edits are made in the feature source
immediately. Cancelling check out will not discard changes or restore erased
features.
See also:
■

Overview of Working with Features on page 576

■

Working Offline on page 600

■

Updating Edits Automatically on page 586

To cancel check out
1 Click Edit menu ➤ Cancel Check-Out.
2 When prompted, click one of the following options:
Option

Description

All

Cancels check out of all features

Erased

Cancels check out of all erased features

Layer

Prompts for a layer and cancels check out
of all features on the selected layer. This
option is the same as All if there is only one
layer.

Cancelling Check Out | 585

Option

Description

Select Objects

Prompts for features or cancels check out
of selected features

Quick Reference
Cancel Checkout
Cancels a checkout operation. If you have Update Edits Automatically
enabled, cancelling the checkout does not undo changes.
Menu

Click Edit ➤ Cancel Check-Out.

Icon
Cancel Feature Check-Out
Command Line

MAPCANCELCHECKOUT

Updating Edits Automatically
You can queue your edits and save them to the source all at once, or you can
save them as you work.
When Update Edits Automatically is off (the default), your changes remain
local until you check them in.
If you turn on Update Edits Automatically, AutoCAD Map 3D immediately
attempts to save any edits you have made to checked-out features back to the
feature source. If updating fails for any reason, the setting remains off so you
can resolve feature edits.
NOTE Cancelling a check out will not discard changes or restore features to their
state before the check out.
You can change the default setting on page 76 for Update Edits Automatically.
When you create layers for SHP and SDF data, AutoCAD Map 3D may create
a local cache the first time you edit those layers. For large files this may be

586 | Chapter 6 Creating and Editing Data

time-consuming. To avoid this, turn on Update Edits Automatically for large
SDF and SHP files.

Persistent Locking
If the feature source provider supports persistent locking on page 1758, and Update
Edits Automatically is on, checking out a feature locks that feature; checking
in a feature unlocks it. You can release locks on features by checking them
out (if you are the user who locked them) and then checking them back in.
If the feature source provider supports persistent locking and Update Edits
Automatically is off, use Cancel Checkout to unlock features without saving
your changes to them. When you do this, you synchronize the state of the
feature you checked out with those in the feature source. That is, you delete
new features created locally, and replace locally modified or deleted features
with the versions from the feature source.

Revision Numbers
Some providers (for example, Oracle, SQL Server, and MySQL) support revision
numbers, which increment a numeric value in the feature every time you
commit a change to that feature in the feature source. This allows AutoCAD
Map 3D to see if a feature has been edited by another user. If another user
modifies a feature while you have it checked out, a revision-number conflict
can occur. This might happen if you check out the feature while you are
offline, or if the feature source provider does not support persistent locking.
In such cases, you cannot overwrite the other user’s changes to the features.
Instead, turn Update Edits Automatically off and choose Cancel Checkout for
the features that have conflicts.
See also:
■

Customizing Your Work Environment on page 76

■

Working Offline on page 600

■

Cancelling Check Out on page 585

To update edits automatically
■

Click Edit menu ➤ Update Edits Automatically.

Updating Edits Automatically | 587

NOTE To change the default setting for Update Edits Automatically, at the
Command prompt, type MAPEDITSETAUTODESFAULT and specify Active (checked)
or Deactive (unchecked) as the default.

Quick Reference
MAPEDITSETAUTO
Turns on and off the setting for updating edits to the feature source
automatically
Menu

Click Edit ➤ Update Edits Automatically.

Command Line

MAPEDITSETAUTO

MAPEDITSETAUTODEFAULT
Specifies the default setting for updating edits to the feature source
automatically
Command Line

MAPEDITSETAUTODEFAULT

Check In Feature
Checks in features, saves your changes and additions to the feature source,
and releases locks
Menu

Click Edit ➤ Check-In.

Icon
Check-In Features
Command Line

MAPCHECKIN

Editing Features
To edit features
■
■
■
■

To edit a feature using feature editing commands on page 591
To split a feature on page 592
To turn on or off Ignore Split and Merge Rules on page 593
To merge features on page 594

588 | Chapter 6 Creating and Editing Data

■
■

To edit features using the Data Table on page 595
To use AutoCAD commands on features on page 597

Overview of Editing Features
Edit features by using specialized commands for certain geometry types,
changing entries in the Data Table, or using available AutoCAD commands.
Most common AutoCAD editing commands (such as PEDIT, ROTATE, and
TRIM) are available to use with features. To perform an AutoCAD operation
that is not available for features, extract the geometry from the feature, modify
it using AutoCAD, and then update the feature geometry.
NOTE To use common AutoCAD editing commands on features, make sure you
have selected Check out features as AutoCAD drawing objects in the Feature
Checkout Options area of the Feature Editing Options dialog box on page 1648
To edit this...

Use this method...

■

Point features

■

MultiPoint features

■

LineString features

■

MultiLineString features

■

Polygon features

■

MultiPolygon features

Make sure that you have specified that
features will be checked out as geospatial
features in the Feature Editing Options
dialog box on page 1648 by selecting Geospatial Features in the Feature Checkout
Options area.
Then use one of the feature editing commands to change the geometry directly.
on page ?

with geospatial feature editing commands
Feature data

Modify a feature in the Data Table to
change its data. on page ?

Feature geometry as AutoCAD drawing
objects

Make sure you have selected Check out
features as AutoCAD drawing objects in
the Feature Checkout Options area of the
Feature Editing Options dialog box on
page 1648.
Then use any available AutoCAD commands. on page ?

Editing Features | 589

To edit this...

Use this method...
NOTE In some cases, when feature geometry is checked out as AutoCAD drawing
objects, geospatial feature editing commands may still be available to use on the
geometry.

See also:
■

Extracting Feature Geometry on page 598

■

Updating Feature Geometry on page 599

Quick Reference
MAPDATATABLE
Allows you to view, edit, and filter feature data
Menu

Click Edit ➤ Data Table.

Icon
Table
Command Line

MAPDATATABLE

Task Pane

In Map Explorer or Display Manager, click the Table
button

Dialog Box

Data Table Dialog Box

Using Feature Editing Commands
Feature editing commands are available for Point, MultiPoint, LineString,
MultiLineString, Polygon, or MultiPolygon features. If you don’t have
Check-Out Edits Automatically turned on, check out a feature to use the feature
editing command specific to the geometry of that feature.
NOTE To improve performance when editing features, turn Update Edits
Automatically off.

590 | Chapter 6 Creating and Editing Data

See also:
■

Updating Edits Automatically on page 586

■

Editing Features on page 588

■

Checking Out Features on page 583

■

Checking In Features on page 582

To edit a feature using feature editing commands
1 Make sure that you have specified that features will be checked out as
geospatial features in the Feature Editing Options dialog box on page 1648
by selecting Geospatial Features in the Feature Checkout Options area.
2 Check out the feature. on page 584
For more information, see Checking Out Features on page 583.
3 Right-click the feature. Click Edit Feature.
The appropriate feature editing command for the geometry will apply to
the feature.
4 Edit the Point, MultiPoint, LineString, MultiLineString, Polygon, or
MultiPolygon features.
For more information about editing these features see
MAPMULTIPOINTEDIT on page 1397, MAPLINESTRINGEDIT on page 1393,
MAPMULTILINESTRINGEDIT on page 1395, MAPPOLYGONEDIT on page
1402, and MAPMULTIPOLYGONEDIT on page 1399.
5 Check in the revised features.
For more information, see Checking In Features on page 582.

Splitting Features
When you have a feature that you want to split into two parts, for example
a parcel, use the MAPFEATURESPLIT on page 1389 command. The resulting
feature property values are determined by rules you specify in the Split and
Merge Rules dialog box on page 1405.
When you split a feature, you can draw or select line or polygon to split the
feature. You can specify whether the result is a new feature or a multipart
feature. You can also specify whether the new feature uses the existing feature
ID or a new one.

Editing Features | 591

If you use a polygon (or mpolygon) to split a feature, the part that falls outside
of the polygon becomes one feature, and the part that falls inside the polygon
becomes another feature.
You can choose to ignore the rules specified in Split and Merge Rules dialog
box on page 1405 by turning on Ignore Split and Merge Rules.
See also:
■

Split a Feature

■

Updating Edits Automatically on page 586

■

Editing Features on page 588

■

Checking Out Features on page 583

■

Checking In Features on page 582

To split a feature
1 Optionally, specify split rules on page 1405.
NOTE You can access the Split and Merge Rules dialog box on page 1405 in
the Data Table by clicking Set Split and Merge Rules on the Options drop
down menu.
2 Select the feature.
3 If you don’t have Check-Out Edits Automatically turned on, check out
the feature.
For more information, see Checking Out Features on page 583.
4 Click Modify menu ➤ Split.
5 Follow the prompts to specify whether the resulting feature(s) will be a
new or a multipart feature.
6 Follow the prompts to specify whether the resulting feature(s) will use a
new or existing feature ID.
7 Follow the prompts to select or draw a split line.
8 Check in the revised features.
For more information, see Checking In Features on page 582.

592 | Chapter 6 Creating and Editing Data

To turn on or off Ignore Split and Merge Rules
■

Click Modify menu ➤ Ignore Split and Merge Rules.

NOTE To change the default setting for Ignore Split and Merge Rules, at the
Command prompt, type MAPIGNORESPLITMERGERULES on page 1391 and specify
Yes or No as the default.

Quick Reference
MAPFEATURESPLIT
Splits features and assigns feature property values for resulting features
Menu

Modify menu ➤ Split

Icon
Split
Command Line

MAPFEATURESPLIT

MAPIGNORESPLITMERGERULES
Determines whether or not the rules for split and merge are used
Menu

Modify menu ➤ Ignore Split and Merge Rules

Command Line

MAPIGNORESPLITMERGERULES

Dialog Box

MAPIGNORESPLITMERGERULES

Merging Features
When you want to merge two or more features, for example separate line
segments that represent the same road, use the MAPFEATUREMERGE on page
1388 command. The resulting feature property values are determined by rules
you specify in the Split and Merge Rules dialog box on page 1405.
You can merge two or more features of the same class into one feature. You
can also merge features with drawing objects. You can specify a new or existing
feature ID for the resulting feature.

Editing Features | 593

You can choose to ignore rules specified in this dialog box by turning on
Ignore Split and Merge rules (see To turn on or off Ignore Split and Merge
Rules on page 593).
See also:
■

Merge Features

■

Updating Edits Automatically on page 586

■

Editing Features on page 588

■

Checking Out Features on page 583

■

Checking In Features on page 582

To merge features
1 Optionally, specify merge rules on page 1405.
NOTE You can access the Split and Merge Rules dialog box on page 1405 in
the Data Table by clicking Set Split and Merge Rules on the Options drop
down menu.
2 If you don’t have Check-Out Edits Automatically turned on, check out
the feature(s).
For more information, see Checking Out Features on page 583.
3 Select at least two objects, including at least one feature.
4 Click Modify menu ➤ Merge.
5 Follow the prompts to specify whether the resulting feature will use a
new or existing feature ID.
6 Check in the merged feature.
For more information, see Checking In Features on page 582.

Quick Reference
MAPFEATUREMERGE
Merges features and assigns feature property values for the resulting feature
Menu

Modify menu ➤ Merge

594 | Chapter 6 Creating and Editing Data

Icon
Merge
Command Line

MAPFEATUREMERGE

MAPIGNORESPLITMERGERULES
Determines whether or not the rules for split and merge are used
Menu

Modify menu ➤ Ignore Split and Merge Rules

Command Line

MAPIGNORESPLITMERGERULES

Dialog Box

MAPIGNORESPLITMERGERULES

Editing Features using the Data Table
Use the Data Table to view and edit features by selecting data in the Data
Table window or by selecting areas of your map.
NOTE When you edit feature data in the Data Table, the corresponding geometry
is checked out and locked, if possible. You must check in the geometry when you
are finished editing.
See also:
■

Overview of the Data Table on page 921

■

Setting Up Constraints in the Schema Editor on page 511

■

Checking Out Features on page 583

■

Checking In Features on page 582

■

Updating Edits Automatically on page 586

■

Editing Features on page 588

To edit features using the Data Table
1 In Map Explorer on page 1755, expand the Data Source tree and select the
feature layer to edit.

Editing Features | 595

2 Click

.

The Data Table window opens, displaying the feature data contained in
your map. If you have joined data on page 439 to a layer in your map, the
joined data is displayed, but it is gray. You cannot edit it in the Data
Table. Instead, select the original data source and update that in the Data
Table. Your changes will appear the next time you display this data as
joined data.
3 Select and edit cells in the Data Table window.
When you edit data related to a feature, that feature is checked out
automatically (and the Update Edits Automatically setting is turned on).
Non-feature data cannot be checked out, so all edits to that type of data
are written back to their underlying sources immediately. You cannot
edit non-feature data unless you are connected to its source. See Updating
Edits Automatically on page 586.
Some data fields are "constrained" to allow only certain values. When
you enter values for constrained fields, you are prompted to enter only
valid values. For example, the prompt might tell you to enter only values
between one and ten.
4 Check in the revised features.
For more information, see Checking In Features on page 582.
5 Close the Data Table window when you are finished.

Quick Reference
MAPDATATABLE
Allows you to view, edit, and filter feature data
Menu

Click Edit ➤ Data Table.

Icon
Table
Command Line

MAPDATATABLE

Task Pane

In Map Explorer or Display Manager, click the Table
button

Dialog Box

Data Table Dialog Box

596 | Chapter 6 Creating and Editing Data

Using AutoCAD Commands on Features
To use AutoCAD commands on features
■
■
■

To edit features with AutoCAD commands on page 597
To extract feature geometry on page 598
To update feature geometry on page 599

Editing Features with AutoCAD Commands
By default, many common AutoCAD editing commands (such as PEDIT,
ROTATE, and TRIM) can be used on features directly.
NOTE To use common AutoCAD editing commands on features, make sure you
have selected Check out features as AutoCAD drawing objects in the Feature
Checkout Options area of the Feature Editing Options dialog box on page 1648
If there is an AutoCAD operation you cannot perform on a feature, you can
extract the geometry on page 598 from the feature, edit it using AutoCAD
commands, and then update the feature geometry. Feature data and rules are
preserved.
You can also merge AutoCAD geometry with existing features directly, without
extracting feature geometry first.
NOTE When you use EXPLODE on features, they are converted to AutoCAD
drawing objects.
See also:
■

Checking Out Features on page 583

■

Checking In Features on page 582

■

Updating Edits Automatically on page 586

■

Editing Features on page 588

To edit features with AutoCAD commands
1 If you don’t have Check-Out Edits Automatically turned on, check out
the feature.
For more information, see Checking Out Features on page 583.

Editing Features | 597

2 Do one of the following:
■

Enter the AutoCAD command you want to use and follow the
command prompts to select and edit the feature(s).

■

Select the feature(s) and use the grips to edit the feature(s).

■

Select the feature(s) and then enter the AutoCAD command you want
use and follow the prompts.

NOTE For help with AutoCAD commands, search for the command name
in the Help file or press F1 while you are using the command.
3 Check in the revised features.
For more information, see Checking In Features on page 582.

Extracting Feature Geometry
Extract the geometry from a feature to use AutoCAD commands that are not
available for features.
See also:
■

Editing Features on page 588

■

Checking Out Features on page 583

■

Checking In Features on page 582

■

Updating Feature Geometry on page 599

To extract feature geometry
1 Check out the feature.
For more information, see Checking Out Features on page 583.
2 Right-click the feature. Click Extract Geometry From Feature.
After you make your changes, you can merge the updated geometry back into
the feature.

598 | Chapter 6 Creating and Editing Data

Quick Reference
Extract Feature Geometry
Creates new drawing objects from the selected feature geometry
Menu

Click Modify ➤ Advanced Feature Editing ➤ Extract
Geometry from Feature.

Icon
Extract Feature Geometry
Command Line

MAPEXTRACTFEATUREGEOMETRY

Updating Feature Geometry
You can merge new or existing drawing object geometry with a feature. If you
have extracted the geometry from a feature to edit it using AutoCAD, you
must update the feature geometry when you are finished editing.
You can use this command to combine spatially connected entities. For
example, you can use a line and an arc to update a single feature’s geometry
(resulting in one linestring or polyline). If the feature’s data store does not
support curves, this command will transform the curves into line segments.
For polygons, this command allows you to work on the boundary geometry
instead of the polygon itself.
See also:
■

Editing Features on page 588

■

Checking Out Features on page 583

■

Checking In Features on page 582

■

Extracting Feature Geometry on page 598

To update feature geometry
1 Right-click the feature you want to merge with a drawing object. Click
Update Feature From Geometry.
2 When prompted, select the drawing object to merge. Press Enter.

Editing Features | 599

3 When prompted to erase the drawing object, do one of the following:
■

Click Yes to erase the original drawing object.

■

Click No to keep the drawing object in the drawing.
Keep the object if you plan to use it to create other features. You can
store drawing objects on an AutoCAD layer and turn off visibility of
the layer.

4 Check in the edited feature.
For more information, see Checking In Features on page 582.

Quick Reference
Update Feature from Geometry
Merges new or existing drawing object geometry with a feature
Menu

Click Modify ➤ Advanced Feature Editing ➤ Update
Feature from Geometry.

Icon
Update Feature Geometry
Command Line

MAPUPDATEFEATUREGEOMETRY

Working Offline
When you work offline, AutoCAD Map 3D caches all your feature data
connections.
NOTE This procedure applies only to feature sources, not attached drawings.
Clear the cache periodically to improve performance. To be sure you are
working with the most current data for a data source, rebuild its cache by
refreshing its layer.
See also:
■

Editing Features on page 588

■

Checking Out Features on page 583

600 | Chapter 6 Creating and Editing Data

■

Checking In Features on page 582

■

To work offline on page 601

■

To return online on page 601

■

To clear the cache on page 601

■

To rebuild the cache on page 602

To work offline
1 Click Edit menu and turn off Update Edits Automatically.
2 Check out the features you plan to use.
For more information, see Checking Out Features on page 583.

3 Click the Online/Offline toggle on the Status Bar.
NOTE AutoCAD Map 3D caches the feature source. This can take some time.

You can still check out and edit features while you are offline. When you
return online, AutoCAD Map 3D attempts to lock features that you checked
out while you were offline. Non-feature data cannot be checked out, so you
cannot edit it unless you are connected to its source.
To return online

1 Click the Offline/Online toggle on the Status Bar.
2 Check in the checked out features.
For more information, see Checking In Features on page 582.
To clear the cache
1 Click Setup menu ➤ AutoCAD Map Options.
2 In the AutoCAD Map 3D Options dialog box, click the System tab.
3 Click Clear Cache. Click OK.

Working Offline | 601

To rebuild the cache
1 Right-click a feature layer in Display Manager ➤ Refresh Layer.

Quick Reference
MAPWORKOFFLINE
Caches all checked-out features so you can work without being connected.
Icon
Command Line

Online/Offline toggle on the Status Bar
_MAPWORKOFFLINE

Managing Versions
For feature sources that support versioning, you can create a version, edit
objects in that version, and then save (commit) changes from the child version
back to the parent version.
Support for versioning depends on the feature source. However, the following
guidelines apply to most feature sources that support versioning:
■

Features queried from one version of the feature source can be saved back
to that version only. If you plan to edit features, be sure to query the
features from the version where you plan to save the edits.

■

Objects locked in one version of the feature source are automatically locked
in all versions (if the feature source supports locking). This reduces the
chance of a conflict where an object is edited in two versions of the feature
source.
Conflicts can still occur, for example if one version is edited offline. In
these cases, you must specify how to resolve the conflicts before you save
the version.

■

You cannot save or discard the active version.

■

You cannot save or discard a version if it has children.

■

You cannot save or discard a version if it has checked out features. You
must first unlock the objects by either checking them in or cancelling
check out.

602 | Chapter 6 Creating and Editing Data

■

When you save or discard a version, all features in the drawing that were
queried from that version are removed from the drawing.

■

When you discard a version, all edits saved to that version are discarded.

■

You cannot undo saving or discarding a version.

See also:
■

Overview of Bringing In GIS Features on page 266

■

Overview of Working with Features on page 576

■

To create a new version on page 603

■

To activate a version on page 603

■

To commit changes back to the parent version on page 603

■

To discard a version on page 604

To create a new version
1 In Map Explorer on page 1755, right-click the feature source and click Manage
Versions.
This command is available only for feature sources that support
versioning.
2 In the Versions dialog box, do one of the following operations:
■

To create a child version of the default version, in the Versions dialog
box, click Add ➤ New Version.

■

To create a child version of the selected version, in the Versions dialog
box, click Add ➤ New Child Version.

3 Enter a name for the new version. Click OK.
To activate a version
■

Select the version and click Active.
All queries are performed on the active version of the feature source.

To commit changes back to the parent version
1 Check in features.

Managing Versions | 603

2 Select the version and click Save.
If the parent version was changed since you created your version, you
must resolve which version to use.
To discard a version
1 Check in any checked out features.
2 Make sure the parent version is not connected in any other drawing.
3 Select the version and click Remove.

Working with Drawing Objects
To work with drawing objects
■
■
■
■
■
■

To edit data in attached drawings on page 605
To clean up drawing data on page 636
To create, edit, and manage topologies on page 688
To use Map editing tools on page 785
To work with polygon objects on page 811
To use object classification on page 836

Overview of Working with Drawing Objects
You create and edit drawing objects using AutoCAD and AutoCAD-based
commands. This section describes how to create new drawing objects and edit
existing drawing objects.
Commands for drawing objects appear on the menus that are displayed in
the Map 3D for Drawings workspace, rather than the default Map 3D for
Geospatial workspace. To switch to the drawing workspace, choose View menu
➤ Menu/Toolbar Layout ➤ Map 3D for Drawings.
Use the following techniques to work with drawing data.
To do this...

Use this method...

Work in a multiuser environment.

■

Turn on object locking. on page ?

■

Find out who has locked an object. on
page ?

604 | Chapter 6 Creating and Editing Data

To do this...

Use this method...
■

Release locked objects for use by others. on page ?

Edit and save objects in attached drawings.

Query objects from attached drawings into
the current map, or edit objects from attached drawings and save them back. on
page ?

Correct common map errors resulting from
surveying, digitizing, and scanning errors,
and remove unnecessary detail.

Use drawing cleanup. on page ?

Use topology to analyze a set of objects
and data and their relationship.

Create node, network, or polygon topologies. on page ?

Edit map-related data.

Use map editing tools. on page ?

Digitize new points in existing maps with
precision.

Use Track Coordinates to specify the exact
coordinates of the points. on page ?

Work with polygon objects.

Use specialized polygon options. on page
811

Indicate textual values on an object.

Use annotation. on page ?

Organize drawing objects based on the
real-world features that they represent.

Use object classification. on page 905

Editing Data in Attached Drawings
To edit data in attached drawings
■
■

To use object locking on page 606
To edit and save objects on page 611

Editing Data in Attached Drawings | 605

Sharing Attached Drawings
■
■
■
■

Overview of Sharing Attached Drawings on page 606
Turning On Object Locking on page 608
Finding Out Who Has an Object Locked on page 609
Releasing All Locked Objects for a Specific User on page 610

See also:
■

Editing and Saving Objects in Attached Drawings on page 611

To use object locking
■
■
■

To turn on object locking on page 608
To find out who has an object locked on page 609
To release all locked objects on page 610

Overview of Sharing Attached Drawings
Object locking lets multiple network users simultaneously retrieve, edit, and
save back different objects while working in the same attached drawing. If
object locking is not selected, only one user can have write access to an active
drawing.
Use these techniques for object locking.
To do this...

Use this method...

Turn on object locking.

Click Setup menu ➤ AutoCAD Map Options.
See Turning On Object Locking on page
608.

Find out who has locked an object.

Click File menu ➤ Drawing Save Set Options ➤ Who Has It.
See Finding Out Who Has an Object
Locked on page 609

606 | Chapter 6 Creating and Editing Data

To do this...

Use this method...

Release locked objects.

Click Setup menu ➤ More DWG Options
➤ Drawing Maintenance.
See Releasing All Locked Objects for a
Specific User on page 610.

Quick Reference
MAPOPTIONS
Sets AutoCAD Map 3D options
Menu

Setup menu ➤ Autodesk Map Options

Icon
Options
Command Line

MAPOPTIONS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Options

Dialog Box

AutoCAD Map Options dialog box

ADEWHOHASIT
Displays the current owner of a selected locked object
Menu

Click File ➤ Drawing Save Set Options ➤ Who Has
It?.

Icon
Show Who Has It
Command Line

ADEWHOHASIT

Dialog Box

Who Has It Information dialog box

ADEDWGMAINT
Removes locks from objects
Menu

Setup menu ➤ More DWG Options ➤ Drawing
Maintenance

Editing Data in Attached Drawings | 607

Command Line

ADEDWGMAINT

Task Pane

In Map Explorer, right-clickDrawings ➤ Maintenance

Dialog Box

Drawing Maintenance dialog box

Turning On Object Locking
If object locking is enabled, two network AutoCAD Map 3D users can edit
different objects in the same drawing at the same time, but cannot edit the
same object at the same time.
Any objects that you add to the save set are locked. Other users can view these
objects, but cannot save modifications back to the attached drawings until
you unlock the objects.
When you finish editing the objects, save them back to their attached drawings.
The objects are automatically unlocked.
Only a superuser can change object locking settings.
See also:
■

Logging Into AutoCAD Map 3D on page 132

■

Sharing Attached Drawings on page 606

NOTE You must have superuser privileges to change the Enable Object Locking
setting.
To turn on object locking
1 Click Setup menu ➤ AutoCAD Map Options.
2 In the AutoCAD Map Options dialog box on page 1628, select the Multi
User tab.
3 Under Multi User Options, select Enable Object Locking.
4 Click OK.

Quick Reference
MAPOPTIONS

608 | Chapter 6 Creating and Editing Data

Sets AutoCAD Map 3D options
Menu

Setup menu ➤ Autodesk Map Options

Icon
Options
Command Line

MAPOPTIONS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Options

Dialog Box

AutoCAD Map Options dialog box

Finding Out Who Has an Object Locked
Use the Who Has It operation at any time to find out who locked an object.
NOTE If the DWK file has been deleted, the user names are no longer available.
When this happens, AutoCAD Map 3D displays user names and drawing names
as *UNKNOWN*.
See also:
■

Turning On Object Locking on page 608

■

Sharing Attached Drawings on page 606

To find out who has an object locked
1 In the Drawing Workspace, click File menu ➤ Drawing Save Set Options
➤ Who Has It.
2 Select the object.
The Who Has It Information dialog box on page 1623 displays the name of the
user who has the object locked, the drawing that the object comes from, the
name of the current drawing, and the date and time the object was locked.

Quick Reference
ADEWHOHASIT

Editing Data in Attached Drawings | 609

Displays the current owner of a selected locked object
Menu

Click File ➤ Drawing Save Set Options ➤ Who Has
It?.

Icon
Show Who Has It
Command Line

ADEWHOHASIT

Dialog Box

Who Has It Information dialog box

Releasing All Locked Objects for a Specific User
If a system failure occurs while objects are locked, you must manually release
the object locks. However, only a superuser can remove locks set by other
users.
NOTE If a drawing is activated in another user's drawing, you will not be able to
release locks in that drawing.
When you remove locks, the object is also removed from the save set. You
can restore the locks by adding the objects to the save set again.
See also:
■

Logging Into AutoCAD Map 3D on page 132

■

Turning On Object Locking on page 608

■

Sharing Attached Drawings on page 606

To release all locked objects
1 Click Setup menu ➤ More DWG Options ➤ Drawing Maintenance.
2 Under Active Drawings, select the drawing that contains the locks to
release.
3 Choose User List.
The names of the users responsible for the locks appear under User Name.
The number of objects locked by each user appears under Number of
Objects Locked.
4 Choose Remove Locks.

610 | Chapter 6 Creating and Editing Data

If you do not have superuser privileges, you can remove only the locks that
you have set. AutoCAD Map 3D removes the objects from the save set.
If you have superuser privileges, you can select a user name and remove all
the locks set by that user.

Quick Reference
ADEDWGMAINT
Removes locks from objects
Menu

Setup menu ➤ More DWG Options ➤ Drawing
Maintenance

Command Line

ADEDWGMAINT

Task Pane

In Map Explorer, right-clickDrawings ➤ Maintenance

Dialog Box

Drawing Maintenance dialog box

Editing and Saving Objects in Attached Drawings
■
■
■
■
■
■
■
■
■
■
■
■
■

Overview of Editing and Saving Objects in Attached Drawings on page 612
Zooming to the Extents of Selected Drawings on page 616
Viewing All Objects in Selected Attached Drawings on page 618
Editing Objects in Attached Drawings on page 620
Adding an Object to the Save Set on page 622
Viewing Objects in the Save Set on page 624
Saving Queried Objects Back to Attached Drawings on page 625
Saving New Objects to Attached Drawings on page 627
Saving Objects to the Current Drawing on page 628
Saving Objects to a New Drawing on page 629
Removing an Object from the Save Set on page 630
Solving Problems When Saving Back to Attached Drawings on page 631
Setting Save Back Options on page 634

To edit and save objects
■
■
■
■

To zoom to the extents of selected drawings on page 618
To view objects in source drawings on page 619
To edit objects in attached drawings on page 621
To save the edited objects back to their attached source drawings on page
621

Editing Data in Attached Drawings | 611

■
■
■
■
■
■
■
■
■
■
■

To add objects to the save set and lock the objects on page 624
To view objects in the save set on page 625
To save queried objects back to attached source drawings on page 626
To save new objects to attached drawings on page 628
To save objects to the current drawing on page 629
To save objects to a new drawing on page 630
To remove objects from the save set and unlock the objects on page 631
To redefine block definitions on save back on page 633
To save back individual block components on page 633
To check that the hatch pattern is in the save set on page 633
To set editing and save back options on page 635

Overview of Editing and Saving Objects in
Attached Drawings
When you use AutoCAD Map 3D with multiple drawings, you can query
objects from attached drawings into the current drawing and create new
drawings, or you can edit the objects from the attached drawings and then
save them back.
See also:
■

Overview of Queries on page 1023

To do this...

Use this method...

Zoom to the extents of selected drawings

In Map Explorer, right-click Drawings. Click
Zoom Extents.
See Zooming to the Extents of Selected
Drawings on page 616

View objects in source drawings

In Map Explorer, right-click Drawings. Click
Quick View.
See Viewing All Objects in Selected Attached Drawings on page 618

Edit objects in attached drawings

612 | Chapter 6 Creating and Editing Data

1 Run a query on page 1023 to retrieve the objects to edit.

To do this...

Use this method...
2 Click File menu ➤ Drawing
Save Set Options ➤ Add Items
to Save Set. Select the objects
to edit.
See Editing Objects in Attached Drawings
on page 620

Add objects to the save set and lock the
objects

Click File menu ➤ Drawing Save Set Op-

View objects in the save set

Click File menu ➤ Drawing Save Set Op-

tions ➤ Add Items to Save Set.
See Adding an Object to the Save Set on
page 622

tions ➤ Show Items in Drawing Save Set.
See Viewing Objects in the Save Set on
page 624
Save objects back to attached source
drawings

Add objects to the save set. Click File menu

Save objects to the current drawing or a
new drawing.

Click File menu ➤ Save.

Set editing and save back options

Click Setup menu ➤ AutoCAD Map Options.
See Setting Save Back Options on page 634

➤ Save Source Drawing Save Set.
See Saving Queried Objects Back to Attached Drawings on page 625 and Saving
New Objects to Attached Drawings on
page 627

Click File menu ➤ Save As.
See Saving Objects to the Current Drawing
on page 628 and Saving Objects to a New
Drawing on page 629.

Editing Data in Attached Drawings | 613

Quick Reference
ADEZEXTENTS
Zooms to display the drawing extents
Menu

Click Map ➤ Drawings ➤ Zoom Drawing Extents.

Icon
Zoom Drawing Extents
Command Line

ADEZEXTENTS

Task Pane

In Map Explorer, right-clickDrawings ➤ Zoom Extents

Dialog Box

Zoom Drawing Extents dialog box

ADEQVIEWDWGS
Performs a quick display of active drawings
Menu

View menu ➤ Quick View Drawings

Command Line

ADEQVIEWDWGS

Task Pane

In Map Explorer, right-clickDrawings ➤ Quick
View-or- Right-click a drawing ➤ Quick View

Dialog Box

Quick View Drawings dialog box

ADEQUERY
Controls defining, modifying, saving, loading, and executing a query
Menu

In the Classic workspace, click Setup menu ➤ More
DWG Options ➤ Define Query

Icon
Define Query
Command Line

ADEQUERY

Task Pane

In Map Explorer, right-clickCurrent
Query ➤ Define-or- Right-click a query ➤ Edit

Dialog Box

Define Query dialog box

ADESELOBJS

614 | Chapter 6 Creating and Editing Data

Creates a set of objects to be saved to source drawings
Menu

File menu ➤ Drawing Save Set Options ➤ Add Items
To Save Set

Icon
Add Objects to Save Set
Command Line

ADESELOBJS

Dialog Box

ADESELOBJS (Select Objects for Save Back command)

ADEREMOBJS
Removes objects from the save set so they aren't saved to source drawings
Menu

File menu ➤ Drawing Save Set Options ➤ Remove
Items From Save Set

Icon
Remove Objects from Save Set
Command Line

ADEREMOBJS

Dialog Box

ADEREMOBJS (Remove Objects from Save Set
command)

ADESAVEOBJS
Saves objects in the save set back to source drawings
Menu

In the Classic workspace, click File menu ➤ Save
Source Drawing Save Set

Icon
Save to Source Drawings
Command Line

ADESAVEOBJS

Dialog Box

Save Objects to Source Drawings dialog box

SAVE
Saves the drawing under the current file name or a specified name
Menu

File menu ➤ Save

Command Line

SAVE

Editing Data in Attached Drawings | 615

SAVEAS
Saves an unnamed drawing with a file name or renames the current drawing
Menu

File menu ➤ Save As

Command Line

SAVEAS

MAPOPTIONS
Sets AutoCAD Map 3D options
Menu

Setup menu ➤ Autodesk Map Options

Icon
Options
Command Line

MAPOPTIONS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Options

Dialog Box

AutoCAD Map Options dialog box

Zooming to the Extents of Selected Drawings
Use Zoom Extents to zoom the current drawing to the extents of the selected
source drawings. Adjust the current drawing extents to view all objects after
you execute a query.

616 | Chapter 6 Creating and Editing Data

The drawing coordinates in the lower-left corner of the screen reflect the new
extents of the current drawing.

Editing Data in Attached Drawings | 617

See also:
■

Setting Save Back Extents on page 158

To zoom to the extents of selected drawings
1 In Map Explorer, right-click Drawings. Click Zoom Extents.
2 In the Zoom Drawing Extents dialog box on page 1734, select the drawings
to view.
3 Click OK.
The command zooms the current drawing to the extents of the selected source
drawings. The drawing coordinates in the lower-left corner of your screen
reflect the new extents of the current drawing.

Quick Reference
ADEZEXTENTS
Zooms to display the drawing extents
Menu

Click Map ➤ Drawings ➤ Zoom Drawing Extents.

Icon
Zoom Drawing Extents
Command Line

ADEZEXTENTS

Task Pane

In Map Explorer, right-clickDrawings ➤ Zoom Extents

Dialog Box

Zoom Drawing Extents dialog box

Viewing All Objects in Selected Attached Drawings
Use Quick View to preview the contents of one or more active source drawings.

618 | Chapter 6 Creating and Editing Data

Quick View shows all objects in the selected source drawings.

You can plot the results of a Quick View.
NOTE Quick View displays objects but does not bring them into the drawing. The
display contains one selectable picture for each source drawing. To bring objects
into the current drawing, define a query that copies the objects from the source
drawing into the current drawing. Quick View does not display shapes.
See also:
■

Overview of Queries on page 1023

To view objects in source drawings
1 In Map Explorer, right-click Drawings. Click Quick View.
2 In the Quick View Drawings dialog box on page 1733, select the drawings
to quick view.
To control the display of nested drawings, select them individually.
3 To filter the list of active drawings on the basis of file names, descriptions,
or both, click Filter, specify the filter, and click OK. Then check the box
next to Filter.

Editing Data in Attached Drawings | 619

4 Select Zoom To The Extents Of Selected Drawings to see the extents of
all the drawings to review with Quick View.
5 Click OK.
The objects in the active source drawing appear. Although you see many
objects, each set of objects appears as a single object from each drawing.
If you attempt to select several objects, AutoCAD Map 3D reports "one
object found" for each of the source drawings.
You can zoom and pan, but you cannot select or edit individual objects. When
you regenerate or redraw, the pictures are cleared from the current drawing.
To edit the objects, define a query that copies the objects from the source
drawing into the current drawing. For more information, see Overview of
Queries on page 1023.

Quick Reference
ADEQVIEWDWGS
Performs a quick display of active drawings
Menu

View menu ➤ Quick View Drawings

Command Line

ADEQVIEWDWGS

Task Pane

In Map Explorer, right-clickDrawings ➤ Quick
View-or- Right-click a drawing ➤ Quick View

Dialog Box

Quick View Drawings dialog box

Editing Objects in Attached Drawings
To view and edit objects in attached drawings, create a query that specifies
the objects you want. When you run the query, AutoCAD Map 3D finds all
the objects in the attached drawings that match the query criteria, and copies
those objects to the current drawing.
Example: You have separate drawings for each quadrant of a town. You create
a main drawing and attach the other drawings, and then view all water mains
in the town or all emergency routes.
You can save the queried objects back to their attached drawings by adding
them to the save set before you edit them. When you save the current drawing,

620 | Chapter 6 Creating and Editing Data

AutoCAD Map 3D prompts you to save the objects in the save set back to their
attached drawings. If you do not add modified objects to the save set, you can
save the modifications to the current drawing or to a new drawing, but the
changes are not saved back to the attached drawings.
Markup objects are not added to the save set. To copy them from the current
drawing to an attached drawing, open the attached drawing directly. Copy
the markup objects in the current drawing and paste them into the other
drawing.
WARNING If you work with an attached drawing from a previous release and
save back your changes, AutoCAD Map 3D updates the attached drawing to the
current format. To retain the attached drawing in the previous drawing format,
do not save back your changes.
See also:
■

Overview of Queries on page 1023

■

Editing and Saving Objects in Attached Drawings on page 611

To edit objects in attached drawings
1 Run a query on page 1023 to retrieve the objects to edit.
2 Click File menu ➤ Drawing Save Set Options ➤ Add Items to Save Set.
Select the objects to edit.
AutoCAD Map 3D locks the objects in the attached drawings so no other
users can modify them.
3 Edit the objects.
To save the edited objects back to their attached source drawings
1 Click File menu ➤ Save Source Drawing Save Set.

Quick Reference
ADEQUERY
Controls defining, modifying, saving, loading, and executing a query

Editing Data in Attached Drawings | 621

Menu

In the Classic workspace, click Setup menu ➤ More
DWG Options ➤ Define Query

Icon
Define Query
Command Line

ADEQUERY

Task Pane

In Map Explorer, right-clickCurrent
Query ➤ Define-or- Right-click a query ➤ Edit

Dialog Box

Define Query dialog box

ADESAVEOBJS
Saves objects in the save set back to source drawings
Menu

In the Classic workspace, click File menu ➤ Save
Source Drawing Save Set

Icon
Save to Source Drawings
Command Line

ADESAVEOBJS

Dialog Box

Save Objects to Source Drawings dialog box

Adding an Object to the Save Set
If you modify an object that was queried from an attached drawing, AutoCAD
Map 3D prompts you to add the object to the save set, which locks the object.
If an object is locked, other users cannot modify the object.
TIP Lock the objects before you edit them. This ensures that other users are not
modifying the same objects. To lock an object before editing, manually add the
object to the save set.
When you save changed objects back to attached drawings, only objects in
the save set are saved back.
NOTE You can set an option on page 634 to automatically add modified objects
to the save set without prompting, or you can turn the prompt off.
New objects are not automatically added to the save set. You must manually
add them to the save set.

622 | Chapter 6 Creating and Editing Data

Additional Information
Keep these points in mind as you modify objects and add them to the save
set:
■

If an object is on a locked layer in the attached drawing or you are working
in the Layout tab, you cannot add the object to the save set.

■

If your system administrator has enabled object locking on page 606,
AutoCAD Map 3D locks the objects in the attached drawing when you add
the objects to the save set.

■

By breaking a queried object into two pieces using the BREAK, TRIM,
FILLET, CHAMFER, or EXPLODE commands, you create both an altered
queried object and a new object. When you save back the objects, the
queried object is automatically saved back to its attached source drawing,
and the new object is automatically added to the save set. However, the
new object does not have an associated attached drawing; you must specify
the drawing to which it will be saved.

■

If you experience a system failure while objects are locked, you must use
the Drawing Maintenance command to release the object locks on page
610.

■

AutoCAD Map 3D cannot save edits back to a detached drawing. If you
query and edit objects from an attached drawing, do not detach that
drawing from the current drawing before you perform the save back
operation.

■

If you decide you don't want to save changes to an object back to the
attached source drawing, remove the object from the save set. The changes
are maintained in the current drawing, but are not saved back to the
attached drawing.

■

If you delete an object after adding it to the save set, you can restore it by
removing erased objects from the save set. AutoCAD Map 3D restores all
erased objects in the save set.

■

After you add objects to the save set, you can undo the operation using
the UNDO command.

See also:
■

Removing an Object from the Save Set on page 630

■

Releasing All Locked Objects for a Specific User on page 610

Editing Data in Attached Drawings | 623

■

Sharing Attached Drawings on page 606

■

Setting Save Back Options on page 634

■

Solving Problems When Saving Back to Attached Drawings on page 631

To add objects to the save set and lock the objects
1 Click File menu ➤ Drawing Save Set Options ➤ Add Items to Save Set.
2 Enter n to add all new objects to the save set, or enter s and select the
objects to add.

Quick Reference
ADESELOBJS
Creates a set of objects to be saved to source drawings
Menu

File menu ➤ Drawing Save Set Options ➤ Add Items
To Save Set

Icon
Add Objects to Save Set
Command Line

ADESELOBJS

Dialog Box

ADESELOBJS (Select Objects for Save Back command)

Viewing Objects in the Save Set
Objects that you have added to the save set are locked. You can highlight
these locked objects in your drawing.
See also:
■

Adding an Object to the Save Set on page 622

■

Removing an Object from the Save Set on page 630

■

Turning On Object Locking on page 608

624 | Chapter 6 Creating and Editing Data

To view objects in the save set
1 Click File menu ➤ Drawing Save Set Options ➤ Show Items in Drawing
Save Set.
2 All locked objects are highlighted.
To remove the highlighting, press Enter.

Quick Reference
ADESHOWOBJS
Displays the objects in the save set
Menu

File menu ➤ Drawing Save Set Options ➤ Show
Items In Drawing Save Set

Icon
Show Objects in Save Set
Command Line

ADESHOWOBJS

Dialog Box

ADESHOWOBJS (Show Objects in Save Set command)

Saving Queried Objects Back to Attached
Drawings
Objects saved back to their attached drawings replace the original objects.
AutoCAD Map 3D lets you save objects to attached drawings in read-only
directories.
You cannot undo a Save To Source Drawings operation. Once you perform a
Save DWG Save Set operation, attached drawings contain the modified objects.
WARNING If you work with an attached drawing from a previous release and
save back your changes, AutoCAD Map 3D updates the attached drawing to the
current format. To retain the attached drawing in the previous drawing format,
do not save back your changes.

Editing Data in Attached Drawings | 625

See also:
■

Adding an Object to the Save Set on page 622

■

Removing an Object from the Save Set on page 630

■

Sharing Attached Drawings on page 606

■

Solving Problems When Saving Back to Attached Drawings on page 631

To save queried objects back to attached source drawings
1 To make sure objects are in the save set, click File menu ➤ Drawing Save
Set Options ➤ Show Items in Drawing Save Set.
Click File menu ➤ Drawing Save Set Options ➤ Add Items to Save Set.
Select the objects to save.
2 Click File menu ➤ Save Source Drawing Save Set.
3 In the Save Objects to Source Drawings dialog box on page 1621, select Save
Queried Objects.
4 Click OK.

Quick Reference
ADESAVEOBJS
Saves objects in the save set back to source drawings
Menu

In the Classic workspace, click File menu ➤ Save
Source Drawing Save Set

Icon
Save to Source Drawings
Command Line

ADESAVEOBJS

Dialog Box

Save Objects to Source Drawings dialog box

626 | Chapter 6 Creating and Editing Data

Saving New Objects to Attached Drawings
If you create new objects that you want to add to attached drawings, select
save order options for the new objects.
■

Selective — Prompts you to select the objects to save to each attached
drawing.

■

Area — Saves new objects in to the attached drawing within whose save
back extents the objects lie. By default, the save back extents correspond
to the drawings extents. You can change the save back extents of attached
drawings.

The newly created arc crosses three tiled attached drawings but is saved to the first
drawing in the list of attached drawings. Drawings are listed in the order in which you
attach them.
■

Layer — Saves new objects to attached drawing layers that use the same
names as the current drawing layers on which the objects lie. If more than
one active drawing contains a given layer name, AutoCAD Map 3D saves
the object to the first drawing that contains that layer.

■

None — Disables all other save back options. For example, to manually
specify the objects to save and the attached drawing in which to save them,
set the first save back option to Selective, and set the other two options to
None.

If AutoCAD Map 3D is unable to save new objects using option 1, it uses the
setting for save order option 2, and so forth.
You can save objects to attached drawings located in read-only directories.
See also:
■

Adding an Object to the Save Set on page 622

■

Removing an Object from the Save Set on page 630

Editing Data in Attached Drawings | 627

■

Sharing Attached Drawings on page 606

To save new objects to attached drawings
1 To add the objects to the save set, click File menu ➤ Drawing Save Set
Options ➤ Add Items to Save Set. Enter n to add all new objects to the
save set, or enter s and select the objects to add.
2 Click File menu ➤ Save Source Drawing Save Set.
3 In the Save Objects to Source Drawings dialog box on page 1621, select Save
Newly Created Objects.
4 Specify the Save Order.
5 Select the drawings to save objects to.
6 Click OK.
When you use the Selective save method, select the objects to save to
each attached drawing.

Quick Reference
ADESAVEOBJS
Saves objects in the save set back to source drawings
Menu

In the Classic workspace, click File menu ➤ Save
Source Drawing Save Set

Icon
Save to Source Drawings
Command Line

ADESAVEOBJS

Dialog Box

Save Objects to Source Drawings dialog box

Saving Objects to the Current Drawing
When you query objects from attached drawings into the current drawing,
AutoCAD Map 3D creates an association between the original object in the
attached drawing and the copy of the object in the current drawing.

628 | Chapter 6 Creating and Editing Data

If you edit one of these queried objects, you can save the edited object back
to the attached drawing, or you can save the edited object to the current
drawing. If you save an object to the current drawing, the original object is
unchanged in the attached drawings.
TIP When you close the current drawing, the association between queried objects
and their attached drawings is removed. If you want to save changes back to the
original drawing, you must save back before you close the current drawing.
See also:
■

Adding an Object to the Save Set on page 622

■

Editing and Saving Objects in Attached Drawings on page 611

■

Removing an Object from the Save Set on page 630

To save objects to the current drawing
1 Click File menu ➤ Save.
2 If prompted to save objects to attached source drawings, do not do so at
this time, since this removes them from the current drawing.
To save the objects to both the current drawing and attached drawings, first
clear Erase Saved Back Objects on the Save Back tab on page 635 of the AutoCAD
Map Options dialog box.

Quick Reference
SAVE
Saves the drawing under the current file name or a specified name
Menu

File menu ➤ Save

Command Line

SAVE

Saving Objects to a New Drawing
When you save objects to a new drawing, you create a copy of the current
drawing, including objects, options, queries, and attached drawings. If you

Editing Data in Attached Drawings | 629

queried objects from attached drawings, the original objects are unchanged
in the attached drawings.
See also:
■

Overview of Queries on page 1023

■

Editing and Saving Objects in Attached Drawings on page 611

To save objects to a new drawing
1 Run a query to retrieve the objects you want. Be sure to use Draw mode
so the retrieved objects are copied to the current drawing.
2 Click File menu ➤ Save As.
3 Enter a name for the new drawing.
4 If prompted to save objects to attached source drawings, do not do so at
this time, since this removes them from the current drawing.
To save the objects to both a new drawing and to attached drawings, first clear
Erase Saved Back Objects on the Save Back tab on page 635 of the AutoCAD
Map Options dialog box.

Quick Reference
SAVEAS
Saves an unnamed drawing with a file name or renames the current drawing
Menu

File menu ➤ Save As

Command Line

SAVEAS

Removing an Object from the Save Set
You can manually remove an object from the save set. Removing the object
from the save set releases the lock on the object.
Generally, when you edit an object that was queried in from an attached
drawing, that object is locked so no one else can edit it. When you save objects
back to attached drawings, the locks are automatically removed. (To change
this default setting, use the Map Options command.)

630 | Chapter 6 Creating and Editing Data

In some cases, you may want to manually remove an object from the save set.
See also:
■

Adding an Object to the Save Set on page 622

■

Editing and Saving Objects in Attached Drawings on page 611

To remove objects from the save set and unlock the objects
1 Click File menu ➤ Drawing Save Set Options ➤ Remove Items from
Save Set.
2 Enter s to select the objects to remove, or enter e to remove objects that
have been erased from the current drawing.
If you enter s, select the objects to remove from the save set. Press Enter
when you finish selecting objects.
3 Click OK.

Quick Reference
ADEREMOBJS
Removes objects from the save set so they aren't saved to source drawings
Menu

File menu ➤ Drawing Save Set Options ➤ Remove
Items From Save Set

Icon
Remove Objects from Save Set
Command Line

ADEREMOBJS

Dialog Box

ADEREMOBJS (Remove Objects from Save Set
command)

Solving Problems When Saving Back to Attached
Drawings
Several issues can arise when you save queried objects back to attached
drawings.

Editing Data in Attached Drawings | 631

Redefining Blocks on Save Back
When you retrieve a block, you can use the EXPLODE command to break the
block into its component elements, edit the separate objects, and then use
the BLOCK command to redefine the block.
To save the redefined block definition back to the attached source drawing,
make sure that the Redefine Block Definitions On Save Back option on the
Save Back tab of the AutoCAD Map Options dialog box is selected. AutoCAD
Map 3D sets this option by default.

Exploding Blocks and Save Back
If you explode a block, the block definition is deleted, and you are prompted
to add the separate objects to the save set. If you answer Yes and use the default
settings, the block components are erased and not saved back. To save the
individual objects back to the attached source drawings, you must add the
individual components of the block to the save set.

Saving Back Dimensions
If you set a global coordinate system or use the Transform editing tool, you
might have problems saving back dimensions. If you use a location query to
retrieve one or more dimensions and save the dimension back to the attached
source drawings, you might find that another location query will not retrieve
the dimension. In this case, you should detach the source drawing and reattach
it before repeating the location query.

Saving Back Hatch Patterns
When you create an associative hatch pattern, information is written to the
boundary objects. When you add such a hatch pattern to a save set, the
boundary is also added to ensure data integrity.
When you modify a queried hatch boundary object, the geometry is modified
and AutoCAD Map 3D automatically updates the hatch pattern. You are
prompted to add the boundary to the save set. Even if you answer Yes, the
hatch pattern might not be added to the save set. Check that the hatch pattern
is in the save set before you save back the changed objects.
When you add an associative hatch pattern to the save set, AutoCAD Map 3D
attempts to add the boundary objects that define the hatch pattern. If all
boundary objects are not available, you cannot add the hatch pattern to the
save set.

632 | Chapter 6 Creating and Editing Data

See also:
■

Saving Queried Objects Back to Attached Drawings on page 625

■

Saving New Objects to Attached Drawings on page 627

■

Adding an Object to the Save Set on page 622

■

Removing an Object from the Save Set on page 630

To redefine block definitions on save back
1 Click Setup menu ➤ AutoCAD Map Options.
2 In the AutoCAD Map Options dialog box on page 1628, select the Save Back
tab.
3 Under Save Back To Source Drawings, select Redefine Block Definitions
On Save Back.
4 Click OK.
To save back individual block components
1 Click File menu ➤ Drawing Save Set Options ➤ Add Items to Save Set.
2 Select all the block components.
3 Press Enter.
To check that the hatch pattern is in the save set
1 Click File menu ➤ Drawing Save Set Options ➤ Show Items in Drawing
Save Set.
2 Check that the hatch pattern is highlighted.
3 If the hatch pattern is not highlighted, make sure that all boundary objects
are added to the save set.

Quick Reference
ADESELOBJS
Creates a set of objects to be saved to source drawings

Editing Data in Attached Drawings | 633

Menu

File menu ➤ Drawing Save Set Options ➤ Add Items
To Save Set

Icon
Add Objects to Save Set
Command Line

ADESELOBJS

Dialog Box

ADESELOBJS (Select Objects for Save Back command)

ADESHOWOBJS
Displays the objects in the save set
Menu

File menu ➤ Drawing Save Set Options ➤ Show
Items In Drawing Save Set

Icon
Show Objects in Save Set
Command Line

ADESHOWOBJS

Dialog Box

ADESHOWOBJS (Show Objects in Save Set command)

MAPOPTIONS
Sets AutoCAD Map 3D options
Menu

Setup menu ➤ Autodesk Map Options

Icon
Options
Command Line

MAPOPTIONS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Options

Dialog Box

AutoCAD Map Options dialog box

Setting Save Back Options
You can specify a number of options that affect how queried objects are saved
back to attached drawings or feature sources. These options apply to the current
drawing.

634 | Chapter 6 Creating and Editing Data

Save Set and Edit Set Options
■

Don't Add Objects Automatically — Edited objects are not added to the
save set, and you are not prompted to add them.
Use this option if you are creating a new drawing and are not planning to
save changes back to attached drawings. You can still manually add objects
to the save set on page 622.

■

Prompt To Add Objects — When you edit an object that was retrieved
from an attached drawing or a feature source, you are prompted to add
the object to the save set.
Use this option if you plan to save some edited objects, but not others,
back to attached drawing or feature source.

■

Add Objects Automatically Without Prompting — When you edit an object
that was retrieved from an attached drawing or feature source, the object
is automatically added to the save set.
Use this option if you plan to save most modified objects back to attached
drawings and feature sources.

NOTE If you create new objects that you want to save to attached drawings, you
must manually add them to the save set. AutoCAD Map 3D does not prompt you
to add them.
See also:
■

Adding an Object to the Save Set on page 622

■

Saving Objects to the Current Drawing on page 628

■

Saving New Objects to Attached Drawings on page 627

■

Saving Queried Objects Back to Attached Drawings on page 625

■

Saving Objects to a New Drawing on page 629

■

AutoCAD Map Options dialog box on page 1628

To set editing and save back options
1 Click Setup menu ➤ AutoCAD Map Options.
2 In the AutoCAD Map Options dialog box on page 1628, select the Save Back
tab.

Editing Data in Attached Drawings | 635

3 Set the options you want.
■

Use the Save Set options to specify settings for saving objects to
attached drawings.

■

Use the Edit Set options to specify settings for saving objects to feature
sources.

4 Click OK.

Quick Reference
MAPOPTIONS
Sets AutoCAD Map 3D options
Menu

Setup menu ➤ Autodesk Map Options

Icon
Options
Command Line

MAPOPTIONS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Options

Dialog Box

AutoCAD Map Options dialog box

Cleaning Up Drawing Data
Use drawing cleanup to correct common map errors resulting from surveying,
digitizing, and scanning errors. You can also remove unnecessary detail from
complex maps.
To clean up drawing data
■
■
■
■
■
■
■
■

To clean up objects in a map on page 638
To select and anchor objects for drawing cleanup on page 640
To select cleanup actions and set options on page 643
To specify how to convert the objects after cleanup on page 646
To set up markers for interactive mode on page 649
To save drawing cleanup settings as a profile on page 650
To load an existing drawing cleanup profile on page 651
To edit a drawing cleanup profile on page 651

636 | Chapter 6 Creating and Editing Data

■
■

To select a correction method on page 652
To select cleanup actions and set options on page 657

Overview of Cleaning Up Maps
Use drawing cleanup to correct common geometry errors resulting from
surveying, digitizing, and scanning before you define a topology, perform a
map analysis, plot a map, or export to a geospatial data format.
You can also remove unnecessary detail from complex maps.
Example: You digitized paper maps and now some street intersections do not
align correctly. You want clean the maps before you create a topology.
You can perform the following cleanup actions:
■

delete duplicate objects

■

erase short objects

■

break crossing objects

■

extend undershoots

■

extend to apparent intersections

■

snap clustered nodes

■

dissolve pseudo nodes

■

erase dangling objects (overshoots)

■

simplify objects

■

delete zero-length objects

■

weed 3D polyline vertices

WARNING To edit topologies, use the topology editing commands on page 715.
Drawing Cleanup can make a topology invalid. In addition, when a cleanup action
creates a new object or breaks an object into multiple segments, classification
information remains with the segment that contains the start point of the original
object. Classify other segments manually.
See also:
■

Correction Methods on page 651

Cleaning Up Drawing Data | 637

■

Cleanup Actions on page 657

■

Overview of Editing a Topology on page 716

WARNING To edit topologies, use the topology editing commands on page 715.
Drawing Cleanup can make a topology invalid.
To clean up objects in a map
1 Open the drawing containing the objects to clean or query the objects
into the current drawing.
2 Because your map may be altered during the cleanup operation, back up
your data before starting.
3 Click Modify menu ➤ Drawing Cleanup.
4 Follow these steps:
■

Selecting and Anchoring Objects on page 640 Select the objects to
include in the cleanup operation and the objects to anchor. Click
Next.

■

Setting Cleanup Options on page 643 Select cleanup actions and set
the parameters for each action you select. Specify whether to correct
errors automatically or to review and confirm each correction. Click
Next.

■

Converting Objects After Cleanup on page 646 Specify how to treat
the original objects after the cleanup operation is complete. Click
Next.

■

Setting Markers for Interactive Mode on page 647 If you selected
Interactive mode in Setting Cleanup Options to review error
corrections, specify the error markers to use. Click Next.

■

Saving Cleanup Settings on page 650 To save your settings as a profile,
click Save.

5 Click Finish.
AutoCAD Map 3D performs the cleanup with the options and values you
specified.

638 | Chapter 6 Creating and Editing Data

6 Depending on whether you selected Interactive or Automatic, AutoCAD
Map 3D does one of the following:
■

If you selected Interactive mode on page 653, AutoCAD Map 3D
displays a list of detected errors. You can review the errors and decide
how to handle them. For example, you can place markers on the
errors, correct them, or ignore them.

■

If you selected Automatic mode on page 652, AutoCAD Map 3D corrects
all detected errors automatically and reports a summary of the results
on the command line.

You can run the operation again to verify that you corrected all existing errors.
Cleaning up geometry in a drawing creates new geometry and new
relationships between the objects. You may need to repeat the cleanup
operation.

Quick Reference
MAPCLEAN
Performs drawing cleanup operations
Menu

Modify menu ➤ Drawing Cleanup

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

Step 1: Selecting and Anchoring Objects
Start by selecting the objects to include in the cleanup. You can automatically
select all objects or select objects manually.
You also select the objects to anchor. Anchored objects are reference points
and are not altered or moved; objects being cleaned are moved towards
anchored objects.
In addition, you can filter object selection by layer and object class so that
only objects that belong to the specified layers and object classes are selected.

Cleaning Up Drawing Data | 639

Example: Select all objects on the Roads layer for cleanup, and anchor survey
points in the Monuments object class so that they maintain their accuracy.
NOTE In general, you can clean up linear objects only (lines, arcs, circles, and
polylines), although a few cleanup actions support additional object types, including
points, blocks, text, and mtext. Anchoring supports these additional object types.
Any unsupported object types are not cleaned up or anchored.
See also:
■

Overview of Cleaning Up Maps on page 637

■

Select Objects Page on page 1331

■

Overview of Cleanup Actions on page 658

To select and anchor objects for drawing cleanup
1 Click Modify menu ➤ Drawing Cleanup.
2 On the Select Objects page, under Objects To Include In Drawing Cleanup,
select the objects to clean up.
■

Choose the method to use for selecting objects. Click Select All to
select all objects. Click Select Manually to select individual objects.

■

To limit object selection to objects on specific layers or in specific
object classes, specify the layers and object classes to include.

■

If you chose Select Manually, click Select Objects To Be Included to
select objects in the drawing area. Press Enter to return to the Select
Objects page.

In general, you can clean up linear objects only (lines, arcs, circles, and
polylines). A few cleanup actions support additional object types, such
as points, blocks, text, and mtext. Unsupported object types are not
cleaned up.
The status line shows how many objects are selected and how many have
been filtered out.
3 Under Objects To Anchor In Drawing Cleanup, select the objects to use
as reference points during the drawing cleanup. These points are not
altered. You can anchor linear objects, points, blocks, text, and mtext.
■

To limit object selection to objects on specific layers or in specific
object classes, specify the layers and object classes to include.

640 | Chapter 6 Creating and Editing Data

■

Click Select Objects To Be Anchored. Select the objects to anchor.
Press Enter to return to the Select Objects page.

4 Click Next.
5 Continue with To select cleanup actions and set options on page 643.

Quick Reference
MAPCLEAN
Performs drawing cleanup operations
Menu

Modify menu ➤ Drawing Cleanup

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

Step 2: Setting Cleanup Options
As you clean up a map, you select one or more cleanup actions to perform.
Each cleanup action detects a different type of map error, for example,
duplicate objects, undershoots, or zero-length objects.
For best results, run Simplify Objects and Weed Polylines individually. Run
other cleanup actions individually or with a minimum of other actions.

Cleanup Actions
You can perform the following cleanup actions:
■

Delete Duplicates on page 663

■

Erase Short Objects on page 665

■

Break Crossing Objects on page 667

■

Extend Undershoots on page 669

■

Apparent Intersection on page 671

Cleaning Up Drawing Data | 641

■

Snap Clustered Nodes on page 673

■

Dissolve Pseudo Nodes on page 676

■

Erase Dangling Objects on page 678

■

Simplify Objects on page 680

■

Zero-Length Objects on page 683

■

Weed Polylines on page 684

Order of Cleanup Actions
The order of cleanup actions can produce different results. Specify the order
by moving cleanup actions up or down in the list. The action at the top of
the list is performed first.

Setting Cleanup Options
Set the options for each cleanup action individually. For more information,
see the individual help topics about each cleanup action.

Understanding the Tolerance Setting
Tolerance is the minimum distance allowed between linear objects or nodes.
If two linear objects or nodes are separated by a distance less than the tolerance,
AutoCAD Map 3D corrects the error.

642 | Chapter 6 Creating and Editing Data

If you set the tolerance too low, AutoCAD Map 3D might miss some errors.
If you set the tolerance too high, AutoCAD Map 3D might correct linear objects
that are not errors. Decide if the data constitutes an error and choose a suitable
tolerance to eliminate errors.
For example, a tolerance of 10 would eliminate dangles less than 10 meters
long; but in some cases, such dangles might be the correct mapping of a short
pipe or street.
See also:
■

Overview of Cleaning Up Maps on page 637

■

Select Actions Page on page 1326

■

Overview of Cleanup Actions on page 658

To select cleanup actions and set options
1 On the Select Actions page, select the cleanup actions to perform by
adding them to the Selected Actions list.
To add a cleanup action to the Selected Actions list, select the action in
the Cleanup Actions on page 657 list, and click Add.
For best results, run Simplify Objects and Weed Polylines individually.
Run other cleanup actions individually or with a minimum of other
actions.
2 In the Selected Actions list, specify the order of cleanup actions. The order
can effect results. The first action in the list is performed first. To change
the order, highlight an action and click the up or down arrow.
3 In the Selected Actions list, select the action for which you want to specify
settings.

Cleaning Up Drawing Data | 643

4 Under Cleanup Parameters, specify the settings to use for the selected
action. For more information about each cleanup action, click one of the
following links:
■

Delete Duplicates on page 663

■

Erase Short Objects on page 665

■

Break Crossing Objects on page 667

■

Extend Undershoots on page 669

■

Apparent Intersection on page 671

■

Snap Clustered Nodes on page 673

■

Dissolve Pseudo Nodes on page 676

■

Erase Dangling Objects on page 678

■

Simplify Objects on page 680

■

Zero-Length Objects on page 683

■

Weed Polylines on page 684

5 To review detected errors before correcting them, under Options, select
Interactive. To have AutoCAD Map 3D correct all detected errors without
further input from you, select Automatic.
NOTE Simplify Objects and Weed Polylines are not interactive operations.
AutoCAD Map 3D makes these changes automatically during cleanup.
6 Click Next.
7 Continue with Step 3: Specifying How to Convert Objects After Cleanup
on page 645.

Quick Reference
MAPCLEAN
Performs drawing cleanup operations
Menu

Modify menu ➤ Drawing Cleanup

644 | Chapter 6 Creating and Editing Data

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

Step 3: Specifying How to Convert Objects After
Cleanup
As you clean up a map, you can specify how to treat the original objects after
the cleanup operation is complete.
■

Modify Original Objects — Uses the original layer and as much of the
original data as possible. For example, linear objects are extended where
necessary.

■

Retain Original And Create New Objects — Keeps the original objects and
creates new objects on a layer you specify. For example, to extend an
undershoot, new linear objects are created on the specified layer for the
undershoot and target linear objects, and the originals are retained.

■

Delete Original And Create New Objects — Deletes all the original objects
and creates new objects on a layer you specify. For example, the original
undershoot is deleted, and a new linear object is created that extends to
the required location.

NOTE When you create new objects, existing object data and database links are
copied to the new objects. All created objects are assigned the current value of
the ELEVATION system variable.

Converting Objects to Polylines
You can specify whether to convert lines, arcs, and 3D polylines to 2D
polylines, and convert circles to arcs or 2D polylines. If you convert arcs to
polylines, the polyline is created using a true arc, not a set of straight line
segments. If you convert a circle to a polyline, the polyline is created using
two true arcs, not a set of straight line segments. Use these conversion options
in the following cases:
■

You plan to use the results of the drawing cleanup operation in another
program that accepts only polylines.

Cleaning Up Drawing Data | 645

■

You want to modify the line width of the arcs, circles, or lines so you can
use them in a thematic map. You can assign line width only to polylines.

NOTE If you convert objects to different entity types during the cleanup process,
classified objects may be modified so that they no longer meet the object class
definition and will be unclassified.
See also:
■

Overview of Cleaning Up Maps on page 637

■

Overview of Setting Up Object Classification on page 109

■

Cleanup Methods Page on page 1323

To specify how to convert the objects after cleanup
1 On the Cleanup Methods page, under Cleanup Method, specify how to
treat the objects after the conversion process is complete.
NOTE Creating new objects may increase file size significantly.
2 If you are creating new objects, select the layer to use.
3 Under Convert Selected Objects, specify whether to convert lines, arcs,
and 3D polylines to 2D polylines, and convert circles to arcs or 2D
polylines.
4 To save your settings as a profile, click Save.
5 Do one of the following:
■

If you selected Interactive on page 653 on the Select Actions page, click
Next to continue with To set up markers for interactive mode on page
649.

■

If you selected Automatic on page 652 on the Select Actions page, click
Finish to start the cleanup process.

Quick Reference
MAPCLEAN
Performs drawing cleanup operations

646 | Chapter 6 Creating and Editing Data

Menu

Modify menu ➤ Drawing Cleanup

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

Step 4: Setting Up Markers for Interactive Mode
When you review errors interactively, AutoCAD Map 3D places error markers
on detected errors to help you locate the errors more quickly and evaluate
whether they need correction.
If you correct an error, the marker is removed. If you do not correct the error,
you can remove the marker and skip the error, or leave the marker in the map
for later reference.
You can mark each error with a different shape and color marker to indicate
each type of operation.
If you clean up a map multiple times, you can remove or maintain markers
from earlier operations. You can also remove or maintain markers after the
current operation.

Cleaning Up Drawing Data | 647

Set the type and color of markers used to mark errors.
■

If you correct errors automatically, errors are not marked.

■

The markers used in drawing cleanup are the same as those used when
creating a polygon topology. Before beginning either operation, existing
markers are removed.

See also:
■

Overview of Cleaning Up Maps on page 637

■

Using Interactive Mode to Review and Confirm Corrections on page 653

■

Error Markers Page on page 1325

■

Creating a Polygon Topology on page 699

NOTE The Error Markers page is available only if you select Interactive in Step 2
on page 643.

648 | Chapter 6 Creating and Editing Data

To set up markers for interactive mode
1 To remove markers placed by an earlier cleanup operation, on the Error
Markers page, select Erase Markers When Cleanup Starts. This is useful if
you repeat the cleanup process to catch errors missed in the first pass.
2 To leave markers after this cleanup operation, select Maintain Markers
When Command Ends.
3 In the Marker Size box, specify a marker size. A value between 3% and
7% is usually suitable.
4 Under Blocks And Colors, select the marker shape and color for each type
of error.
5 To save your settings as a profile, click Save.
6 Click Finish.
The Drawing Cleanup Errors dialog box appears, where you review errors
before correcting them on page 655.
You can run the operation again to verify that you corrected all existing errors.
Cleaning up geometry in a drawing creates new geometry and new
relationships between the objects. You may need to repeat the cleanup
operation.

Quick Reference
MAPCLEAN
Performs drawing cleanup operations
Menu

Modify menu ➤ Drawing Cleanup

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

Cleaning Up Drawing Data | 649

Saving Cleanup Settings as a Profile
Once you have specified the settings for drawing cleanup, you can save them
as a profile for later use. Profiles are also useful when you automate the drawing
cleanup process with scripts. Drawing cleanup profiles are saved as *.dpf files.

Saving Drawing Cleanup Settings as a Profile
Drawing cleanup profiles include all the options specified in the drawing
cleanup dialog boxes, including the layer names used for object selection and
anchoring, cleanup actions and settings, cleanup methods, and error marker
settings (if any). Drawing cleanup profiles do not include the actual objects
selected and anchored on the specified layers.

Loading Drawing Cleanup Profiles
Load a profile to make the saved settings current. Settings that are loaded
include the object selection and anchoring criteria, cleanup actions and
settings, cleanup methods, and error marker settings.

Editing Drawing Cleanup Profiles
You can edit drawing cleanup profiles in AutoCAD Map 3D and save your
changes, either replacing an existing profile or saving it as a new profile.
WARNING Do not edit drawing cleanup profiles outside of AutoCAD Map 3D.
Doing so may produce unexpected results.
See also:
■

Overview of Cleaning Up Maps on page 637

To save drawing cleanup settings as a profile
1 Click Modify menu ➤ Drawing Cleanup.
2 Specify the settings to save.
3 Click Save.
4 In the Save Drawing Cleanup Profile dialog box, enter a name for the
profile. Click Save.

650 | Chapter 6 Creating and Editing Data

To load an existing drawing cleanup profile
1 Click Modify menu ➤ Drawing Cleanup.
2 Click Load.
3 In the Select Drawing Cleanup Profile dialog box, select the profile to
load.
4 Click Open.
The settings from the selected profile are made current.
To edit a drawing cleanup profile
1 Load the profile as described above.
2 Make changes to the drawing cleanup settings.
3 Save the profile.

Quick Reference
MAPCLEAN
Performs drawing cleanup operations
Menu

Modify menu ➤ Drawing Cleanup

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

Correction Methods
You can correct errors automatically or review each error and decide how to
fix it.
See also:
■

Overview of Cleaning Up Maps on page 637

Cleaning Up Drawing Data | 651

■

Step 3: Specifying How to Convert Objects After Cleanup on page 645

■

Step 4: Setting Up Markers for Interactive Mode on page 647

To select a correction method
■
■

To correct errors automatically on page 652
To review errors before correcting them on page 655

Using Automatic Mode to Correct Errors
You can configure AutoCAD Map 3D so that it cleans up detected errors
automatically. The results of the cleanup are displayed on the command line.
See also:
■

Overview of Cleaning Up Maps on page 637

■

Step 3: Specifying How to Convert Objects After Cleanup on page 645

■

Using Interactive Mode to Review and Confirm Corrections on page 653

To correct errors automatically
1 Click Modify menu ➤ Drawing Cleanup.
2 In the Drawing Cleanup - Select Objects dialog box, select the objects to
clean and the objects to anchor. Click Next.
3 In the Select Actions Page, select cleanup actions by adding them to the
Selected Actions list. Specify the cleanup parameters for each action.
4 In the Options area, select Automatic.
5 Click Next to go to the Cleanup Methods Page where you specify how
you want to treat the objects after the cleanup process is complete.
6 Click Finish.
AutoCAD Map 3D corrects the errors and displays a summary of the
results on the command line.

652 | Chapter 6 Creating and Editing Data

Quick Reference
MAPCLEAN
Performs drawing cleanup operations
Menu

Modify menu ➤ Drawing Cleanup

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

Using Interactive Mode to Review and Confirm
Corrections
Use the Interactive option in the Select Actions Page if you want to review
the list of errors detected by the Drawing Cleanup command, place error
markers showing their location in the map, and zoom to and highlight errors
to better examine them. Correct errors one at a time or correct all the errors
detected for a selected cleanup action as a single action.
You can configure error markers on page 647 on the Drawing Cleanup - Error
Markers dialog box. You can also indicate whether to maintain markers both
from earlier cleanup operations and after the current cleanup operation.

Cleaning Up Drawing Data | 653

Review, mark, and correct errors interactively.
■

All cleanup actions are represented in the Drawing Cleanup Errors dialog
box, with the exception of Simplify Objects which is not an interactive
operation.

■

If you are cleaning up short objects, AutoCAD Map 3D divides the detected
errors into three groups: Short Degenerate Objects, Short Line Objects, and
Short Polyline Objects so you can evaluate and correct these types of errors
separately. If you are cleaning up zero length objects, AutoCAD Map 3D
divides the errors into two groups: Zero Length Line Objects and Zero
Length Polyline Objects.

■

When you fix an error or group of errors, it may affect the errors further
down the list. For example, if you break two crossing objects and create
four new, shorter objects, the new objects may be shorter than the tolerance
specified for Erase Short Objects tolerance. Drawing Cleanup would detect
these as new, additional errors and add them to the list.

■

Objects are not updated visually until you close the dialog box. When you
review the new errors, objects will not appear in their corrected state.

654 | Chapter 6 Creating and Editing Data

See also:
■

Overview of Cleaning Up Maps on page 637

■

Step 3: Specifying How to Convert Objects After Cleanup on page 645

■

Step 4: Setting Up Markers for Interactive Mode on page 647

■

Using Automatic Mode to Correct Errors on page 652

To review errors before correcting them
1 Click Modify menu ➤ Drawing Cleanup.
2 In the Drawing Cleanup - Select Objects dialog box, select the objects to
clean and the objects to anchor. Click Next.
3 In the Select Actions Page, select the cleanup actions to perform by adding
them to the Selected Actions list. Specify the cleanup parameters for each
action.
4 To review errors before correcting them, in the Options area, select
Interactive.
5 On the left side of the dialog box, click Error Markers in the list.
You can also continue clicking Next to set all the parameters for the
cleanup operation. After you click Next on the Cleanup methods page,
you can set the markers.
6 In the Error Markers Page, specify the size, shape, and color of the error
markers to use for each cleanup action. Also specify whether to remove
markers from earlier operations or remove markers after this cleanup.
7 To save your settings in a profile on page 650, click Save.
8 Click Finish to run the cleanup process and review the list of detected
errors in the Drawing Cleanup Errors dialog box.
In the Drawing Cleanup Errors dialog box, the first cleanup action with
detected errors is selected. All other actions are dimmed. Cleanup actions
are listed in the order specified on the Drawing Cleanup - Selected Actions
dialog box. The icons to the left of the action name show you what the
error marker for that action looks like.
All cleanup actions are represented in the Drawing Cleanup Errors dialog
box, with the exception of Simplify Objects which is not an interactive
operation. For short objects, AutoCAD Map 3D divides the detected errors
into three groups: Short Degenerate Objects, Short Line Objects, and
Short Polyline Objects. If you are cleaning up zero length objects,

Cleaning Up Drawing Data | 655

AutoCAD Map 3D divides the errors into two groups: Zero Length Line
Objects and Zero Length Polyline Objects.
9 You can address all errors for each cleanup action as follows:
■

To correct all errors for the selected action, click Fix All.
NOTE Corrections are made after you finish reviewing and correcting
all errors.

■

To display error markers for all errors for the selected action, making
them easily visible in the map, click Mark All.

■

To ignore all errors for a selected action and remove any error markers,
click Remove All.

■

To go to the next cleanup action in the list without correcting errors,
click Next Action.

10 To address errors one at a time, click the plus (+) next to the cleanup
action. Select Error 1 of... and choose an option:
■

To correct the current error and go to the next one, click Fix.
NOTE Corrections appear after you finish reviewing and correcting all
errors.

■

To leave a marker on the current error, click Mark.

■

To go to the next error in the list without making a correction and
remove any error marker, click Remove.

■

To skip an error, click Next.

11 You can highlight and zoom to errors in the map by setting the following
options under Zoom Settings:
■

To dynamically zoom to selected errors, select Auto Zoom.

■

To indicate the percent of the drawing display that selected error
occupies, enter a value in the Zoom % box. For example, specify 100%
to zoom the display to the extents of the selected error, or specify
60% to display more of the drawing outside the selected error. Specify
0 to maintain the current zoom level.

■

To zoom to the selected error, clear the Auto Zoom check box and
click Zoom.

656 | Chapter 6 Creating and Editing Data

12 Click Close to make the corrections to your map.

Quick Reference
MAPCLEAN
Performs drawing cleanup operations
Menu

Modify menu ➤ Drawing Cleanup

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

Cleanup Actions
Drawing cleanup actions detect map errors (for example, duplicate objects,
undershoots, or zero length objects), simplify complex 2D maps, and weed
and supplement 3D polylines.
To select cleanup actions and set options
■
■
■
■
■
■
■
■
■
■
■
■

To select cleanup actions and set options on page 661
To delete duplicate objects on page 664
To erase short linear objects on page 666
To break crossing objects on page 668
To extend undershoots on page 671
To extend objects to their apparent intersection on page 673
To snap clustered nodes on page 675
To dissolve pseudo nodes on page 677
To erase dangling objects on page 679
To simplify objects on page 682
To identify zero-length objects on page 683
To weed or add vertices to a 3D polyline on page 687

Cleaning Up Drawing Data | 657

Overview of Cleanup Actions
Drawing cleanup actions can be used to detect map errors (for example,
duplicate objects, undershoots, or zero length objects), simplify complex 2D
maps, and to weed and supplement 3D polylines. Because drawing cleanup
may alter your data, make a backup of your data before cleaning up a map.
For best results, run cleanup actions individually or with a minimum of other
actions.
The following table shows examples of problems that Drawing Cleanup can
correct.
Before Drawing
Cleanup

After Drawing
Cleanup

Description of
Problem

Cleanup Action

Duplicate objects

Delete Duplicates on page 663

Short objects

Erase Short Objects on page 665

Crossing objects

Break Crossing Objects on page 667

Undershoots

Extend Undershoots on page 669

Objects could be extended along their
natural paths to intersect at a projected
point

Apparent Intersection on page 671

658 | Chapter 6 Creating and Editing Data

Before Drawing
Cleanup

After Drawing
Cleanup

Description of
Problem

Cleanup Action

Node cluster

Snap Clustered Nodes on page 673

Pseudo-nodes

Dissolve Pseudo Nodes on page 676

Dangles or overshoots

Erase Dangling Objects on page 678

2D linear object simplification

Simplify Objects on page 680

Zero-length objects

Zero-Length Objects on page 683.

Too many or too few
vertices in a 3D polyline

Weed Polylines on page 684

Order of Cleanup Actions
The order of cleanup actions can produce different results. Specify the order
by moving cleanup actions up or down in the list. The action at the top of
the list is performed first.

Cleaning Up Drawing Data | 659

Setting Cleanup Options
Set the options for each cleanup action individually. For more information,
see the individual help topics about each cleanup action.

Cleaning for Topology
Some types of errors should be fixed before you create a topology. The
following table indicates data errors that should be considered when you are
creating a network or polygon topology. Node topologies do not usually
require cleanup.
Error

Network Topology

Polygon Topology

Duplicates

Must remove

Must remove

Short Linear Objects

Can remove

Can remove

Crossing Linear Objects

Check for validity. See Creating a
Network Topology on page 695.

Must remove

Undershoots

Must remove

Must remove

Node Cluster

Must remove

Must remove

Pseudo Nodes

Can remove

Can remove

Dangles or overshoots

Check for validity. Can remove

Must remove

Simplify Linear Objects

Can apply

Can apply

Zero-Length Objects

Must remove

Must remove

In addition, if you have closed polylines (polygons) that may be missing
centroids, you should create centroids on page 748 for them before using them
in topology.
Notes
■

Cleanup affects objects on layers that are OFF. It does not affect objects
on layers that are FROZEN. It is recommended that you use drawing cleanup

660 | Chapter 6 Creating and Editing Data

on a layer-by-layer basis, or on selective sets of layers. Avoid using automatic
cleanup for all objects on all layers.
■

All tools except Weed Polylines work in two dimensions only, ignoring
Z-values. When you use the 2D tools, Z data (indicating elevations) might
be lost when processing objects at different elevations.

See also:
■

Overview of Cleaning Up Maps on page 637

■

Step 2: Setting Cleanup Options on page 641

■

Overview of Editing a Topology on page 716

To select cleanup actions and set options
1 Click Modify menu ➤ Drawing Cleanup.
2 On the Select Actions page, select the cleanup actions to perform by
adding them to the Selected Actions list.
To add an action to the Selected Actions list, select the action in the
Cleanup Actions list. Click Add.
■

To delete duplicate objects on page 664

■

To erase short linear objects on page 666

■

To break crossing objects on page 668

■

To extend undershoots on page 671

■

To extend objects to their apparent intersection on page 673

■

To snap clustered nodes on page 675

■

To dissolve pseudo nodes on page 677

■

To erase dangling objects on page 679

■

To simplify objects on page 682

■

To identify zero-length objects on page 683

■

To weed or add vertices to a 3D polyline on page 687

3 In the Selected Actions list, specify the order in which to perform the
cleanup actions. The order is important and can effect your results. The

Cleaning Up Drawing Data | 661

first action in the list will be performed first. To change the order,
highlight an action and click the up or down arrow.
NOTE For best results, run Simplify Objects and Weed Polylines by
individually. If you run one of these with other actions, it will always be run
before other actions, regardless of its position in the list. In addition, these
actions will only be run once, regardless of how many times they are listed.
4 In the Selected Actions list, select an action.
Each action has it's own set of options, and it is important that you take
the time to set up each one individually. For more information about a
specific action's settings, click one of the links above.
5 Under Cleanup Parameters, enter the settings to use for the selected
action.
6 To review detected errors before correcting them, under Options, select
Interactive. To have AutoCAD Map 3D automatically correct all detected
errors, select Automatic.
NOTE Simplify Objects and Weed Polylines are not interactive operations.
AutoCAD Map 3D makes these changes automatically during cleanup.
7 Continue specifying Drawing Cleanup settings.

Quick Reference
MAPCLEAN
Performs drawing cleanup operations
Menu

Modify menu ➤ Drawing Cleanup

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

662 | Chapter 6 Creating and Editing Data

Delete Duplicates
Delete Duplicates locates objects that share the same start and end points as
well as all other points within the tolerance distance. You can delete one of
the objects. You can include the following object types:
■

Linear objects

■

Points

■

Blocks

■

Text

■

Mtext

WARNING Do not use Delete Duplicates with polygon topology because it deletes
important topology data.
■

The coordinate locations of objects and the number of vertices (i.e., object
geometry) are considered when checking for duplicates, therefore, objects
with different directions, objects of different types (for example, lines and
polylines), and objects with different properties (for example, linetype and
color) can be considered as duplicates.

■

You can choose to consider Z-value (elevation) when checking for
duplicates. For blocks, text, and mtext, you can also choose whether to
consider object rotation.

■

Objects with the same geometry, but on different layers, are considered
duplicates. Use the Select Objects page to select objects on one layer at a
time.

Cleaning Up Drawing Data | 663

NOTE When deleting duplicate edges that are polyline segments, the command
deletes lines and arcs before breaking polylines. The command removes only
objects with the same geometry, even if the objects are on different layers.
See also:
■

Overview of Cleaning Up Maps on page 637

■

Step 2: Setting Cleanup Options on page 641

■

Overview of Cleanup Actions on page 658

■

Overview of Editing a Topology on page 716

To delete duplicate objects
1 Click Modify menu ➤ Drawing Cleanup.
2 On the Select Actions page, in the Cleanup Actions list, click Delete
Duplicates. Click Add.
3 In the Select Actions list, click Delete Duplicates to display the cleanup
parameters for this action.
4 Under Cleanup Parameters, set Tolerance to a value slightly higher than
the distance between the objects.
Enter a value in the Tolerance box or click Pick to select two points that
define the tolerance.
5 Select the object types to include in the Delete Duplicates calculation.
6 To include rotation in the delete duplicates calculation for Blocks, Text,
or Mtext, select Rotation.

664 | Chapter 6 Creating and Editing Data

7 To include z-values (elevation) in the delete duplicates calculation, select
Z-values.
8 Continue specifying Drawing Cleanup settings.

Quick Reference
MAPCLEAN
Performs drawing cleanup operations
Menu

Modify menu ➤ Drawing Cleanup

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

Erase Short Objects
Using the Erase Short Objects cleanup action, you can locate any objects
shorter than the specified tolerance and erase them. This removes short isolated
linear objects and short linear objects that are part of a polyline.

Cleaning Up Drawing Data | 665

This action is similar to the Dissolve Pseudo-Nodes action, except Erase Short
Objects removes both the linear object and associated nodes.
Depending on your data, use Snap Clustered Nodes next to correct errors that
might result from the Erase Short Objects option.
See also:
■

Overview of Cleaning Up Maps on page 637

■

Step 2: Setting Cleanup Options on page 641

■

Overview of Cleanup Actions on page 658

■

Dissolve Pseudo Nodes on page 676

To erase short linear objects
1 Click Modify menu ➤ Drawing Cleanup.
2 On the Select Actions page, in the Cleanup Actions list, click Erase Short
Objects. Click Add.
3 In the Select Actions list, click Erase Short Objects to display the cleanup
parameters for this action.
4 Under Cleanup Parameters, set Tolerance to a value slightly smaller than
the shortest length you want to retain.
You can enter a value into the Tolerance box or click Pick to go to the
map and select two points that define the tolerance to use.
5 Continue specifying Drawing Cleanup settings.

666 | Chapter 6 Creating and Editing Data

Quick Reference
MAPCLEAN
Performs drawing cleanup operations
Menu

Modify menu ➤ Drawing Cleanup

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

Break Crossing Objects
Use Break Crossing Objects, to locate objects that cross each other and have
no node at the crossing, break the crossing objects, and create a node at the
crossing. This action takes a complex system of lines, arcs, circles, and polylines
and breaks them at intersections into individual, unambiguous objects.
This action is important when you are establishing network topology or
working with topographic contours. The first example shows four linear objects
in a network topology that were digitized as two linear objects; after you use
Break Crossing Objects, the linear objects are four separate objects that intersect
at a common point.

Cleaning Up Drawing Data | 667

Closed objects, such as contours and lakes, can be cleaned up with the Break
Crossing Objects and Erase Dangling Objects actions. Use Break Crossing
Objects to create separate objects, and then use Erase Dangling Objects on
page 678 or the ERASE command. Verify that the shape created after editing
reflects the intended shape and that a distorted, closed area is not created.
NOTE AutoCAD Map 3D does not refer to a tolerance value when breaking crossing
objects. The Break Crossing Objects action corrects apparent problems across
layers and may break lines meant to indicate separate objects, such as rivers and
roads. Use Break Crossing Objects with one layer at a time to avoid this problem.
Using the Break Crossing Objects action on an arc whose endpoints are very close
may result in the duplication or extension of the arc.
See also:
■

Overview of Cleaning Up Maps on page 637

■

Step 2: Setting Cleanup Options on page 641

■

Overview of Cleanup Actions on page 658

■

Erase Dangling Objects on page 678

■

Overview of Editing a Topology on page 716

To break crossing objects
1 Click Modify menu ➤ Drawing Cleanup.
2 On the Select Actions page, in the Cleanup Actions list, click Break
Crossing Objects. Click Add.

668 | Chapter 6 Creating and Editing Data

3 Continue specifying Drawing Cleanup settings.
■

Break Crossing Objects does not use a tolerance value or other cleanup
parameters.

■

Using the Break Crossing Objects action on an arc whose endpoints are
very close may result in the duplication or extension of the arc.

Quick Reference
MAPCLEAN
Performs drawing cleanup operations
Menu

Modify menu ➤ Drawing Cleanup

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

Extend Undershoots
Undershoots are often caused by inaccurate digitizing or when converting
scanned data. Using the Extend Undershoots cleanup action, you can locate
objects that come within the specified tolerance radius of each other, but do
not meet.
If one object can be extended to cross the other, it will be extended (while
maintaining the same direction) and snapped to a point on the object. If no
node exists, one will be created at the intersection.
If two objects pass within the specified tolerance and can be snapped without
changing their direction, they will be snapped together. If no node exists at
that point, one will be created.

Cleaning Up Drawing Data | 669

Undershoots are often found in the same drawing as dangles. Dangles, or
overshoots, are caused by a linear object going beyond an intersection with
a target linear object. See Erase Dangling Objects on page 678.
The Extend Undershoots action works in the same way as Break Crossing
Objects on page 667 works with undershoots, except that with Extend
Undershoots, you must select the Break Target option to break the target linear
objects at the intersections.
NOTE Using the Extend Undershoots action on an arc whose endpoints are very
close may result in the duplication or extension of the arc.
See also:
■

Overview of Cleaning Up Maps on page 637

■

Step 2: Setting Cleanup Options on page 641

■

Overview of Cleanup Actions on page 658

■

Erase Dangling Objects on page 678

■

Break Crossing Objects on page 667

670 | Chapter 6 Creating and Editing Data

To extend undershoots
1 Click Modify menu ➤ Drawing Cleanup.
2 On the Select Actions page, in the Cleanup Actions list, click Extend
Undershoots. Click Add.
3 In the Select Actions list, click Extend Undershoots to display the cleanup
parameters for this action.
4 Under Cleanup Parameters, set Tolerance to a value slightly larger than
the largest gap.
You can enter a value into the Tolerance box or click Pick to go to the
map and select two points that define the tolerance to use.
5 To break target linear objects at the intersections during the Extend
Undershoots operation, select Break Target.
6 Continue specifying Drawing Cleanup settings.
NOTE Using the Extend Undershoots option on an arc whose endpoints are very
close may result in the duplication or extension of the arc.

Quick Reference
MAPCLEAN
Performs drawing cleanup operations
Menu

Modify menu ➤ Drawing Cleanup

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

Apparent Intersection
With Apparent Intersection, you can locate two objects that do not intersect
but that could be extended (within a specified tolerance radius) along their
natural paths to intersect at a projected point.

Cleaning Up Drawing Data | 671

The tolerance is used as a radius distance from the end of the two links. If the
endpoints of the objects and the apparent intersection fall within the specified
tolerance radius distance, and the objects can be extended without changing
their direction, they will be extended to the apparent intersection.
NOTE Apparent Intersection is based on the AutoCAD EXTEND command and
uses its Edge and Extend options. For more information, see EXTEND in the
AutoCAD Help.

See also:
■

Overview of Cleaning Up Maps on page 637

■

Step 2: Setting Cleanup Options on page 641

■

Overview of Cleanup Actions on page 658

672 | Chapter 6 Creating and Editing Data

To extend objects to their apparent intersection
1 Click Modify menu ➤ Drawing Cleanup.
2 On the Select Actions page, in the Cleanup Actions list, click Apparent
Intersection. Click Add.
3 In the Select Actions list, click Apparent Intersection to display the cleanup
parameters for this action.
4 Under Cleanup Parameters, set the Tolerance to a value slightly higher
than the radius of a circle that includes the endpoints of the objects and
their projected intersection point. (Try to imagine a point where the
objects would intersect if they extended along their natural paths).
You can enter a value into the Tolerance box or click Pick to go to the
map and select two points that define the tolerance to use.
If AutoCAD Map 3D doesn't find an apparent intersection, try increasing
the Tolerance value.
5 Continue specifying Drawing Cleanup settings.

Quick Reference
MAPCLEAN
Performs drawing cleanup operations
Menu

Modify menu ➤ Drawing Cleanup

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

Snap Clustered Nodes
Use Snap Clustered Nodes to correct multiple nodes near the same point. With
Snap Clustered Nodes, you locate nodes within a specified tolerance radius
distance of each other and snap them to a single location. Nodes at the ends
of lines and polylines are automatically included in this cleanup action. You
can also include stand-alone nodes (points and blocks).

Cleaning Up Drawing Data | 673

The snap point will be one of the existing nodes, and you can choose whether
you want it to be one of the link endpoints or one of the stand-alone nodes.
Based on your settings, AutoCAD Map 3D determines the best snap point,
calculating which point has the most weight based on its relative location to
the other nodes. Also considered are anchored nodes. While anchored nodes
are not altered or moved during the Snap Clustered Nodes operation, they are
included in the calculation that determines the snap point.

When using Snap Clustered Nodes, keep the following in mind:
■

Nodes are moved to a single location but are not deleted, which can result
in multiple objects at the same location. Use Delete Duplicates to remove
duplicate objects.

■

You can anchor objects during object selection so that they are not changed
during the snap operation. Note, however, anchored objects are included
in the selection set and will affect the snap point.

■

As the endpoints of the links move, the direction of the links can also
change.

■

Text and MText are excluded from the Snap Clustered Nodes operation.

674 | Chapter 6 Creating and Editing Data

See also:
■

Overview of Cleaning Up Maps on page 637

■

Step 2: Setting Cleanup Options on page 641

■

Overview of Cleanup Actions on page 658

To snap clustered nodes
1 Click Modify menu ➤ Drawing Cleanup.
2 On the Select Actions page, in the Cleanup Actions list, click Snap
Clustered Nodes. Click Add.
3 In the Select Actions list, click Snap Clustered Nodes to display the cleanup
parameters for this action.
4 Under Cleanup Parameters, set Tolerance to a value slightly higher than
the radius of a circle that includes the link endpoints and nodes to snap
together.
You can enter a value into the Tolerance box or click Pick to go to the
map and select two points that define the tolerance to use.
5 The endpoints of lines and polylines are automatically included in the
Snap Clustered Nodes operation. To include stand-alone nodes in the
calculation as well, select the types to include:
■

Points

■

Blocks

Text and Mtext are automatically excluded.
6 Select the snap behavior to use:
■

Snap To Node – Snaps to an existing node.

■

Snap To Link – Snaps to an existing link endpoint.

7 Continue specifying Drawing Cleanup settings.

Quick Reference
MAPCLEAN
Performs drawing cleanup operations

Cleaning Up Drawing Data | 675

Menu

Modify menu ➤ Drawing Cleanup

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

Dissolve Pseudo Nodes
A pseudo-node is an unnecessary node in a geometric link that is shared by
only two objects. For example, a long link might be divided unnecessarily
into many, smaller links by pseudo-nodes.
Using the Dissolve Pseudo-Nodes cleanup action, you can locate any
pseudo-nodes, dissolve the node, and join the two objects. This option removes
nodes that are at the intersection of two linear objects, but leaves the vertex
in place.

NOTE AutoCAD Map 3D does not refer to a tolerance value when dissolving
pseudo nodes.

676 | Chapter 6 Creating and Editing Data

When you dissolve a pseudo node on a 2D polyline with different Z values,
the first Z-value on the object is used. On a 3D polyline, the Z-value on the
first vertex is used. The object remains a 3D polyline. For all other properties,
the values on the first object are used.
WARNING Using Dissolve Pseudo-Nodes may result in the loss of certain types
of data. For example, if two lines have object data attached, the resulting single
polyline retains object data from only one of the lines. Similarly, if two lines on
different layers share an end point, the resulting polyline will reside on only one
of the layers.
See also:
■

Overview of Cleaning Up Maps on page 637

■

Step 2: Setting Cleanup Options on page 641

■

Overview of Cleanup Actions on page 658

■

Erase Short Objects on page 665

■

Snap Clustered Nodes on page 673

■

Simplify Objects on page 680

To dissolve pseudo nodes
1 Click Modify menu ➤ Drawing Cleanup.
2 On the Select Actions page, in the Cleanup Actions list, click Dissolve
Pseudo Nodes. Click Add.
3 Continue specifying Drawing Cleanup settings.
NOTE Dissolve Pseudo Nodes does not use a tolerance value or other cleanup
parameters.

Quick Reference
MAPCLEAN
Performs drawing cleanup operations
Menu

Modify menu ➤ Drawing Cleanup

Cleaning Up Drawing Data | 677

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

Erase Dangling Objects
Use Erase Dangling Objects to locate an object with at least one end point
that is not shared by another object, and erase the object.
The Erase Dangling Objects action searches for and deletes all line, arc, and
polyline dangling edges, and nodes. Dangling objects do not include closed
polylines.

A dangle is often caused by inaccurate digitizing where an object extends
beyond its intended intersection with a target object. Usually you should use
Break Crossing Objects on page 667 before using Erase Dangling Objects.

678 | Chapter 6 Creating and Editing Data

See also:
■

Overview of Cleaning Up Maps on page 637

■

Step 2: Setting Cleanup Options on page 641

■

Overview of Cleanup Actions on page 658

■

Break Crossing Objects on page 667

To erase dangling objects
1 Click Modify menu ➤ Drawing Cleanup.
2 On the Select Actions page, in the Cleanup Actions list, click Erase
Dangling Objects. Click Add.
3 In the Select Actions list, click Erase Dangling Objects to display the
cleanup parameters for this action.
4 Under Cleanup Parameters, set Tolerance to a value slightly larger than
the longest dangle to erase.
You can enter a value into the Tolerance box or click Pick to go to the
map and select two points that define the tolerance to use.
5 Continue specifying Drawing Cleanup settings.

Quick Reference
MAPCLEAN
Performs drawing cleanup operations
Menu

Modify menu ➤ Drawing Cleanup

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

Cleaning Up Drawing Data | 679

Simplify Objects
When maps are digitized, edges may be defined with more detail than
necessary. Use Simplify Objects to reduce unnecessary complexity in contour
lines, rivers, and coastlines. Simplifying objects, also known as generalizing
or weeding, reduces the number of points on a complex line.
Simplify Objects works in two dimensions, ignoring Z-values. For information
about how to add and remove vertices from 3D polylines, see Weed Polylines
on page 684.
When you use Simplify Objects, you simplify complex polylines by removing
all interior nodes that fall within the specified tolerance width. Polyline
segments falling within the same corridor are generalized into a single polyline.
Branching points, dead ends, and endpoints of polylines are not generalized.

Setting the Tolerance
AutoCAD Map 3D converts a set of connected polyline segments within the
same tolerance into a single polyline. You specify the tolerance corridor width.

680 | Chapter 6 Creating and Editing Data

The corridor values vary according to the scale of the map; maps with
coordinate values of millions use larger values than those using hundreds.

Simplifying linear objects removes as many points as possible from a polyline
while keeping it within the original tolerance corridor.

A coastline simplified at different tolerance settings

For best results, follow these guidelines:
■

Run Simplify Objects individually. If you perform Simplify Objects with
other cleanup actions, AutoCAD Map 3D performs Simplify Objects first,
regardless of its position in the Selected Actions list.

■

Use deleting duplicates on page 663 before simplifying linear objects.

■

If your objects are lines, not plines, use Dissolve Pseudo Nodes to create a
single pline.

■

Simplify Objects removes width from polylines. Save your map before you
simplify linear objects, so you can return to the original lines if necessary.

NOTE Simplify Objects is not an interactive operation. AutoCAD Map 3D makes
the changes automatically during cleanup.
See also:
■

Overview of Cleaning Up Maps on page 637

■

Step 2: Setting Cleanup Options on page 641

Cleaning Up Drawing Data | 681

■

Overview of Cleanup Actions on page 658

■

Weed Polylines on page 684

■

Delete Duplicates on page 663

■

Using Interactive Mode to Review and Confirm Corrections on page 653

NOTE Simplify Objects works in two dimensions, ignoring Z-values. For
information about how to add and remove vertices from 3D polylines, see Weed
Polylines on page 684.
To simplify objects
1 Click Modify menu ➤ Drawing Cleanup.
2 On the Select Actions page, in the Cleanup Actions list, click Simplify
Objects. Click Add.
NOTE For best results, run Simplify Objects individually. If you run Simplify
Objects with other actions, AutoCAD Map 3D runs Simplify Objects first,
regardless of its position in the Selected Actions list.
3 In the Select Actions list, click Simplify Objects to display the cleanup
parameters for this action.
4 Under Cleanup Parameters, set Tolerance to an appropriate value.
You can enter a value into the Tolerance box or click Pick to go to the
map and select two points that define the tolerance to use.
5 To allow the introduction of arcs during the Simplify Objects operation,
select Create Arcs.
6 Accept all other defaults.
AutoCAD Map 3D automatically simplifies objects. Do not use the
Interactive option.
7 Continue specifying Drawing Cleanup settings.

Quick Reference
MAPCLEAN

682 | Chapter 6 Creating and Editing Data

Performs drawing cleanup operations
Menu

Modify menu ➤ Drawing Cleanup

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

Zero-Length Objects
Use Zero-Length Objects to locate lines, arcs, and polylines that have a start
point and an end point but have zero-length, or are missing an end point,
and erase them. The Zero-Length Objects cleanup action does not evaluate
closed polylines.
Zero-length objects can be introduced inadvertently when importing data
from other applications or when digitizing map data.
NOTE AutoCAD Map 3D does not refer to a tolerance value when identifying
zero-length objects.
See also:
■

Overview of Cleaning Up Maps on page 637

■

Step 2: Setting Cleanup Options on page 641

■

Overview of Cleanup Actions on page 658

To identify zero-length objects
1 Click Modify menu ➤ Drawing Cleanup.
2 On the Select Actions page, in the Cleanup Actions list, click Zero Length
Objects. Click Add.
3 Continue specifying Drawing Cleanup settings.
NOTE Zero Length Objects does not use a tolerance value or other cleanup
parameters.

Cleaning Up Drawing Data | 683

Quick Reference
MAPCLEAN
Performs drawing cleanup operations
Menu

Modify menu ➤ Drawing Cleanup

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

Weed Polylines
Use Weed Polylines to add and remove vertices on 3D polylines. This is helpful
to control the drawing file size and contour appearance, or to remove
redundant information.
Using Weed Polylines, you enter Weeding and Supplementing Factors to
determine if a vertex should be added or removed from the 3D polyline.

Weeding Factors
Use Weeding Factors to reduce the number of points generated along 3D
polylines. Weeding factors ignore vertices that are closer together than the
Distance factor and that deflect less than the Angle factor. A larger distance
and deflection angle weeds a greater number of points. The distance factor is
measured in linear units and the angle factor is measured in angular units.
Weeding factors must be less than Supplementing Factors.
A point on the 3D polyline is weeded by calculating its location in relation
to the vertices before and after it. If the length between these three points is
less than the weeding length value, and the deflection angle is less than the
weeding angle value, then the middle point is not added to the contour data
file.

684 | Chapter 6 Creating and Editing Data

Weeding factor parameters

Supplementing Factors
Use Supplementing Factors to supplement or add vertices along 3D polylines.
The supplementing distance is the maximum distance between vertices. If the
distance between vertices on a contour is greater than the Supplementing
Factor, then points are added along the contour at equal intervals that are less
than or equal to the supplementing distance. The smaller the distance, the
greater the number of supplemented points.

Supplementing Factor parameters

Cleaning Up Drawing Data | 685

Bulge
For curves, the bulge value is a ratio of the distance from the arc to the chord
divided by half the length of the chord. The bulge factor adds vertices to a
polyline curve, creating an approximation of the curve using straight line
segments. The length of these segments varies depending on the bulge factor
and the degree of curvature.

Bulge factor parameters
■

Notes
It is recommended that you run Weed Polylines individually. If you run
it with other operations, it will always be run before other actions,
regardless of its position in the list. In addition, it will only be run once,
regardless of how many times it is listed.

■

Weed Polylines is not an interactive operation. AutoCAD Map 3D makes
the changes automatically during cleanup.

See also:
■

Overview of Cleaning Up Maps on page 637

■

Step 2: Setting Cleanup Options on page 641

■

Overview of Cleanup Actions on page 658

■

Using Interactive Mode to Review and Confirm Corrections on page 653

686 | Chapter 6 Creating and Editing Data

To weed or add vertices to a 3D polyline
1 Click Modify menu ➤ Drawing Cleanup.
2 On the Select Objects page, select the 3D polylines from which you want
to remove extra vertices or add vertices. Click Next.
3 On the Select Actions page, in the Cleanup Actions list, click Weed
Polylines. Click Add >.
NOTE Run Weed Polylines by itself (without other cleanup actions). If you
run it with other actions, Weed Polylines runs only once, regardless of how
many times it's listed in the Selected Actions list, and it always runs before
other actions, regardless of its position in the list.
4 In the Select Actions list, click Weed Polylines to display the Cleanup
Parameters for this action.
5 Under Weeding Factors, enter the weeding distance in the Distance box,
or click Pick and use your pointing device to specify distance by selecting
two locations in the drawing.
6 For Angle, enter the deflection angle, or click Pick to specify the angle
by selecting a starting point, a vertex, and an ending point.

Notes
■

A point on a 3D polyline is weeded by calculating its location in
relation to the vertices before and after it. If the length between these
three points is less than the weeding Distance value, and the deflection
angle is less than the weeding Angle value, then the middle point is
weeded out.

■

A larger distance and deflection angle weeds a greater number of
points.

■

The weeding distance must be less than the supplementing distance.

■

When using Pick to specify measurements, measurements are displayed
dynamically using a tooltip. The format and precision of of the
measurements are determined by the UNITS command.

7 Under Supplementing Factors, enter the supplementing Distance, or click
Pick to specify distance in the drawing.
The supplementing distance is the maximum distance between vertices.
If the distance between vertices on a contour is greater than the

Cleaning Up Drawing Data | 687

supplementing factor, then points are added along the contour at equal
intervals that are less than or equal to the supplementing distance. The
smaller the distance, the greater the number of supplemented points.
8 For Bulge, enter the bulge factor value, or click Pick to specify it in the
drawing.
The bulge factor adds vertices to a polyline curve, creating an
approximation of the curve using straight line segments. The bulge value
is a ratio of the distance from the arc to the chord divided by half the
length of the chord.
9 Continue specifying Drawing Cleanup settings. Click Finish.
When the operation is complete, the total number of original vertices, the
total number of vertices removed, and the number of new vertices is reported
on the command line.

Quick Reference
MAPCLEAN
Performs drawing cleanup operations
Menu

Modify menu ➤ Drawing Cleanup

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

Creating, Editing, and Managing Topologies
A topology is defined by a set of objects and data and their relationship. Use
the information in these sections to create, analyze, edit, and manage
topologies.
To create, edit, and manage topologies
■
■

To create a topology on page 689
To edit a topology on page 715

688 | Chapter 6 Creating and Editing Data

■

To manage topologies on page 760

Creating Topologies
Topology defines how map features represented by points, lines, and polygons
are connected and how to account for their adjacency. For example, topology
can show that parcels do not overlap, or that delivery routes follow roads.
Using AutoCAD Map 3D, you can create node, network, or polygon topologies.
For network topologies, you can specify the direction of movement allowed
for links and the resistance for links and nodes.
■
■
■
■
■
■
■
■
■

Overview of Creating Topologies on page 689
Creating a Node Topology on page 693
Creating a Network Topology on page 695
Creating a Polygon Topology on page 699
Cleaning Data for a Polygon Topology on page 704
Creating Topologies for a Land Use Map on page 705
Sliver Polygons on page 706
Specifying the Direction for a Link on page 710
Specifying the Resistance for a Link or Node on page 713

To create a topology
■
■
■
■
■
■
■
■
■

To create a topology on page 691
create a node topology on page 694
To create a network topology on page 697
To fix crossing objects on page 704
To create a topology for a land use and land cover map on page 705
To find sliver polygons when you create a polygon topology on page 707
To find sliver polygons when overlaying two topologies on page 708
To specify the direction for a link on page 712
To edit the resistance of a link or node in a network topology on page 714

Overview of Creating Topologies
Using AutoCAD Map 3D, you can create node, network, or polygon topologies.

Creating, Editing, and Managing Topologies | 689

Node Topologies
■

Define the interrelation of nodes (point objects).

■

Are often used in conjunction with other topologies in analysis.

Network Topologies
■

Connect links (lines) to form a linear network.

■

Links can connect nodes.

An example of network topology is a water-distribution application that traces
the flow of water from a pumping station to residences. A street network is
another example. For network topologies, you can specify the direction for a
link and specify the resistance for a link or node.

Polygon Topologies
■

Define polygons that represent enclosed areas such as land parcels and
census tracts. A single link defines the common boundary between adjacent
areas.

Uses of polygon topology include tax assessment and land planning in which
parcels of land are represented by polygons. Political boundaries, such as
voting districts, city, state, or provincial boundaries, special districts, and
school districts, are other examples of the use of polygon topology.

690 | Chapter 6 Creating and Editing Data

Notes
When you create a topology, keep the following points in mind:
■

Before you create network or polygon topologies, use the drawing cleanup
tools to clean up your map on page 636. Node topologies do not usually
require cleanup.

■

Before you create a topology, freeze all layers containing objects in paper
space (Layout tab). Otherwise, these objects are included in the topology
creation when you use the "Select All" objects option.

■

MAPTOPOCREATE can create topologies on layers that are turned off. It
does not affect layers that are frozen.

■

When creating network or polygon topologies, if you enable the Create
New Nodes option, AutoCAD Map 3D detects where lines are connected
and assigns nodes to end points. It creates physical or explicit node objects
at all link end points where no objects exist. If the layer you specify does
not exist already, AutoCAD Map 3D creates the layer with a color of 7 and
a CONTINUOUS linetype.

■

You can create nodes using ACAD_POINT. To change their appearance
and size, click Setup menu ➤ More Formatting Options ➤ Point Style.

■

When you create a topology, information is stored as object data on each
element of the topology and is saved with the map. Each node, link, or
polygon is automatically given a unique identification (ID) number. Each
ID is automatically processed when you use any topology command.

WARNING Using the BREAK command affects topology. If you use BREAK, you
must use MAPTOPOCREATE again to recreate the topology. You might also need
to clean up the geometry in the drawing again.
See also:
■

Cleaning Up Drawing Data on page 636

To create a topology
1 Bring the nodes or links into the current drawing:
■

Attach the drawings containing the objects, then query the objects
into the current drawing.

■

Open the drawing containing the objects.

Creating, Editing, and Managing Topologies | 691

2 Click Create menu ➤ Topology.
3 In the Create Topology - Select Topology dialog box on page 1688, enter a
name and description for the new topology.
4 Under Topology Type, select the topology to create. Follow the steps for
that topology:
■

create a node topology on page 694

■

To create a network topology on page 697

■

To create a polygon topology on page 702

5 When you are done specifying settings, click Finish to create the topology.
6 If appropriate, save the topology information back to source drawings.
As you create the topology, if AutoCAD Map 3D finds errors, it gives a warning
message and highlights the errors. Correct any errors; then create the topology
over again.

Quick Reference
MAPTOPOCREATE
Creates a new topology
Menu

Click Map ➤ Topology ➤ Create.

Icon
Create Topology
Command Line

MAPTOPOCREATE

Task Pane

In Map Explorer, right-clickTopologies ➤ Create

Dialog Box

Create Topology dialog box

PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

692 | Chapter 6 Creating and Editing Data

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Creating a Node Topology
You can create a node topology with point objects, blocks, or text. A node
topology used in association with a network or polygon topology can hold
information about junctions and intersections between elements of the
topology.

Customer locations can be used as the basis for a node topology.

Object Data for Node Topology
Information about a node topology is held in an object data table as shown
in this table.
Topology Name

Object Data Table

Object Data Field

SAMPLE_NODE

TPMNODE_SAMPLE_NODE

ID

Creating, Editing, and Managing Topologies | 693

See also:
■

Overview of Creating Topologies on page 689

■

Changing the Appearance of Points on page 733

■

Creating a Network Topology on page 695

■

Creating a Polygon Topology on page 699

create a node topology
1 Do one of the following to bring nodes into the current drawing:
■

Attach the drawings containing the nodes. Query the nodes into the
current drawing.

■

Open the drawing containing the nodes.

■

Import nodes from another file format.

2 Click Create menu ➤ Topology.
3 In the Create Topology - Select Topology dialog box on page 1688:
■

Click Node to specify the type of topology to create.

■

Enter a name and description for the new topology.
Names can contain letters, numbers, and the underscore, hyphen,
and dollar characters. Names cannot include spaces.

■

Click Next.

4 In the Create Node Topology - Select Nodes dialog box, specify the nodes
to include in the topology:
■

To include all nodes in the map, click Select All.

■

To manually select the nodes to include, click Select Manually. Click
Select Nodes to select the nodes in the map. When you finish selecting
nodes, press Enter.

■

To filter (restrict) node selection by layer (only the nodes that are on
specified layers will be selected), specify those layers in the Layers box.
To select from a list of layers in the map, click Select Layers. If the
layer is not listed, it may be Frozen, Locked, or Off. To use all layers,
enter an asterisk (*).

■

To use only selected blocks as node objects, specify those blocks in
the Blocks box. To use points as nodes, select the ACAD_POINT block.

694 | Chapter 6 Creating and Editing Data

■

To filter node selection by object class, specify those object classes in
the Object Classes box. Only nodes that belong to the specified object
classes will be included in the topology.

The layer, block, and object class filters apply to both automatic and
manual selection of nodes.
5 Click Finish to create the topology.
6 If appropriate, save the topology information back to source drawings.

Quick Reference
MAPTOPOCREATE
Creates a new topology
Menu

Click Map ➤ Topology ➤ Create.

Icon
Create Topology
Command Line

MAPTOPOCREATE

Task Pane

In Map Explorer, right-clickTopologies ➤ Create

Dialog Box

Create Topology dialog box

Creating a Network Topology
Network topology defines the interconnection of links and, optionally, nodes
at link junctions. Networks may contain loops. Network segments have a
specified direction. Links can be lines, open polylines, or arcs. You can use
information from different layers to define a network topology.
If you plan to use the network topology for direction analysis, you can use
PEDIT to join a series of objects with the same flow direction into one object
with nodes at each vertex. The directions derived from arc objects might be
arbitrary; to control and edit these directions easily, use PEDIT to join segments
with the same direction.
When you create the network topology with nodes at each intersection, the
nodes do not significantly increase file size. You can use the nodes for path

Creating, Editing, and Managing Topologies | 695

traces on page 1090, best route analysis on page 1093, and flood traces on page
1099.

Object Data for Network Topology
Network topology information is stored on the links and nodes as object data.
Each element of the network topology has different object data values.
Topology Name

Object Data Table

Object Data Field

SAMPLE_NET

TPMLINK_SAMPLE_NET

ID
START_NODE
END_NODE
DIRECTION
DIRECT_RESISTANCE
REVERSE_RESISTANCE

By default, each link is bidirectional. Both resistance and direction are stored
as object data. You can edit both direction on page 710 and resistance on page
713 values.
If you create nodes when you create the network topology, the object data
table for each node has the following information.
Topology Name

Object Data Table

Object Data Field

SAMPLE_NET

TPMNODE_SAMPLE_NET

ID
RESISTANCE

See also:
■

Overview of Creating Topologies on page 689

■

Creating a Node Topology on page 693

■

Changing the Appearance of Points on page 733

696 | Chapter 6 Creating and Editing Data

■

Creating a Polygon Topology on page 699

■

Performing a Shortest Path Trace on page 1090

■

Performing a Best Route Analysis on page 1093

■

Performing a Flood Trace on page 1099

To create a network topology
1 Do one of the following to bring the linework into the current drawing:
■

Attach the drawings containing the linework. Query the linework
into the current drawing.

■

Open the drawing containing the linework.

■

Import the linework from another file format.

2 Click Create menu ➤ Topology.
3 In the Create Topology - Select Topology dialog box on page 1688, do the
following:
■

Click Network to specify the type of topology to create.

■

Enter a name and description for the new topology.
Names can contain letters, numbers, and the underscore, hyphen,
and dollar characters. Names cannot include spaces.

■

Click Next.

4 In the Create Network Topology - Select Links dialog box, specify the
links to include in the topology:
■

To include all links in the map, click Select All.

■

To manually select the links to include, click Select Manually. Click
Select Links to select the links in the map. When you finish selecting
links, press Enter.

■

To filter (restrict) link selection by layer (only links on the specified
layers will be selected), specify the layers in the Layers box. To select
from a list of layers in the map, click Select Layers. If the layer is not
listed, it may be Frozen, Locked, or Off. To use all layers, enter an
asterisk (*).

Creating, Editing, and Managing Topologies | 697

■

To filter link selection by object class, specify the object classes in the
Object Classes box. Only links that belong to the specified object
classes will be included in the topology.
Layer and object class filters apply to both the automatic and manual
selection of links.

■

Click Next.

5 In the Create Network Topology - Select Nodes dialog box dialog box,
select the nodes to include:
■

To include all nodes, click Select All.

■

To manually select nodes, click Select Manually. Click Select Nodes
to select the nodes.

■

To filter (restrict) node selection by layer (only the nodes on the
specified layers are selected), specify the layers in the Layers box.

■

To use only selected blocks as node objects, specify the blocks in the
Blocks box. To use points as nodes, select the ACAD_POINT block.

■

To filter node selection by object class, specify the object classes in
the Object Classes box. Only nodes that belong to the specified object
classes are included in the topology.

■

To have AutoCAD Map 3D create node objects at the endpoint of
links, click Next. Otherwise, go to step 7.

6 In the Create Network Topology - Create New Nodes dialog box, do the
following:
■

To create new nodes, select Create New Nodes.

■

Select a layer for the new nodes.

■

Select a block to use for the nodes. To use a point object, select
ACAD_POINT. Modify the appearance of a point object using the
PDMODE and PDSIZE system variables. For more information, see
POINT in the AutoCAD Help.

7 Click Finish to create the topology.
8 If appropriate, save the topology information back to source drawings.
For information about adding direction and resistance, see the following
topics:

698 | Chapter 6 Creating and Editing Data

Specifying the Direction for a Link on page 710
Specifying the Resistance for a Link or Node on page 713

Quick Reference
MAPTOPOCREATE
Creates a new topology
Menu

Click Map ➤ Topology ➤ Create.

Icon
Create Topology
Command Line

MAPTOPOCREATE

Task Pane

In Map Explorer, right-clickTopologies ➤ Create

Dialog Box

Create Topology dialog box

Creating a Polygon Topology
Polygon topology is an extension of network topology and focuses on
area-based relationships. Every area forms a polygon; and each polygon in a
topology consists of a set of links. A polygon in a topology has a centroid,
which is a point or block element within the polygon, and contains
information about the area it encloses.

Creating, Editing, and Managing Topologies | 699

A polygon in a topology consists of a centroid containing information about the
surrounding links. Intersecting links can have nodes. A polygon can contain one or
more islands.

You cannot create a polygon topology from ellipses or from closed polylines
that share an edge or intersection with other polygons. You must explode a
closed polyline before you create the topology. You can use information from
different layers to define a polygon topology.

Object Data for Polygon Topology
Information about a polygon topology is held in the centroids and links. The
object data table for each centroid has the following information.
Topology Name

Object Data Table

Object Data Field

SAMPLE_POLY

TPMCNTR_SAMPLE_POLY

ID
AREA

700 | Chapter 6 Creating and Editing Data

Topology Name

Object Data Table

Object Data Field
PERIMETER
LINKS_QTY

The object data table for each link in a polygon topology has the following
information.
Topology Name

Object Data Table

Object Data Field

SAMPLE_POLY

TPMLINK_SAMPLE_POLY

ID
START_NODE
END_NODE
DIRECTION
DIRECT_RESISTANCE
REVERSE_RESISTANCE
LEFT_POLYGON
RIGHT_POLYGON

If you create nodes when you create the polygon topology, the object data
table for each node has the following information.
Topology Name

Object Data Table

Object Data Field

SAMPLE_POLY

TPMNODE_SAMPLE_POLY

ID
RESISTANCE

See also:
■

Overview of Creating Topologies on page 689

Creating, Editing, and Managing Topologies | 701

■

Creating a Node Topology on page 693

■

Creating a Network Topology on page 695

■

Sliver Polygons on page 706

■

Cleaning Up Drawing Data on page 636

■

Querying a Topology on page 1114

To create a polygon topology
1 Do one of the following to bring linework into the current drawing:
■

Attach the drawings containing the linework. Query the linework
into the current drawing.

■

Open the drawing containing the linework.

■

Import the linework from another file format.

2 Click Create menu ➤ Topology.
3 In the Create Topology - Select Topology dialog box on page 1688:
■

Under Topology Type, click Polygon to indicate that you want to
create a polygon topology.

■

Enter a Topology Name and Topology Description for your new
topology.
Names can contain letters, numbers, and the underscore, hyphen,
and dollar characters. Names cannot include spaces.

■

Click Next.

4 Follow the on-screen instructions to specify the objects to use to create
the topology. You can also have AutoCAD Map 3D create any missing
nodes and centroids.
■

Use the Create Polygon Topology - Select Links dialog box to select
the linear objects to use to generate polygons for the topology. To use
a closed polyline to create polygon topology, you must first explode
the closed polyline.

■

Use the Create Polygon Topology - Select Nodes dialog box to select
the node objects to include in the topology.

702 | Chapter 6 Creating and Editing Data

■

Use the Create Polygon Topology - Create New Nodes dialog box on
page 1680 to have AutoCAD Map 3D create node objects where needed.
Specify the layer and block to use for the new node objects.

■

Use the Create Polygon Topology - Select Centroids dialog box on
page 1681 to select the centroids to use.

■

Use the Create Polygon Topology - Create New Centroids dialog box
on page 1679 to create centroids where needed. Specify the layer and
block to use for the new centroids.

5 In the Create Polygon Topology - Set Error Markers dialog box on page
1686, indicate whether to highlight and/or mark detected errors with blocks.
AutoCAD Map 3D automatically checks for Missing Centroids and
Intersections. Additionally, you can choose to have AutoCAD Map 3D
check for Duplicate Centroids, Incomplete Areas, and Sliver Polygons.
■

To highlight errors with red Xs, select Highlight Errors.

■

To mark errors with blocks of the shape and color you specify, select
Mark Errors With Blocks.

■

In the Marker Size box, specify the marker size as a percent of the
screen size. A value between 3% and 7% is usually suitable.

■

If you chose the Mark Errors With Blocks option, specify the shape
and color of the block to use to mark each error.

6 Click Finish to create the polygon topology.
To remove highlighting, use the REDRAW, REGEN, or SAVE command.
To remove an error marker, select it and press Delete.
7 If appropriate, save the topology information back to source drawings.

Quick Reference
MAPTOPOCREATE
Creates a new topology
Menu

Click Map ➤ Topology ➤ Create.

Icon
Create Topology

Creating, Editing, and Managing Topologies | 703

Command Line

MAPTOPOCREATE

Task Pane

In Map Explorer, right-clickTopologies ➤ Create

Dialog Box

Create Topology dialog box

Cleaning Data for a Polygon Topology
Clean up your data before creating polygon topology; eliminate gaps,
intersections, or overlaps between any of the linework in a polygon topology.
In addition, eliminate zero length objects or areas with missing centroids.
If AutoCAD Map 3D cannot create a polygon topology because the links in
the polygons that cross over do not have a node where they meet, the
intersections are highlighted with an X or marked with an error marker (block)
that you configure. Missing centroids are also highlighted or marked in the
same way.
NOTE The markers used to mark polygon topology errors are the same as those
used to mark drawing cleanup errors. Before creating a polygon topology, AutoCAD
Map 3D removes any markers present from previous drawing cleanup operations.
Conversely, when you run a drawing cleanup operation, AutoCAD Map 3D removes
any markers present from creating a polygon topology.
See also:
■

Overview of Creating Topologies on page 689

■

Creating a Polygon Topology on page 699

■

Cleaning Up Drawing Data on page 636

■

Sliver Polygons on page 706

To fix crossing objects
1 Use drawing cleanup on page 636 to break the crossing objects.
2 Optionally, detect duplicate centroids, incomplete areas, and sliver
polygons on page 706.
3 Create the topology again.
You can ensure there are no missing centroids by selecting the Create
Missing Centroids option on the Create Polygon Topology - Create New
Centroids screen.

704 | Chapter 6 Creating and Editing Data

Quick Reference
MAPCLEAN
Performs drawing cleanup operations
Menu

Modify menu ➤ Drawing Cleanup

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

Creating Topologies for a Land Use Map
You can create a specialized polygon topology for a land use or land cover
map.
See also:
■

Overview of Creating Topologies on page 689

■

Creating a Polygon Topology on page 699

To create a topology for a land use and land cover map
1 Create areas for each type.
2 Add text or a block to each area to identify the type.
3 Create one topology named LAND_USE.
■

On the Create Polygon Topology - Select Centroids dialog box, click
Select Manually.

■

Click Select Objects

■

Select the text or block objects.

.

4 Query on page 1114 the centroid value from the polygon topology with
the topology query command.

Creating, Editing, and Managing Topologies | 705

Quick Reference
MAPTOPOCREATE
Creates a new topology
Menu

Click Map ➤ Topology ➤ Create.

Icon
Create Topology
Command Line

MAPTOPOCREATE

Task Pane

In Map Explorer, right-clickTopologies ➤ Create

Dialog Box

Create Topology dialog box

Sliver Polygons
A sliver polygon is very long and thin; its perimeter is very large compared to
its area. When overlaying two topologies, AutoCAD Map 3D checks for sliver
polygons. When creating a new polygon topology, checking for sliver polygons
is optional.
If a sliver polygon is detected, AutoCAD Map 3D highlights its centroid with
an X. To clear the Xs, use the REGEN command.
Though sliver polygons are not considered errors by AutoCAD Map 3D and
your topology can still be considered correct and complete, the sliver polygons
may be unintentional, for example, the result of digitizing errors. If you see
sliver polygons, you may want to double-check your data to make sure it is
correct and that the sliver polygons are expected.
For example, imagine you digitize two adjacent polygons, such as a parcel
and a flood plain, and there are slight overlaps between the two. Then, you
create topologies for each, overlay the topologies, and the resulting topology
contains sliver polygons. These may be correct or not, depending on your
data. If the boundaries between the adjacent polygons are meant to be the
same, then the sliver polygons are incorrect and you must correct your data.
If the boundaries are not meant to be the same, then sliver polygons are
correct.

706 | Chapter 6 Creating and Editing Data

Sliver polygons detected during an overlay (the Xs indicate the sliver polygons).

See also:
■

Creating a Polygon Topology on page 699

■

Correcting or Completing a Topology on page 778

■

Overlaying Two Topologies on page 1102

■

To find sliver polygons when you create a polygon topology on page 707

■

To find sliver polygons when overlaying two topologies on page 708

To find sliver polygons when you create a polygon topology
1 Follow the basic steps to create a polygon topology on page 699.

Creating, Editing, and Managing Topologies | 707

2 In the Create Polygon Topology - Set Error Markers dialog box on page
1686, select the option for checking for Sliver Polygons.
3 Do one of the following:
■

To highlight errors with red Xs, select Highlight Errors.

■

To mark errors with blocks of the shape and color you specify, select
Mark Errors With Blocks.
In the Marker Size box, specify the marker size as a percent of the
screen size. A value between 3% and 7% is usually suitable. Specify
the shape and color of the block to use to mark each error.

4 Click Finish to create the polygon topology and locate sliver polygons.
To remove highlighting, use the REDRAW, REGEN, or SAVE command.
To remove an error marker, select it and press Delete.
To find sliver polygons when overlaying two topologies
1 In Map Explorer on page 1755, under Current Drawing, right-click the source
topology ➤ Analysis ➤ Overlay.
2 In the Topology Overlay Analysis - Analysis Type dialog box on page 1719,
select Identity as the type of overlay analysis to perform. Click Next.
The result topology includes areas that appear in the source topology and
areas in the overlay topology that are within the source topology
boundary.
3 In the Select Overlay Topology dialog box, select the polygon topology
to use as the overlay topology. Click Next.
4 In the Topology Overlay Analysis - New Topology dialog box, do the
following:
■

Select Highlight to highlight the resulting topology onscreen. Select
the highlight color.

■

Enter a name and description for the new topology, and specify the
layer to place it on.

■

Click Next.

5 If desired, specify how to copy data to the result topology, whether to
create new nodes to complete the resulting topology, and the block to
use for centroids.
6 Click Finish.

708 | Chapter 6 Creating and Editing Data

Quick Reference
MAPTOPOCREATE
Creates a new topology
Menu

Click Map ➤ Topology ➤ Create.

Icon
Create Topology
Command Line

MAPTOPOCREATE

Task Pane

In Map Explorer, right-clickTopologies ➤ Create

Dialog Box

Create Topology dialog box

MAPCLEAN
Performs drawing cleanup operations
Menu

Modify menu ➤ Drawing Cleanup

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

MAPANOVERLAY
Overlays one topology with another, and creates a new topology
Menu

Click Map ➤ Topology ➤ Overlay.

Icon
Overlay Topology
Command Line

MAPANOVERLAY

Task Pane

In Map Explorer, right-click a
topology ➤ Analysis ➤ Overlay

Dialog Box

Topology Overlay Analysis - Analysis Type dialog box

Creating, Editing, and Managing Topologies | 709

Specifying the Direction for a Link
You can specify the direction of movement allowed for a link in a network
topology. AutoCAD Map 3D uses this direction when tracing through network
topology for path traces, best route analysis, and flood traces.

710 | Chapter 6 Creating and Editing Data

Direction

Property in the
Object data
Properties palette value

Bi-Directional (two-way)

Bi-Directional

0

Same as created. Movement along the link
is allowed only in the direction that the
link was created.

Forward

1

Reverse of created direction. Movement
along the link is allowed only in the opposite direction that the link was created.

Reverse

-1

The default direction of an arc, or a two point polyline with an arc segment,
is counterclockwise. Set the value to Bi-Directional (0) or Forward (1) for
counterclockwise, and to Reverse (-1) for clockwise.
To reverse the direction of selected links, right-click a network topology in
Map Explorer. Click Reverse Link Direction. You can also use the MAPRL
command.

Creating, Editing, and Managing Topologies | 711

See also:
■

Overview of Creating Topologies on page 689

■

Creating a Network Topology on page 695

■

Performing a Shortest Path Trace on page 1090

■

Performing a Best Route Analysis on page 1093

■

Performing a Flood Trace on page 1099

■

Specifying the Resistance for a Link or Node on page 713

■

Editing the Direction for a Link on page 734

■

Updating a Topology on page 753

To specify the direction for a link
1 Verify that the network topology containing the link is loaded. You can
specify link direction for network topologies only.
2 In the map, double-click the link for which you want to specify direction.
If more than one topology contains the same link, select one of the
topologies. Update the other topologies on page 753 later.
3 In the Properties palette, under the Topo properties, choose a setting for
the Flow Direction property:
■

Bi-Directional — Movement is allowed in both directions.

■

Forward — Movement is allowed only in the direction that the link
was created.

■

Reverse — Movement is allowed only in the opposite direction of the
direction that the link was created.

The new direction setting is assigned to the link.
NOTE You can also store a direction value in an object data table or an external
database table. When you run a shortest path trace, best route analysis, or flood
trace, you can specify the location of this data. When storing this data, use 0 for
Bi-Directional, 1 for Forward, and -1 for Reverse.

712 | Chapter 6 Creating and Editing Data

Quick Reference
MAPEDITDIR
Edits the direction of a link in a network topology
Command Line

MAPEDITDIR

Dialog Box

MAPEDITDIR (Edit Direction command)

MAPRL
Reverses a link in a topology
Command Line

MAPRL

Task Pane

In Map Explorer, right-click a topology ➤ Reverse
Link Direction

PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Specifying the Resistance for a Link or Node
Direct Resistance is the resistance to travel in the direction that a link was
created, while Reverse Resistance is the resistance in the opposite direction
along a link.
For both types, you can specify a resistance for any link in the network
topology. This resistance specifies the difficulty in traversing the link. The
default resistance is the length of the link.
AutoCAD Map 3D uses this resistance when doing a shortest path trace, best
route analysis, or flood trace. For an example of using resistance to show travel
times, see Performing a Flood Trace on page 1099.

Creating, Editing, and Managing Topologies | 713

You can also specify the Resistance of a node in a network topology, such as
setting resistance for a valve in a pipe network, or a junction in a road network.
See also:
■

Overview of Creating Topologies on page 689

■

Creating a Network Topology on page 695

■

Performing a Shortest Path Trace on page 1090

■

Performing a Best Route Analysis on page 1093

■

Performing a Flood Trace on page 1099

■

Editing the Resistance for a Link or Node on page 738

■

Specifying the Direction for a Link on page 710

To edit the resistance of a link or node in a network topology
1 Verify that the network topology containing the link or node is loaded.
Be sure to load the topology from the current drawing. You can specify
resistance for network topologies only.
2 In the map, double-click the link or node for which you want to specify
resistance.
If more than one topology contains the same link or node, select one of
the topologies. Update the other topologies on page 753 later.
3 In the Properties palette, under the group of Topo properties, enter new
values for resistance. You must enter a numeric value.
■

For a node, enter a value for Resistance, which is the resistance to
cross the node.

■

For a link, enter values for Direct Resistance and Reverse Resistance.
Direct resistance is the resistance to travel in the direction that a link
was created, while reverse resistance is the resistance in the opposite
direction along a link. The default value is the length of the link.

The new resistance values are assigned to the objects.
NOTE You can also store a resistance value in object data or an external database.
When you run a flood trace, path trace, or best route analysis, specify the location
of this data.

714 | Chapter 6 Creating and Editing Data

If you are entering the commands on the command line, use the MAPEDITRES1
command to edit the Direct Resistance of links and the Resistance of nodes;
use the MAPEDITRES2 command to edit the Reverse Resistance of links.

Quick Reference
MAPEDITRES1
Edits the direct resistance of a node or link in a network topology
Command Line

MAPEDITRES1

Dialog Box

MAPEDITRES1 (Edit Direct Resistance command)

MAPEDITRES2
Edits the reverse resistance of a link in a network topology
Command Line

MAPEDITRES2

Dialog Box

MAPEDITRES2 (Edit Reverse Resistance command)

PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Editing Topologies
Use the topology editing commands, which are accessible from Map Explorer
or the command line, to make changes to a topology without losing the
integrity of the topology.
To edit a topology
■

To edit a topology on page 718

Creating, Editing, and Managing Topologies | 715

■
■
■
■
■
■
■
■
■
■
■
■
■
■
■
■
■
■
■
■
■
■

To edit a node on page 724
To reposition a node at the end point of a link on page 727
To reposition a link on page 727
To join two links, break a link, or reverse a link's direction on page 728
To modify a link's resistance or direction on page 728
To divide a polygon into two smaller polygons on page 731
To merge two polygons into one polygon on page 732
To change the appearance of points on page 734
To edit the direction of a link on page 737
To edit the resistance of a link or node in a network topology on page 739
To create a node on an existing link on page 742
To add an existing node to a topology on page 742
To create a link and add it to a topology on page 744
To add an existing link to a topology on page 744
To add a polygon to a polygon topology using existing linework on page
746
To add a polygon to a polygon topology by creating new linework on page
747
To create centroids for polygons and closed polylines on page 749
To delete a link, node, or polygon on page 751
To update a topology on page 753
To retrieve objects to edit on page 756
To edit the objects on page 756
To create closed polylines from a polygon topology on page 759

Overview of Editing a Topology
Use topology editing commands to make changes to a topology without losing
the integrity of the topology. If you use object-editing commands such as
ERASE or STRETCH to modify a topology, important data may be lost. To
repair a topology edited with these commands, use the Update option on page
753.

716 | Chapter 6 Creating and Editing Data

Edits to this polygon topology consist of adding a node on page 740 and then
dividing the polygon on page 730 with a link.
To edit a topology, the topology data and geometry must be loaded in the
current drawing. You can edit only one topology at a time, and multi-user
editing of a topology is not permitted. When you load a topology, an audit
checks topology integrity. This audit is only concerned with topology data,
not with geometry. Any incomplete objects are registered, because only
complete objects can be edited.
To add or insert objects into a topology, the current drawing must be where
the topology was created. If the topology was created in a source drawing, you
must open that drawing to add objects to the topology. Make the layer
containing the topology objects current so new objects have the same
properties as objects already in the topology.
If you edit a topology and then use the Undo command, the altered geometry
is restored to its former state but the altered topology remains current. To
perform further editing on the topology, unload and reload on page 767 the
topology. This applies to all topology functions.

Editing Topologies from More than One Drawing
To edit a topology that spans more than one drawing, you must edit the
topology in the drawing where it was created. The other drawings will be
attached to this drawing. First, query the topology into the drawing, then
unload on page 767 the topology from the source drawings and retrieve the
topology into the current drawing. You can edit part of a topology by querying
just the part you want, but the topology editing commands don't allow you
to edit the edges of a topology or an incomplete topology.

Creating, Editing, and Managing Topologies | 717

The safest option is to use a query to retrieve the entire topology. However,
if the topology is large, it may impair performance. With large topologies,
query the area to edit plus enough of an area around the edit area to ensure
that the objects to be edited are complete.

Editing a Network Topology
To modify a network topology, for example, adding a new pipe to a water
network, you can add nodes and links to an existing network topology, and
then update on page 753 the topology to include the new pipes.
Before you edit a topology object, make sure the layer containing the topology
objects is the current layer.
See also:
■

Loading or Unloading Topologies on page 767

■

Querying a Topology on page 1114

■

Correcting or Completing a Topology on page 778

■

Creating a Network Topology on page 695

NOTE To edit a topology, you use the AutoCAD Map 3D topology edit commands.
When you edit a topology, the topology must be loaded from the current drawing.
To add an object to a topology, the current drawing must be the drawing where
the topology was created.
To edit a topology
■

To edit a node on page 724

■

To reposition a node at the end point of a link on page 727

■

To divide a polygon into two smaller polygons on page 731

■

To change the appearance of points on page 734

■

To specify the direction for a link on page 712

■

To edit the resistance of a link or node in a network topology on page 714

■

To create a node on an existing link on page 742

■

To create a link and add it to a topology on page 744

718 | Chapter 6 Creating and Editing Data

■

To add a polygon to a polygon topology using existing linework on page
746

■

To create centroids for polygons and closed polylines on page 749

■

To delete a link, node, or polygon on page 751

■

To update a topology on page 753

■

To retrieve objects to edit on page 756

Quick Reference
DDPTYPE
Specifies the display mode and size of point objects
Menu

Setup menu ➤ More Formatting Options ➤ Point
Style

Command Line

DDPTYPE

MAPAL
Adds a link to a topology
Command Line

MAPAL

Task Pane

In Map Explorer, right-click a network
topology ➤ Add New Links

MAPAN
Adds a node to a topology
Command Line

MAPAN

Task Pane

In Map Explorer, right-click a node topology ➤ Add
Node

MAPAP
Adds a polygon to a polygon topology
Command Line

MAPAP

Creating, Editing, and Managing Topologies | 719

Task Pane

In Map Explorer, right-click a polygon
topology ➤ Add Polygon

MAPBL
Breaks a link in a topology at a specified point
Command Line

MAPBL

Task Pane

In Map Explorer, right-click a network
topology ➤ Break Link

MAPCREATECENTROIDS
Creates a centroid in a polygon and moves data to the centroid
Menu

Create menu ➤ Centroids

Icon
Create Centroids
Command Line

MAPCREATECENTROIDS

Dialog Box

Create Centroids dialog box

MAPDL
Deletes a link in a topology
Command Line

MAPDL

Task Pane

In Map Explorer, right-click a network
topology ➤ Delete Links

MAPDN
Deletes a node in a topology
Command Line

MAPDN

Task Pane

In Map Explorer, right-click a node topology ➤ Delete
Node

MAPDP
Deletes a polygon from a polygon topology
Command Line

MAPDP

720 | Chapter 6 Creating and Editing Data

Task Pane

In Map Explorer, right-click a polygon
topology ➤ Delete Polygon

MAPDVP
Divides a polygon in a polygon topology by allowing you to add a link
Command Line

MAPDVP

Task Pane

In Map Explorer, right-click a polygon
topology ➤ Divide Polygon

MAPEDITDIR
Edits the direction of a link in a network topology
Command Line

MAPEDITDIR

Dialog Box

MAPEDITDIR (Edit Direction command)

MAPEDITRES1
Edits the direct resistance of a node or link in a network topology
Command Line

MAPEDITRES1

Dialog Box

MAPEDITRES1 (Edit Direct Resistance command)

MAPEDITRES2
Edits the reverse resistance of a link in a network topology
Command Line

MAPEDITRES2

Dialog Box

MAPEDITRES2 (Edit Reverse Resistance command)

MAPIL
Inserts a link in a topology
Command Line

MAPIL

Task Pane

In Map Explorer, right-click a network
topology ➤ Insert New Link

MAPIN
Inserts a node in a topology

Creating, Editing, and Managing Topologies | 721

Command Line

MAPIN

Task Pane

In Map Explorer, right-click a node topology ➤ Insert
Node

MAPJL
Joins two links in a topology
Command Line

MAPJL

Task Pane

In Map Explorer, right-click a network
topology ➤ Join Links

MAPMEL
Repositions an end point of a link in a topology
Command Line

MAPMEL

Task Pane

In Map Explorer, right-click a network
topology ➤ Move End Of Link

MAPML
Moves a link in a topology
Command Line

MAPML

Task Pane

In Map Explorer, right-click a network
topology ➤ Move Links

MAPMN
Moves a node in a topology or moves a node at the end of a link in network
or polygon topologies
Command Line

MAPMN

Task Pane

In Map Explorer, right-click a node topology ➤ Move
Node

MAPMP
Merges polygons in a polygon topology
Command Line

MAPMP

722 | Chapter 6 Creating and Editing Data

Task Pane

In Map Explorer, right-click a polygon
topology ➤ Merge Polygon

MAPRL
Reverses a link in a topology
Command Line

MAPRL

Task Pane

In Map Explorer, right-click a topology ➤ Reverse
Link Direction

PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Editing a Node
You can move a node in a node topology, or move a node at the end point
of a link in a network or polygon topology. Moving the node at the end point
of a link also moves that end of the chosen link. Edits to nodes and links in
a polygon topology change the centroid, the area, and perimeter values.
When you move a node, AutoCAD Map 3D checks its new location.
■

In node topologies, if there is an existing node in the same location, you
must specify which node to keep.

■

In network or polygon topologies, you must specify whether to join the
links and which node to use to join them.

You can also delete nodes. For more information, see Deleting Links, Nodes,
and Polygons on page 750.
If you're working with a network topology, you can also modify the resistance
on page 714 of nodes.

Creating, Editing, and Managing Topologies | 723

Deleting one node that indicates adjoining links creates a single link.

To turn an explicit node into an implicit node, unload the topology, delete
the point or block representing the explicit node, and then reload the topology.
To turn an implicit node into an explicit node, first insert a block or point at
the implicit node point (use an Intersection or End snap to position the block
accurately). Then, if you are working with a node topology, right-click the
topology name in Map Explorer. Click Add Node. You cannot use the Insert
Node option. If you are working with a network or polygon topology, use the
MAPAN command.
If you retrieve the nodes of a network or polygon topology, but not the
connecting links, you can still move the nodes. However, the current topology
knows nothing about the connecting links because all the link information
is stored on the links, and saving any edited nodes back to the source drawings
will create an incorrect topology.
See also:
■

Loading or Unloading Topologies on page 767

■

To create a node on an existing link on page 742

■

To delete a link, node, or polygon on page 751

■

To edit the resistance of a link or node in a network topology on page 714

To edit a node
1 Open the drawing where the topology was created and load the topology.

724 | Chapter 6 Creating and Editing Data

2 Do one of the following:
■

For a node topology, in Map Explorer, right-click the topology name.
Click Move Nodes.

■

For a network or polygon topology, type mapmn at the command
line.

3 When prompted, click the nodes to move.
4 Press Enter when you finish selecting nodes.
5 Specify the base point or displacement.
6 Specify the second point of displacement.
The two points you specify define a displacement vector that indicates
how far the selected objects are to be moved and in what direction. If
you press Enter at the Specify Second Point of Displacement prompt, the
first point is interpreted as relative X,Y,Z displacement. For example, if
you specify 2,3 for the base point and press Enter at the next prompt,
the object moves 2 units in the X direction and 3 units in the Y direction
from its current position.
In a node topology, if the node's new location is the same as an existing node,
specify which node to keep. In a network topology, specify whether to join
the links and which node to keep.

Quick Reference
MAPMN
Moves a node in a topology or moves a node at the end of a link in network
or polygon topologies
Command Line

MAPMN

Task Pane

In Map Explorer, right-click a node topology ➤ Move
Node

MAPNODEDIT
Edits a node in a topology
Command Line

MAPNODEDIT

Dialog Box

MAPNODEDIT (Edit Topology Node command)

Creating, Editing, and Managing Topologies | 725

PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Editing a Link
There are several ways you can edit links in a network or polygon topology.
You can do any of the following:
■

Move a link to a new location.

■

Reposition one of the nodes at the end point of a link. Moving the node
at the end point of a link moves that end of the chosen link.
If you move an end point to the same location as an existing end point,
AutoCAD Map 3D prompts you to join the links and specify which node
to keep. If you select a line or arc when moving links or end points of links,
it is converted to a polyline.

■

Join two links in a network or polygon topology by removing an
intersection or pseudo-node.

■

Break a link at a specified break point. AutoCAD Map 3D inserts a node at
the break point.

■

Reverse a link's direction in a network topology.

■

Specify a link's resistance, reverse resistance, and direction.

Edits to links in a polygon topology change the centroid, the area, and the
perimeter values.
See also:
■

Loading or Unloading Topologies on page 767

■

To create a node on an existing link on page 742

726 | Chapter 6 Creating and Editing Data

■

Editing a Node on page 723

■

To delete a link, node, or polygon on page 751

■

Specifying the Direction for a Link on page 710

■

Specifying the Resistance for a Link or Node on page 713

■

Adding a Link on page 743

■

To reposition a node at the end point of a link on page 727

■

To reposition a link on page 727

■

To join two links, break a link, or reverse a link's direction on page 728

■

To modify a link's resistance or direction on page 728

To reposition a node at the end point of a link
1 Open the drawing where the topology was created and load the topology.
2 Do one of the following:
■

For a network topology, in Map Explorer, right-click the topology
name. Click Move End Of Link.

■

For a polygon topology, type MAPMEL on the command line.

3 When prompted, click the node (end point) to move.
4 When prompted, click the location of the new end point.
If the new location is the same as an existing end point in the topology,
specify whether to join the links and which node to keep.
To reposition a link
1 Open the drawing where the topology was created and load the topology.
2 Do one of the following:
■

For a network topology, in Map Explorer, right-click the topology
name. Click Move Links.

■

For a polygon topology, type MAPML on the command line.

3 When prompted, click the link to reposition.
4 When prompted, click any additional links to reposition.

Creating, Editing, and Managing Topologies | 727

5 Press Enter when you finish selecting links.
6 Specify the base point or displacement.
7 Specify the second point of displacement.
The two points define a displacement vector that indicates how far the
selected objects are moved and in what direction. If you press Enter at
the Specify Second Point of Displacement prompt, the first point is
interpreted as relative X,Y,Z displacement. For example, if you specify
2,3 for the base point and press Enter at the next prompt, the object
moves 2 units in the X direction and 3 units in the Y direction from its
current position.
To join two links, break a link, or reverse a link's direction
1 Open the drawing where the topology was created and load the topology.
2 Do one of the following:
■

For a network topology, in Map Explorer, right-click the topology
name. Click a menu option.

■

To join two links in a polygon topology, type MAPJL on the command
line. To break a link in a polygon topology, type MAPBL on the
command line. You cannot reverse a link's direction in a polygon
topology.
Follow the command line prompts.

To modify a link's resistance or direction
■

For information about specifying values for resistance, see To edit the
resistance of a link or node in a network topology on page 714.

■

For information about specifying direction, To specify the direction for a
link on page 712.

Quick Reference
MAPBL
Breaks a link in a topology at a specified point
Command Line

MAPBL

728 | Chapter 6 Creating and Editing Data

Task Pane

In Map Explorer, right-click a network
topology ➤ Break Link

MAPEDITDIR
Edits the direction of a link in a network topology
Command Line

MAPEDITDIR

Dialog Box

MAPEDITDIR (Edit Direction command)

MAPEDITRES1
Edits the direct resistance of a node or link in a network topology
Command Line

MAPEDITRES1

Dialog Box

MAPEDITRES1 (Edit Direct Resistance command)

MAPEDITRES2
Edits the reverse resistance of a link in a network topology
Command Line

MAPEDITRES2

Dialog Box

MAPEDITRES2 (Edit Reverse Resistance command)

MAPJL
Joins two links in a topology
Command Line

MAPJL

Task Pane

In Map Explorer, right-click a network
topology ➤ Join Links

MAPMEL
Repositions an end point of a link in a topology
Command Line

MAPMEL

Task Pane

In Map Explorer, right-click a network
topology ➤ Move End Of Link

MAPML
Moves a link in a topology

Creating, Editing, and Managing Topologies | 729

Command Line

MAPML

Task Pane

In Map Explorer, right-click a network
topology ➤ Move Links

MAPRL
Reverses a link in a topology
Command Line

MAPRL

Task Pane

In Map Explorer, right-click a topology ➤ Reverse
Link Direction

PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Editing a Polygon
You can divide a polygon into two smaller polygons by drawing a link between
two nodes that define the polygon. You can also remove a boundary between
two polygons and combine them into one polygon. You can specify the
centroid to remove. Splitting and combining polygons change the centroid,
the area, and perimeter values.
You can also use the commands for editing nodes on page 723 and editing
links on page 726to edit a polygon topology. When you do, AutoCAD Map 3D
changes the centroid, the area, and perimeter values of the polygons
automatically.

730 | Chapter 6 Creating and Editing Data

Polygons at the edge of a queried polygon topology cannot be edited.

See also:
■

Overview of Creating Topologies on page 689

■

Creating a Polygon Topology on page 699

■

Querying a Topology on page 1114

■

Adding a Polygon on page 745

■

To delete a link, node, or polygon on page 751

■

Editing a Link on page 726

■

Editing a Node on page 723

To divide a polygon into two smaller polygons
1 Open the drawing where the polygon topology was created and load the
topology.
2 In Map Explorer, right-click the topology name. Click Divide Polygon.
3 Specify a node for the first divide point.
4 Specify the node for the second divide point.

Creating, Editing, and Managing Topologies | 731

To merge two polygons into one polygon
1 Open the drawing where the polygon topology was created and load the
topology.
2 In Map Explorer, right-click the topology name. Click Merge Polygon.
3 Specify the link (boundary between two polygons) to remove.
4 Specify the centroid to remove.
5 On the command line, type Y to merge the polygons.

Quick Reference
MAPDVP
Divides a polygon in a polygon topology by allowing you to add a link
Command Line

MAPDVP

Task Pane

In Map Explorer, right-click a polygon
topology ➤ Divide Polygon

MAPMP
Merges polygons in a polygon topology
Command Line

MAPMP

Task Pane

In Map Explorer, right-click a polygon
topology ➤ Merge Polygon

PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

732 | Chapter 6 Creating and Editing Data

Changing the Appearance of Points
If you create nodes as ACAD_POINT, you can change their appearance.

Creating, Editing, and Managing Topologies | 733

See also:
■

Overview of Creating Topologies on page 689

■

Creating a Node Topology on page 693

■

Adding a Node on page 740

To change the appearance of points
1 Click Setup menu ➤ More Formatting Options ➤ Point Style.
2 In the Point Style dialog box, select any of the point modes.
You can also change the Point Size to improve the visibility of the points.
3 Click OK.
4 On the command line, enter regen.
Nodes you created using ACAD_POINT appear in the point style you selected.
To reset the node display, use the Point Style dialog box to reset the point
style. Then enter regen on the command line.

Quick Reference
DDPTYPE
Specifies the display mode and size of point objects
Menu

Setup menu ➤ More Formatting Options ➤ Point
Style

Command Line

DDPTYPE

Editing the Direction for a Link
You can specify the direction of movement allowed for a link in a network
topology. AutoCAD Map 3D uses this direction when tracing through network
topology for path traces, best route analysis, and flood traces.

734 | Chapter 6 Creating and Editing Data

Creating, Editing, and Managing Topologies | 735

Direction

Property in the
Properties
palette

Object data
value

Bi-Directional (two-way)

Bi-Directional

0

Same as created. Movement along the link is allowed only in the direction that the link was
created.

Forward

1

Reverse of created direction. Movement along
the link is allowed only in the opposite direction
that the link was created.

Reverse

-1

The default direction of an arc, or a two point polyline with an arc segment,
is counterclockwise. Set the value to Bi-Directional (0) or Forward (1) for
counterclockwise, and to Reverse (-1) for clockwise.
To reverse the direction of selected links, right-click a network topology in
Map Explorer. Click Reverse Link Direction. You can also use the MAPRL
command.

736 | Chapter 6 Creating and Editing Data

See also:
■

Loading or Unloading Topologies on page 767

■

Adding a Link on page 743

■

To delete a link, node, or polygon on page 751

■

Specifying the Direction for a Link on page 710

■

Specifying the Resistance for a Link or Node on page 713

■

Performing a Shortest Path Trace on page 1090

■

Performing a Best Route Analysis on page 1093

■

Performing a Flood Trace on page 1099

To edit the direction of a link
1 Verify that the network topology containing the link is loaded. You can
specify link direction for network topologies only.
2 In the map, double-click the link.
If more than one topology contains the same link, select one of the
topologies. Update the other topologies on page 753 later.
3 In the Properties palette, under the Topo properties, choose a setting for
the Flow Direction property:
■

Bi-Directional — Movement is allowed in both directions.

■

Forward — Movement is allowed only in the direction that the link
was created.

■

Reverse — Movement is allowed only in the opposite direction of the
direction that the link was created.

The new direction setting is assigned to the link.
NOTE You can also store a direction value in an object data table or an external
database table. When you run a shortest path trace, best route analysis, or flood
trace, you can specify the location of this data. When storing this data, use 0 for
Bi-Directional, 1 for Forward, and -1 for Reverse.

Creating, Editing, and Managing Topologies | 737

Quick Reference
MAPEDITDIR
Edits the direction of a link in a network topology
Command Line

MAPEDITDIR

Dialog Box

MAPEDITDIR (Edit Direction command)

MAPRL
Reverses a link in a topology
Command Line

MAPRL

Task Pane

In Map Explorer, right-click a topology ➤ Reverse
Link Direction

PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Editing the Resistance for a Link or Node
Direct Resistance is the resistance to travel in the direction that a link was
created, while Reverse Resistance is the resistance in the opposite direction
along a link.
For both types, you can specify a resistance for any link in the network
topology. This resistance specifies the difficulty in traversing the link. The
default resistance is the length of the link.
AutoCAD Map 3D uses this resistance when doing a shortest path trace, best
route analysis, or flood trace. For an example of using resistance to show travel
times, see Performing a Flood Trace on page 1099.

738 | Chapter 6 Creating and Editing Data

You can also specify the Resistance of a node in a network topology, such as
setting resistance for a valve in a pipe network, or a junction in a road network.
See also:
■

Loading or Unloading Topologies on page 767

■

Adding a Link on page 743

■

To delete a link, node, or polygon on page 751

■

Specifying the Direction for a Link on page 710

■

Specifying the Resistance for a Link or Node on page 713

■

Performing a Shortest Path Trace on page 1090

■

Performing a Best Route Analysis on page 1093

■

Performing a Flood Trace on page 1099

To edit the resistance of a link or node in a network topology
1 Verify that the network topology containing the link or node is loaded.
Be sure to load the topology from the current drawing. You can specify
resistance for network topologies only.
2 In the map, double-click the link or node.
If more than one topology contains the same link or node, select one of
the topologies. Update the other topologies on page 753 later.
3 In the Properties palette, under the group of Topo properties, enter new
value(s) for resistance. You must enter a numeric value.
■

For a node, enter a value for Resistance, which is the resistance to
cross the node.

■

For a link, enter values for Direct Resistance and Reverse Resistance.
Direct resistance is the resistance to travel in the direction that a link
was created, while reverse resistance is the resistance in the opposite
direction along a link. The default value is the length of the link.

The new resistance values are assigned to the objects.
NOTE You can also store a resistance value in object data or an external database.
When you run a flood trace, path trace, or best route analysis, specify the location
of this data.

Creating, Editing, and Managing Topologies | 739

If you are entering the commands on the command line, use the MAPEDITRES1
command to edit the Direct Resistance of links and the Resistance of nodes;
use the MAPEDITRES2 command to edit the Reverse Resistance of links.

Quick Reference
MAPEDITRES1
Edits the direct resistance of a node or link in a network topology
Command Line

MAPEDITRES1

Dialog Box

MAPEDITRES1 (Edit Direct Resistance command)

MAPEDITRES2
Edits the reverse resistance of a link in a network topology
Command Line

MAPEDITRES2

Dialog Box

MAPEDITRES2 (Edit Reverse Resistance command)

PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Adding a Node
You can add nodes to an existing topology. To add nodes, the current drawing
must be where the topology was created and the geometry (point, block, or
text object) must already exist. You can add a node to the end of a link or a
vertex in network or polygon topologies.

740 | Chapter 6 Creating and Editing Data

Adding a node to an existing topology.

See also:
■

Overview of Creating Topologies on page 689

■

Loading or Unloading Topologies on page 767

■

Deleting Links, Nodes, and Polygons on page 750

■

Updating a Topology on page 753

■

Adding a Link on page 743

Creating, Editing, and Managing Topologies | 741

To create a node on an existing link
1 Open the drawing where the topology was created and load the topology.
To create a node and add it to a topology, the current drawing must be
the drawing where the topology was created.
NOTE To add the same point to more than one topology, select one of the
topologies. Update the other topologies on page 753 later.
2 Do one of the following:
■

To add a node to a node topology, in Map Explorer, right-click the
topology name. Click Insert Node.

■

To add a node to a network or polygon topology, type mapin on the
command line.

3 When prompted, select the block to use for the node.
4 When prompted, specify the location for the node. You can use an object
snap such as Midpoint. Enter any other node information.
To add an existing node to a topology
1 Open the drawing where the topology was created and load the topology.
2 Create the point, block, or text object that you will use as the node.
3 Be sure to load the topology you want to add the node to from the current
drawing.
4 Do one of the following:
■

To add a node to a node topology, in Map Explorer, right-click the
topology name. Click Add Node.

■

To add a node to a network or polygon topology, type mapan on the
command line.

5 When prompted, select the object to use as the node.

Quick Reference
MAPAN
Adds a node to a topology

742 | Chapter 6 Creating and Editing Data

Command Line

MAPAN

Task Pane

In Map Explorer, right-click a node topology ➤ Add
Node

MAPIN
Inserts a node in a topology
Command Line

MAPIN

Task Pane

In Map Explorer, right-click a node topology ➤ Insert
Node

PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Adding a Link
You can add a new or existing link to a network or polygon topology. The
current drawing must be where the topology was created.
Create new links between existing nodes. Add nodes on page 740as needed.
For more information, see . New links cannot cross other links. If you draw a
line or arc, it is converted to a polyline.
When adding links to polygon topologies, AutoCAD Map 3D updates the
centroid, the area, and perimeter values of the polygons. You can also divide
a polygon using the MAPDVP command.
You cannot add links to node topologies.
See also:
■

Adding a Node on page 740

Creating, Editing, and Managing Topologies | 743

■

Editing a Link on page 726

■

Editing a Polygon on page 730

■

Editing a Polygon on page 730

■

Editing the Direction for a Link on page 734

■

Editing the Resistance for a Link or Node on page 738

To create a link and add it to a topology
1 Open the drawing where the topology was created and load the topology.
2 Do one of the following:
■

To create a new link in a network topology, in Map Explorer,
right-click the topology name. Click Insert New Link.

■

To create a link in a polygon topology, type MAPIL on the command
line.

3 When prompted, click the start point for the new link.
4 When prompted, click the next point(s).
5 To finish entering points, press Enter.
6 Optionally, modify the values for resistance on page 714 and direction on
page 712.
To add an existing link to a topology
1 Open the drawing where the network or polygon topology was created
and load the topology.
2 Do one of the following:
■

To add a link to a network topology, in Map Explorer, right-click the
topology name. Click Add New Links.

■

To add a link to a polygon topology, type MAPAL on the command
line.

3 When prompted, click the link to add to the topology.
4 Click any additional links to add.
5 When you finish selecting links, press Enter.

744 | Chapter 6 Creating and Editing Data

6 Optionally, modify the values for resistance on page 714 and direction on
page 712.

Quick Reference
MAPAL
Adds a link to a topology
Command Line

MAPAL

Task Pane

In Map Explorer, right-click a network
topology ➤ Add New Links

MAPIL
Inserts a link in a topology
Command Line

MAPIL

Task Pane

In Map Explorer, right-click a network
topology ➤ Insert New Link

PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Adding a Polygon
You can add a polygon using existing objects or new linework as a perimeter.
To add a polygon to a polygon topology, the current drawing must be where
the topology was created.

Creating, Editing, and Managing Topologies | 745

New polygons can be added to an existing polygon topology.

See also:
■

Overview of Creating Topologies on page 689

■

Creating a Polygon Topology on page 699

■

Loading or Unloading Topologies on page 767

To add a polygon to a polygon topology using existing linework
1 Open the drawing where the polygon topology was created and load the
topology.

746 | Chapter 6 Creating and Editing Data

To add a polygon to a polygon topology, the current drawing must be
the drawing where the topology was created.
2 Do one of the following:
■

In Map Explorer, right-click the topology name. Click Add Polygon.

■

Type mapap on the command line.

3 In the map, select the border objects of the polygons to add.
4 Press Enter when you finish selecting polygons.
5 If you have blocks defined in the drawing, you are prompted to specify
a block to use for the centroid. Press Enter to use ACAD_POINT, or type
a block name and press Enter.
To add a polygon to a polygon topology by creating new linework
1 Open the drawing where the polygon topology was created and load the
topology.
2 On the command line, type MAPIL.
3 When prompted, specify the location for a new link. The link must define
a polygon.

Quick Reference
MAPAP
Adds a polygon to a polygon topology
Command Line

MAPAP

Task Pane

In Map Explorer, right-click a polygon
topology ➤ Add Polygon

MAPIL
Inserts a link in a topology
Command Line

MAPIL

Task Pane

In Map Explorer, right-click a network
topology ➤ Insert New Link

Creating, Editing, and Managing Topologies | 747

Creating Centroids for Polygons
If you have polygon objects or closed polylines with data attached to them,
you can create centroids and move the data to the centroid. This is useful:
■

After you import or digitize objects.

■

Before using editing commands such as Drawing Cleanup, Boundary Break,
or Boundary Trim.

■

When working with topology.

Object data attached to closed polylines (above) and object data moved to centroids
(below).

748 | Chapter 6 Creating and Editing Data

AutoCAD Map 3D checks that the lines do not intersect each other, and that
the area is greater than 0. It then creates a centroid inside each selected polygon
or closed polyline and moves any object data or SQL link data to the centroid.
For an object shaped like a figure eight, AutoCAD Map 3D creates one centroid.
Centroids are created with a Z value of 0.
See also:
■

Overview of Creating Topologies on page 689

■

Creating a Polygon Topology on page 699

■

Loading or Unloading Topologies on page 767

■

Importing Polygons on page 363

■

Defining the Text Insertion Point on page 793

To create centroids for polygons and closed polylines
1 Click Create menu ➤ Centroids.
2 In the Create Centroids dialog box on page 1535, specify whether to create
centroids for all closed objects or only for selected closed objects. If only
for selected closed objects, select the polygons and closed polylines.
TIP Click the Quick Select tool to view and filter the object type as you select
objects.
3 Specify the layer on which the centroids should be created.
4 Specify the block to use for centroids, or use ACAD_POINT.
5 Click OK.

Quick Reference
MAPCREATECENTROIDS
Creates a centroid in a polygon and moves data to the centroid
Menu

Create menu ➤ Centroids

Creating, Editing, and Managing Topologies | 749

Icon
Create Centroids
Command Line

MAPCREATECENTROIDS

Dialog Box

Create Centroids dialog box

Deleting Links, Nodes, and Polygons
You can delete a node in a node, network, or polygon topology; a link in a
network or polygon topology; or a polygon in a polygon topology. When you
delete nodes, links, or polygons, object data and external database links may
be lost.
WARNING Both the topology information and associated objects are deleted.
■

Deleting a node shared by two links joins the links together. First and last
point information on the resulting link is updated.

■

Deleting a dangling link deletes the dangling end node.

■

Deleting a link deletes any associated nodes, unless the link is also part of
another topology or the nodes are referenced by another link.

■

Deleting a polygon deletes the centroid and all references to it in
surrounding links, unless objects are part of another topology or are
referenced by another polygon.

750 | Chapter 6 Creating and Editing Data

When you remove a link, any nodes that are not connected to other links are also
removed.

See also:
■

Overview of Creating Topologies on page 689

■

Loading or Unloading Topologies on page 767

■

Adding a Node on page 740

■

Adding a Link on page 743

■

Editing a Node on page 723

■

Editing a Link on page 726

To delete a link, node, or polygon
1 Open the drawing where the topology was created and load the topology.
2 Do one of the following:
■

To delete a node from a node topology, in Map Explorer, right-click
the topology. Click Delete Node. To delete a node from a network or
polygon topology, type MAPDN on the command line.

Creating, Editing, and Managing Topologies | 751

■

To delete a link from a network topology, in Map Explorer, right-click
the topology. Click Delete Links. To delete a link from a polygon
topology, type MAPDL on the command line.

■

To delete a polygon from a polygon topology, in Map Explorer,
right-click the topology. Click Delete Polygon.

3 Select the object(s) to delete. To select a polygon, click near its centroid.

Quick Reference
MAPDL
Deletes a link in a topology
Command Line

MAPDL

Task Pane

In Map Explorer, right-click a network
topology ➤ Delete Links

MAPDN
Deletes a node in a topology
Command Line

MAPDN

Task Pane

In Map Explorer, right-click a node topology ➤ Delete
Node

MAPDP
Deletes a polygon from a polygon topology
Command Line

MAPDP

Task Pane

In Map Explorer, right-click a polygon
topology ➤ Delete Polygon

PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

752 | Chapter 6 Creating and Editing Data

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Updating a Topology
Objects in a topology have relationship data stored in an object data table. If
you modify the objects using the topology editing commands on page 716,
the topology data on the objects is updated. However, you must manually
update the topology data in the following circumstances:
■

If you modify the objects using standard AutoCAD commands, such as
Move.

■

If the object is referenced by more than one topology. (Only the selected
topology is updated when you modify the object. Use the Update option
to update the remaining topologies that reference the object.)

NOTE If the update options cannot restore integrity, try using Recreate. In Map
Explorer, right-click a topology ➤ Administration ➤ Recreate. When you recreate
a topology, the topology is completely recreated. Any editing changes you made
to the topology object data are erased.
See also:
■

Overview of Creating Topologies on page 689

■

Loading or Unloading Topologies on page 767

To update a topology
1 Verify that the topology containing the objects to update is loaded on
page 768.
■

To update nodes in a node topology, in Map Explorer, right-click the
topology name. Click Update. To update nodes in a network or
polygon topology, type MAPNODUPD on the command line.

■

To update links in a network topology, in Map Explorer, right-click
the topology name. Click Update. To update links in a polygon
topology, type MAPLINKUPD on the command line.

Creating, Editing, and Managing Topologies | 753

■

To update polygons links in a polygon topology, in Map Explorer,
right-click the topology name. Click Update. You can also type
MAPPOLYUPD on the command line.

2 Select the objects to update. Press Enter
The topology data for the object is updated in the topology.
If you delete an object from one topology, and the object belongs to another
topology, the physical object is not removed from the drawing. The second
topology is not changed and no update is necessary for the deleted object.

Quick Reference
MAPLINKUPD
Updates links in a network topology
Command Line

MAPLINKUPD

Task Pane

In Map Explorer, right-click a topology ➤ Update

Dialog Box

MAPLINKUPD (Update Topology Link command)

MAPNODUPD
Updates nodes in a topology
Command Line

MAPNODUPD

Task Pane

In Map Explorer, right-click a topology ➤ Update

Dialog Box

MAPNODUPD (Update Topology Node command)

MAPPOLYUPD
Updates a polygon topology
Command Line

MAPPOLYUPD

Task Pane

In Map Explorer, right-click a topology ➤ Update

Dialog Box

MAPPOLYUPD (Update Topology Polygon command)

PROPERTIES

754 | Chapter 6 Creating and Editing Data

Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Editing a Partial Topology
In general, when editing a topology, you should retrieve the entire topology.
However, if the topology is large, it may impair performance. With large
topologies, you can query in just a part of the topology.
Topology editing tools on page ? do not allow you to edit incomplete objects
at the edges of the queried area. Your query must retrieve enough of an area
around the edit area to ensure that the objects to be edited are complete.

Polygons at the edge of a queried polygon topology cannot be edited.

See also:
■

Correcting or Completing a Topology on page 778

Creating, Editing, and Managing Topologies | 755

■

Overview of Creating Topologies on page 689

■

Loading or Unloading Topologies on page 767

To retrieve objects to edit
1 Open a drawing, attach the source drawings that contain the topology
you wish to edit, and make those source drawings active. Zoom to the
extents of the active source drawings.
2 In Display Manager, click Data menu ➤ Add Drawing Data ➤ Query
Topology.
3 In the Topology Query dialog box on page 1728, click Load.
4 In the Topology Selection dialog box, select the topology to query. Click
OK.
5 In the Load Topology from Source Drawing dialog box, make sure that
both the Topology Objects options are not selected. Click OK.
6 In the Topology Query dialog box, select or define a query.
■

To load an existing query, click Load Query and select the query.

■

To define a new query, click Define Query, and then define a query
on page 1119 to retrieve the topology geometry you require.

7 Select Draw mode and execute the query.
Now that the objects are in the current drawing, you can edit them.
To edit the objects
1 Unload on page 768 the topology from the source drawings. Load the
topology in the current drawing.
2 Make any edits to the topology with the editing topology tools on page
?.
3 Add the changes to the save set.
4 Save back the changes to the source drawings on page 626. Do not save
the current drawing.

756 | Chapter 6 Creating and Editing Data

Quick Reference
ADESAVEOBJS
Saves objects in the save set back to source drawings
Menu

In the Classic workspace, click File menu ➤ Save
Source Drawing Save Set

Icon
Save to Source Drawings
Command Line

ADESAVEOBJS

Dialog Box

Save Objects to Source Drawings dialog box

MAPTOPOLOAD
Loads a topology
Menu

Click Analyze ➤ More Topology Options ➤ Load
Topology.

Icon
Load Topology
Command Line

MAPTOPOLOAD

Task Pane

In Map Explorer, right-click a
topology ➤ Administration ➤ Load Topology

Dialog Box

Topology Selection dialog box

MAPTOPOQUERY
Queries topologies
Menu

Click Setup ➤ More DWG Options ➤ Define Topology
Query.

Icon
Query Topology
Command Line

MAPTOPOQUERY

Task Pane

In Map Explorer, right-click a
topology ➤ Analysis ➤ Topology Query

Creating, Editing, and Managing Topologies | 757

Dialog Box

Topology Query dialog box

MAPTOPOUNLOAD
Unloads a topology
Menu

Click Map ➤ Topology ➤ Administration ➤ Unload.

Icon
Unload Topology
Command Line

MAPTOPOUNLOAD

Task Pane

In Map Explorer, right-click a
topology ➤ Administration ➤ Unload Topology

Dialog Box

Topology Selection dialog box

PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Creating Closed Polylines from a Polygon
Topology
You can create closed polylines from a polygon topology. This is useful if you
want to give data to an AutoCAD user so the user can hatch polygonal areas.
While creating closed polylines from polygon topology, you can create a group
containing all the elements of complex areas, such as islands. If the islands
themselves have nested islands or other polygons, these nested polygons will
form a separate grouping automatically, creating different levels of grouping.
If two or more inner polygons are not nested but share the same outer
boundary, they will be treated as one group.

758 | Chapter 6 Creating and Editing Data

You can manipulate grouped data with the GROUP command. For more
information, see GROUP in the AutoCAD Help.
You can also copy the object data and the external database links held in the
centroids to the closed polylines.
See also:
■

Overview of Creating Topologies on page 689

■

Creating a Polygon Topology on page 699

■

Loading or Unloading Topologies on page 767

■

Exporting Polygons from a Polygon Topology on page 1200

To create closed polylines from a polygon topology
1 Click Create menu ➤ Create Closed Polylines.
2 In the Create Closed Polylines dialog box on page 1672, click Load to load
the polygon topology or select from the Name list.
All polygons in the selected topology are automatically selected.
3 Under How to Close, specify the layer to create the polylines.
4 Select Group Complex Polygons if you want to create a group containing
all the elements of complex areas, such as islands.
5 Select Copy Object Data From Centroid To Pline and Copy Database
Links From Centroid To Pline if you want to copy the object data and
external database links held in the centroids to the closed polylines.
6 Click OK.

Quick Reference
MAPCLPLINE
Creates polylines from a polygon topology
Menu

Create menu ➤ Create Closed Polylines

Command Line

MAPCLPLINE

Dialog Box

Create Closed Polylines dialog box

Creating, Editing, and Managing Topologies | 759

Managing Topologies
■
■
■
■
■
■
■
■
■
■

Overview of Managing Topologies on page 760
Loading or Unloading Topologies on page 767
Highlighting and Identifying Topology on page 769
Viewing Topology Data on page 773
Viewing Topology Statistics on page 775
Saving Topology to Source Drawings on page 776
Correcting or Completing a Topology on page 778
Saving and Loading Settings Using Profiles on page 781
Renaming Topologies and Changing Their Descriptions on page 783
Deleting Topologies on page 784

To manage topologies
■
■
■
■
■
■
■
■
■
■
■
■
■
■
■
■
■

To load a topology on page 768
To unload a topology on page 768
To highlight all objects in a selected topology on page 771
To highlight and identify the topologies associated with an object on page
771
To change the color used for highlighting on page 771
To remove highlighting and restore objects to their original color on page
772
To view topology object data on page 774
To view and edit the properties of topology objects in the Properties palette
on page 774
To view topology statistics on page 776
To save topology to source drawings on page 777
To audit, recreate, or complete a topology on page 779
To test the integrity of a network topology on page 779
To save topology analysis settings in a profile on page 782
To load an existing topology profile on page 782
To rename or delete profiles on page 782
To change the name, description, or both of a topology on page 784
To delete a topology on page 785

Overview of Managing Topologies
Using topology administration tools, you can do the following:
■

Load or unload an existing topology

760 | Chapter 6 Creating and Editing Data

■

Rename or delete a topology

■

Audit or check the status of a topology to ensure its integrity

■

Recreate a topology that was edited with commands other than the
topology editing tools

■

Get statistics on the topologies in the current drawing

■

Highlight all objects in a topology, and all topologies for a selected object.

When you use these tools, all source drawings associated with a named
topology must be attached and active.
See also:
■

Overview of Creating Topologies on page 689

■

Saving Topology to Source Drawings on page 776

■

Saving New Objects to Attached Drawings on page 627

To do this...

Use this method...

Load an existing topology.

In Map Explorer, right-click the topology
name ➤ Administration ➤ Load Topology.
See Loading or Unloading Topologies on
page 767

Unload an existing topology.

In Map Explorer, right-click the topology
name ➤ Administration ➤ Unload Topology.
See Loading or Unloading Topologies on
page 767

Rename a topology.

In Map Explorer, right-click the topology
name ➤ Administration ➤ Rename.
See Renaming Topologies and Changing
Their Descriptions on page 783

Creating, Editing, and Managing Topologies | 761

To do this...

Use this method...

Audit or recreate a topology

In Map Explorer, right-click the topology
name. Click an option from the Administration submenu.
See Correcting or Completing a Topology
on page 778

Test the integrity of a topology

Click Analyze menu ➤ Network Analysis.
See Correcting or Completing a Topology
on page 778

Get statistics on the topologies in the current drawing

In Map Explorer, right-click the topology

View the properties of topology objects

Click Analyze menu ➤ Properties. Select
the object. In the Properties palette, under
the Topo group, view the topology properties.
See Viewing Topology Data on page 773

View topology object data

Click Modify menu ➤ Edit Object Data.
Select the object.
See Viewing Topology Data on page 773

Highlight all objects in a topology.

In Map Explorer, right-click the topology

name ➤ Statistics.
See Viewing Topology Statistics on page
775

name ➤ Show Geometry.
See Highlighting and Identifying Topology
on page 769
Highlight the topologies associated with
an object.

762 | Chapter 6 Creating and Editing Data

In Map Explorer, right-click the Topologies
folder ➤ Show Topology. Click an object
in the map.
See Highlighting and Identifying Topology
on page 769

To do this...

Use this method...

Delete a topology

In Map Explorer, right-click the topology
name ➤ Administration ➤ Delete.
See Deleting Topologies on page 784

Quick Reference
MAPTOPOLOAD
Loads a topology
Menu

Click Analyze ➤ More Topology Options ➤ Load
Topology.

Icon
Load Topology
Command Line

MAPTOPOLOAD

Task Pane

In Map Explorer, right-click a
topology ➤ Administration ➤ Load Topology

Dialog Box

Topology Selection dialog box

MAPTOPOUNLOAD
Unloads a topology
Menu

Click Map ➤ Topology ➤ Administration ➤ Unload.

Icon
Unload Topology
Command Line

MAPTOPOUNLOAD

Task Pane

In Map Explorer, right-click a
topology ➤ Administration ➤ Unload Topology

Dialog Box

Topology Selection dialog box

MAPSHOWGEOM
Highlights and identifies topologies for the selected object

Creating, Editing, and Managing Topologies | 763

Menu

At the Command prompt, enter mapshowgeom.

Icon
Show Geometry
Command Line

MAPSHOWGEOM

Task Pane

In Map Explorer, right-clickTopologies ➤ Show
Geometry

MAPSHOWTOPO
Highlights objects in the selected topology
Menu

Click Map ➤ Topology ➤ Show Topology Geometry.

Icon
Show Topology
Command Line

MAPSHOWTOPO

Task Pane

In Map Explorer, right-click a topology ➤ Show
Topology

MAPTOPOSTATS
Displays detailed information about a topology
Menu

Click Map ➤ Topology ➤ Administration ➤ Statistics.

Command Line

MAPTOPOSTATS

Task Pane

In Map Explorer, right-click a topology ➤ Statistics

Dialog Box

Topology Statistics dialog box

ADESAVEOBJS
Saves objects in the save set back to source drawings
Menu

In the Classic workspace, click File menu ➤ Save
Source Drawing Save Set

Icon
Save to Source Drawings
Command Line

ADESAVEOBJS

Dialog Box

Save Objects to Source Drawings dialog box

764 | Chapter 6 Creating and Editing Data

ADESELOBJS
Creates a set of objects to be saved to source drawings
Menu

File menu ➤ Drawing Save Set Options ➤ Add Items
To Save Set

Icon
Add Objects to Save Set
Command Line

ADESELOBJS

Dialog Box

ADESELOBJS (Select Objects for Save Back command)

MAPTOPOAUDIT
Checks that a topology is complete and contains no errors
Menu

Click Map ➤ Topology ➤ Administration ➤ Audit.

Command Line

MAPTOPOAUDIT

Task Pane

In Map Explorer, right-click a
topology ➤ Administration ➤ Audit

MAPTOPOCOMP
Completes a network or polygon topology
Menu

Click Map ➤ Topology ➤ Administration ➤ Complete.

Icon
Complete Topology
Command Line

MAPTOPOCOMP

Task Pane

In Map Explorer, right-click a
topology ➤ Administration ➤ Complete

MAPTOPORECR
Reestablishes a topology that was edited with nontopology editing commands
such as STRETCH, PEDIT, and MOVE
Menu

Click Map ➤ Topology ➤ Administration ➤ Recreate.

Creating, Editing, and Managing Topologies | 765

Icon
Recreate Topology
Command Line

MAPTOPORECR

Task Pane

In Map Explorer, right-click a
topology ➤ Administration ➤ Recreate

Dialog Box

Topology Selection dialog box

MAPANOVERLAY
Overlays one topology with another, and creates a new topology
Menu

Click Map ➤ Topology ➤ Overlay.

Icon
Overlay Topology
Command Line

MAPANOVERLAY

Task Pane

In Map Explorer, right-click a
topology ➤ Analysis ➤ Overlay

Dialog Box

Topology Overlay Analysis - Analysis Type dialog box

MAPANTOPONET
Traces through a network topology (shortest path, best route, or flood trace)
Menu

Click Map ➤ Topology ➤ Network Analysis.

Icon
Network Analyze
Command Line

MAPANTOPONET

Task Pane

In Map Explorer, right-click a network
topology ➤ Analysis ➤ Network Analysis

Dialog Box

Network Topology Analysis - Select Method dialog
box

MAPTOPOREN
Changes the name and description of a topology
Menu

Click Map ➤ Topology ➤ Administration ➤ Rename.

766 | Chapter 6 Creating and Editing Data

Command Line

MAPTOPOREN

Task Pane

In Map Explorer, right-click a
topology ➤ Administration ➤ Rename

Dialog Box

Rename Topology dialog box

MAPTOPODEL
Removes topology data from objects and optionally deletes the objects
Menu

Click Map ➤ Topology ➤ Administration ➤ Delete.

Command Line

MAPTOPODEL

Task Pane

In Map Explorer, right-click a
topology ➤ Administration ➤ Delete

Dialog Box

Topology Selection dialog box

Loading or Unloading Topologies
When you load a topology, AutoCAD Map 3D loads topologies in the current
drawing and retrieves topologies from attached drawings into the current
drawing. If you save a drawing with a topology and later open the drawing,
reload the topology to use it.
In Map Explorer, topologies with colorful icons are loaded. Topologies with
grayed-out icons are unloaded.
When loading a topology from a source drawing, select Create Objects When
Loaded to create the topology in the current drawing. Otherwise, the topology
is loaded without retrieving the topology geometry.
See also:
■

Saving Topology to Source Drawings on page 776

■

Adding an Object to the Save Set on page 622

■

Saving New Objects to Attached Drawings on page 627

■

Saving Objects to the Current Drawing on page 628

Creating, Editing, and Managing Topologies | 767

To load a topology
1 In Map Explorer, right-click the topology name ➤ Administration ➤
Load Topology.
2 If the topology is stored in a source drawing, the Load Topology from
Source Drawing dialog box appears, where you can specify the following:
■

Create Topology Objects When Loaded — Select this check box to
copy the topology objects into the current drawing as the topology
is loaded. If this option is not selected, the objects are loaded but are
not copied into the current drawing.

■

Select Topology Objects For Save Back — Select this option to add
objects in the current drawing to the save back set if they are
referenced by the selected topology. This means that the objects will
be saved back to their source drawings and replace the original objects.

■

Audit Geometry of Topology Objects — Select this option to verify
that objects for the selected topology are geometrically correct. Any
objects that are not correct are highlighted.

In Map Explorer, the icon for the topology becomes colorful, indicating
that the topology is loaded.
To unload a topology
1 In Map Explorer, right-click the topology name ➤ Administration ➤
Unload Topology.
In Map Explorer, the icon for the topology is grayed to indicate it has
been unloaded.

Quick Reference
MAPTOPOLOAD
Loads a topology
Menu

Click Analyze ➤ More Topology Options ➤ Load
Topology.

Icon
Load Topology

768 | Chapter 6 Creating and Editing Data

Command Line

MAPTOPOLOAD

Task Pane

In Map Explorer, right-click a
topology ➤ Administration ➤ Load Topology

Dialog Box

Topology Selection dialog box

MAPTOPOUNLOAD
Unloads a topology
Menu

Click Map ➤ Topology ➤ Administration ➤ Unload.

Icon
Unload Topology
Command Line

MAPTOPOUNLOAD

Task Pane

In Map Explorer, right-click a
topology ➤ Administration ➤ Unload Topology

Dialog Box

Topology Selection dialog box

Highlighting and Identifying Topology
Using the topology highlighting and identification tools, you can do the
following:
■

Show Geometry–Highlight the objects in a topology.
Use Show Geometry to show the location and extent of a topology.

■

Show Topology–Identify and highlight the topologies associated with an
object.
Use Show Topology to show the location and extent of all the topologies
associated with an object. AutoCAD Map 3D identifies the topologies by
name on the command line.

The color used for highlighting is the Selected Grip Color, which you can
specify in the AutoCAD Options dialog box.
These tools work only with topologies that have been loaded in the current
drawing.

Creating, Editing, and Managing Topologies | 769

Highlight objects in the selected topology.

Highlights and identifies topologies for the selected object.

770 | Chapter 6 Creating and Editing Data

See also:
■

Overview of Creating Topologies on page 689

■

Loading or Unloading Topologies on page 767

■

To highlight all objects in a selected topology on page 771

■

To highlight and identify the topologies associated with an object on page
771

■

To change the color used for highlighting on page 771

■

To remove highlighting and restore objects to their original color on page
772

To highlight all objects in a selected topology
1 In Map Explorer, verify that the topology you want to highlight is loaded
on page 768. A topology must be loaded before it can be highlighted.
2 Right-click the topology name. Click Show Geometry.
In the drawing, AutoCAD Map 3D highlights all objects in the selected
topology. To return objects to their original color, press ESC.
To highlight and identify the topologies associated with an object
1 In Map Explorer, right-click the Topologies folder. Click Show Topology.
2 In the map, click the object.
If the object belongs to one or more topologies, AutoCAD Map 3D
highlights all objects that belong to those topologies and lists the topology
names on the command line. If the object does not belong to a topology,
AutoCAD Map 3D reports that on the command line.
NOTE Only topologies that are loaded are considered.
3 Select another object to highlight and identify, or press ESC to end the
command.
To change the color used for highlighting
1 Click Setup menu ➤ AutoCAD Options.
2 In the Options dialog box, click the Selection tab.

Creating, Editing, and Managing Topologies | 771

3 From the Selected Grip Color list, select the color to use for highlighting
topologies.
4 Click OK.
To remove highlighting and restore objects to their original color
■

Press Esc.

Quick Reference
MAPSHOWGEOM
Highlights and identifies topologies for the selected object
Menu

At the Command prompt, enter mapshowgeom.

Icon
Show Geometry
Command Line

MAPSHOWGEOM

Task Pane

In Map Explorer, right-clickTopologies ➤ Show
Geometry

MAPSHOWTOPO
Highlights objects in the selected topology
Menu

Click Map ➤ Topology ➤ Show Topology Geometry.

Icon
Show Topology
Command Line

MAPSHOWTOPO

Task Pane

In Map Explorer, right-click a topology ➤ Show
Topology

772 | Chapter 6 Creating and Editing Data

Viewing Topology Data
Information about each topology you create is stored in an object data table
in the current drawing as shown in this table.
Topology Name

Object Data Table

Object Data Field

Information Stored

EXAMPLE

TPMDESC_EXAMPLE

TYPE

Topology type

TOLERANCE

Setting of VIEWRES when
created or edited

LINK_LAYER

Layer for links

LINK_COLOR

Color of links

CREATE_NODE

Nodes in topology; 0=No,
1=Yes

NODE_LAYER

Layer for nodes

NODE_TYPE

Type of nodes

NODE_BLOCK

Block used for nodes

CREATE_CNTR

Centroids in topology; 0=No,
1=Yes

CNTR_LAYER

Layer for centroids

CNTR_COLOR

Color of centroids

CNTR_TYPE

Type of centroids

CNTR_BLOCK

Block used for centroids

Creating, Editing, and Managing Topologies | 773

This information can be used in a topology query. Depending on the type of
topology, other object data tables are created and attached to the elements of
the topology.
You can also view and edit data associated with the objects in a topology using
the Properties palette. For example, for a link in a network topology, you can
view general information about the link, such as the ID of the start and end
nodes, and you can edit specific information such as the link's direction, direct
resistance, and reverse resistance.
See also:
■

Overview of Creating Topologies on page 689

■

Loading or Unloading Topologies on page 767

■

Querying a Topology on page 1114

■

Displaying and Editing Object Data for a Drawing Object on page 880

■

Viewing Properties and Attributes of Drawing Objects on page 937

■

Viewing Topology Statistics on page 775

To view topology object data
1 Click Modify menu ➤ Edit Object Data.
2 Select the object.
3 In the Edit Object Data dialog box on page 1529, view the topology data.
If the topology data is not displayed, select a topology table from the
Table list. The topology tables start with the letters "TPM."
To view and edit the properties of topology objects in the Properties palette
1 Click Analyze menu ➤ Properties.
2 Select the object.
3 In the Properties palette, under the Topo group, view the topology
properties.
For example, if you choose a link in a network topology, you can see the
type object you selected, information about the start and end nodes, flow
direction, direct resistance, and reverse resistance.
4 To view the properties of another object, select it in the map.

774 | Chapter 6 Creating and Editing Data

Quick Reference
ADEEDITDATA
Edits attached object data
Menu

Modify menu ➤ Edit Object Data

Icon
Edit Object Data
Command Line

ADEEDITDATA

Dialog Box

Edit Object Data dialog box

PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Viewing Topology Statistics
You can view information about a topology, including:
■

Basic Information — name, description, and type (node, network, or
polygon).

■

Extents — coordinates of the lower-left corner and upper-right corner of
the bounding rectangle for the topology.

■

Object Counts — number of nodes, links, and polygons in the topology.

■

Details — about area, perimeter, and length, including totals, averages,
minimum values, maximum values, variance, and deviation. These apply
to network and polygon topologies only.

Creating, Editing, and Managing Topologies | 775

Variance is the average of the squares of any given area, perimeter, or
length minus the square of the average. Deviation is the square root of
variance.
See also:
■

Overview of Creating Topologies on page 689

■

Loading or Unloading Topologies on page 767

■

Viewing Topology Data on page 773

To view topology statistics
1 In Map Explorer, right-click the topology name ➤ Statistics.
2 Review statistics in the Topology Statistics dialog box on page 1731.
3 Click OK.

Quick Reference
MAPTOPOSTATS
Displays detailed information about a topology
Menu

Click Map ➤ Topology ➤ Administration ➤ Statistics.

Command Line

MAPTOPOSTATS

Task Pane

In Map Explorer, right-click a topology ➤ Statistics

Dialog Box

Topology Statistics dialog box

Saving Topology to Source Drawings
You can save the topology in the current drawing or save it back to the attached
source drawings.
If you retrieved data from source drawings, you can save back the topology
information to the source drawings, and also save the current drawing. Future
work with the topology should be done in the current drawing with the source
drawings active and attached. This method ensures that complete and correct
object data associated with the topology is available.

776 | Chapter 6 Creating and Editing Data

See also:
■

Loading or Unloading Topologies on page 767

■

Adding an Object to the Save Set on page 622

■

Saving New Objects to Attached Drawings on page 627

■

Saving Objects to the Current Drawing on page 628

To save topology to source drawings
1 Click File menu ➤ Drawing Save Set Options ➤ Add Items to Save Set.
2 Use any selection method to add the topology objects to the save set.
3 Click File menu ➤ Save Source Drawing Save Set.
4 In the Save Objects to Source Drawings dialog box on page 1621, under
What To Save, make sure Save Queried Objects is selected.
If you created new node or centroid objects, or if you added objects to a
topology, also select Save Newly Created Objects.
5 If you are saving new objects, select a save order.
6 Click OK.

Quick Reference
ADESAVEOBJS
Saves objects in the save set back to source drawings
Menu

In the Classic workspace, click File menu ➤ Save
Source Drawing Save Set

Icon
Save to Source Drawings
Command Line

ADESAVEOBJS

Dialog Box

Save Objects to Source Drawings dialog box

ADESELOBJS
Creates a set of objects to be saved to source drawings

Creating, Editing, and Managing Topologies | 777

Menu

File menu ➤ Drawing Save Set Options ➤ Add Items
To Save Set

Icon
Add Objects to Save Set
Command Line

ADESELOBJS

Dialog Box

ADESELOBJS (Select Objects for Save Back command)

Correcting or Completing a Topology
If parts of the topology are incomplete (not closed or only part of a polygon),
they are marked and excluded from editing. Two examples of incomplete
topologies created by queries are shown in the following illustration. The
outer polygons in the grid are incomplete because their outside links are parts
of polygons not included in the query.

If you use a location query to retrieve polygons, make sure you use a Crossing
window. If you are using data that is shared with other users, be sure that you
load the topology to ensure that you are using current data.

Completing a Topology
When you complete a topology, AutoCAD Map 3D looks at the objects and
object data in a drawing, and attempts to complete a network or polygon
topology by retrieving further drawing objects, such as links and centroids
referenced by the topology object data tables. Complex polygons, with one
or more islands, must be fully represented, and all internal islands referenced
by a polygon must be present for the option to work.

778 | Chapter 6 Creating and Editing Data

This option completes dangling edges in a network topology, and all
incomplete areas in polygon topologies; however, it might fill islands as well.

Auditing and Recreating a Topology
When you audit a topology, AutoCAD Map 3D checks that a topology is
complete and contains no errors. Any errors found are marked but are not
fixed. Errors in a node topology are not marked.
To reestablish a topology that was edited with nontopology editing commands
such as STRETCH and PEDIT, you recreate the topology; however, topology
data might be lost. You can only recreate a topology in the current drawing;
to recreate topology in an attached drawing, use a query to retrieve the
geometry first. Load the topology before using recreate.
To modify the geometry of a topology (the nodes, links, or polygons), use the
topology editing tools explained in Editing Topologies on page 715.
To create closed polylines for a non-AutoCAD Map 3D user, click Create menu
➤ Create Closed Polylines on page 758. This also works when you are exporting
data to an external file format that does not support topologies.
See also:
■

Overview of Analyzing Drawing Topologies on page 1086

■

Querying a Topology on page 1114

■

Creating a Network Topology on page 695

■

Editing a Partial Topology on page 755

■

Sliver Polygons on page 706

To audit, recreate, or complete a topology
1 In Map Explorer, right-click the topology name. Click an option from
the Administration submenu.
To test the integrity of a network topology
1 Click Analyze menu ➤ Network Analysis.
2 Select the network the topology to test.
3 In the Topology Network Analysis - Select Method dialog box, click Flood
Trace on page 1100. Click Next.

Creating, Editing, and Managing Topologies | 779

4 Select select a starting point for the analysis. Click Next.
5 Set the Maximum Resistance to a value so that all links will be flooded.
Click Next.
6 Select Highlight. Choose a color that is different from the color of the
links.
7 Click Finish.
If some links are not flooded, the topology may be incorrect. Use the topology
editing tools on page 716to correct the topology.

Quick Reference
MAPTOPOAUDIT
Checks that a topology is complete and contains no errors
Menu

Click Map ➤ Topology ➤ Administration ➤ Audit.

Command Line

MAPTOPOAUDIT

Task Pane

In Map Explorer, right-click a
topology ➤ Administration ➤ Audit

MAPTOPOCOMP
Completes a network or polygon topology
Menu

Click Map ➤ Topology ➤ Administration ➤ Complete.

Icon
Complete Topology
Command Line

MAPTOPOCOMP

Task Pane

In Map Explorer, right-click a
topology ➤ Administration ➤ Complete

MAPTOPORECR
Reestablishes a topology that was edited with nontopology editing commands
such as STRETCH, PEDIT, and MOVE
Menu

Click Map ➤ Topology ➤ Administration ➤ Recreate.

780 | Chapter 6 Creating and Editing Data

Icon
Recreate Topology
Command Line

MAPTOPORECR

Task Pane

In Map Explorer, right-click a
topology ➤ Administration ➤ Recreate

Dialog Box

Topology Selection dialog box

Saving and Loading Settings Using Profiles
You can save your topology overlay analysis or network analysis (path trace,
best route analysis, or flood trace) settings in a profile and use them again
later. This can save time if you plan to use the same settings more than once.
Profiles are also useful when you automate topology analysis with scripts.
Topology profiles are saved as *.tpf files.
NOTE You cannot use profiles to save settings for creating topologies, buffering
topologies, or dissolving topologies. Topology profiles can be used to save topology
overlay analysis or network topology analysis (path trace, best route analysis, or
flood trace) settings only.
You can edit topology profiles in AutoCAD Map 3D and then save your
changes, choosing either to replace an existing profile or save it as a new
profile.
WARNING Do not edit topology profiles outside of AutoCAD Map 3D. Doing so
may produce unexpected results.
See also:
■

Performing a Shortest Path Trace on page 1090

■

Performing a Best Route Analysis on page 1093

■

Performing a Flood Trace on page 1099

■

Overlaying Two Topologies on page 1102

Creating, Editing, and Managing Topologies | 781

To save topology analysis settings in a profile
1 Do one of the following:
■

Click Analyze menu ➤ Overlay.

■

Click Analyze menu ➤ Network Analysis.

2 Specify the settings to save. For more information, see Analyzing Drawing
Topologies on page 1085.
3 Click Save.
4 In the Save Topology Profile dialog box, enter a name for the profile.
Click Save.
To load an existing topology profile
1 In any of the Topology Overlay Analysis or Network Topology Analysis
dialog boxes, click Load.
2 In the Select Topology Profile dialog box, select the profile to load.
Topology profiles are saved as *.tpf files.
3 Click Open.
The settings from the selected profile become current.
To rename or delete profiles
■

Right-click the profile in the Select Topology Profile or Save Topology
Profile dialog box. Click Rename or Delete.

Quick Reference
MAPANOVERLAY
Overlays one topology with another, and creates a new topology
Menu

Click Map ➤ Topology ➤ Overlay.

Icon
Overlay Topology
Command Line

MAPANOVERLAY

782 | Chapter 6 Creating and Editing Data

Task Pane

In Map Explorer, right-click a
topology ➤ Analysis ➤ Overlay

Dialog Box

Topology Overlay Analysis - Analysis Type dialog box

MAPANTOPONET
Traces through a network topology (shortest path, best route, or flood trace)
Menu

Click Map ➤ Topology ➤ Network Analysis.

Icon
Network Analyze
Command Line

MAPANTOPONET

Task Pane

In Map Explorer, right-click a network
topology ➤ Analysis ➤ Network Analysis

Dialog Box

Network Topology Analysis - Select Method dialog
box

Renaming Topologies and Changing Their
Descriptions
You can change the name, description, or both of a complete, loaded topology.
When you rename a topology, AutoCAD Map 3D renames the object data
table containing the topology relationship data.
Before you rename a topology or change its description, do the following:
■

Attach all source drawings that are referenced by the topology. If the source
drawings are not attached, you could corrupt your data set.

■

Load the topology from the current drawing.

■

To rename a topology or change its description without creating a backup
of an attached drawing, disable the Create Backup File Of Source Drawing
option of the Save Back tab of the AutoCAD Map Options dialog box.

NOTE You cannot undo this operation using the UNDO command.
See also:
■

Loading or Unloading Topologies on page 767

Creating, Editing, and Managing Topologies | 783

■

Overview of Attaching Drawings on page 144

■

Setting Save Back Options on page 634

To change the name, description, or both of a topology
1 In Map Explorer, right-click the topology name ➤ Administration ➤
Rename.
You can only rename topologies that are loaded and completely
represented.
2 In the Rename Topology dialog box on page 1707, edit the name or
description. Click OK.
Names can contain letters, numbers, and the underscore and hyphen
characters. Names cannot contain spaces.

Quick Reference
MAPTOPOREN
Changes the name and description of a topology
Menu

Click Map ➤ Topology ➤ Administration ➤ Rename.

Command Line

MAPTOPOREN

Task Pane

In Map Explorer, right-click a
topology ➤ Administration ➤ Rename

Dialog Box

Rename Topology dialog box

Deleting Topologies
When you delete a topology, the topology relationship data (object data) is
deleted from objects referenced by the selected topology. You can choose to
delete the referenced objects as well.
Load a topology and verify that it is completely represented before deleting
it. This ensures that all pieces of the topology are deleted, including pieces in
attached source drawings. If you delete an incomplete topology, the corrupt
topology still exists in the source drawings that were not attached.

784 | Chapter 6 Creating and Editing Data

See also:
■

Loading or Unloading Topologies on page 767

■

Overview of Creating Topologies on page 689

To delete a topology
1 In Map Explorer, right-click the topology name ➤ Administration ➤
Delete.
NOTE Load a topology and verify that it is completely represented before
deleting it.
2 In the Delete Topology dialog box on page 1690, select Delete Geometry
to delete the referenced objects from the current drawing. The topology
relationship data is automatically deleted when you delete a topology.
3 Click OK to delete the topology.

Quick Reference
MAPTOPODEL
Removes topology data from objects and optionally deletes the objects
Menu

Click Map ➤ Topology ➤ Administration ➤ Delete.

Command Line

MAPTOPODEL

Task Pane

In Map Explorer, right-click a
topology ➤ Administration ➤ Delete

Dialog Box

Topology Selection dialog box

Using Map Editing Tools
You can use the AutoCAD Map 3D editing tools to edit your maps and spatial
data. For information about editing objects and design data, see the AutoCAD
Help.
To use Map editing tools
■

To use the AutoCAD Map 3D editing tools on page 786

Using Map Editing Tools | 785

■
■
■
■
■
■
■
■
■
■
■
■
■

To move, rotate, or scale an object on page 789
To rubber sheet two maps on page 792
To define text location on page 794
To fill a closed polyline with a solid-looking hatch on page 796
To break objects at a boundary on page 798
To save the data back to the source drawings after a boundary break on
page 799
To create an enlarged map section on page 800
To trim objects inside a boundary on page 802
To use grips on page 804
To create centroids for polygons and closed polylines on page 807
To match map edges on page 808
To save the edited objects back to the source drawings on page 809
To digitize points using coordinates on page 809

Overview of Using the Map Editing Tools
AutoCAD Map 3D provides special editing tools for editing maps and spatial
data, as well as AutoCAD editing tools for editing drawing objects and design
data.
Examples: Stretching a new subdivision map into a preexisting parcel map
and aligning the two maps geographically, breaking a large city map into three
tiled sections, or creating a seamless join across two or more maps.
WARNING If you use these methods on a topology, they can make it invalid and
impossible to re-create. Use topology editing commands on page 715 instead.
For information about editing objects and design data, see the AutoCAD Help.
See also:
■

Editing Topologies on page 715

■

Overview of Bringing in Drawing Data From DWG Files on page 297

To use the AutoCAD Map 3D editing tools
1 Open the drawing containing the objects you want to edit or query the
objects into the current drawing.
2 Use one or more of the following AutoCAD Map 3D editing commands:
■

Transform on page 789

786 | Chapter 6 Creating and Editing Data

■

Rubber Sheet on page 792

■

Define Text Location on page 794

■

Fill Closed Polylines on page 796

■

Fill Polygons on page 819

■

Boundary Break on page 798

■

Create an Enlarged Map Section on page 799

■

Boundary Trim on page 802

■

Manually Edit on page 804

■

Creating Centroids for Polylines on page 805

■

Match Map Edges on page 808

Notes and Warnings
■

To perform general and object-specific editing operations, use the AutoCAD
editing commands. For more information, see the AutoCAD Help.

■

Do not use any of the methods described above to edit topologies; you
might not be able to recreate the topology. Use the topology editing
commands on page 715 instead.

Quick Reference
ADEFILLPOLYG
Fills a selected polygon
Command Line

ADEFILLPOLYG

Dialog Box

ADEFILLPOLYG (Fill Closed Polyline command)

ADERSHEET
Performs rubber sheeting on selected objects
Menu

Modify menu ➤ Rubber Sheet

Command Line

ADERSHEET

Dialog Box

ADERSHEET (Rubber Sheet command)

Using Map Editing Tools | 787

ADETEXTLOC
Specifies a new label point for an object
Menu

Create menu ➤ Map Labelpoint Location

Icon
Map Labelpoint Location
Command Line

ADETEXTLOC

Dialog Box

ADETEXTLOC (Map Labelpoint Location command)

ADETRANSFORM
Moves, scales, and rotates a set of objects
Menu

Modify menu ➤ Transform

Command Line

ADETRANSFORM

Dialog Box

ADETRANSFORM (Transform command)

MAPBREAK
Breaks objects along a selected or defined boundary
Menu

Modify menu ➤ Boundary Break

Icon
Boundary Break
Command Line

MAPBREAK

Dialog Box

Break Objects at Boundary dialog box

MAPCREATECENTROIDS
Creates a centroid in a polygon and moves data to the centroid
Menu

Create menu ➤ Centroids

Icon
Create Centroids
Command Line

MAPCREATECENTROIDS

Dialog Box

Create Centroids dialog box

788 | Chapter 6 Creating and Editing Data

MAPTRIM
Trims objects to a set of edges
Menu

Modify menu ➤ Boundary Trim

Icon
Boundary Trim
Command Line

MAPTRIM

Dialog Box

Trim Objects at Boundary dialog box

Moving, Rotating, and Scaling an Object
You can simultaneously move, rotate, and scale a group of objects using the
Transform editing tool.

Differences From Simple Transformation Settings
The Transform editing tool works very differently from the Simple
Transformation settings on page 155 in the Drawing Settings dialog box. The
Simple Transformation settings temporarily adjust the position of objects as
they are retrieved during the query process. AutoCAD Map 3D reverses these
transformations during save back. The Transform editing tool permanently
scales, moves, and rotates objects within the current drawing.
See also:
■

ADETRANSFORM (Transform command) on page 1387

To move, rotate, or scale an object
1 Click Modify menu ➤ Transform.
2 Specify whether you want to select objects or use all objects on a specified
layer.
3 Select the objects you want to transform, or select a layer.
4 Define the base point.
The rotation and scaling occur around this point.

Using Map Editing Tools | 789

5 Specify a base rotation and scale, separated by a comma. For a simple
transformation, set the base rotation to 0 and the base scale to 1.
6 Define a new zero point.
Selected objects are offset by the difference between the original base
point and the new point.
7 Define a new rotation and scale, separated by a comma.
Selected objects are rotated the difference between the new rotation and
the old rotation. They are scaled based on the ratio of the new scale to
the old scale.

Quick Reference
ADETRANSFORM
Moves, scales, and rotates a set of objects
Menu

Modify menu ➤ Transform

Command Line

ADETRANSFORM

Dialog Box

ADETRANSFORM (Transform command)

Rubber Sheeting Two Maps
Rubber sheeting is a nonuniform adjustment of a data set based on the
movement of known control points to new locations. For example, data
collected by aerial survey may be inaccurate because of flight alignment and
camera inaccuracies. By comparing this data with accurate ground survey data,
the aerial data can be stretched or rubber sheeted over the accurate data using
control points and monuments common to both data sets.
Use rubber sheeting when you want two or more different data sets from
different sources to align geographically: for example, when stretching a new
subdivision map into a preexisting parcel map.

790 | Chapter 6 Creating and Editing Data

The reference map is correct, but the map with new details is severely distorted. By
running the Rubber Sheeting command and selecting common control points, the
two maps can be correctly aligned.

When selecting points for rubber sheeting, select points in order around the
perimeter of the object or region to be rubber sheeted.

correct

incorrect

The selected points are treated as the vertices of a polygon, so you will get
better results if you select the points sequentially around the perimeter.
Objects that have a given shape, such as circles, arcs, and ellipses, retain their
original shape.
WARNING Use rubber sheeting only when absolutely necessary because it can
severely compromise the accuracy of your data.

Using Map Editing Tools | 791

Because rubber sheeting is not a linear transformation, it is difficult to reverse
the effects of the transformation and return a drawing to its original state.
You should save your drawing before you perform a rubber sheeting operation.

Changing Scale
Do not rubber sheet two maps drawn at different scales. If you do, the
command matches objects and changes the original scaling of text and blocks
to match the new scaling, which can change data significantly. You should
use rubber sheeting as a last resort after exhausting other methods of object
editing and coordinate adjustment.
If you are working with two maps that have different scales and coordinate
systems, first decide which coordinate system to use for the reference map.
Then set the coordinate systems for the current and source maps.
See also:
■

ADERSHEET (Rubber Sheet command) on page 1386

■

Overview of Coordinate Systems on page 134

Rubber sheet the less accurate data to fit the more accurate data. Perform a
query to bring in the source drawing and apply rubber sheeting to the two
maps. If you have set up a system of control points, or monuments, use this
data as the reference to which you rubber sheet other maps.
To rubber sheet two maps
1 Click Modify menu ➤ Rubber Sheet.
2 When prompted on the command line for Base point 1, specify the first
common feature on map 2, the warped map.
3 When prompted on the command line for Reference point 1, specify the
corresponding feature on map 1, the accurate map.
4 Follow the prompts on the command line and continue specifying base
and reference points. When you're done, press Enter.
The order in which you select the points and the spread of the points
will affect the results. For complex curved figures, the more vertices you
enter, the more accurate the proportionate stretching.
5 Select the objects to rubber sheet. Enter a to select objects by area, or s
to select objects individually. If you queried all objects in the warped
map onto their own layer, select that layer.

792 | Chapter 6 Creating and Editing Data

6 Press Enter to complete the process.

Quick Reference
ADERSHEET
Performs rubber sheeting on selected objects
Menu

Modify menu ➤ Rubber Sheet

Command Line

ADERSHEET

Dialog Box

ADERSHEET (Rubber Sheet command)

Defining the Text Insertion Point
You can add text to objects using the Alter Properties feature in the Define
Query dialog box. By default, AutoCAD Map 3D positions the text at the
centroid of the object.

Using Map Editing Tools | 793

The text position relative to the object is called the label point. You can redefine
the label point using the Map Labelpoint Location option.
To use the label point, choose the .LABELPT dot variable in the Define Text
dialog box when you create the Property Alteration definition in the Define
Query dialog box.
See also:
■

Adding Text to Queried Drawing Objects on page 1061

■

Dot Variables on page 1289

The label point of an object specifies the starting point for text added during
a query property alteration. To define the label point for an object, do the
following:
To define text location
1 Click Create menu ➤ Map Labelpoint Location.
2 Select the object.
3 Click the place on the object where you want the label point to be located.
To use this label point as the text insertion point during a property alteration
on page 1062, choose LABELPT as the insert point.

794 | Chapter 6 Creating and Editing Data

Quick Reference
ADETEXTLOC
Specifies a new label point for an object
Menu

Create menu ➤ Map Labelpoint Location

Icon
Map Labelpoint Location
Command Line

ADETEXTLOC

Dialog Box

ADETEXTLOC (Map Labelpoint Location command)

Filling a Closed Polyline
You can fill closed polylines in your drawing with solid fills and hatch patterns.
For example, you can use one color to show counties with a population over
10,000 and another color to show counties under 10,000.

Filling closed polylines

Using Map Editing Tools | 795

The ADEFILLPOLYG command always creates a hatch object with the solid
fill hatch style.
You can also use the BHATCH command to fill closed polylines. Use the
MPFILL command to fill polygon objects.
NOTE If you move closed polylines that you filled using ADEFILLPOLYG, you must
move the hatch object as well. AutoCAD Map 3D considers the closed polyline
and the hatch object as separate objects.
To fill closed polylines automatically with hatch patterns or solid fills when
performing queries, use the Alter Properties feature in the Define Query dialog
box.
If you set the Create Associative Hatch Objects option on the Query tab of
the AutoCAD Map Options dialog box, AutoCAD Map 3D creates associative
hatch objects for hatch objects created by the ADEFILLPOLYG command, the
ADEQUERY command (using Alter Properties), and the MAPTHEMATIC
command (using a fill).
See also:
■

Using Associative Hatch on page 222

■

Altering the Properties of Queried Drawing Objects on page 1044

■

Modifying Polygon Objects on page 818

■

Altering the Properties of Queried Drawing Objects on page 1044

To fill a closed polyline with a solid-looking hatch
1 On the command line, enter adefillpolyg.
2 Specify whether you want to select objects or fill all objects on a specified
layer.
3 Select the objects or specify a layer.
4 Specify the color for the fill.

Quick Reference
ADEFILLPOLYG
Fills a selected polygon

796 | Chapter 6 Creating and Editing Data

Command Line

ADEFILLPOLYG

Dialog Box

ADEFILLPOLYG (Fill Closed Polyline command)

Breaking Objects at a Closed Boundary
Using the Boundary Break option, you can break any objects that cross a given
line. This capability lets you save maps back to source drawings with clean
edges or plot maps without overlapping borders. It functions like the AutoCAD
BREAK command for a selected set of objects and a polyline boundary.

The text Thonon-les-Bains remains in the central map because the text has a
MiddleCenter justification and insertion point.
The Boundary Break option
■

Breaks vectors and edge objects with start and end points that straddle a
cutting edge.

■

Does not break objects such as blocks, text, hatch patterns, and other
objects with a single insertion point that do not form edges; the insertion
point determines which map contains the object.

Specifying the Boundary Edge
When breaking objects, you can draw a boundary, choose one or more existing
objects that form a closed boundary, or use the save back extents of the active

Using Map Editing Tools | 797

source drawings as the boundary. Using save back extents combines the extents
of all active source drawings as the boundary.
The edges of the boundary do not have to form a rectilinear shape. If you are
breaking using lines of latitude and longitude, the edges form a trapezoidal
shape.

Retaining Object Data
You can also choose to retain existing attached object data and links to external
database records on the objects created by the break.
Once the objects are broken, you can save the data back to the source drawings.
See also:
■

Editing and Saving Objects in Attached Drawings on page 611

■

Defining the Text Insertion Point on page 793

■

Overview of Polygons on page 811

To break objects at a boundary
1 Open a drawing and attach the maps you want.
2 Define and execute a query to retrieve the objects to break.
3 Click Modify menu ➤ Boundary Break.
4 In the Break Objects at Boundary dialog box on page 1404, under
Boundaries, choose how to specify the boundaries for breaking:
■

Use Save Back Extents Of Active Source Drawings — Uses the combined
extents of all active source drawings as the boundary.

■

Select Boundaries — Allows you to choose existing objects in the
current drawing. These objects need to form a closed area but do not
need to be single objects. Click Select and select the objects to use.

■

Define Boundary — Allows you to draw a single closed boundary on
screen. Click Define and specify the boundary.

5 Under Objects To Break, specify whether to select objects manually or
automatically, and whether to use only objects on selected layers.
6 Under Break Method, specify whether to exclude topology objects, and
whether to retain object data on the objects.

798 | Chapter 6 Creating and Editing Data

7 Click OK.
8 In the Confirm Save Back dialog box, click Yes.
The objects are broken according to the location of the save back extents.
To save the data back to the source drawings after a boundary break
1 Click File menu ➤ Save Source Drawing Save Set.
2 Under What To Save, make sure that both Save Queried Objects and Save
Newly Created Object are selected.
3 Under Save Order For Newly Created Objects, select Area. Click OK.

Quick Reference
MAPBREAK
Breaks objects along a selected or defined boundary
Menu

Modify menu ➤ Boundary Break

Icon
Boundary Break
Command Line

MAPBREAK

Dialog Box

Break Objects at Boundary dialog box

Creating an Enlarged Map Section
You can use Boundary Break to show an enlargement of a selected area.

Using Map Editing Tools | 799

Use Boundary Break to isolate an area, then move and scale up the selected area. This
is useful for map inserts.

Adding an inset to a map communicates the focus of the map better.
See also:
■

Breaking Objects at a Closed Boundary on page 797

■

Trimming Objects at a Boundary on page 801

To create an enlarged map section
1 Draw a rectangle around the area you want to enlarge.
2 Break the boundaries on page 798 inside the rectangle.
3 Copy objects from the rectangle to a new location.
4 Rescale the objects to a larger size.

Quick Reference
MAPBREAK
Breaks objects along a selected or defined boundary
Menu

Modify menu ➤ Boundary Break

Icon
Boundary Break
Command Line

MAPBREAK

800 | Chapter 6 Creating and Editing Data

Dialog Box

Break Objects at Boundary dialog box

Trimming Objects at a Boundary
Using the Boundary Trim command, you can specify a closed boundary as a
trimming edge for a selected set of objects. You can use this option to trim
objects inside or outside a boundary. Use Boundary Trim to quickly clear a
circular or rectilinear area in a complex map in order to insert a legend or
label.
You can use this command to enhance plotted maps. After trimming objects
inside an area, you can add text that will not be obscured.

You can use a boundary to trim all objects inside the boundary or outside the boundary.

See also:
■

Overview of Creating Topologies on page 689

Using Map Editing Tools | 801

■

Overview of Polygons on page 811

To trim objects inside a boundary
1 Open a drawing and attach the maps you want.
2 Define and execute a query to retrieve the objects to trim.
3 Click Modify menu ➤ Boundary Trim.
4 Under Boundary, select how to specify the boundary:
■

Reference Last Query Boundary — Use the boundary you used in the
last query.

■

Select Boundary — Use an object in the current drawing as the
boundary. Click Select and select the object to use. The object needs
to form a closed area.

■

Define Boundary — Use a boundary you define. Click Define and
specify the boundary.

5 Under Objects To Trim, specify whether to select objects manually or
automatically, and whether to use only objects on selected layers.
6 Under Trim Method, specify whether to trim inside or outside the
boundary. Specify whether to exclude topology objects, and whether to
retain object data on the objects.
If you select Retain Object Data, object data and external link data is
duplicated on each piece of a trimmed object. If data is not retained, it
remains attached only to the original location.
7 Under Objects That Cannot Be Trimmed, specify what to do with text,
hatch patterns, and blocks that cross the boundary.
8 Click OK.
9 To save the trim with your topology, save your changes back to the source
drawings.
To save the trim results without modifying the original topology, save
the changes to a new drawing.

Quick Reference
MAPTRIM

802 | Chapter 6 Creating and Editing Data

Trims objects to a set of edges
Menu

Modify menu ➤ Boundary Trim

Icon
Boundary Trim
Command Line

MAPTRIM

Dialog Box

Trim Objects at Boundary dialog box

Manually Editing Objects
Although the automatic AutoCAD Map 3D editing tools can correct many
problems, you may need to edit a drawing manually. Use commands such as
FILLET, TRIM, and EXTEND to correct situations similar to those shown in
the following illustration.

WARNING Using these editing commands to edit a topology can corrupt the
topology. Instead, use the Editing topologies on page 715 commands.
You can also use object grips to correct errors. Using grips, you can quickly
correct overlaps of coincident boundaries, such as county lines and roads or
geological boundaries and fault lines.
In this example, you can use the grips to align the two boundaries along the
fault line.

Using Map Editing Tools | 803

See also:
■

Overview of Editing a Topology on page 716

To use grips
1 Click Setup menu ➤ AutoCAD Options. Click the Selection tab.
2 Make sure Enable Grips is selected and click OK.
You can also edit the size and color of the grips. Once grips are enabled,
squares appear on objects when you select them without starting a
command. These squares are the object grips.
3 Select an object so its grips appear.
4 Select an object grip.
To select more than one grip, hold down the Shift key as you select each
grip.
5 Select a new point. The grip you selected is relocated to the selected point,
stretching the rest of the objects associated with that grip.
As you move the cursor, it snaps or locks onto an object grip when it
moves into the square zone representing the grip. You can use this feature
instead of using an object snap such as Endpoint or Midpoint.

Quick Reference
OPTIONS
Customizes the AutoCAD settings
Menu

Setup menu ➤ AutoCAD Options

Command Line

OPTIONS

804 | Chapter 6 Creating and Editing Data

Task Pane

Right-click in the drawing area ➤ Options

Creating Centroids for Polylines
If you have polygon objects or closed polylines with data attached to them,
you can create centroids and move the data to the centroid.
This is useful in the following situations:
■

After you import or digitize objects.

■

Before using editing commands such as Drawing Cleanup, Boundary Break,
or Boundary Trim.

■

When working with topology.

Using Map Editing Tools | 805

Object data attached to closed polylines (above) and object data moved to centroids
(below).

AutoCAD Map 3D checks that the lines do not intersect each other, and that
the area is greater than 0. It then creates a centroid inside each selected polygon
or closed polyline and moves any object data or SQL link data to the centroid.
For an object shaped like a figure eight, AutoCAD Map 3D creates one centroid.
Centroids are created with a Z value of 0.
See also:
■

Creating a Polygon Topology on page 699

■

Creating Centroids for Polygons on page 748

806 | Chapter 6 Creating and Editing Data

To create centroids for polygons and closed polylines
1 Click Create menu ➤ Centroids.
2 In the Create Centroids dialog box on page 1535, specify whether to create
centroids for all closed objects or only for selected closed objects. If only
for selected closed objects, select the polygons and closed polylines.
TIP Click the Quick Select tool to view and filter the object type as you select
objects.
3 Specify the layer on which the centroids should be created.
4 Specify the block to use for centroids, or use ACAD_POINT.
5 Click OK.

Quick Reference
MAPCREATECENTROIDS
Creates a centroid in a polygon and moves data to the centroid
Menu

Create menu ➤ Centroids

Icon
Create Centroids
Command Line

MAPCREATECENTROIDS

Dialog Box

Create Centroids dialog box

Matching Map Edges
Maps that are digitized at different times or that use different coordinate
systems can appear distorted at their edges. Edge matching creates a seamless
join across two or more maps.
Use the edge-matching process on one layer at a time. You might edge match
the roads on the two maps first.
You can avoid using edge matching by digitizing a complete map in one
session, rather than breaking the map into smaller sections. If you must digitize

Using Map Editing Tools | 807

a map in sections, allow a 3-5% overlap along the edges of a map tile and
digitize both linear and point features on each tile that are common to both
tiles of the map.
See also:
■

Overview of Digitizing Maps on page 884

■

Digitizing Points Using Coordinates on page 809

To match map edges
1 Open a drawing and attach the maps you want to match at edges.
2 Define a query to retrieve the objects to match:
■

Click Setup menu ➤ More DWG Options ➤ Define Query.

■

Define a location condition with a buffer fence option. When defining
the buffer fence, select the edge to match and specify a suitable buffer
fence width.

■

You can also add a property condition to select objects on a specific
layer.

3 Click Modify menu ➤ Drawing Cleanup.
4 In the Drawing Cleanup - Select Objects dialog box, click Select All. You
can specify the layer(s) you want to use, for example, the layer containing
road data, and anchor objects as needed. Click Next.
5 In the Select Actions Page, in the Cleanup Actions list, click Snap Clustered
Nodes and then click Add.
6 In the Selected Actions list, click Snap Clustered Nodes. Under Cleanup
Parameters, set Tolerance to a value just greater than the offset distance
between objects. You can type a value in the Tolerance box or click Pick
to specify the tolerance in the drawing.
7 Under Options, choose Automatically. Click Next.
8 In the Cleanup Methods Page, under Cleanup Method, select Modify
Original Objects.
9 You can save your settings in a profile on page 650 to use again later.
10 Click Finish to start the drawing cleanup operation.
11 In the Confirm Save Back dialog box, click Yes.

808 | Chapter 6 Creating and Editing Data

The objects are now contiguous across the map edges. Repeat steps 4 to
11 for all other layers and objects in the edge matching part of the maps.
To save the edited objects back to the source drawings
1 Click File menu ➤ Save Source Drawing Save Set.
2 Under What To Save, make sure Save Queried Objects is selected. Click
OK.
All the objects are now matched at their edges.

Quick Reference
MAPCLEAN
Performs drawing cleanup operations
Menu

Modify menu ➤ Drawing Cleanup

Icon
Drawing Cleanup
Command Line

MAPCLEAN

Dialog Box

Drawing Cleanup

Digitizing Points Using Coordinates
You can digitize new points in existing maps with precision by using the Track
Coordinates feature to specify the exact coordinates of the points.
See also:
■

Tracking Coordinates on page 941

■

Matching Map Edges on page 807

To digitize points using coordinates
1 In Map Explorer, right-click the current drawing. Click Track Coordinates.
2 In the Track Coordinates pane, click Select Coordinate System.

Using Map Editing Tools | 809

3 In the Select Global Coordinate System dialog box, choose the coordinate
system.
4 Click OK.
The Track Coordinates pane displays the code and description of the
coordinate system you chose.
5 Start the command for which you want to enter coordinates.
6 In the X and Y text boxes, type the coordinates of the point to digitize.
7 Do one of the following:
■

Click Digitize.

■

Press Enter.

The appropriate coordinates are entered on the command line. You can
continue to enter coordinates.

Quick Reference
MAPTRACKCS
Tracks the coordinates of the cursor in any coordinate system
Menu

Analyze menu ➤ Track Coordinate Sytem....

Icon
Track Coordinates
Command Line

MAPTRACKCS

Task Pane

In Map Explorer, right-clickCurrent Drawing ➤ Track
Coordinates

Working with Polygon Objects
A polygon is a closed area that stores information about its inner and outer
boundaries, and about other polygons nested or grouped with it. The polygon
object (called the mpolygon) allows accurate translation of data between
AutoCAD Map 3D and other GIS packages.

810 | Chapter 6 Creating and Editing Data

To work with polygon objects
■
■
■
■
■
■
■
■
■
■
■
■
■
■
■
■
■
■

To work with polygons on page 813
To create a polygon object on page 816
To set the Fill property for polygon objects on page 816
To add boundaries on page 819
To delete boundaries on page 819
To move boundaries on page 820
To edit nodes on a boundary on page 820
To change the boundary type on page 821
To rebalance the polygon object on page 821
To edit the fill property for the polygon object on page 821
To set the default fill pattern for polygons on page 822
To split a polygon object on page 824
To convert polylines to polygons on page 826
To convert a polygon topology to polygons on page 829
To create centroids for polygons and closed polylines on page 832
To change the default setting for importing polygons on page 833
To change the default fill for polygons on page 833
To change the display of polygon edges on page 834

Overview of Polygons
A polygon is an object type with closed boundaries. Polygons store information
about their inner and outer boundaries, and about other polygons nested
within them or grouped with them.
Polygons can represent areas such as city limits, county boundaries, state
borders, buildings, and parcels, as well as more complex objects, such as islands.
Example: A state map could be composed of a single polygon with an outer
boundary representing the state, interior boundaries representing lakes, and
boundaries within those boundaries representing islands. A country map could
be composed of individual polygons representing each state.
The following table defines common terms used to describe the structure of
polygons.
Term

Definition

Boundaries

Closed boundaries that make up a polygon. Polygons can have
multiple non-intersecting boundaries, or boundaries nested
within boundaries.

Working with Polygon Objects | 811

Term

Definition

Balancing

Process of recalculating which boundaries are outer or inner.
Nested boundaries are alternately classified as outer and inner.
That is, the outermost boundary is classified as an outer
boundary. A boundary nested within this boundary is an inner
boundary. A boundary nested within the inner boundary is
classified as an outer boundary.

Inner boundary

Nested boundary that is totally within an outer boundary.

Outer boundary

The outermost boundary for any discreet set of boundaries that
define the polygon, or a boundary residing within an inner
boundary. A polygon can have several unnested outer boundaries
and several nested outer boundaries.

Understanding Boundaries
The figure below shows two polygon objects, each with three boundaries. The
one on the left has two discrete outer boundaries and one inner boundary.
The inner boundary is nested within the second discrete outer boundary. The
polygon on the right also has two outer boundaries and one inner boundary.
However, the second outer boundary is nested within the inner boundary.

Polygon objects maintain a tree structure to keep track of the boundaries and
identify nesting levels. The illustration below shows the different tree structures
for the two objects shown above. The first polygon tree contains two branches,
while the second polygon tree contains a single branch.

812 | Chapter 6 Creating and Editing Data

In addition to outer and inner boundaries, there is an Annotation boundary
type. This boundary has the characteristics of an inner boundary, but only
affects the display of the pattern fill and is ignored when calculating the area
or interior of the polygon object. Its primary purpose is to allow you to
annotate your drawings without the fill pattern of the polygon obscuring the
annotations. The annotation will typically consist of text or blocks.
See also:
■

Creating Polygon Objects on page 816

■

Modifying Polygon Objects on page 818

■

Setting Polygon Options on page 832

To work with polygons
■

To create a polygon object on page 816

■

To add boundaries on page 819

■

To convert polylines to polygons on page 826

■

To convert a polygon topology to polygons on page 829

■

To create centroids for polygons and closed polylines on page 832

■

To change the default setting for importing polygons on page 833

Quick Reference
MAPCREATECENTROIDS
Creates a centroid in a polygon and moves data to the centroid
Menu

Create menu ➤ Centroids

Working with Polygon Objects | 813

Icon
Create Centroids
Command Line

MAPCREATECENTROIDS

Dialog Box

Create Centroids dialog box

MAPPOLYLINETOPOLYGON
Converts closed polylines to polygons
Menu

At the Command prompt, enter
mappolylinetopolygon.

Icon
Convert Polylines to Polygons
Command Line

MAPPOLYLINETOPOLYGON

MAPTOPOLOGYTOPOLYGONS
Converts an existing polygon topology to polygons
Menu

At the Command prompt, enter
maptopologytopolygons.

Icon
Convert Topology to Polygons
Command Line

MAPTOPOLOGYTOPOLYGONS

Dialog Box

Create Polygons From Topology dialog box

MAPUSEMPOLYGON
Turns on and off the ability to use mapping polygons
Command Line

MAPUSEMPOLYGON

Dialog Box

MAPUSEMPOLYGON

MAPMPEDIT
Edits polygons
Menu

Click Modify ➤ Edit MPolygon.

814 | Chapter 6 Creating and Editing Data

Icon
Edit Polygon
Command Line

MAPMPEDIT

Dialog Box

MAPMPEDIT (Edit Polygon command)

MPFILL
Sets the default fill for polygons
Menu

At the Command prompt, enter mpfill.

Icon
Polygon Fill Settings
Command Line

MPFILL

Dialog Box

Polygon Fill Properties dialog box

MPOLYGON
Creates polygons
Menu

Create ➤ Mpolygon

Icon
MPolygon
Command Line

MPOLYGON

MPSPLIT
Splits an existing polygon into two new polygons
Menu

At the Command prompt, enter mpsplit.

Icon
Split Polygon
Command Line

MPSPLIT

Dialog Box

MPSPLIT (Split Polygon command)

Working with Polygon Objects | 815

Creating Polygon Objects
Create polygon objects by selecting existing closed polyline objects and circles,
or by specifying points.
The boundaries of a polygon object can overlap or touch, but they cannot
cross. When you pick points to draw a boundary, a point will be rejected if it
causes the boundary to cross itself or if it crosses a previous boundary created
by the command.
You select the fill color and pattern used to fill polygon objects. For color, you
can choose from a variety of colors including true colors and colors from
imported color books. For pattern, you can choose a predefined hatch pattern,
a simple line pattern of your own design, a more complex hatch pattern, or
a solid color. You can also create a gradient fill, which uses a transition between
shades of one color or between two colors. Gradient fills can be used to give
the appearance of light reflecting on an object.
See also:
■

Converting Polylines to Polygons on page 825

■

Converting Polygon Topology to Polygons on page 827

■

Modifying Polygon Objects on page 818

■

Setting Polygon Options on page 832

To create a polygon object
1 Click Create menu ➤ Mpolygon.
2 Click in the drawing to specify a start point, or select an existing object
to include in the polygon.
3 Optionally, enter a to draw an arc as part of the polygon.
4 Repeat Step 2 to add objects or specify more points.
5 Enter c to close the polygon.
To set the Fill property for polygon objects
1 On the command line, enter mpfill. Press Enter.
2 Enter f.

816 | Chapter 6 Creating and Editing Data

3 In the Polygon Fill Properties dialog box on page 1558, set the polygon fill
properties.
These properties are applied to the polygon that you are drawing and all
new polygons you create or convert.
To fill with...

Do this in the Polygon Fill Properties dialog
box...

Solid

■

Click the Hatch tab.

■

For Pattern Type, select Predefined.

■

For Pattern Name, select Solid.

■

For Fill Color, select the fill color. Choose "Select
Color" to select from a large palette of colors.

■

Click the Hatch tab.

■

For Pattern Type, select Predefined.

■

For Pattern Name, select a pattern.

■

Click the Hatch tab.

■

For Pattern Type, select User Defined.

■

Specify the angle and spacing of the hatch pattern.

■

Click the Gradient tab.

■

Select the number of colors to use for the gradient
fill.

■

Select the colors.

■

Use the Shade/Tint slider to adjust the color.

■

Click a pattern.

■

Select Center to create a symmetrical fill, or clear
Center to move the "highlight" up and to the left.

■

Specify an angle for the "highlighted" area.

Predefined hatch pattern

User defined hatch pattern

One or two color gradient

4 Continue creating the polygon by following the steps in the previous
procedure.

Working with Polygon Objects | 817

Quick Reference
MPOLYGON
Creates polygons
Menu

Create ➤ Mpolygon

Icon
MPolygon
Command Line

MPOLYGON

Modifying Polygon Objects
You can edit a polygon by editing its boundaries (adding, deleting, moving,
or disconnecting them), changing its fill properties, moving nodes in a
boundary, changing individual boundary types to Inner or Outer, or
rebalancing the polygon. For explanations of these terms, see Overview of
Polygons on page 811.

Rebalancing Polygons
If you add or delete boundaries, be sure to rebalance the polygon. A polygon
becomes unbalanced when it does not have correct information about which
is an inner boundary and which is an outer boundary. When you rebalance
the polygon, the nesting order follows an alternating outer/inner/outer order.

Area of a Polygon
The area between an inner and outer boundary is filled or not filled in an
alternating manner. In a balanced polygon, the filled area represents the total
area of the polygon object. The total area of the polygon is calculated by
subtracting the sum of the area of all inner boundaries from the sum of the
area of all outer boundaries.

Filling a Polygon
You can change the default fill color and pattern assigned to polygons. For
color, you can choose from a variety of colors including true colors and colors
from imported color books. For fill pattern, you can select a predefined hatch

818 | Chapter 6 Creating and Editing Data

pattern, define your own hatch pattern, choose a solid color, or define a oneor two-color gradient fill.
See also:
■

Creating Polygon Objects on page 816

■

Setting Polygon Options on page 832

■

Overview of Polygons on page 811

■

To add boundaries on page 819

■

To delete boundaries on page 819

■

To move boundaries on page 820

■

To edit nodes on a boundary on page 820

■

To change the boundary type on page 821

■

To rebalance the polygon object on page 821

■

To edit the fill property for the polygon object on page 821

■

To set the default fill pattern for polygons on page 822

To add boundaries
1 Click Modify menu ➤ Edit Mpolygon.
2 In the drawing area, select the polygon to edit.
3 Enter a.
4 Select the polygon or closed polyline to add to the polygon.
The boundary is added to the polygon and assigned an inner or outer
boundary type based on its relationship to the rest of the object
5 Repeat Step 2 to add any other boundaries.
6 When the selection is completed, you can rebalance the polygon by
entering r.
To delete boundaries
1 Click Modify menu ➤ Edit Mpolygon.
2 Select the polygon to edit.

Working with Polygon Objects | 819

3 Enter d to delete the boundary, or enter c to delete the boundary from
the polygon but preserve it as an object.
4 Click a boundary object to delete from the polygon.
The boundary is removed from the polygon.
5 Repeat Step 2 to delete any other boundaries.
6 When the selection is completed, you can enter r to rebalance the
polygon.
To move boundaries
1 Click Modify menu ➤ Edit Mpolygon.
2 Select the polygon to edit.
3 Enter m.
4 Click a boundary object to move within the polygon.
Any nested boundaries within the boundary are also selected.
5 Click in the drawing to specify the base point.
6 Click in the drawing to specify the displacement point.
7 Repeat these steps to move any other boundaries.
To edit nodes on a boundary
1 Click Modify menu ➤ Edit Mpolygon.
2 Select the polygon to edit.
3 Enter e.
4 Click a boundary object to edit.
5 Click the node to edit.
TIP Press the Spacebar to move to the next node.
Enter r to remove the node, m to move the node, or i to insert a new
node.
You can not modify the boundary in a way that would make it cross
another boundary in the polygon. For example, you cannot delete a node
if that would make the current boundary cross an inner boundary.

820 | Chapter 6 Creating and Editing Data

6 When you finish editing nodes, press x to exit node-editing mode.
To change the boundary type
1 Click Modify menu ➤ Edit Mpolygon.
2 Select the polygon to edit.
3 Enter b.
4 Click the boundary object for which you want to change the type.
5 Enter o, i, or a (Outer/Inner/Annotation).
Annotation boundaries behave the same as inner boundaries, but have
no effect on area calculations.
To rebalance the polygon object
1 Click Modify menu ➤ Edit Mpolygon.
2 Select the polygon to edit.
3 Enter r.
The Rebalance option recalculates the polygon tree and reassigns the
Inner/Outer property of all the boundaries based on their nesting level.
To edit the fill property for the polygon object
1 Click Modify menu ➤ Edit Mpolygon.
2 Select the polygon to edit.
3 Enter f.
4 In the Polygon Fill Properties dialog box on page 1558, edit the polygon
fill properties. These properties are applied to the polygon that you are
editing.
To fill with...

Do this in the Polygon Fill Properties dialog box...

Solid

■

Click the Hatch tab.

■

For Pattern Type, select Predefined.

■

For Pattern Name, select Solid.

■

For Fill Color, select the fill color. Choose "Select
Color" to select from a large palette of colors.

Working with Polygon Objects | 821

To fill with...

Do this in the Polygon Fill Properties dialog box...

Predefined hatch pattern

■

Click the Hatch tab.

■

For Pattern Type, select Predefined.

■

For Pattern Name, select a pattern.

■

Click the Hatch tab.

■

For Pattern Type, select User Defined.

■

Specify the angle and spacing of the hatch pattern.

■

Click the Gradient tab.

■

Select the number of colors to use for your gradient
fill.

■

Select the colors.

■

Use the Shade/Tint slider to adjust the color.

■

Click a pattern.

■

Select Center to create a symmetrical fill, or clear
Center to move the "highlight" up and to the left.

■

Specify an angle for the "highlighted" area.

User defined hatch pattern

One or two color gradient

To set the default fill pattern for polygons
1 On the command line, enter mpfill. Press Enter.
2 Select the fill pattern and properties.
All polygons you create or convert will use the new default fill.
Editing Using Grips
In addition to the options described above, you can edit a polygon object
using grips in the same way that you edit a polyline object (stretch a vertex,
move, rotate, scale, etc.).

Quick Reference
MAPMPEDIT

822 | Chapter 6 Creating and Editing Data

Edits polygons
Menu

Click Modify ➤ Edit MPolygon.

Icon
Edit Polygon
Command Line

MAPMPEDIT

Dialog Box

MAPMPEDIT (Edit Polygon command)

MPFILL
Sets the default fill for polygons
Menu

At the Command prompt, enter mpfill.

Icon
Polygon Fill Settings
Command Line

MPFILL

Dialog Box

Polygon Fill Properties dialog box

Splitting Polygon Objects
You can split an existing polygon into two new polygons. The existing polygon
is deleted.
Example: If a parcel is subdivided, you can split the existing parcel.
When you split a polygon, the split line cannot cross itself or cross an internal
boundary of the polygon.

Working with Polygon Objects | 823

This split is allowed.

This split is not allowed because
it crosses an internal boundary.

This split is not allowed because it
touches one of the vertices of the
internal boundary.

When you split the polygon, you can choose to copy any existing data from
the original polygon to both of the new polygons.
See also:
■

Modifying Polygon Objects on page 818

■

Setting Polygon Options on page 832

To split a polygon object
1 On the command line, enter mpsplit. Press Enter.
2 Select the polygon to split.
3 Specify the line to split the polygon:
■

To split the polygon by drawing a line, enter d.
Click in the drawing to specify the first point for the line.
Click to specify the next point, or enter a to draw an arc. For more
information on drawing arcs, see ARC in the AutoCAD Help.

■

To split the polygon by using an existing line, enter s. Select the line
or lines.

4 To copy attached data from the original polygon to the two new polygons,
enter y.
Otherwise, the data is deleted.

Quick Reference
MPSPLIT
Splits an existing polygon into two new polygons
Menu

At the Command prompt, enter mpsplit.

Icon
Split Polygon

824 | Chapter 6 Creating and Editing Data

Command Line

MPSPLIT

Dialog Box

MPSPLIT (Split Polygon command)

Converting Polylines to Polygons
You can convert all, or a selection of, the closed polylines in an existing
drawing to polygon objects. When you convert a closed polyline, the original
polyline is erased and is replaced with a polygon object.
When exporting objects to other formats, use polygons to preserve information
about islands, holes, or discontinuous polygons.
Here are some typical situations in which you may want to convert polylines
to polygons.

Converting Polylines to Polygons

This illustration shows a map made of polylines. Every closed polyline is converted to
a polygon.

Working with Polygon Objects | 825

Converting Nested Polylines to Polygons

This illustration shows a state with lakes as closed polylines.

To create a complex polygon with islands, holes, or discontinuous polygons,
first use the GROUP command to group the objects that you want to include
in the polygon. Then use the MAPPOLYLINETOPOLYGON command.
WARNING When you group objects, only the data from the outermost boundary
is maintained. The data from nested objects is lost.
To preserve nested data, you may want to convert your polylines in steps. For
example, in the illustration above, you could first query in the state and lake
boundaries, group all these objects, and create a polygon. The resulting polygon
will show the state with holes for the lakes, and will maintain only the state
data. Next, query in the lake polylines, do not group them, and then convert
the lake polylines to polygons. Each of the polygons representing the lakes
will have its data attached.
See also:
■

Converting Polygon Topology to Polygons on page 827

■

Overview of Polygons on page 811

■

Setting Polygon Options on page 832

To convert polylines to polygons
1 Set the PROXYGRAPHICS system variable to 0.
2 On the command line, enter mappolylinetopolygon. Press Enter.

826 | Chapter 6 Creating and Editing Data

3 If you already had a selection set, the selected closed polylines are
converted. If you did not have a selection set, select the polylines to
convert. Press Enter.
Each closed polyline in the selection set is converted. If the polyline
belongs to a group, only the first (outermost) polyline is converted. Other
polylines in the group are copied into the polygon as additional
boundaries and the polygon is rebalanced.
When objects are converted to polygons, they use the color or hatch set by
the MPFILL command on page 833.

Quick Reference
MAPPOLYLINETOPOLYGON
Converts closed polylines to polygons
Menu

At the Command prompt, enter
mappolylinetopolygon.

Icon
Convert Polylines to Polygons
Command Line

MAPPOLYLINETOPOLYGON

Converting Polygon Topology to Polygons
You can create polygons from a polygon topology. The polygon topology is
not changed.
When exporting objects to other formats, use polygons to preserve information
about islands, holes, or discontinuous polygons.
Here are some typical situations in which you may want to create polygons
from a polygon topology.

Working with Polygon Objects | 827

This illustration shows a polygon topology. You can create polygons for each polygon
in the polygon topology, which is useful when exporting to other formats.

This illustration shows lakes as part of a state topology. To create a polygon for the
state with "holes" in it for the lakes, select the Group Complex Polygons option.

Converting Polygon Topology with Nested Boundaries
When you have nested polygons in your topology, you have several options
on how to convert them.
If you select the Group Complex Polygons option and all the polygons have
centroids, AutoCAD Map 3D will create a single balanced polygon.
If you do not select the Group Complex Polygons option, AutoCAD Map 3D
will create separate polygons, one for each centroid.
To create a single polygon from polygons nested within each other, each
nested polygon must have a centroid. For example, if you have three polygons
nested one within another, and the middle polygon does not have a centroid,
AutoCAD Map 3D will create separate polygons for the inner polygon and the
outer polygon.

828 | Chapter 6 Creating and Editing Data

See also:
■

Converting Polylines to Polygons on page 825

■

Overview of Polygons on page 811

■

Setting Polygon Options on page 832

To convert a polygon topology to polygons
1 On the command line, enter maptopologytopolygons. Press Enter.
2 For Name, select the topology to convert.
Click Load Topology to select and load the topology.
3 For Layer, select the layer on which you want to place the converted
polygons.
Click Layer Settings to create a new layer and set its properties.
4 Optionally, select Group Complex Polygons to create a single polygon
from nested polygons in the topology.
If one polygon is inside another, they both become boundaries in the
resulting polygon object. There is no specific limit to the nesting level of
polygons grouped with this option, but in some conditions the resulting
inner/outer type of individual boundaries may not be what you
anticipated. You can use the MAPMPEDIT on page 819 command to correct
this.
5 Optionally, select Copy Object Data From Centroid to copy object data
from the polygons to the new polygon objects.
If you selected Group Complex Polygons, the object data is copied only
from the outermost polygon.
6 Optionally, select Copy Database Links From Centroid to copy database
links from the polygons to the new polygon objects.
If you selected Group Complex Polygons, the database links are copied
only from the outermost polygon.
7 Click OK.
When objects are converted to polygons, they use the color or hatch set by
the MPFILL command on page 833.

Working with Polygon Objects | 829

Quick Reference
MAPTOPOLOGYTOPOLYGONS
Converts an existing polygon topology to polygons
Menu

At the Command prompt, enter
maptopologytopolygons.

Icon
Convert Topology to Polygons
Command Line

MAPTOPOLOGYTOPOLYGONS

Dialog Box

Create Polygons From Topology dialog box

Creating Centroids for Polygons
If you have data attached to polygon objects or closed polylines, you can
create centroids for the polygons or closed polylines and move the data to the
centroid.
This is useful after you import or digitize objects, before using editing
commands such as Drawing Cleanup, Map Break, or Map Trim, or when
working with topology.

830 | Chapter 6 Creating and Editing Data

Object data attached to closed polylines (above) and object data moved to centroids
(below).

When you use this feature, AutoCAD Map 3D checks that the selected polygons
or closed polylines are clean; that is, that the lines do not intersect each other,
and that the area is greater than 0.
It creates a centroid inside each selected polygon or closed polyline and moves
any object data or SQL link data to the centroid. For a 'figure eight' object,
AutoCAD Map 3D creates one centroid.
Centroids are created with a Z value of 0.
See also:
■

Creating Polygon Objects on page 816

Working with Polygon Objects | 831

■

Overview of Polygons on page 811

To create centroids for polygons and closed polylines
1 Click Create menu ➤ Centroids.
2 In the Create Centroids dialog box on page 1535, specify whether to create
centroids for all closed objects or only for selected closed objects. If only
for selected closed objects, select those polygons and closed polylines.
TIP Use Quick Select to view and filter the object type as you select objects.
3 Specify the layer on which the centroids should be created.
4 Specify the block to use for centroids, or use ACAD_POINT.
5 Click OK.

Quick Reference
MAPCREATECENTROIDS
Creates a centroid in a polygon and moves data to the centroid
Menu

Create menu ➤ Centroids

Icon
Create Centroids
Command Line

MAPCREATECENTROIDS

Dialog Box

Create Centroids dialog box

Setting Polygon Options
AutoCAD Map 3D uses polygons by default for import and export. If you do
not want to use polygons, for example, for compatibility with an older drawing,
you can select the option to import polygons as polylines. You can also change
the default setting for this option.

832 | Chapter 6 Creating and Editing Data

When objects are imported as polygons, they use the default fill color and
pattern set by the MPFILL command. Boundaries come in as usual, using the
default layer color unless another color is specified in the imported file.
You can change the default fill color and pattern assigned to polygons. For
color, you can choose from a variety of colors including true colors and colors
from imported color books. For fill pattern, you can select a predefined hatch
pattern, define your own hatch pattern, choose a solid color, or define a oneor two-color gradient fill.
You can also change the display of polygon boundaries to display just the
edges, just the fill, or both.
See also:
■

Creating Polygon Objects on page 816

■

Overview of Polygons on page 811

■

To change the default setting for importing polygons on page 833

■

To change the default fill for polygons on page 833

■

To change the display of polygon edges on page 834

To change the default setting for importing polygons
1 On the command line, enter mapusempolygon.
You are asked whether you want to use polygons.
2 Type off or on. Press Enter.
If you turn off mpolygons, AutoCAD Map 3D creates closed polylines for
polygon objects that it imports.
To change the default fill for polygons
1 On the command line, enter mpfill. Press Enter.
2 In the Polygon Fill Properties dialog box on page 1558, select the polygon
fill properties.
To fill with...

Do this in the Polygon Fill Properties dialog box...

Solid

■

Click the Hatch tab.

■

For Pattern Type, select Predefined.

Working with Polygon Objects | 833

To fill with...

Predefined hatch pattern

User defined hatch pattern

One or two color gradient

Do this in the Polygon Fill Properties dialog box...
■

For Pattern Name, select Solid.

■

For Fill Color, select the fill color. Choose "Select Color"
to select from a large palette of colors.

■

Click the Hatch tab.

■

For Pattern Type, select Predefined.

■

For Pattern Name, select a pattern.

■

Click the Hatch tab.

■

For Pattern Type, select User Defined.

■

Specify the angle and spacing of the hatch pattern.

■

Click the Gradient tab.

■

Select the number of colors to use for your gradient
fill.

■

Select the colors.

■

Use the Shade/Tint slider to adjust the color.

■

Click a pattern.

■

Select Center to create a symmetrical fill, or clear
Center to move the "highlight" up and to the left.

■

Specify an angle for the "highlighted" area.

All polygons you create or convert will use the new default fill. You can change
the fill for an existing polygon with the MAPMPEDIT command.
To change the display of polygon edges
1 On the command line, enter polydisplay.
2 Enter e to view edges only, f to view fill only, or b to view both edges
and fill.
3 On the command line, enter regen.

834 | Chapter 6 Creating and Editing Data

Quick Reference
MAPUSEMPOLYGON
Turns on and off the ability to use mapping polygons
Command Line

MAPUSEMPOLYGON

Dialog Box

MAPUSEMPOLYGON

MPFILL
Sets the default fill for polygons
Menu

At the Command prompt, enter mpfill.

Icon
Polygon Fill Settings
Command Line

MPFILL

Dialog Box

Polygon Fill Properties dialog box

POLYDISPLAY
Specifies whether to display edges only, fill only, or both for polygons
Menu

At the Command prompt, enter polydisplay.

Icon
Polygon Display Mode
Command Line

POLYDISPLAY

Adding and Deleting Annotation
Use annotation to quickly and easily label objects with their attribute values,
display properties, and geometric values. For more information see Annotating
Drawing Objects on page 904.

Adding and Deleting Annotation | 835

Using Object Classification
Use object classification to organize drawing objects in your map based on
the real-world objects that they represent. When you create an object using
object classification, the object automatically has properties and values assigned
to it based on its classification.
NOTE This functionality applies to drawing objects only.
■
■
■
■
■
■

Overview of Object Classification on page 836
Creating Classified Drawing Objects on page 842
Assigning an Object Class on page 843
Editing Object Class Data on page 845
Selecting Objects by Object Class on page 846
Attaching an Object Class Definition File on page 849

See also:
■

Overview of Object Classification on page 836

■

Setting Up Object Classification on page 108

To use object classification
To use object classification on page 838
To create a classified drawing object on page 842
To assign an object class to an existing object on page 843
To unclassify an object on page 844
To edit object class data for an object on page 845
To select objects in your current map, based on their object class on page
847
■ To select objects in source drawings, based on their object class on page
847
■ To attach an object class definition file on page 849
■
■
■
■
■
■

Overview of Object Classification
Object classification helps organize and select objects in your drawings.
Use object classification to organize objects in your drawing based on the
real-world features that they represent, for example, roads or manholes. When
you create an object using object classification, the object automatically has

836 | Chapter 6 Creating and Editing Data

properties and values assigned to it based on its object classification. In
addition, you can find or select all objects in an object class.

Setting Up Object Classification
■

Start by determining the standard objects you use in your organization.
For example, if your organization produces road maps, you may want a
set of standard road objects, such as Primary Road and Secondary Road.

■

Determine the set of properties and data for each standard object type. For
each one, define an object class that specifies the properties and data for
that object type. All object class definitions are stored in an object class
definition file.
For example, you may want all Primary Roads to be use a polyline with a
thick lineweight, be on the Primary Roads layer, and have object data
associated with them that lists values for speed limit and number of lanes.
Similarly, Secondary Roads might go on the Secondary Roads layer, use a
thin lineweight, and include information on surface type.

■

Use object class definitions to create objects with a standard set of properties
and data assigned to them.
For example, if you use the Create Classified Object command to create a
Primary Road, it is created with a polyline, a thick lineweight, on the
Primary Roads layer, and with object data that lists values for speed limit
and number of lanes. When you create a secondary road, it is on the
Secondary Roads layer, with a thinner lineweight, and different values for
surface type and number of lanes.

When you select an object that was created using object classification, the
properties that are associated with that object class are displayed on the Object
Class tab of the Properties palette. For example, when you select a road, the
Properties palette shows you the layer, lineweight, surface type, and number
of lanes. Edit properties by entering new values in the window.

Using Object Classification | 837

When you select a road in your drawing, the Object Class tab shows all the properties
associated with the object class Road. Edit a value by clicking in the box and selecting
an item from the list.

See also:
■

Overview of Setting Up Object Classification on page 109

To use object classification
1 Attach an object class definition file on page 849.
2 Define an object class on page 112.
This step is often performed by the CAD Manager in your organization.
3 Use object classification to standardize the objects in your drawings.
■

Create new objects using object classification on page 842.
These new objects are created using the standard properties specified
for the object class.

■

Assign an object class to an existing object on page 843.
The properties and data associated with the object are changed to
match the standards specified for the object class.

Once you have drawing objects in your drawing, you can do the following:
■

Edit object class data for an object on page 845.

■

Select objects by object class on page 847.

■

Query objects from source drawings by object class name on page 1030.

838 | Chapter 6 Creating and Editing Data

■

Query objects from source drawings by object class properties on page 1033.

■

Modify objects based on their object class on page 1052.

■

Add text to objects based on object class values on page 1062.

■

Create a report that lists the object class properties of selected objects on
page 1218.

■

View information about attached drawings on page 160.

Quick Reference
PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

CLASSIFY
Classifies existing objects
Menu

Click Map ➤ Feature Classification ➤ Classify Objects.

Icon
Classify Objects
Command Line

CLASSIFY

Task Pane

In Map Explorer, under Current Drawing, right-click
Object Classes ➤ Select Classified Objects

Dialog Box

Classify dialog box

Create Classified Object
Creates a new object based on the object classification definition

Using Object Classification | 839

Task Pane

In Map Explorer, under Current Drawing, right-click
an object class ➤ Create Classified Object

FEATUREDEF
Defines a new object class based on an example in thecurrent drawing
Menu

Click Setup ➤ Classification Tools ➤ Define Object
Class.

Icon
Define Object Class
Command Line

FEATUREDEF

Task Pane

In Map Explorer, under Current Drawing,
right-clickObject Classes ➤ Define Object Class

Dialog Box

Define Object Classification dialog box

MAPSELECTCLASSIFIED
Selects all classified objects
Menu

Click Map ➤ Feature Classification ➤ Select Features.

Icon
Select Classified Objects
Command Line

MAPSELECTCLASSIFIED

Task Pane

In Map Explorer, under Current Drawing,
right-clickObject Classes ➤ Select Classified Objects

Dialog Box

MAPSELECTCLASSIFIED (Select Classified Objects
command)

MAPSELECTUNCLASSIFIED
Selects all objects that have no classification assigned to them
Menu

Click Map ➤ Feature Classification ➤ Select
Unclassified.

Command Line

MAPSELECTUNCLASSIFIED

Task Pane

In Map Explorer, under Current Drawing,
right-clickObject Classes ➤ Select Unclassified

840 | Chapter 6 Creating and Editing Data

Dialog Box

MAPSELECTUNCLASSIFIED (Select Unclassified
Objects command)

MAPSELECTUNDEFINED
Selects all objects whose classification is not defined in the current object
class definition file
Menu

Click Map ➤ Feature Classification ➤ Select
Undefined.

Command Line

MAPSELECTUNDEFINED

Task Pane

In Map Explorer, under Current Drawing,
right-clickObject Classes ➤ Select Undefined

Dialog Box

MAPSELECTUNDEFINED (Select Undefined Objects
command)

NEWDEF
Creates a new object class definition file
Menu

Click Setup ➤ Classification Tools ➤ New Definition
File.

Command Line

NEWDEF

Task Pane

In Map Explorer, under Current Drawing,
right-clickObject Classes ➤ New Definition File

Dialog Box

New Object Class Definition File dialog box

UNCLASSIFY
Removes classification from an object
Menu

Click Modify ➤ Unclassify Objects.

Icon
Unclassify Objects
Command Line

UNCLASSIFY

Task Pane

In Map Explorer, under Current Drawing,
right-clickObject Classes ➤ Select Classified Objects

Using Object Classification | 841

Creating Classified Drawing Objects
Use object classes to create new objects with a predefined set of properties and
values.
When you create a drawing object using object classification, properties are
set to allowable values and data is attached. In addition, the object is tagged
with the name of its object class.
For example, if you create a road using a Road object class, you are prompted
to create a normal polyline. The polyline is created on the Roads layer, has
the default properties for a road, and has the data values specified for a road
feature.
After you create a classified object, you can use the Object Class tab of the
Properties palette to edit the data associated with the object class.
To create classified objects , you must have an object class definition file
attached to your drawing. For information on the location of the object class
definition file, consult your CAD manager.
NOTE If an object class was defined with a create method of None, or if it was
defined as a base class only, you cannot create an object using that object class.
See also:
■

Overview of Object Classification on page 836

■

Editing Object Class Data on page 845

■

Attaching an Object Class Definition File on page 849

To create a classified drawing object
1 In Map Explorer, right-click an object class. Click Create Classified Object.
If no object classes are listed in Map Explorer, attach an object class
definition file on page ?. For information on the location of the object
class definition file, consult your CAD manager.
2 Create the object as prompted.
When you create the object, object data, external data, and topology data
are attached. Other properties included in the object class definition are
set to the current drawing setting. If this setting is not within the range
of allowable values for this property, the default value is used.

842 | Chapter 6 Creating and Editing Data

3 If necessary, edit the properties on page 845 for this object.

Quick Reference
Create Classified Object
Creates a new object based on the object classification definition
Task Pane

In Map Explorer, under Current Drawing, right-click
an object class ➤ Create Classified Object

Assigning an Object Class
Classify existing objects by assigning object classes to them. When you classify
an object, the properties and data of the selected object class are assigned to
the object.
Before you assign an object class, make sure that the properties specified in
the object class definition are available in the drawing. For example, if the
object class definition specifies a linetype, make sure the specified linetype is
loaded into the drawing. Any properties that are not available are not updated
for the classified objects.
To classify objects, you must have an object class definition file attached to
your drawing. For information on the location of the object class definition
file, consult your CAD manager.
See also:
■

Attaching an Object Class Definition File on page 849

■

Overview of Object Classification on page 836

To assign an object class to an existing object
1 In Map Explorer, right-click the object class to assign to the object. Click
Classify Objects.
If no object classes are listed in Map Explorer, attach an object class
definition file on page ?. For information on the location of the object
class definition file, consult your CAD manager.

Using Object Classification | 843

2 In the Classify Objects dialog box on page 1515, select the options you want
and click OK.
■

Select Include Objects to classify objects even if the values for
properties associated with the object class are not within the range of
allowable values specified for the feature.
For these objects, the values that are outside the allowable range will
be reset to the default value.

■

Select Exclude Objects to ensure that you do not overwrite an object
class already assigned to an object.

3 Select the objects to classify.
If objects do not match the object type of the object class, they are filtered
out of the selection set and are not classified.
To unclassify an object
1 In Map Explorer, right-click Object Classes. Click Unclassify Objects.
2 Select the objects to unclassify.
3 When you finish selecting objects, press Enter.
The object classification tag is removed from the selected objects.

Quick Reference
CLASSIFY
Classifies existing objects
Menu

Click Map ➤ Feature Classification ➤ Classify Objects.

Icon
Classify Objects
Command Line

CLASSIFY

Task Pane

In Map Explorer, under Current Drawing, right-click
Object Classes ➤ Select Classified Objects

Dialog Box

Classify dialog box

UNCLASSIFY

844 | Chapter 6 Creating and Editing Data

Removes classification from an object
Menu

Click Modify ➤ Unclassify Objects.

Icon
Unclassify Objects
Command Line

UNCLASSIFY

Task Pane

In Map Explorer, under Current Drawing,
right-clickObject Classes ➤ Select Classified Objects

Editing Object Class Data
Edit object class data for the selected object from the Object Class tab of the
Properties palette.
If you enter values on the Object Class tab tab that are outside the allowable
range for this property, the value resets to the default value. If you edit this
data elsewhere, such as on the Categories tab of the Properties palette, you
can enter values that are outside the range.
See also:
■

Assigning an Object Class on page 843

■

Creating Classified Drawing Objects on page 842

■

Overview of Object Classification on page 836

To edit object class data for an object
1 Select the object.
2 If the Properties palette is not already displayed, right-click the object.
Click Properties.
3 In the Properties palette, select the Object Class tab.
4 Review and edit any information.
You must enter a value that is within the allowable range for this object
class.

Using Object Classification | 845

Quick Reference
PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Selecting Objects by Object Class
In your current map, you can create a selection set of objects, based on their
object class . For example, you could select all Roads.
When you select all objects in a base class, objects in object classes based on
that class are also selected.
You can use Quick Select to select objects with specific properties, such as all
two-line roads. You can also select all objects that have not been assigned to
any object class
In addition, you can use queries to select objects by object class in your source
drawing and query them into the current drawing.
See also:
■

Assigning an Object Class on page 843

■

Creating Classified Drawing Objects on page 842

■

Editing Object Class Data on page 845

■

Using Object Classification on page 836

846 | Chapter 6 Creating and Editing Data

To select objects in your current map, based on their object class
To select this...

Use this method...

Objects assigned to a specific object class

In Map Explorer, right-click the object class
name ➤ Select Classified Objects.

Objects assigned to any object class (all
classified objects)

In Map Explorer, right-click Object Classes

Objects that have not been assigned to
any object class (all unclassified objects)

In Map Explorer, right-click Object Classes

All undefined objects
An undefined object was assigned to an
object class, but that object class is not
defined in the definition file attached to
the drawing.

In Map Explorer, right-click Object Classes

Objects based on a property value

➤ Select Classified Objects.

➤ Select Unclassified.

➤ Select Undefined.

1 Right-click in the map.
2 Click Quick Select.
3 In the Quick Select dialog box,
under Object Type, select the
object class.
4 Under Properties, select the
object class property.
5 Select an operator and a value.

To select objects in source drawings, based on their object class
To select this...

See...

Objects in source drawings based on the
object class name or a specific value of an
object class property

To retrieve drawing objects based on their
properties on page 1030

Using Object Classification | 847

To select this...

See...

Objects in source drawings based on the
value of specific object class data

To retrieve drawing objects based on their
object data on page 1033

Quick Reference
MAPSELECTCLASSIFIED
Selects all classified objects
Menu

Click Map ➤ Feature Classification ➤ Select Features.

Icon
Select Classified Objects
Command Line

MAPSELECTCLASSIFIED

Task Pane

In Map Explorer, under Current Drawing,
right-clickObject Classes ➤ Select Classified Objects

Dialog Box

MAPSELECTCLASSIFIED (Select Classified Objects
command)

MAPSELECTUNCLASSIFIED
Selects all objects that have no classification assigned to them
Menu

Click Map ➤ Feature Classification ➤ Select
Unclassified.

Command Line

MAPSELECTUNCLASSIFIED

Task Pane

In Map Explorer, under Current Drawing,
right-clickObject Classes ➤ Select Unclassified

Dialog Box

MAPSELECTUNCLASSIFIED (Select Unclassified
Objects command)

MAPSELECTUNDEFINED
Selects all objects whose classification is not defined in the current object
class definition file
Menu

Click Map ➤ Feature Classification ➤ Select
Undefined.

848 | Chapter 6 Creating and Editing Data

Command Line

MAPSELECTUNDEFINED

Task Pane

In Map Explorer, under Current Drawing,
right-clickObject Classes ➤ Select Undefined

Dialog Box

MAPSELECTUNDEFINED (Select Undefined Objects
command)

Attaching an Object Class Definition File
The object class definition file includes information on how to create each
object class you have defined. You can change the object class definition file
that is associated with the current map. Only definitions in the associated
definition file can be assigned to objects or used to create new features.
NOTE For information on the location of the object class definition file, consult
your CAD manager.
See also:
■

Overview of Object Classification on page 836

■

Creating an Object Classification File on page 119

To attach an object class definition file
1 In Map Explorer, right-click Object Class Definition ➤ Attach Object
Class Definition File.
2 Select the object class definition file. Click Open.

Quick Reference
ATTACHDEF
Changes the current feature definition file
Menu

Click Setup ➤ Classification Tools ➤ Attach Definition
File.

Command Line

ATTACHDEF

Task Pane

In Map Explorer, under Current Drawing,
right-clickObject Classes ➤ Attach Definition File

Using Object Classification | 849

Dialog Box

Attach Object Class Definition File dialog box

Entering Coordinate Geometry
Use coordinate geometry to enter accurate geometry when creating objects.
For example, you can create parcel boundaries from legal documents or survey
data.
To enter coordinate geometry
■
■
■
■
■
■

To use a command transparently on page 851
To use COGO commands on page 851
To specify a point using angle and distance on page 853
To specify a point using bearing and distance on page 855
To specify a point using a deflection angle and a distance on page 856
To specify a point using azimuth and distance on page 858

Overview of Coordinate Geometry Commands
Use the coordinate geometry (COGO) input commands to enter accurate
geometry when creating objects. For example, you can create parcel boundaries
from legal documents or survey data.
COGO commands are also called “transparent.” You use them in the middle
of other commands by entering an apostrophe ( ' ) before the command name.
For example, start the Polyline (PLINE) command. When prompted for the
next point in the polyline, enter 'ad. The Angle Distance command prompts
you for the angle and distance to the new point. When you finish using the
Angle Distance command to specify the point, the Polyline command prompts
you to enter the next point. You can enter the point normally, or you can
start another transparent command to specify the point.
See also:
■

Using Angle and Distance to Specify a Point on page 852

■

Using Bearing and Distance to Specify a Point on page 854

■

Using Deflection and Distance to Specify a Point on page 856

■

Using Azimuth and Distance to Specify a Point on page 857

850 | Chapter 6 Creating and Editing Data

To use a command transparently
1 Start a command.
2 When prompted for input, instead of specifying the input, enter an
apostrophe and the command name to use transparently.
3 When the transparent command finishes, continue responding to the
prompts for the original command.
To use COGO commands
To do this...

Use this method...

Use an angle and a distance from another
point to create a new object.

Use COGO to enter angle and distance to
specify a point. on page ?

Use a bearing and a distance from another
point to create a new object.

Use COGO to enter bearing and distance
to specify a point. on page ?

Use a deflection angle and a distance from
another point to create an object.

Use COGO to enter deflection angle and
distance to specify a point. on page ?

Use azimuth and distance from another
point to create an object.

Use COGO to enter azimuth and distance
to specify a point. on page ?

Quick Reference
AD
Specifies a point based on angle and distance from a given point
Icon
Angle Distance
Command Line

'AD

Dialog Box

Command Line: AD

BD
Specifies a point based on bearing and distance from a given point

Overview of Coordinate Geometry Commands | 851

Icon
Bearing Distance
Command Line

'BD

Dialog Box

Command Line: BD

DD
Specifies a point based on deflection and distance from a given point
Icon
Deflection Distance
Command Line

'DD

Dialog Box

Command Line: DD

ZD
Specifies a point based on azimuth and distance from a given point
Icon
Azimuth Distance
Command Line

'ZD

Dialog Box

Command Line: ZD

Using Angle and Distance to Specify a Point
When creating an object, such as a line or an arc, you can specify a point by
specifying an angle and a distance from another point.

852 | Chapter 6 Creating and Editing Data

Select the line from which to measure the angle by
selecting an existing line in your drawing, or by
specifying a starting and ending point (1 and 2) for the
line. Then specify the angle (3) and the distance from
the starting point (4).

See also:
■

Overview of Coordinate Geometry Commands on page 850

To specify a point using angle and distance
1 Start the command, for example, PLINE or ARC.
2 To specify a point using angle and distance, enter 'ad.
3 Specify the line to use to measure the angle.
■

For the first point of an object, specify a starting point and ending
point for the line, or select an existing line in the drawing.

■

For a later point in the object, specify just the ending point for the
line. The previous point of the object is the starting point of the line.

4 Enter the angle from the line you just specified to the line that specifies
the new point.
5 Enter the distance from the starting point to the new point.
6 If prompted, enter an elevation, grade, or slope.

Using Angle and Distance to Specify a Point | 853

NOTE The Elevation/Grade/Slope prompt appears only if you turned on the
Prompt For 3D Data Input option in the Coordinate Geometry Setup dialog
box.
7 To specify another point, when you are prompted for the point, enter
'ad, and then enter the angle and distance from the point you just
specified.

Quick Reference
AD
Specifies a point based on angle and distance from a given point
Icon
Angle Distance
Command Line

'AD

Dialog Box

Command Line: AD

Using Bearing and Distance to Specify a Point
When creating an object, such as a line or an arc, you can specify a point by
specifying a bearing and a distance from another point.

Select a starting point (1) and a
quadrant (2). Then specify the bearing
angle (3) and the distance from the
starting point (4).

854 | Chapter 6 Creating and Editing Data

See also:
Overview of Coordinate Geometry Commands on page 850

■

To specify a point using bearing and distance
1 Start the command to use, for example, PLINE or ARC.
2 To specify a point using bearing and distance, enter 'bd.
3 For the first point of an object, specify a starting point. For a later point
in the object, the previous point for the object is the starting point.
4 Enter the quadrant.
■

1 = northeast

■

2 = southeast

■

3 = southwest

■

4 = northwest

5 Enter the angle.
Use the current angular units setting, decimal values, such as 45.1111,
or surveyor type angles, such as 45d3'55".
6 Enter the distance from the starting point.
7 If prompted, enter an elevation, grade, or slope.
The Elevation/Grade/Slope prompt appears only if you turned on the
Prompt For 3D Data Input option in the Coordinate Geometry Setup
dialog box.
8 To specify another point, when you are prompted for the point, enter
'bd, and then enter the quadrant, angle, and distance from the point you
just specified.

Quick Reference
BD
Specifies a point based on bearing and distance from a given point

Using Bearing and Distance to Specify a Point | 855

Icon
Bearing Distance
Command Line

'BD

Dialog Box

Command Line: BD

Using Deflection and Distance to Specify a Point
When creating an object, such as a line or an arc, you can specify a point by
specifying a deflection angle and a distance from another point.

Select the line from which to measure the deflection
angle by either selecting an existing line in your
drawing, or by specifying a starting and ending point
(1 and 2) for the line. Then specify the deflection angle
(3) and the distance from the starting point (4).

See also:
■

Overview of Coordinate Geometry Commands on page 850

To specify a point using a deflection angle and a distance
1 Start the command to use, for example, PLINE or ARC.
2 To specify a point using deflection angle and distance, enter 'dd.
3 Specify the line to use to measure the angle.
■

For the first point of an object, specify a starting point and ending
point for the line, or select an existing line in the drawing.

856 | Chapter 6 Creating and Editing Data

■

For a later point in the object, specify just the ending point for the
line. The previous point of the object is the starting point of the line.

4 Enter the deflection angle from the line you just specified to the line of
the new direction.
Enter the angle using the current angular units setting, decimal values,
such as 45.1111, or surveyor type angles, such as 45d3'55".
5 Enter the distance from the starting point.
6 If prompted, enter an elevation, grade, or slope.
NOTE The Elevation/Grade/Slope prompt appears only if you turned on the
Prompt For 3D Data Input option in the Coordinate Geometry Setup dialog
box.
7 To specify another point, when you are prompted for the point, enter
'dd, and then enter the deflection angle and distance from the point you
just specified.

Quick Reference
DD
Specifies a point based on deflection and distance from a given point
Icon
Deflection Distance
Command Line

'DD

Dialog Box

Command Line: DD

Using Azimuth and Distance to Specify a Point
When creating an object, such as a line or an arc, you can specify a point by
specifying azimuth and distance from another point. Azimuth is the clockwise
angle from the North (or South) meridian.

Using Azimuth and Distance to Specify a Point | 857

Select a starting point (1). Then specify the azimuth
angle (2) and the distance from the starting point
(3).

See also:
■

Overview of Coordinate Geometry Commands on page 850

To specify a point using azimuth and distance
1 Start the command to use, for example, PLINE or ARC.
2 To specify a point using azimuth and distance, enter 'zd.
3 For the first point of an object, specify a starting point for the
measurement. For a later point in the object, the previous point you
specified for the object is the starting point.
4 Enter the azimuth, which is the clockwise angle from the North (or South)
meridian to the line of the new direction.
Enter the angle using the current angular units setting, decimal values,
such as 45.1111, or surveyor type angles, such as 45d3'55".
5 Enter the distance from the starting point to the new point.
6 If prompted, enter an elevation, grade, or slope.
NOTE The Elevation/Grade/Slope prompt appears only if you turned on the
Prompt For 3D Data Input option in the Coordinate Geometry Setup dialog
box.

858 | Chapter 6 Creating and Editing Data

7 To specify another point, when you are prompted for the point, enter
'zd, and then enter the azimuth and distance from the point you just
specified.

Quick Reference
ZD
Specifies a point based on azimuth and distance from a given point
Icon
Azimuth Distance
Command Line

'ZD

Dialog Box

Command Line: ZD

Working with Attribute Data and Object Data
To use attribute data and object data
■
■

To use the Data View on page 860
To enter and edit object data on page 873

Viewing External Data Sources for Drawing Object Data
Use the Data View to view and edit external database tables that are linked to
drawing objects. If you have joined data to geospatial features on page 439, use
the Data Table to view that information.
■
■
■
■
■

Overview of Viewing External Data Sources for Drawing Objects on page
860
Opening a Database Table on page 865
Editing a Database on page 867
Changing the Look of the Data View on page 870
Freezing and Hiding Data View Columns on page 871

See also:
■

Finding Records in a Database Linked to Drawing Objects on page 1008

Working with Attribute Data and Object Data | 859

■

Editing Features using the Data Table on page 595

To use the Data View
■
■
■
■
■
■
■
■
■

To use the Data View to view and edit external database tables on page 861
To open a table using the Task Pane on page 865
To edit a database record that is linked to a drawing object on page 868
To turn off AutoCommit on page 869
To manually save changes when AutoCommit is off on page 869
To change the width of a column in Data View on page 870
To change the formatting of cells in a column in Data View on page 870
To freeze columns in the Data View on page 871
To hide columns in the Data View on page 872

Overview of Viewing External Data Sources for
Drawing Objects
Use the Data View to view and edit external database tables that are linked to
drawing objects.

The Data View shows records in an attached database table.

Using the Data View, you can sort and filter the records in the table. In
addition, if you open the table in Edit mode, you can edit the data in the
database table.
NOTE If you have joined data to geospatial features on page 439, use the Data
Table to view that information.
See also:
■

Finding Records in a Database Linked to Drawing Objects on page 1008

860 | Chapter 6 Creating and Editing Data

■

Overview of the Data Table on page 921

To use the Data View to view and edit external database tables
■

To open a table using the Task Pane on page 865

■

To edit a database record that is linked to a drawing object on page 868

■

To find a database record in the Data View on page 1012

■

To print a database table on page 1216

Quick Reference
AutoCommit
Automatically saves database changes when the cursor leaves the record
Task Pane

In Map Explorer, right-click a data source ➤ Auto
Commit

Commit
Manually saves changes when AutoCommit is turned off
Task Pane

In Map Explorer, right-click a data source ➤ Commit

(Data View) Append
Adds a new, blank record to the bottom of a database table
Menu

In the Data View:Records ➤ Append

Icon
Append Record

(Data View) Find
Finds specified text
Menu

In the Data View:Edit ➤ Find

(Data View) Format Column

Viewing External Data Sources for Drawing Object Data | 861

Changes the formatting of cells in a column
Menu

In the Data View:Format ➤ Column

Dialog Box

Column dialog box

(Data View) Freeze Column
Freezes the selected column to the left of the Data View window
Menu

In the Data View:View ➤ Freeze Column

(Data View) Header and Footer
Specifies header and footer for printing in the Data View
Menu

In the Data View:File ➤ Header and Footer

Dialog Box

Header/Footer dialog box

(Data View) Format Column
Changes the formatting of cells in a column
Menu

In the Data View:Format ➤ Column

Dialog Box

Column dialog box

(Data View) Page Setup
Sets the print options for Data View
Menu

In the Data View:File ➤ Page Setup

Dialog Box

Page Setup dialog box

(Data View) Print
Prints the current view of the database table
Menu

In the Data View:File ➤ Print

Icon
Print

(Data View) Sort

862 | Chapter 6 Creating and Editing Data

Sorts records in ascending or descending order based on the selected column,
or specifies a sort order based on more than one column
Menu

In the Data View:View ➤ Sort ➤ Multiple Columns

(Data View) Undo
Reverses the most recent operation
Menu

In the Data View:Edit ➤ Undo

(Data View) Unfreeze All Columns
Unfreezes all columns
Menu

In the Data View:View ➤ Unfreeze All Columns

(Data View) Unfreeze All Columns
Unfreezes all columns
Menu

In the Data View:View ➤ Unfreeze All Columns

MAPBROWSELINK
Opens a database table associated with a specific link template to edit in the
Data View
Menu

Click Map ➤ Database ➤ View Data ➤ Edit Linked
Table.

Command Line

MAPBROWSELINK

Task Pane

Double-click a link template

Dialog Box

Select Link Template dialog box

MAPBROWSETBL
Opens a database table to edit in the Data View
Menu

Click Map ➤ Database ➤ View Data ➤ Edit Table.

Command Line

MAPBROWSETBL

Task Pane

Double-click a table

Dialog Box

Select Table dialog box (MAPBROWSETBL)

Viewing External Data Sources for Drawing Object Data | 863

MAPOPTIONS
Sets AutoCAD Map 3D options
Menu

Setup menu ➤ Autodesk Map Options

Icon
Options
Command Line

MAPOPTIONS

Task Pane

In Map Explorer, right-clickCurrent
Drawing ➤ Options

Dialog Box

AutoCAD Map Options dialog box

MAPRUNDBQUERY
Runs a database query and opens a database table displaying the results of
the query in the Data View
Menu

Click Map ➤ Database ➤ View Data ➤ Execute Query.

Command Line

MAPRUNDBQUERY

Task Pane

Double-click the database query.

Dialog Box

Select Query dialog box

MAPVIEWLINK
Opens a database table associated with a specific link template to view in the
Data View
Menu

Click Map ➤ Database ➤ View Data ➤ View Linked
Table.

Command Line

MAPVIEWLINK

Task Pane

In Map Explorer, right-click a link template ➤ View
Linked Table

Dialog Box

Select Link Template dialog box

MAPVIEWTBL
Opens a database table to view in the Data View
Menu

Click Map ➤ Database ➤ View Data ➤ View Table.

Command Line

MAPVIEWTBL

864 | Chapter 6 Creating and Editing Data

Task Pane

Right-click a table ➤ View Table

Dialog Box

Select Table dialog box (MAPBROWSETBL)

Opening a Database Table
The Data View (which displays external data linked to drawing objects)
provides two modes for opening tables:
■

View mode: You can change the way the table looks onscreen by formatting
columns, sorting records, or filtering records, and you can create links
between the data and objects in your drawing. You cannot edit the contents
of the database table.

■

Edit mode: In addition to formatting the table onscreen, you can edit the
data in the table and add or delete records.

Database queries or views are always opened in View mode.
See also:
■

Viewing External Data Linked to Drawing Objects on page 938

■

Overview of Linking Database Records to Objects on page 451

■

Creating a Link Template on page 454

■

Overview of Attaching Data Sources to Drawings on page 184

To open a table using the Task Pane
■

To view or edit a table, double-click it in Map Explorer.

■

To create or edit links to a table, double-click its link template.

■

To run a query, double-click the database query name.

The table opens in either Edit mode or View mode depending on the setting
on the Data Source on page 1634 tab of the AutoCAD Map Options dialog box.
If the table is write-protected, it opens in View mode. Queries always open in
View mode.

Viewing External Data Sources for Drawing Object Data | 865

Quick Reference
MAPBROWSELINK
Opens a database table associated with a specific link template to edit in the
Data View
Menu

Click Map ➤ Database ➤ View Data ➤ Edit Linked
Table.

Command Line

MAPBROWSELINK

Task Pane

Double-click a link template

Dialog Box

Select Link Template dialog box

MAPBROWSETBL
Opens a database table to edit in the Data View
Menu

Click Map ➤ Database ➤ View Data ➤ Edit Table.

Command Line

MAPBROWSETBL

Task Pane

Double-click a table

Dialog Box

Select Table dialog box (MAPBROWSETBL)

MAPRUNDBQUERY
Runs a database query and opens a database table displaying the results of
the query in the Data View
Menu

Click Map ➤ Database ➤ View Data ➤ Execute Query.

Command Line

MAPRUNDBQUERY

Task Pane

Double-click the database query.

Dialog Box

Select Query dialog box

MAPVIEWLINK
Opens a database table associated with a specific link template to view in the
Data View
Menu

Click Map ➤ Database ➤ View Data ➤ View Linked
Table.

Command Line

MAPVIEWLINK

866 | Chapter 6 Creating and Editing Data

Task Pane

In Map Explorer, right-click a link template ➤ View
Linked Table

Dialog Box

Select Link Template dialog box

MAPVIEWTBL
Opens a database table to view in the Data View
Menu

Click Map ➤ Database ➤ View Data ➤ View Table.

Command Line

MAPVIEWTBL

Task Pane

Right-click a table ➤ View Table

Dialog Box

Select Table dialog box (MAPBROWSETBL)

Editing a Database
Data View displays external data linked to drawing objects. You can edit a
table in the Data View as you would any database table. You can add or delete
records, or edit a record's values. You can also search a particular column for
occurrences of a specific value.
NOTE To view attribute data you have joined to a geospatial feature, use the Data
Table instead. See Overview of Joins on page 439.
To edit values in a table in Data View, you must have the proper user
authorizations, and you must open the table in Edit mode. See Opening a
Database Table on page 865.
You can add records only to the end of a table. You cannot insert a record
elsewhere in a table.

Undoing an Edit
While you are still in the record, use Undo and Redo to affect the last change
you made to the current record.
WARNING Be careful when deleting records. Undo does not restore a deleted
record. Your data is deleted permanently.

Viewing External Data Sources for Drawing Object Data | 867

AutoCommit
AutoCAD Map 3D automatically saves (commits) your changes to the database
as soon as your cursor leaves the record.
If you do not want edits saved automatically, turn off AutoCommit for this
data source.
When AutoCommit is off, you can manually commit your changes. If you do
not manually commit your changes, AutoCAD Map 3D commits the changes
when you close all Data View windows for that data source or disconnect the
data source.
To use Replace, you must open the table in Edit mode and turn AutoCommit
off.
The AutoCommit setting applies to all tables in the selected data source.
See also:
■

Viewing External Data Linked to Drawing Objects on page 938

■

Overview of Linking Database Records to Objects on page 451

■

Creating a Link Template on page 454

■

Overview of Attaching Data Sources to Drawings on page 184

■

Setting Up Users and Assigning Rights on page 74

To edit a database record that is linked to a drawing object
1 Open a database table in the Data View in Edit mode.
2 Click the data to edit.
3 Type the new value.
You can undo changes to the current cell. In the Data View, click Edit
menu ➤ Undo. To undo all changes to a record, before leaving the record,
choose Undo Record.
To paste text from the Windows clipboard into a cell, click in the cell where
you want to paste the text. In the Data View, click Edit menu ➤ Paste.
WARNING You cannot use Undo Record after you move off the record you're
editing.

868 | Chapter 6 Creating and Editing Data

To turn off AutoCommit
■

In Map Explorer, right-click a data source. Click AutoCommit.
If the command is not on the menu, you may have clicked a single table
or you may have clicked the data sources node. Be sure to right-click a data
source.

To manually save changes when AutoCommit is off
■

In Map Explorer, right-click a data source. Click Commit.

Quick Reference
AutoCommit
Automatically saves database changes when the cursor leaves the record
Task Pane

In Map Explorer, right-click a data source ➤ Auto
Commit

Commit
Manually saves changes when AutoCommit is turned off
Task Pane

In Map Explorer, right-click a data source ➤ Commit

(Data View) Append
Adds a new, blank record to the bottom of a database table
Menu

In the Data View:Records ➤ Append

Icon
Append Record

(Data View) Sort
Sorts records in ascending or descending order based on the selected column,
or specifies a sort order based on more than one column
Menu

In the Data View:View ➤ Sort ➤ Multiple Columns

(Data View) Undo

Viewing External Data Sources for Drawing Object Data | 869

Reverses the most recent operation
Menu

In the Data View:Edit ➤ Undo

Changing the Look of the Data View
Data View displays external data linked to drawing objects. You can change
Data View, for example, to make a column narrower to fit better on your
screen or to widen a column to display all the text.
You can change the font, color, and alignment of text in the column. You
can also change the width and color of the column borders.
NOTE To preserve your formatting changes, be sure the Save Format And Style
Changes With Drawing option is selected on the Data Source tab of the AutoCAD
Map Options dialog box. If this option is not selected, formatting information for
the table is removed from the current drawing when you close the Data View.
When you detach a data source, AutoCAD Map 3D erases Data View formatting
information for all tables in that data source.
See also:
■

Viewing External Data Linked to Drawing Objects on page 938

■

Overview of Linking Database Records to Objects on page 451

■

Creating a Link Template on page 454

■

Overview of Attaching Data Sources to Drawings on page 184

To change the width of a column in Data View
1 Move the cursor to the divider line next to the title of the column.
2 When the cursor becomes the double arrow, click and drag the column
to the desired width.
To change the formatting of cells in a column in Data View
1 Click the title of the column to select the column.
2 In the Data View, click Format menu ➤ Column.

870 | Chapter 6 Creating and Editing Data

3 In the Column dialog box on page 1412, select the font, cell colors, text
colors, border, and alignment options you want.
4 Click OK.

Quick Reference
(Data View) Format Column
Changes the formatting of cells in a column
Menu

In the Data View:Format ➤ Column

Dialog Box

Column dialog box

Freezing and Hiding Data View Columns
You can freeze and hide columns in the Data View.
■

Freeze columns to make them visible at all times. The selected columns
become the left-most columns in the Data View. They are frozen in that
position and do not scroll off the screen. For example, freeze the parcel
owner's name to have it remain onscreen as you scroll through the rest of
the record.

■

Hide columns that you don't want to display or print. The columns remain
part of the database, and you can redisplay them at any time. For example,
hide maintenance comments when you print the table.

See also:
■

Viewing External Data Linked to Drawing Objects on page 938

■

Overview of Linking Database Records to Objects on page 451

■

Creating a Link Template on page 454

■

Overview of Attaching Data Sources to Drawings on page 184

To freeze columns in the Data View
1 Open the database table in the Data View.
2 Select one or more columns.

Viewing External Data Sources for Drawing Object Data | 871

3 In the Data View, click View menu ➤ Freeze Column.
To release frozen columns, in the Data View, select the columns and click
View menu ➤ Unfreeze All Columns.
To hide columns in the Data View
1 In the Data View, select the column header of the column that you want
to hide.
2 Right-click the column header. Click Hide.
To redisplay all hidden columns, right-click the grid header in the Data View.
Click Unhide All.

Quick Reference
(Data View) Format Column
Changes the formatting of cells in a column
Menu

In the Data View:Format ➤ Column

Dialog Box

Column dialog box

(Data View) Format Column
Changes the formatting of cells in a column
Menu

In the Data View:Format ➤ Column

Dialog Box

Column dialog box

(Data View) Unfreeze All Columns
Unfreezes all columns
Menu

In the Data View:View ➤ Unfreeze All Columns

(Data View) Unfreeze All Columns
Unfreezes all columns
Menu

In the Data View:View ➤ Unfreeze All Columns

872 | Chapter 6 Creating and Editing Data

Entering and Editing Object Data
To enter and edit object data
■
■
■
■
■
■

To attach data to an object on page 876
To attach multiple records to an object on page 877
To automatically attach data to objects on page 878
To display and edit data for a drawing object on page 880
To delete object data from a drawing object on page 880
To convert object data to a linked database table on page 882

Overview of Entering and Editing Object Data
Object data is attribute data that is attached to individual objects and stored
in tables in the drawing. Object data tables store text and numerical
information related to an object.
To use object data, first define the format for the table, and then create each
record as you attach it to an object.
After you define an object data table, you can associate it with one or more
drawing objects. When you attach object data to a drawing object, AutoCAD
Map 3D creates a new record in the selected table and attaches the record to
the object. You can create more than one record for each object, and you can
attach records from more than one table to an object.
To do this...

Use this method...

Create an object data table.

Click Setup menu ➤ Define Object Data.
See Creating an Object Data Table on page
180.

Attach object data to objects

Do any of the following:
■

Attach object data manually to selected objects on page 876 by specifying
the data values for each object.

■

Automatically create and attach object
data on page 878 based on existing
block attributes or text.

■

Attach object data as you digitize objects on page 893.

Entering and Editing Object Data | 873

To do this...

Use this method...
See Specifying Object Data for a Drawing
Object on page 875

View or edit object data.

Right-click the object ➤ Properties.
See Displaying and Editing Object Data for
a Drawing Object on page 880

Delete object data.

Click Modify menu ➤ Edit Object Data.
See Displaying and Editing Object Data for
a Drawing Object on page 880

Convert object data to a linked database
table.

Click Setup menu ➤ Convert Object Data
to Database Links.
See Converting Object Data to a Linked
Database Table on page 881

Quick Reference
ADEATTACHDATA
Attaches object data to objects
Menu

Create menu ➤ Attach/Detach Object Data

Icon
Attach/Detach Object Data
Command Line

ADEATTACHDATA

Dialog Box

Attach/Detach Object Data dialog box

ADEEDITDATA
Edits attached object data
Menu

Modify menu ➤ Edit Object Data

Icon
Edit Object Data

874 | Chapter 6 Creating and Editing Data

Command Line

ADEEDITDATA

Dialog Box

Edit Object Data dialog box

ADEGENLINK
Automatically links objects to object data or external database records
Menu

In the Classic workspace, click Setup menu ➤ More
Link Template Options ➤ Generate Links

Command Line

ADEGENLINK

Task Pane

In Map Explorer, right-click a link
template ➤ Generate Links

Dialog Box

Generate Data Links dialog box

MAPOD2ASE
Converts object data tables to linked external database tables
Menu

Click Setup ➤ Convert Object Data to Database Links.

Command Line

MAPOD2ASE

Dialog Box

Convert Object Data to Database Links dialog box

Specifying Object Data for a Drawing Object
After you define an object data table, you can associate it with one or more
drawing objects. When you attach object data to a drawing object, AutoCAD
Map 3D creates a new record in the selected table and attaches the record to
the object. You can create more than one record for each object, and you can
attach records from more than one table to an object.
You can attach object data in these ways:
■

Attach object data manually to selected objects on page 876 by specifying
the data values for each object.

■

Automatically create and attach object data on page 878 based on existing
block attributes or text.

■

Attach object data as you digitize objects on page 893.

Entering and Editing Object Data | 875

When you attach object data to queried objects, AutoCAD Map 3D prompts
you to add the object to the save set.
See also:
■

Creating an Object Data Table on page 180

■

Running a Drawing Query in Draw Mode on page 1074

Before you attach data to objects, create the object data table and execute a
Draw mode query to copy the objects into the current drawing.
NOTE You cannot attach data to geospatial features, but you can join external
data to geospatial features. on page 439
To attach data to an object
1 Click Create menu ➤ Attach/Detach Object Data.
2 In the Attach/Detach Object Data dialog box on page 1528, select a table.
3 To change the value for a field in the table, select the data field and type
a new value in the Value box. Press Enter.
4 To overwrite any values for this table already attached to the object, select
Overwrite.
If cleared, the object will have both the old and the new values attached.
5 Click Attach To Objects.
6 Select the objects.
NOTE If you are attaching data to a polygon and plan to use the data with
topology functions, be sure to attach the data to the centroid of the polygon.
Topology functions do not use data attached to the polygon border.

A record with the specified values is attached to each selected object.

Quick Reference
ADEATTACHDATA
Attaches object data to objects

876 | Chapter 6 Creating and Editing Data

Menu

Create menu ➤ Attach/Detach Object Data

Icon
Attach/Detach Object Data
Command Line

ADEATTACHDATA

Dialog Box

Attach/Detach Object Data dialog box

Specifying Multiple Records for an Object
By adding multiple records to the same object, you can keep track of historical
information related to the object. For example, if you have a table called
PipeMaintenance, with fields called Inspector, InspectionDate, and Condition,
you might attach a record to a pipe object each time the pipe is inspected.
See also:
■

Creating an Object Data Table on page 180

■

Entering and Editing Object Data on page 873

To attach multiple records to an object
1 Click Modify menu ➤ Edit Object Data.
2 Select the object to which you want to add a record.
3 In the Edit Object Data dialog box on page 1529, select the attached table
to which you want to add a record.
4 Click Insert Record.
Record # changes from 1 of 1 to 2 of 2 as AutoCAD Map 3D advances to
the newly created record.
5 For each field in the record, update the value as necessary.
Select the field in the object data field list. Enter the new value in the
Value box. Press Enter. Repeat this process for each field in the record.
6 Click OK.
The new record is attached to the selected object.

Entering and Editing Object Data | 877

Quick Reference
ADEEDITDATA
Edits attached object data
Menu

Modify menu ➤ Edit Object Data

Icon
Edit Object Data
Command Line

ADEEDITDATA

Dialog Box

Edit Object Data dialog box

Automatically Specifying Object Data for Objects
You can automatically attach object data records to objects in a drawing. For
example, you can convert block attribute data to object data and attach it to
objects in one operation.
First, you must create the object data table to use for the new data. Then when
you perform the Generate Links operation, AutoCAD Map 3D automatically
records the existing data in the new object data table.
NOTE You cannot create links to objects on layers that are locked, frozen, or
turned off.
See also:
■

Creating an Object Data Table on page 180

■

Entering and Editing Object Data on page 873

NOTE Create the object data table before you begin this procedure.
To automatically attach data to objects
1 Click Setup menu ➤ More Link Template Options ➤ Generate Links.
2 In the Generate Data Links dialog box on page 1541, select a linkage type:
■

Blocks — Create links from block attribute data. The records are
attached to the blocks themselves.

878 | Chapter 6 Creating and Editing Data

■

Text — Create links from text. The records are attached to the text
objects.

■

Enclosed Blocks — Create links from block attribute data. The records
are attached to the polyline that encloses the block. Blocks that are
not enclosed by a polyline are not linked.

■

Enclosed Text — Create links from text that lies within a closed
polyline. The records are attached to the closed polyline that encloses
the text. Text that is not enclosed by a polyline is not linked.

3 Under Data Links, select Create Object Data Records.
4 Select a table.
If you are creating links for enclosed text, select a table that has only one
field.
5 If you are creating links for blocks or enclosed blocks, select the name of
the block.
6 Click OK.
7 Enter s to select blocks or text objects, or enter a to use all blocks with
the specified name or all text objects.

Quick Reference
ADEGENLINK
Automatically links objects to object data or external database records
Menu

In the Classic workspace, click Setup menu ➤ More
Link Template Options ➤ Generate Links

Command Line

ADEGENLINK

Task Pane

In Map Explorer, right-click a link
template ➤ Generate Links

Dialog Box

Generate Data Links dialog box

Entering and Editing Object Data | 879

Displaying and Editing Object Data for a Drawing
Object
After you attach object data to a drawing object, you can edit the object data
record or delete a record from an object. You must have Edit Drawing privilege
to edit object data.
For information on changing user privileges, see Setting Up Users and Assigning
Rights on page 74.
NOTE To display and edit the attribute data for a geospatial feature (rather than
a drawing object), see Editing Features using the Data Table on page 595.
See also:
■

Creating an Object Data Table on page 180

■

Entering and Editing Object Data on page 873

To display and edit data for a drawing object
1 Select the object in your drawing.
TIP If the drawing contains more than one object in the same location, press
Ctrl while you select the object. This turns on the AutoCAD Map 3D cycle
feature, which allows you to select each object at that location, one by one,
as you click. Click until you select the object you want. Press Enter.
2 If the Properties palette is not open, right-click the object. Click Properties.
3 In the Properties palette, scroll to view the object data information.
4 To edit data, click the data to change and enter the new data.
NOTE If the object is a member of an object class, select the Object Class
tab in the Properties palette and see if the object data is listed on that tab. If
it is, edit the data using the Object Class tab. This tab checks the values you
enter to make sure they meet the standards set for the object class.

To delete object data from a drawing object
1 Click Modify menu ➤ Edit Object Data.

880 | Chapter 6 Creating and Editing Data

2 Select the object in your drawing.
3 To delete the current record from the selected object, click Delete Record.
4 If the object has more than one record from the selected table, click Next
or Last to view a different record. If the object has records attached from
more than one table, select a table from the Table list to view object data
from that table. To delete object data for a different object, click Select
Object and select the object.

Quick Reference
ADEEDITDATA
Edits attached object data
Menu

Modify menu ➤ Edit Object Data

Icon
Edit Object Data
Command Line

ADEEDITDATA

Dialog Box

Edit Object Data dialog box

Converting Object Data to a Linked Database
Table
Object data is an efficient method for storing small amounts of attribute data
that you want to associate with drawing objects, but external databases store
larger amounts of data more efficiently, and allow for more complex queries.
With AutoCAD Map 3D, you can convert object data into a linked database
table that has the same data structure as the object data table. For each object
containing object data in the specified table, AutoCAD Map 3D does the
following:
■

Reads the object data

■

Creates a new record in the external database table

■

Attaches link data to the object that links the object to the record

Entering and Editing Object Data | 881

When AutoCAD Map 3D converts the data, it creates a new table in an existing
data source. It also creates a link template for the new table. In the link
template, you can choose to use an existing field as the key field, or you can
have AutoCAD Map 3D create a new field and assign a unique value to each
record.

Field Names in the New Table
By default, the fields in the new database table have the same names as the
fields in the object data table. AutoCAD Map 3D resolves any conflicts in the
following ways:
■

Truncates fields that are too long and adds an incremental digit to the
resulting duplicate field names

■

Replaces unsupported characters in a field name with an underscore (_)

■

Converts unsupported field types to character

■

Converts point fields to a character string and separates coordinates with
commas

See also:
■

Creating an Object Data Table on page 180

■

Entering and Editing Object Data on page 873

■

Overview of Attaching Data Sources to Drawings on page 184

■

Overview of Linking Database Records to Objects on page 451

This procedure creates a new table in an existing data source. Make sure the
appropriate data source is attached.
NOTE During the conversion, field names in the object data table become field
names in the database table. Make sure that the field names in your object data
table are not SQL reserved words such as DATE, SELECT, or CURRENT. If necessary,
rename the fields in your object data table before you convert it.
To convert object data to a linked database table
1 Click Setup menu ➤ Convert Object Data to Database Links.
2 In the Convert Object Data to Database Links dialog box on page 1416,
under Source Object Data Table, select an object data table.

882 | Chapter 6 Creating and Editing Data

3 Select Remove Data From Objects Processed to delete the object data after
creating the link.
4 Under Target Link Template, click Define to specify the link template.
5 In the Define Link Template dialog box, select an available data source.
Click Connect.
6 Enter a table name.
7 Specify the fields to use as key fields (columns). To enter more than one
field name, separate names with a comma.
To select from a list of field names in the object data table, or to rename
the fields, click Select to display the Select Link Template Key(s) dialog
box.
You can use an existing object data field as the key column or create a
new field. If you select Generate Key Field, specify a name for the field
in the Generate Key area. AutoCAD Map 3D sets the first record in the
database table to 1, and increments each subsequent record by 1. Click
OK to close the Select Link Template Key(s) dialog box.
8 In the Define Link Template dialog box, enter a name for the link template
and click OK.
The link template stores the address of the database table and the name
of the key field. Accept the default or enter a new unique name.
9 In the Convert Object Data To Database Links dialog box, specify how
to select objects with attached object data.
You can select objects automatically or manually, and you can use a filter
to restrict selection to specified layers.
10 Click Proceed.
AutoCAD Map 3D converts the object data into linked database tables.

Quick Reference
MAPOD2ASE
Converts object data tables to linked external database tables
Menu

Click Setup ➤ Convert Object Data to Database Links.

Command Line

MAPOD2ASE

Entering and Editing Object Data | 883

Dialog Box

Convert Object Data to Database Links dialog box

Digitizing Objects
To attach attribute data to objects as you digitize them, use the MAPDIGITIZE
command.
■
■
■
■
■

Overview of Digitizing Maps on page 884
Overview of Digitizing Objects on page 890
Digitizing Using MAPDIGITIZE on page 892
Attaching Object Data As You Digitize on page 893
Linking Database (SQL) Records as You Digitize on page 895

See also:
■

Overview of Digitizing Maps on page 884

■

Setting Up for Digitizing on page 121

■

Cleaning Up Maps on page ?

■

Converting Data From Other Formats to Drawing Objects on page 315

To digitize objects
■
■
■
■
■

To digitize a map on page 889
To digitize the objects on page 891
To digitize links and nodes on page 892
To attach object data as you digitize on page 893
To link database records as you digitize on page 896

Overview of Digitizing Maps
Digitizing is the process of converting paper-based graphical information into
a digital format. When you digitize a map, you use drawing commands to
trace data from the paper map into a DWG file.

884 | Chapter 6 Creating and Editing Data

Overview of Digitizing Maps | 885

Planning for Digitizing
Before you begin to digitize, consider the following:
■

Suitability of source maps

■

Global coordinate system

■

Tiling maps

■

Layer organization

■

Data storage: internal or external

886 | Chapter 6 Creating and Editing Data

■

Representation of node, network, and polygon topologies

If possible, plan on completing all digitizing for one map in one session because
the map media may distort over time.

Digitizing Linear Objects
Linear objects are objects such as lines, arcs, and polylines.
■

If you plan to use topography later to generate 3D views from digital terrain
models, place linear objects at the elevations (Z- values) they represent.

■

If you use the SKETCH command to trace an irregular line, make sure the
variable SKETCHINC is set to a reasonable value, because each line segment
ends at the interval set by SKETCHINC. The SKETCH command can create
huge files for one small line when SKETCHINC is set to a small value.

■

When digitizing irregular curves with PLINE or MAPDIGITIZE on page 892,
the spacing of the selected vertex points should depend on the curvature
of the line. Straighter segments require fewer points.

Examples of digitized curves

■

However accurately you work, you lose data when you digitize a curve.
You need to digitize more points when you create sharp curves to ensure
that the line is as accurate as possible; however, while you reduce the data
loss, you increase file size and complexity. If you know the parameters
used to define a regular curve, such as the radius or length, use the Arc
option of the PLINE and MAPDIGITIZE on page 892 commands for
digitizing. Irregular lines, such as topography contours, should be
continuous polylines. They can be smoothed with the Fit option of PEDIT
if necessary. Set the PLINEGEN system variable to 1 (on) before digitizing,
so that any dashed linetypes are evaluated correctly.

Overview of Digitizing Maps | 887

■

When you finish digitizing a segment, mark it on the paper map so you
do not repeat the digitizing. Double digitizing increases file size.

Digitizing Topology
When digitizing data that will be used to create a topology, follow these
principles to achieve the most accurate results.
■

Boundaries (or other polylines) should be completed with the Near,
Intersection, or Endpoint object snaps to ensure that closed areas such as
parcels, buildings, and water bodies are in fact complete polygons.

■

Line segments should be snapped to existing end points where they
intersect.

■

When you are digitizing data for network topology, do not duplicate
objects. For example, do not double-digitize boundary lines separating
adjacent polygons. It's better to digitize adjacent polygons on the same
layer with common lines defining common boundaries. If one edge serves
two or more purposes, digitize the line once, then use the COPY and
CHPROP commands to put a duplicate line on a different layer.

After you digitize the linear elements that form the basis of the topology, you
should clean up any problems on page ? before you create the topology.

Digitizing Control Data Points and Monuments
When you are trying to match digitized maps with existing digital maps, you
can use some known-to-be-accurate points common to both maps.
■

Control Data Points — A system of geodetic control points covers the
entire United States. The latitude and longitude, and often elevation, are
established for these points. Similar systems exist for other countries, such
as Bench Marks and Trigonometry Points throughout the United Kingdom.

■

Monuments — If you are working with maps for a city or county, points
used for establishing locations for all maps probably already exist: these
points can include features such as public buildings, hill summits, and
parts of highways.

888 | Chapter 6 Creating and Editing Data

When you are digitizing a map, use the following procedures to establish
known control points:
■

Create a layer called REFERENCE. On it, digitize at least four points
corresponding to real-world coordinates such as the coordinate intersections
of latitude and longitude lines. These points should either appear at the
corners of your map sheet or surround the map features to be digitized.
Be careful to note on the drawing the location of these reference points
and their real-world coordinates. Use these points to register the map with
the TABLET command, as described in Registering the Map on page 124.

■

To ensure accuracy, you can also digitize other points such as control
points and monument locations that have known positions. Digitizing
more control points is important for Matching Map Edges on page 807 or
Rubber Sheeting Two Maps on page 790 operations.

Placing Annotation
While you are digitizing, you can add text to indicate nodes or important
locations on a map. Use the STYLE command to define a text style that uses
a simple font, such as isocp.shx, with a fixed text height so that you do not
have to enter a text height each time you enter text. You can modify the text
style and height when you finish digitizing.
Use the TEXT command to enter text as you digitize. Text should be single-line
entries on the same layer as the feature it describes. If required, enter complex
or lengthy text with the MTEXT command after you finish digitizing. For
more information, look up "text" in the Help index.
Try to avoid overlaying the insertion point of the text and end points of the
objects you are annotating.
See also:
■

Setting Up for Digitizing on page 121

■

Digitizing Objects on page 884

To digitize a map
1 Set up for digitizing on page 121.
2 Digitize the objects on page 892.

Overview of Digitizing Maps | 889

Quick Reference
OPTIONS
Customizes the AutoCAD settings
Menu

Setup menu ➤ AutoCAD Options

Command Line

OPTIONS

Task Pane

Right-click in the drawing area ➤ Options

MAPDIGISETUP
Sets up user options for digitizing nodes and linear objects
Menu

Click Map ➤ Data Entry ➤ Digitize Setup.

Command Line

MAPDIGISETUP

Dialog Box

Digitize Setup dialog box

MAPDIGITIZE
Digitizes nodes and linear objects with settings from mapdigisetup
Menu

Click Map ➤ Data Entry ➤ Digitize.

Command Line

MAPDIGITIZE

Dialog Box

MAPDIGITIZE (Digitize command)

Overview of Digitizing Objects
To digitize objects, use one of the following methods:
■

To attach attribute data as you digitize objects, use the MAPDIGITIZE
command. You can also specify the label point, layer, block or linetype,
rotation and scale, 2D or 3D, and snap options.

■

To digitize objects without attaching attribute data or specifying other
settings as you digitize, use the drawing commands.

890 | Chapter 6 Creating and Editing Data

Digitizing Using the MAPDIGITIZE Command
Use the MAPDIGITIZE command if you want to use the special options it
provides, such as attaching object data as you digitize.
NOTE Before you begin digitizing, be sure you have configured the digitizer,
registered the map, and set the digitizing specifications. See Setting Up for
Digitizing on page 121.
For detailed information on digitizing linear objects, topologies, and control
points, or on placing annotations, see Overview of Digitizing Maps on page
884.

Digitizing Using Drawing Commands
You can also digitize using drawing commands. However, you should avoid
commands such as CIRCLE, RECTANGLE, and 3DFACE. Instead, use ARC,
LINE, and PLINE to represent map features in the simplest possible forms.
This usage simplifies map cleanup.
See also:
■

Overview of Digitizing Maps on page 884

■

Setting Up for Digitizing on page 121

■

Converting Data From Other Formats to Drawing Objects on page 315

NOTE Before you begin digitizing, be sure you have configured your digitizer on
page 123 and registered your map on page 126.
To digitize the objects
1 Check that TABLET is enabled in the status line. If not, double-click
TABLET to enable Tablet mode.
2 To use the MAPDIGITIZE command, set the digitizing options on page
121.
3 Digitize lines by starting the LINE, PLINE, or MAPDIGITIZE on page 892
command as appropriate.
Press F12 to access menus and dialog boxes in the floating screen area
you defined.
4 Continue to add lines and arc segments until you are done. Press Enter.

Overview of Digitizing Objects | 891

When you finish digitizing, use Drawing Cleanup on page 636 to clean the
linework and fix errors.

Quick Reference
MAPDIGITIZE
Digitizes nodes and linear objects with settings from mapdigisetup
Menu

Click Map ➤ Data Entry ➤ Digitize.

Command Line

MAPDIGITIZE

Dialog Box

MAPDIGITIZE (Digitize command)

Digitizing Using MAPDIGITIZE
The MAPDIGITIZE command lets you attach object data or external data as
you digitize.
NOTE Before you begin digitizing, be sure you have configured the digitizer,
registered the map, and set the digitizing specifications. See Setting Up for
Digitizing on page 121.
Press F12 for access to the menus and any dialog boxes in the floating screen
area you defined.
See also:
■

Attaching Object Data As You Digitize on page 893

■

Linking Database (SQL) Records as You Digitize on page 895

Before you use the MAPDIGITIZE command, set the digitizing specifications
on page 129.
To digitize links and nodes
1 On the command line, enter MAPDIGITIZE. Press Enter.
2 Specify the first point or polyline to digitize.
3 If you selected Attach Data in the Digitize Setup dialog box, enter object
data for the new object.

892 | Chapter 6 Creating and Editing Data

4 If you selected Prompt For Label Point in the Digitize Setup dialog box,
specify a label point for the new object.
5 If you selected Prompt For Rotation, enter the rotation in degrees for the
node block. If you selected Prompt For Scale, enter the change in scale.
For example, enter 90 to rotate the block 90 degrees. Enter 2 to double
the size of the block.
6 Continue to specify points or polylines.
Data created by digitizing is not complete until you have cleaned up and
verified the data. See Overview of Cleaning Up Maps on page 638.

Quick Reference
MAPDIGITIZE
Digitizes nodes and linear objects with settings from mapdigisetup
Menu

Click Map ➤ Data Entry ➤ Digitize.

Command Line

MAPDIGITIZE

Dialog Box

MAPDIGITIZE (Digitize command)

Attaching Object Data As You Digitize
You can attach object data to nodes and links (linear objects) as you digitize
them. You can specify one object data table for nodes and another for links.
See also:
■

Linking Database (SQL) Records as You Digitize on page 895

■

Overview of Digitizing Maps on page 884

Before you set up for digitizing, the object data table must already exist. See
Creating an Object Data Table on page 180.
To attach object data as you digitize
1 On the command line, enter MAPDIGISETUP. Press Enter.
2 Under Object Type, select the object type to digitize.

Attaching Object Data As You Digitize | 893

3 Select Attach Data. Click Data To Attach.
4 In the Data To Attach dialog box, select the object data table to use. Click
OK.
5 For information on completing the other options in the Digitize Setup
dialog box, see To set digitizing specifications on page 129.
6 Click OK.
7 On the command line, enter MAPDIGITIZE to begin digitizing.
As you digitize each object, AutoCAD Map 3D prompts you to enter object
data values for each field in the selected object data table.

Quick Reference
ADEDEFDATA
Defines object data
Menu

Setup menu ➤ Define Object Data

Icon
Define Object Data
Command Line

ADEDEFDATA

Dialog Box

Define Object Data dialog box

MAPDIGISETUP
Sets up user options for digitizing nodes and linear objects
Menu

Click Map ➤ Data Entry ➤ Digitize Setup.

Command Line

MAPDIGISETUP

Dialog Box

Digitize Setup dialog box

MAPDIGITIZE
Digitizes nodes and linear objects with settings from mapdigisetup
Menu

Click Map ➤ Data Entry ➤ Digitize.

Command Line

MAPDIGITIZE

894 | Chapter 6 Creating and Editing Data

Dialog Box

MAPDIGITIZE (Digitize command)

Linking Database (SQL) Records as You Digitize
You can attach data in an external database to objects as you digitize. You can
select one link template for nodes and another for links (linear objects). Before
you begin this process, be sure the link templates already exist.

Linking Database (SQL) Records as You Digitize | 895

See also:
■

Attaching Object Data As You Digitize on page 893

■

Overview of Digitizing Maps on page 884

To link database records as you digitize
1 On the command line, enter MAPDIGISETUP. Press Enter.
2 Under Object Type, select the object type to digitize.
3 Select Attach Data. Click Data To Attach.
4 In the Data to Attach dialog box on page 1352, under Object Data Type,
select Database Link.
5 For Link Template, select the link template to use.
6 Specify a Record Validation method. Click OK.
7 For information on completing the other options in the Digitize Setup
dialog box, see To set digitizing specifications on page 129.
8 Click OK.
9 On the command line, enter MAPDIGITIZE to begin digitizing.

896 | Chapter 6 Creating and Editing Data

AutoCAD Map 3D prompts you for a key value for each object. The database
validation option you select here determines what happens as you enter a
value for each digitized object:
■

Validate —AutoCAD Map 3D checks whether the value you enter exists
in the database table. If the value exists, the link data is attached to the
object; if the value does not exist, AutoCAD Map 3D requests a new value.
Use this option to link each object to an existing record in the table.

■

Validate and Create —AutoCAD Map 3D checks whether the value you
enter exists in the database table. If the value exists, the link data is attached
to the object; if the value does not exist, AutoCAD Map 3D creates a new
record in the database table with this value in the key column and attaches
the link data to the object. Use the Link Template Data Entry dialog box
to enter values for the other columns in the new record.

■

No Validation —AutoCAD Map 3D attaches the link data to the object
without checking that the value exists in the table. Use this option if you
do not have a corresponding database record and do not want to create
one at this time.

Quick Reference
MAPDEFINELT
Defines a link template for a database table
Menu

Click Setup ➤ More Link Template Options ➤ Delete
Link Template.

Icon
Define Link Template
Command Line

MAPDEFINELT

Task Pane

In Map Explorer, right-click a data source table or
query ➤ Define Link Template

Dialog Box

Define Link Template dialog box (MAPDEFINELT)

MAPDIGISETUP
Sets up user options for digitizing nodes and linear objects
Menu

Click Map ➤ Data Entry ➤ Digitize Setup.

Command Line

MAPDIGISETUP

Linking Database (SQL) Records as You Digitize | 897

Dialog Box

Digitize Setup dialog box

MAPDIGITIZE
Digitizes nodes and linear objects with settings from mapdigisetup
Menu

Click Map ➤ Data Entry ➤ Digitize.

Command Line

MAPDIGITIZE

Dialog Box

MAPDIGITIZE (Digitize command)

898 | Chapter 6 Creating and Editing Data

Annotating Maps

7

Overview of Annotating Maps
Annotations are notes or other types of explanatory symbols or objects that are
commonly used to add information to your map. The following types of
annotation can be added to your map:
Annotation Type

Works with Description

More Information

Labels

Features

Names that mark each feature on the map

Adding Labels on page
900

Drawing
object annotation

Drawing
objects

Attached to drawing objects
and defined by annotation
templates

Annotating Drawing
Objects on page 904

Annotation
layers

Features

Contain freestanding text
features that are stored in a
data table

Creating Annotation
Layers on page 912

Legends

Features

Provides a key to feature
styles in your map

Adding a Legend on
page 916

Text objects created with the
TEXT and MTEXTcommands

Annotating with AutoCAD Text Objects on
page 918

AutoCAD
text objects

899

See also:
■

Styling Features on page 540

■

Setting Up Annotation Templates on page 171

Adding Labels
Labels are the names that mark each feature on the map. You can add labels
to features on feature layers.
See also:
■

Theming Features on page 955

■

Styling Features on page 540

Adding Labels to Features
Add labels to features on feature layers. Specify one the following for the label:
■

Multiline (Specifies that the label can have multiple lines of text, but no
advanced placement functionality.)

■

Advanced placement (specifies a single-line label which follows a path and
shrinks to fit. A single label is used for feature segments that have the same
property value.)

Also, specify the label text, font, size, format, color, background style and
color, alignment, and rotation of the label.
The label is placed near the line, point symbol, or polygon. For point layers,
if precise placement is important, display the label at a point location.
If a feature label obscures another label, it is not displayed. Feature labels are
drawn on top of point symbols, lines, and polygons. By default, feature labels
will not obscure point symbols. You can allow feature labels to obscure point
symbols.
NOTE For performance reasons, the maximum number of labels drawn is 2000.
If there are so many labels that geometry would be obscured if they were drawn,
AutoCAD Map 3D does not draw them.

900 | Chapter 7 Annotating Maps

See also:
■

Displaying Fixed Labels at Point Locations on page 903

■

Allowing Labels to Obscure Points on page 903

To label features
1 In Display Manager on page 1748 right-click a feature layer containing the
features to label.
2 Click Edit Style.
3 In the Style Editor, under Scale Ranges, select the scale range to style.
For more information about scale ranges, see Defining Scale Ranges on
page 543.
4 In the style geometry area for the selected scale range, click the box under
Feature Label.
5 In the Style Label dialog box, select the Create a Label check box.
6 Select Multiline or Advanced Placement.
Multiline specifies that the label can have multiple lines of text, but no
advanced placement functionality.
Advanced Placement specifies a single-line label which follows a path
and shrinks to fit. A single label is used for feature segments that have
the same property value.
7 For Property To Display, do one of the following:
■

Select a property.

■

Select Expression to use an expression to specify label text.

For more information, see the Using Expressions to Label Features.
8 For Font, select a font from the list.
9 For Size Context, specify the type of units:
■

Select Device Space to specify symbol widths and heights in screen
units. Available units are Points, Inches, Millimeters, or Centimeters.

■

Select Map Space to specify symbol widths and heights in Mapping
Coordinate System (MCS) units. Available units are Inches, Feet, Yards,
Miles, Millimeters, Centimeters, Meters, and Kilometers.

10 For Units, select the type of units to use.

Adding Labels to Features | 901

11 For Size, enter the text size or specify the size using a number expression.
For more information, see the Creating Numeric Expressions.
12 To apply bold, italic, or underlining, click one or more of the Format
options.
13 For Text Color, click a color.
14 To specify a background style, from the Background Style list click one
of the following:
■

Ghosted: Draws an opaque border around each character. Use
Background Color to specify a color for the outline.

■

Opaque: Draws a background behind the labels. They are displayed
as rectangles with text inside. Use Background Color to specify a color
for the rectangles.

■

Transparent: No background is applied to the labels, which are
displayed only as text on the map.

15 For Ghosted and Opaque background styles, click a color in the
Background Color list.
16 If you are adding labels to a polyline layer, use Vertical Alignment to
specify the label position.
You can select one of the available positions or select a layer property
that contains alignment information for each feature.
NOTE Horizontal and vertical alignment settings are not available for area
layers. Only the vertical alignment setting is available for line layers. Horizontal
and vertical alignment settings are available for point layers that display fixed
labels instead of symbols. For more information, see Displaying Fixed Labels
at Point Locations on page 903.
17 For Rotation, do one of the following:
■

Select a value from the drop-down list.

■

Click Any Angle. Specify the angle using the slider or enter an angle
in the box. Click OK.

■

Click Expression. Specify the rotation using a number expression.
For more information about creating a numeric expression, see
Creating Numeric Expressions.

18 Click OK.

902 | Chapter 7 Annotating Maps

19 Click File menu ➤ Save.

Allowing Labels to Obscure Points
AutoCAD Map 3D will not draw a label if it blocks a point symbol on another
layer. The label will be drawn when you zoom in far enough to allow sufficient
space to display it. You can specify that labels on other layers be allowed to
obscure points on the selected layer.
See also:
■

Adding Labels to Features on page 900

■

Displaying Fixed Labels at Point Locations on page 903

To allow labels to obscure points on the selected layer
1 In the Display Manager on page 1748, select the point layer. Click the Style
button.
2 In the Style Editor, click Allow Other Labels To Obscure Feature Symbols
On This Layer.
3 Click File menu ➤ Save.

Displaying Fixed Labels at Point Locations
If exact placement of labels is important, disable the point style and place
fixed labels at feature locations.
NOTE Fixed labels are always displayed, even if they obscure other labels or
features. While feature labels are drawn after all layer features have been drawn,
fixed labels are drawn according to the draw order of their layer within a map,
and may be obscured by features from other layers.
See also:
■

Defining Scale Ranges on page 543

■

Styling Point Features on page 544

■

Adding Labels to Features on page 900

Allowing Labels to Obscure Points | 903

■

Allowing Labels to Obscure Points on page 903

To place labels at points
1 In the Style Editor, under Scale Ranges, select the scale range to style.
For more information about scale ranges, see Defining Scale Ranges on
page 543.
2 Select the Labels Are Fixed (Not Dynamic) check box.
3 In the style geometry area for the selected scale range, click the box under
Style.
4 To remove the point symbol, in the Style Point dialog box, clear the Style
a Point Symbol check box. Click OK.
5 In the style geometry area for the selected scale range, click the box under
Feature Label.
6 To turn on and style the label, in the Style Label dialog box, select the
Style check box.
7 Specify label text and style.
For more information about feature labels, see Adding Labels to Features
on page 900.
8 Use the Horizontal Alignment and Vertical Alignment lists to specify the
position of the label relative to the feature.
You can select one of the available positions or select a layer property
that contains alignment information for each feature. The alignment
values in the property must be specified as follows:
■

Horizontal: Left, Center, or Right.

■

Vertical: Baseline, Bottom, Capline, Halfline, or Top.

9 Click File menu ➤ Save.

Annotating Drawing Objects
Use annotation to quickly and easily label objects with their attribute values,
display properties, and geometric values.

904 | Chapter 7 Annotating Maps

See also:
■

Setting Up Annotation Templates on page 171

■

Theming Drawing Data on page 965

To add and delete annotation
■
■
■
■
■

To use annotation on page 905
To insert annotation on page 908
To refresh annotation based on a specific template on page 909
To update annotation based on a specific template on page 911
To delete all annotation based on a selected annotation template on page
911

Overview of Annotation
Use annotation to indicate textual values on an object. These values might
be attributes, such as object data; display properties, such as a lineweight; or
geometric values, such as the line direction. You can also add graphics to your
annotation, such as arrows, static text, or other geometry, using standard
AutoCAD drawing commands.
Annotation may have both textual and graphic contents. The textual contents,
as well as properties such as layer, color, insertion point, etc., are defined in
the annotation template, and any values defined by expressions are determined
when the annotation is inserted. When you add or remove textual elements
or change properties or expressions in an annotation template, the existing
annotations based on that template do not refresh automatically. Use the
Refresh or the Update command to see those changes.
To use annotation
■

Define an annotation template on page 174

■

Attach annotation to objects on page 907

■

Refresh annotation on page 909

■

Update annotation on page 910

■

Delete annotation from drawings on page 911

■

Delete annotation templates on page 177

Overview of Annotation | 905

Quick Reference
MAPANNDELETE
Deletes all annotation based on the selected template
Menu

Setup menu ➤ More Annotation Options ➤ Delete

Icon
Delete
Command Line

MAPANNDELETE

Dialog Box

Annotation Delete dialog box

MAPANNINSERT
Adds annotation to objects based on the selected annotation template
Menu

Create menu ➤ Insert Annotation

Icon
Insert Annotation
Command Line

MAPANNINSERT

Dialog Box

Insert Annotation dialog box

MAPANNREFRESH
Refreshes existing annotation
Menu

Setup menu ➤ More Annotation Options ➤ Refresh

Icon
Refresh
Command Line

MAPANNREFRESH

Dialog Box

Annotation Refresh dialog box

MAPANNTEMPLATE
Defines and modifies annotation templates
Menu

Click Setup ➤ Define Annotation Template‚Ķ.

906 | Chapter 7 Annotating Maps

Icon
Define Annotation Template
Command Line

MAPANNTEMPLATE

Dialog Box

Define Annotation Template dialog box

MAPANNTEXT
Creates and edits annotation text
Menu

At the Command prompt, enter mapanntext.

Icon
Edit Annotation Text
Command Line

MAPANNTEXT

Dialog Box

Annotation Text dialog box

MAPANNUPDATE
Updates existing annotation
Menu

Setup menu ➤ More Annotation Options ➤ Update

Icon
Update
Command Line

MAPANNUPDATE

Dialog Box

Annotation Update dialog box

Attaching Annotation to Objects
After you have defined an annotation template, use the MAPANNINSERT
command to attach annotation to selected objects in your drawing.
See also:
■

Defining Annotation Templates on page 174

■

Changing Annotation Templates on page 176

Attaching Annotation to Objects | 907

To insert annotation
1 Click Create menu ➤ Insert Annotation.
2 Select an annotation template.
Make sure that the template name check box is selected. To insert
annotations based on multiple templates, select the check box for each
template.
3 Optionally, click Advanced to insert annotations with override options
and properties.
The override information is applied only to the highlighted template.
If you subsequently use the Update command with this annotation
template, you must use the Retain option or these overrides will be lost.
4 Click Insert.
5 Select the objects to annotate. Press Enter.

Quick Reference
MAPANNINSERT
Adds annotation to objects based on the selected annotation template
Menu

Create menu ➤ Insert Annotation

Icon
Insert Annotation
Command Line

MAPANNINSERT

Dialog Box

Insert Annotation dialog box

MAPANNTEMPLATE
Defines and modifies annotation templates
Menu

Click Setup ➤ Define Annotation Template‚Ķ.

Icon
Define Annotation Template
Command Line

MAPANNTEMPLATE

Dialog Box

Define Annotation Template dialog box

908 | Chapter 7 Annotating Maps

Refreshing Annotation
When you make changes to the expressions in an annotation template, the
expressions in existing annotations based on that template do not change
automatically. Use the Refresh command to see those changes reflected. The
Refresh command re-evaluates the existing expressions in an annotation and
has the following options.
■

Strings Only option — This option re-evaluates any expression-based text
in the annotation, but changes nothing else. For example, when you
annotate a circle, using the expression .AREA as the value of the annotation
text, the text displays the area of the circle. If you change the diameter of
the circle, and then use the Refresh command with the Strings Only option,
the text changes to reflect the new area of the circle.

■

Full Annotation option — This option re-evaluates any expression-based
text in the annotation, as well as other properties of the annotation, such
as the insertion point, or the layer on which the annotation resides. For
example, if you annotated a circle, as described above, and used the
expression .CENTER to specify the insertion point of the text, the area of
the circle would be displayed in the center of the circle. If you re-size and
move the circle, the Strings Only option would change the text for the
area, but would not change the position of the text, and the annotation
text would no longer be centered in the circle. The Full Annotation option
would update the text to reflect the new area and move the annotation to
the center of the relocated circle.

See also:
■

Defining Annotation Templates on page 174

■

Changing Annotation Templates on page 176

To refresh annotation based on a specific template
1 Click Setup menu ➤ More Annotation Options ➤ Refresh.
2 Select an annotation template, and click OK.
3 On the command line, choose Full Annotation or Strings Only. Press
Enter.

Refreshing Annotation | 909

Quick Reference
MAPANNREFRESH
Refreshes existing annotation
Menu

Setup menu ➤ More Annotation Options ➤ Refresh

Icon
Refresh
Command Line

MAPANNREFRESH

Dialog Box

Annotation Refresh dialog box

Updating Annotation
When you add or remove textual elements in an annotation template, the
existing annotations based on that template do not change automatically.
Use the Update command to see those changes reflected. The Update command
completely erases and regenerates all annotation based on a specified
annotation template and has the following two options.
■

Retain option — This option regenerates all annotation, without losing
any specific overrides. Any added or removed textual elements will be
reflected in the existing annotations, and any special modifications you
have made to specific annotations will remain. For example, after inserting
a number of annotations with property or expression overrides specified
in the Insert dialog, the Retain option will regenerate all the annotation
using those overrides.

■

Discard option — This option regenerates all annotation, using the default
values in the template. Any added or removed textual elements will be
reflected in the existing annotations, but any specific overrides will be lost.
For example, using the previous example, the Discard option will regenerate
all the annotation, using the default properties and expressions in the
annotation template.

See also:
■

Defining Annotation Templates on page 174

■

Changing Annotation Templates on page 176

910 | Chapter 7 Annotating Maps

To update annotation based on a specific template
1 Click Setup menu ➤ More Annotation Options ➤ Update.
2 Select an annotation template, and click OK.
3 On the command line, choose Retain or Discard. Press Enter.

Quick Reference
MAPANNUPDATE
Updates existing annotation
Menu

Setup menu ➤ More Annotation Options ➤ Update

Icon
Update
Command Line

MAPANNUPDATE

Dialog Box

Annotation Update dialog box

Deleting Annotation from Drawings
You can delete all annotation based on a selected annotation template.
To delete all annotation based on a selected annotation template
1 Click Setup menu ➤ More Annotation Options ➤ Delete.
2 Select an annotation template.
TIP You can select more than one template at a time.
3 Click OK.

Quick Reference
MAPANNDELETE
Deletes all annotation based on the selected template

Deleting Annotation from Drawings | 911

Menu

Setup menu ➤ More Annotation Options ➤ Delete

Icon
Delete
Command Line

MAPANNDELETE

Dialog Box

Annotation Delete dialog box

Working with Annotation Layers
Creating Annotation Layers
Using the Display Manager on page 1748, you can create and style layers for
freestanding text that is not associated with features. Text features on text
layers are stored in a data table and are checked in like any other type of
feature.
NOTE Annotation layer style settings (which apply to the entire layer) are stored
with the layer. Style overrides (which apply only to a specific annotation feature)
are stored with that feature in the data table.
The Annotation text layer uses expressions to generate text features from
corresponding entries in the annotation data table. Most users do not need
to modify these expressions, though they offer advanced capabilities for very
specific uses.
To create an annotation layer
1 In the Display Manager on page 1748, click Data ➤ New Text Layer.
2 In the Choose Spatial Database File dialog box, provide a name and
location for the SDF file that will store the layer information. Click Save.
NOTE If you specify an existing file, the new layer will overwrite the existing
layer
3 In the Specify Coordinate System dialog box, set the coordinate system
for the layer. Click OK.
The new annotation layer is added to the Display Manager.

912 | Chapter 7 Annotating Maps

Quick Reference
MAPTEXTLAYERCREATE
Creates an annotation layer for freestanding text features
Command Line

MAPTEXTLAYERCREATE

Task Pane

In the Display Manager, click Data ➤ New Text Layer

Styling an Annotation Layer
After you have added the annotation layer, specify how text on the layer
should be styled.
To style an annotation layer
1 In the Display Manager on page 1748, select the annotation layer.
2 Click Style.

3 In the Style Editor, under Style click

.

4 In the Style Text Layer dialog box specify the Size Context.
■

Select Device Space to specify symbol widths and heights in screen
units. Available units are Points, Inches, Millimeters, or Centimeters.

■

Select Map Space to specify symbol widths and heights in Mapping
Coordinate System (MCS) units. Available units are Inches, Feet, Yards,
Miles, Millimeters, Centimeters, Meters, and Kilometers.

5 Specify the Units.
6 For Text Type, select one of the following:
■

Plain—Formats annotation text uniformly using the settings specified
for the layer in the Style Text Layer dialog box. The text has no
formatting information itself.

■

Mtext—Formats annotation text as multiline. The settings specified
for the layer in the Style Text Layer dialog box define the base
formatting style. You can override this formatting when you insert
individual Annotative text features.

Styling an Annotation Layer | 913

The Edit Expression button lets you specify an expression for this setting
for advanced use cases. We recommend that you do not use expressions
for Text Type.
7 For Text, leave the "Label_Text" value unchanged.
This is the name of a property in the feature source. It specifies that the
text for the annotation is what you specify in the Edit Text Instance dialog
box on page 1364 when you create the annotation. The Edit Expression
button lets you specify an expression for this setting for advanced use
cases.
For more information on inserting annotations, see Adding Text to an
Annotation Layer on page 914.
8 For Font Name, specify the font to use on the annotation layer.
9 For Font Size, leave the "NullValue(SIZE,number)" expression.
The initial setting for font height is in mapping units and is based on the
existing view. We recommend that you try the suggested height and
adjust the number as needed. If individual instances require a different
height, adjust the value in the SIZE column in the Data Table after you
insert the annotation instances.
10 Specify other font styling using the drop downs.
If you select MText for Text Type, you can override some of these settings
using controls in the Edit Text Instance dialog box on page 1364 when you
insert the annotation.
11 For Horizontal Alignment, Vertical Alignment, and Rotation, leave the
"HORIZONTAL_ALIGNMENT", "VERTICAL_ALIGNMENT", and
"ORIENTATION" expression values unchanged. These are the names of
properties in the feature source.
The Edit Expression buttons let you specify expressions for these setting
for advanced use cases. If necessary, you can modify these values in the
Data Table after you insert the annotation instances.
12 Click OK.

Adding Text to an Annotation Layer
After you have created the annotation layer and specified style settings, you
can add specific text instances.

914 | Chapter 7 Annotating Maps

To add text to an annotation layer
1 In the Display Manager on page 1748, right-click the annotation layer. Click
Create ➤ Create New Annotation.
2 Click in the map to specify a location for the text feature.
3 In the Edit Text Instance dialog box on page 1364, enter the desired text.
4 Specify any style overrides to apply to this particular text instance only.
Unless you specify overrides, the style you have assigned to the layer is
applied.
NOTE Style overrides cannot be undone. Style changes made to this feature
supersede the base style. To revert to the base style, you must remove the
style overrides.
5 Click OK.
6 When you have finished adding annotations, click Check-in Features.

Quick Reference
MAPTEXTCREATE
Adds text features to an annotation layer
Command Line

MAPTEXTCREATE

Task Pane

In the Display Manager, right-click an annotation
layer, and click Create ➤ Create New Annotation

Dialog Box

Edit Text Instance dialog box

Editing an Annotation
Check out annotation features to modify them. Check in annotation features
when you are finished editing.
To edit an annotation
1 Right-click the annotation and click Edit Text Instance.
2 Select the text to modify.

Editing an Annotation | 915

3 Modify the text as needed.
4 Click OK.

Quick Reference
MAPTEXTEDIT
Allows you to edit text features on an annotation layer
Command Line

MAPTEXTCREATE

Dialog Box

Edit Text Instance dialog box

Adding a Legend
A legend lists the styles in your map.

The legend describes the styles used in your map.

Legend Style
By default, legends use the Legend table style. To change your legend style,
modify the Legend table style using the TABLESTYLE command. For more
information, see the AutoCAD Help.

916 | Chapter 7 Annotating Maps

See also:
■

Overview of the Display Manager on page 535

■

Getting Help with AutoCAD on page 48

To create and modify the legend, do any of the following operations.
■

To create a legend on page 917

■

To change the icon used for thumbnails on page 917

■

To edit titles or text in the legend on page 917

■

To change legend settings or use a different style on page 918

■

To edit the Legend table style on page 918

■

To update the Legend on page 918

To create a legend
1 Zoom the drawing to the desired scale threshold.
The default legend size is based on the window size when the legend is
created.
2 In the Display Manager on page 1748, click Tools ➤ Create Legend.
3 Click a spot in the drawing to place the legend.
To change the icon used for thumbnails
1 In the Display Manager on page 1748, click a drawing layer.
Click the Style button to display the Properties palette if it is not displayed.
2 On the Display tab of the Properties palette, next to Thumbnail Preview,
select the style of thumbnail to use.
For example, select the polyline icon to display an icon of a wavy line,
or choose the polygon icon to display hatch or fill.
The thumbnail settings affect both the legend and the Display Manager.
To edit titles or text in the legend
1 Use the Properties palette to revise layer titles in the Display Manager.
2 In the Display Manager on page 1748, click Tools ➤ Update Legend.

Adding a Legend | 917

To change legend settings or use a different style
1 Select the legend.
2 In the Properties palette, change any setting.
To edit the Legend table style
1 At the command prompt, enter tablestyle.
2 In the Table Style dialog box, do one of the following:
■

Select the Legend style and click Modify.

■

Click New to create a new table style and specify a name for the style.

3 In the Modify Table Style dialog box, specify the settings.
To update the Legend
1 In the Display Manager on page 1748, click Tools ➤ Update Legend.

Quick Reference
Display Manager Legend
Creates a Display Manager legend
Task Pane

In Display Manager, click Tools ➤ Create Legend

Annotating with AutoCAD Text Objects
You can create and modify several types of AutoCAD text objects. You can
control most text style settings by defining text styles. For more information
see, Create Text and Work with Text Styles.
For more information about all types of AutoCAD annotation, see Annotate
Drawings.

918 | Chapter 7 Annotating Maps

8

Analyzing Data

Overview of Analyzing Data
The analysis tools in AutoCAD Map 3D help turn your raw map data into useful
information that can help you answer questions, support decisons, test
hypotheses, and reveal patterns that may not be immediately obvious.
For workflows related to analyzing data, see Create Themed Maps and Analyze
Data.
Tools and methods for analysis vary, depending on whether you are using
drawing data or geospatial feature data.
For Drawing Objects

For Features

Description

View object properties and attributes. on page 937
View external data linked to objects. on page 938

View feature source and attribute
data. on page 921
View native data and data joined
to features from a separate source.
on page 928

Drill down to get detailed information about features and
objects you want to focus on.

Find, search, filter and query
drawing data on page 1006

Find and select features on page
993
Use buffers to filter data. on page
1004

Find the data you need.
Create buffers around features
based on distance and identify
features within that bufffer to
see how areas are affected by
conditions. For example, find
parcels within a certain distance
from planned construction, or
roads close to flood plains.

919

For Drawing Objects

For Features

Description

Track coordinates and measure
geodetic distances. on page 939

Track coordinates and measure
geodetic distances. on page 939

Take real-world measurements
based on coodinate geometry

Add distances, display continuous
distance, display angles between
points in the map, display coordinate geometry for lines and
arcs, and determine slope and
grade on page 944.

Use themes to analyze height,
slope, and aspect. on page 989

Use inquiry commands to extract geometric information
from drawing objects such as
lines, curves, closed polylines,
and polygons.
For supported raster formats,
analyze surface slope, aspect,
and elevation.

Theme drawing data. on page
965

Theme geospatial features. on
page 955

Use themes to highlight data
distribution and patterns.

Analyze topology on page 1085

Drape 2D data onto 3D surfaces
on page 979
Add contour lines. on page 976

For drawing objects, use topology to analyze spatial relationships between drawing objects.
For supported raster formats,
view data in 3D for more realworld analyis, including walkthroughs and recorded animations. Use contour lines to help
you analyze terrain.

Getting Information About Features and Objects
Information about features and drawing objects can be stored within the
feature or object source, as well as in an external source, such as a spreadsheet
application.
For geospatial features, attribute data is part of the feature itself. Additionally,
you can join external data to any feature. Using the Data Table, you can view
and edit all the feature source data included in your map.
For drawing objects, you can create object tables within the drawing itself to
store object attribute data. You can also link to external data using link
templates. You view and edit attribute or object class data using the Properties
palette or the Display Manager.

920 | Chapter 8 Analyzing Data

See also:
■

Joining Data to GIS Features on page 439

■

Storing Attribute Data in the Drawing (Object Data) on page 451

■

Overview of Linking Database Records to Objects on page 451

To get information about features and objects
■
■

To get information about features on page 921
To get information about drawing objects on page 935

Getting Information about Features
To get information about features
■
■
■
■
■
■
■
■
■
■
■
■

To access the Data Table on page 922
To search to select data on page 925
To create a calculated property on page 927
To view data for a selected layer on page 929
To view joined data on page 929
To view unfiltered feature class data on page 929
To view non-spatial data on page 930
To highlight features using the Data Table on page 931
To remove highlighting on page 931
To highlight rows of data on page 932
To zoom to a view on page 933
To export from the Data Table on page 934

Overview of the Data Table
Use the Data Table to access, view and edit data for multiple feature sources
in a single window. The Data Table displays the data for all the features you’ve
added to your map.
NOTE Before you can access the Data Table, you must connect to the feature
sources you want to view or edit and add the data to the map.
You can isolate layers of data, sort, zoom to and edit data directly while
connected to a “live” feature source, or view, attach and edit attribute data
by linking to a spreadsheet application.

Getting Information about Features | 921

Some data fields are “constrained” to allow only certain values. When you
enter values for constrained fields, you are prompted to enter only valid values.
For example, the prompt might tell you to enter only values between one and
ten.
You can join attribute data from a separate data source to a layer in the Data
Table. You can use native and joined data to form the basis of the new,
calculated field. Calculated fields are available only within AutoCAD Map 3D.
They are not saved back to the original data store.
NOTE The Data Table uses your system’s default decimal separator for both display
and exporting to CSV files. You can specify the default decimal separator in your
Regional and Language Options in the Windows Control Panel.
See also:
■

Editing Features using the Data Table on page 595

■

Viewing Data for a Selected Layer, Join, Unfiltered Feature Class, or
Non-Spatial Data Table on page 928

■

Joining Data to GIS Features on page 439

■

Setting Up Constraints in the Schema Editor on page 511

■

Creating Calculated Properties on page 927

To access the Data Table
1 Connect on page 265 to the data you want to view or edit.
2 In the Display Manager on page 1748, select the layer whose data you want
to view.

3 Click

.

4 The Data Table window displays the properties for the layer you selected.
To do this...

View data for a feature in
your map.

Use this method...

1 Select a layer in Display Manager.

922 | Chapter 8 Analyzing Data

For more information,
see...
Viewing Data for a Selected
Layer, Join, Unfiltered Feature

To do this...

Use this method...

For more information,
see...
Class, or Non-Spatial Data
Table on page 928

2 Click

View non-spatial data

.

1 In the Data Table,
click the Data
menu.
2 Select the non-spatial table to view.

Dock the Data Table

1 Right-click the Data
Table title bar and
select Allow Docking.

Viewing Data for a Selected
Layer, Join, Unfiltered Feature
Class, or Non-Spatial Data
Table on page 928

Data Table Dialog Box on
page 1347

2 Drag the Data Table
by its title bar to the
top or bottom of
the application
window.

Make the Data Table
transparent.

1 Right-click the title
bar of the Data
Table and choose
Transparency.
2 In the Transparency
dialog box, adjust
the transparency
level and click OK.

Minimize the Data Table
automatically when you
click outside it.

Right-click the title bar of the
Data Table and choose AutoHide.

Getting Information about Features | 923

To do this...

Use this method...

For more information,
see...

Find data that meets conditions that you specify.

Click Search to Select at the
bottom of the Data Table.

Using Expressions to Select
Feature Data on page 925

Highlight areas in your
map.

In the Data Table, select the
row or rows of data to highlight.

Viewing Data for a Selected
Layer, Join, Unfiltered Feature
Class, or Non-Spatial Data
Table on page 928

Remove highlighting

From the Options list in the
Data Table, select Select
None.

Highlighting Features Using
the Data Table on page 930

1 In the Data Table,
click Auto-Zoom
(unless it is already
on).

Zooming to a View Using the
Data Table on page 933

Zoom to related areas in
your map.

2 Select the rows of
data to view.

Edit information in the
Data Table

1 Select and edit cells
in the Data Table.

Editing Features using the
Data Table on page 595

2 Check in the feature
when you are finished.

Export information from
the Data Table.

1 Select the rows of
data to export.
2 From the Options
list in the Data
Table, select Export.
3 Specify a name and
location for the exported .csv file.

924 | Chapter 8 Analyzing Data

Exporting from the Data
Table on page 1214

Quick Reference
MAPDATATABLE
Allows you to view, edit, and filter feature data
Menu

Click Edit ➤ Data Table.

Icon
Table
Command Line

MAPDATATABLE

Task Pane

In Map Explorer or Display Manager, click the Table
button

Dialog Box

Data Table Dialog Box

Using Expressions to Select Feature Data
You can use the Data Table to find geospatial feature data that meets conditions
that you specify. For example, you can search for all parcels with an area
greater than five acres. When AutoCAD Map 3D completes the search, it
highlights the data rows in the Data Table and the associated features on your
map.
NOTE To search multiple layers at one time, use Edit menu ➤ Search.
See also:
■

Searching For and Selecting Features on page 1000

■

Viewing Data for a Selected Layer, Join, Unfiltered Feature Class, or
Non-Spatial Data Table on page 928

■

Highlighting Features Using the Data Table on page 930

■

Highlighting Data Table Rows Using the Map on page 931

■

Zooming to a View Using the Data Table on page 933

To search to select data
1 Select the geospatial feature layer in Display Manager that contains the
data you want to view.

Getting Information about Features | 925

2 If you want to select data based on its location in the map, zoom the
drawing window to the extents of the selected feature class.

3 Click

on the toolstrip to open the Data Table window.

4 Click Search to Select at the bottom of the Data Table.
5 Create the expression for your search:
■

Locate On Map — Selects all features in a location you specify. You
can specify whether to select features completely within the selection
area, within or crossing the selection area, or within a specified
distance of the selection area. See Filtering by Location.
For example, use a location condition to find all manholes in one
section of town, or all parcels that touch a road, or all water pipes
within 100 meters of a road.

■

Property Evaluation — Selects all features that have the property value
you specify. Insert a property, an operator, and a value. See Evaluating
Properties.
For example, to select all pipes with a diameter greater than 10, specify
Diameter > 10.
You can view and insert available values for a property from a list.

6 To create a complex property evaluation, insert an AND or OR operator,
and then insert another property, operator, and value combination.
Every operator must be preceded by a property. For example, to find
parcels whose last purchase date is after 1990 and before 2005, the
expression must look like this:
Purchase_Date > 1990 AND Purchase_Date < 2005

7 Validate your expression.
8 To reuse your expression in the future, from the Options list in the Data
Table, select Save Expression.
9 When the expression is complete and valid, click OK.
AutoCAD Map 3D highlights both the selected rows in the Data Table
and the associated features on your map.

926 | Chapter 8 Analyzing Data

Quick Reference
MAPDATATABLE
Allows you to view, edit, and filter feature data
Menu

Click Edit ➤ Data Table.

Icon
Table
Command Line

MAPDATATABLE

Task Pane

In Map Explorer or Display Manager, click the Table
button

Dialog Box

Data Table Dialog Box

Creating Calculated Properties
You can calculate a new property for any feature, based on its existing native
properties and any joined data for that feature layer. You can use the resulting
property to filter or select data. For example, you can calculate the area of
parcels and then select parcels whose areas are above a certain area value.
You can store the resulting calculation as a new property in the Data Table.
It will be available whenever you open the map in which you created it, but
it is not saved back to the original data store. Calculated properties are gray
in the Data Table, because you cannot edit them.
There are two special calculations you can perform: finding the area of a
polygon and finding the length of a linear feature (or the perimeter of a
polygon feature).
To create a calculated property
1 In the Display Manager, right-click the layer for which you want to create
a calculated property.
2 Click Create A Calculation.
NOTE You can also create a calculated property from within the Data Table
by clicking Options ➤ Create A Calculation.
3 Create the calculation.

Getting Information about Features | 927

4 Click

on the toolstrip to open the Data Table window.

The column representing the calculated property appears at the far right
side of the Data Table.

Quick Reference
MAPDATATABLE
Allows you to view, edit, and filter feature data
Menu

Click Edit ➤ Data Table.

Icon
Table
Command Line

MAPDATATABLE

Task Pane

In Map Explorer or Display Manager, click the Table
button

Dialog Box

Data Table Dialog Box

Viewing Data for a Selected Layer, Join, Unfiltered
Feature Class, or Non-Spatial Data Table
You can use the Data Table to view data for selected layers, joins, unfiltered
feature classes, or non-spatial data tables.
See also:
■

Highlighting Data Table Rows Using the Map on page 931

■

Zooming to a View Using the Data Table on page 933.

■

Highlighting Features Using the Data Table on page 930

■

Highlighting Data Table Rows Using the Map on page 931

■

To view data for a selected layer on page 929

■

To view joined data on page 929

928 | Chapter 8 Analyzing Data

■

To view unfiltered feature class data on page 929

■

To view non-spatial data on page 930

To view data for a selected layer
1 Select the layer in Display Manager that contains the feature class data
you want to view.

2 Click

on the toolstrip to open the Data Table window.

3 Select the row or rows of data to view in your map.
Specific areas of your map are highlighted based on the data you select.
To view joined data
1 Select the layer in Display Manager that contains the feature class data
you want to view.

2 Click

to open the Data Table window.

The Data Table displays the data in joined tables in read-only format:
you cannot edit data in joined tables from the primary table. For more
information about Joins, see Overview of Joins on page 439
To view unfiltered feature class data
1 Select the layer in Display Manager that contains the feature class data
you want to view.

2 Click

to open the Data Table window.

3 From the Data drop-down list, select the Feature Class data source.
Selecting the Feature Class data source displays all records, including any
that are not associated with feature attributes. The selection and
highlighting options are not available when viewing this table.

Getting Information about Features | 929

To view non-spatial data

1 On the top toolbar, click

to open the Data Table window.

2 In the Data drop-down list, select the non-spatial table you want to view.
The Data drop-down list will display all non-spatial data for a given
connected data source.

Quick Reference
MAPDATATABLE
Allows you to view, edit, and filter feature data
Menu

Click Edit ➤ Data Table.

Icon
Table
Command Line

MAPDATATABLE

Task Pane

In Map Explorer or Display Manager, click the Table
button

Dialog Box

Data Table Dialog Box

Highlighting Features Using the Data Table
You can select specific feature in the Data Table and highlight them
automatically in your map. For example, you can select the Data Table rows
that represent parcels on one or two streets to see those parcels highlighted
in the map. If Auto-Zoom is on, the map will also zoom to the extents of the
selected features.
See also:
■

Highlighting Data Table Rows Using the Map on page 931

■

Viewing Data for a Selected Layer, Join, Unfiltered Feature Class, or
Non-Spatial Data Table on page 928

■

Zooming to a View Using the Data Table on page 933.

930 | Chapter 8 Analyzing Data

■

Using Expressions to Select Feature Data on page 925

■

Highlighting Data Table Rows Using the Map on page 931

To highlight features using the Data Table
1 In Display Manager, select the layer containing the feature set you want
to view.

2 Click

to open the Data Table window.

3 Select a row or rows of data to highlight the corresponding features in
your map.
To remove highlighting
1 From the Options list in the Data Table, select Select None.
The highlighting is removed from the Data Table and your map.

Quick Reference
MAPDATATABLE
Allows you to view, edit, and filter feature data
Menu

Click Edit ➤ Data Table.

Icon
Table
Command Line

MAPDATATABLE

Task Pane

In Map Explorer or Display Manager, click the Table
button

Dialog Box

Data Table Dialog Box

Highlighting Data Table Rows Using the Map
You can select features in your map to highlight the corresponding rows of
data.

Getting Information about Features | 931

See also:
■

Highlighting Data Table Rows Using the Map on page 931

■

Viewing Data for a Selected Layer, Join, Unfiltered Feature Class, or
Non-Spatial Data Table on page 928

■

Zooming to a View Using the Data Table on page 933.

■

Using Expressions to Select Feature Data on page 925

■

Highlighting Features Using the Data Table on page 930

To highlight rows of data
1 In Display Manager, select the layer containing the feature set you want
to view.

2 Click

to open the Data Table window.

3 Click Auto-Scroll (if it is not already on) to turn on the automatic scroll
feature in the Data Table.
4 Select any area or feature in your map.
The Data Table scrolls and highlights the corresponding rows of data.

Quick Reference
MAPDATATABLE
Allows you to view, edit, and filter feature data
Menu

Click Edit ➤ Data Table.

Icon
Table
Command Line

MAPDATATABLE

Task Pane

In Map Explorer or Display Manager, click the Table
button

Dialog Box

Data Table Dialog Box

932 | Chapter 8 Analyzing Data

Zooming to a View Using the Data Table
You can select rows of data in the Data Table to zoom in directly to data in
your map.
See also:
■

Using Expressions to Select Feature Data on page 925

■

Highlighting Data Table Rows Using the Map on page 931

■

Viewing Data for a Selected Layer, Join, Unfiltered Feature Class, or
Non-Spatial Data Table on page 928

■

Highlighting Features Using the Data Table on page 930

■

Highlighting Data Table Rows Using the Map on page 931

To zoom to a view
1 In Display Manager, select the layer containing the feature set you want
to view.

2 Click

to open the Data Table window.

3 In the Data Table, click Auto-Zoom (unless it is already on).
4 Select the rows of data to view. AutoCAD Map 3D automatically zooms
to the corresponding data.

Quick Reference
MAPDATATABLE
Allows you to view, edit, and filter feature data
Menu

Click Edit ➤ Data Table.

Icon
Table
Command Line

MAPDATATABLE

Getting Information about Features | 933

Task Pane

In Map Explorer or Display Manager, click the Table
button

Dialog Box

Data Table Dialog Box

Exporting Data from the Data Table
You can export the data in the Data Table to a .csv (comma-separated text file)
that can be opened in most spreadsheet applications.
See also:
■

Overview of the Data Table on page 921

■

Exporting and Printing Attribute Data on page 1212.

To export from the Data Table
1 Select the rows of data to export.
2 From the Options list in the Data Table, select Export.
3 Save the .csv file to the specified name and folder.

Quick Reference
MAPDATATABLE
Allows you to view, edit, and filter feature data
Menu

Click Edit ➤ Data Table.

Icon
Table
Command Line

MAPDATATABLE

Task Pane

In Map Explorer or Display Manager, click the Table
button

Dialog Box

Data Table Dialog Box

934 | Chapter 8 Analyzing Data

Getting Information About Drawing Objects
You can store information about drawing objects in object data tables or in
linked external sources.
See also:
■

Storing Attribute Data in the Drawing (Object Data) on page 451

■

Overview of Linking Database Records to Objects on page 451

To get information about drawing objects
■
■

To view properties and attributes for a drawing object on page 938
To view external data linked to drawing objects on page 938

Overview of Drawing Object Information
Drawing objects are associated with different kinds of attribute data. You can
view and edit the properties and attributes contained in your map as well as
data contained in common spreadsheet application databases.
You can get information about drawing objects in the following ways.
To do this...

View and edit object data

Use this method...

1 Right-click a drawing object in the
map.

For more information,
see...
Displaying and Editing Object Data for a Drawing Object on page 880

2 Click Properties.

View and edit object class
data.

1 Right-click a classified drawing object
in the map.

Editing Object Class Data on
page 845

2 Click Properties.
3 Click the Object
Class tab.

Getting Information About Drawing Objects | 935

To do this...

Edit external data linked
to drawing objects

Use this method...

1 Open a database
table in the Data
View.

For more information,
see...
Editing a Database on page
867

2 Click the data to
edit.
3 Type the new value.

Find data in the Data
View.

1 Open a database
table in the Data
View.

Finding Records in a Database Linked to Drawing Objects on page 1008

2 Position the cursor
in the column to
search.
3 Click Edit menu ➤
Find.
4 Enter the characters
to find.
5 Click Find Next.

Highlight drawing objects
in your map that are
linked to a database record.

1 Open a linked database table in the
Data View.
2 In the Data View
window, select a record.
3 In the Data View,
click Highlight
menu ➤ Highlight
Objects.

936 | Chapter 8 Analyzing Data

Highlighting Drawing Objects Linked to a Database
Record on page 1013

To do this...

Use this method...

For more information,
see...

Remove highlighting

Enter regen on the Command
line.

Highlighting Drawing Objects Linked to a Database
Record on page 1013

Highlight records linked
to a selected drawing object

1 Open a linked database table in the
Data View.

Highlighting Records Linked
to a Selected Object on page
1016

2 In the Data View,
click Highlight
menu ➤ Highlight
Records ➤ Select
Object. Select the
objects in your
drawing.
3 Press Enter.

Print information from the
Data View.

1 In the Data View,
specify print options, header, footer, or filters.

Printing from the Data View
on page 1215

2 In the Data View,
click File menu ➤
Print.
3 Click OK.

Viewing Properties and Attributes of Drawing
Objects
You can view object data and object class data for drawing objects.

Getting Information About Drawing Objects | 937

See also:
■

Entering and Editing Object Data on page 873

■

Editing Object Class Data on page 845

To view properties and attributes for a drawing object
■

Right-click an object and click Properties.
The Properties palette opens showing all the information contained in the
object data of your drawing layer.

Quick Reference
PROPERTIES
Displays the Properties palette, which allows you to edit the properties of
objects
Menu

Analyze ➤ Properties

Icon
Properties
Command Line

PROPERTIES

Task Pane

Select object. Right-click in drawing area ➤ Properties

Viewing External Data Linked to Drawing Objects
You can view the external data contained in your map by linking to an external
database, usually a common spreadsheet application.
See also:
■

Overview of Linking Database Records to Objects on page 451

■

Viewing External Data Sources for Drawing Object Data on page 859

To view external data linked to drawing objects
1 In Map Explorer on page 1755, expand Link Templates and right-click the
link template for the data table you want.

938 | Chapter 8 Analyzing Data

2 Click View Linked Table.
The Data View window opens.

3 Click the Highlight Linked Objects icon.
4 In your map, select the objects whose data you want to view and press
Enter.
The Data View window reappears with the records that are linked to the
selected objects highlighted.
5 Use the navigation buttons to move between highlighted records.

Quick Reference
(Data View) Highlight Objects
Highlights objects linked to the selected records
Menu

In the Data View:Highlight ➤ Highlight Objects

Icon
Highlight Objects

Measuring and Tracking Coordinates
To measure and track coordinates
■
■
■

To track coordinates on page 941
To measure geodetic distance on page 943
To measure coordinate geometry on page 944

Overview of Measuring and Tracking
Once you have assigned coordinate systems to your map, you can locate
specific coordinate points and measure the geodetic distance between points.

Measuring and Tracking Coordinates | 939

For example, you can determine the coordinates of a manhole or the centerline
of a new road.
For drawing objects in your map, there are additional coordinate geometry
commands you can use to get accurate geometric information about the
objects.
In addition, you can use AutoCAD commands, such as DIST, AREA,
PROPERTIES, and PERIMETER, to obtain information about drawing objects,
which can help you do useful calculations. For more information, refer to the
AutoCAD Help.
See also:
■

Overview of Coordinate Systems on page 134

■

Assigning a Coordinate System to the Current Drawing on page 137

■

Theming Surfaces to Analyze Height, Slope, and Aspect on page 989

Use the following methods to measure and track coordinates.
For all map objects For drawing objects only Description
Tracking Coordinates
on page 941

As you move the cursor around in a
drawing window, display the cursor
location in a specific coordinate system.

Measuring Geodetic
Distance on page 943

Measure the geodetic distance (which
takes into account the curvature of
the Earth) between points in your
map.
Adding Distances on page
947

Calculate the total of several disjunct
distances between points in your
map.

Displaying Continuous Distance on page 948

Add and display the distance between
one point and a number of other
points, or between a series of points.
in a drawing.

940 | Chapter 8 Analyzing Data

For all map objects For drawing objects only Description
Displaying Angle Information
on page 950

Display the acute and obtuse angle
between points or intersecting lines.

Displaying COGO Information for Lines and Arcs on
page 951

Display coordinate geometry for lines
and arcs, including line and curve
details, area, and coordinates.

Displaying Slope on page 952

Display the slope, grade, and horizontal distance between two points.

Tracking Coordinates
As you move the cursor around in a drawing window, you can display the
cursor location in the coordinate system you choose.
For example, if your attached drawing uses one coordinate system and your
current drawing uses another, you can track the source drawing's coordinates
as you move the cursor around in the current drawing.

Track Coordinates pane

See also:
■

Overview of Coordinate Systems on page 134

■

Attaching Drawings on page 144

To track coordinates
1 In Map Explorer on page 1755, right-click the current drawing ➤ Track
Coordinates .
2 The Track Coordinates pane appears.

Tracking Coordinates | 941

3 Click Select Coordinate System.
4 In the Select Global Coordinate System dialog box, choose the coordinate
system to track.
5 Click OK.
The Track Coordinates pane displays the code and description of the
coordinate system.
6 To change the format of the displayed coordinates, right-click in the
Track Coordinates pane. Click Format Lat/Longs As D,M,S.
As you move the cursor over the drawing window, the X and Y text boxes
update the cursor's coordinates in the selected coordinate system.
Tips
■

If the X and Y text boxes remain empty as you move the cursor in the
drawing window, either there is no coordinate system assigned to the
current drawing or the cursor is in a region of the window that is not valid
for the specified coordinate system. You cannot track coordinates in layout
space.

■

You can track coordinates using the coordinate system of a specific attached
drawing. In Map Explorer, right-click the attached drawing ➤ Track
Drawing's Coordinates. The tracker pane opens, preset to the specified
attached drawing's coordinate system. If Track Drawing's Coordinates is
not available, there is no coordinate system assigned to the attached
drawing.

Quick Reference
MAPTRACKCS
Tracks the coordinates of the cursor in any coordinate system
Menu

Analyze menu ➤ Track Coordinate Sytem....

Icon
Track Coordinates
Command Line

942 | Chapter 8 Analyzing Data

MAPTRACKCS

Task Pane

In Map Explorer, right-clickCurrent Drawing ➤ Track
Coordinates

Measuring Geodetic Distance
You can measure the geodetic distance between points in your map. Geodetic
distance takes into account the curvature of the Earth. Therefore, the geodetic
distance between any two points is longer than the straight line distance
between the same two points.

Measure geodetic distance between points in your map

See also:
■

Measuring and Tracking Coordinates on page 939

■

Overview of Coordinate Systems on page 134

■

To track coordinates on page 941

To measure geodetic distance
1 Click Analyze menu ➤ Geodetic Distance.
2 At the prompt, specify the starting point by clicking in the map or typing
the coordinates of the point.
3 At the second prompt, specify the end point by clicking in the map or
typing the coordinates of the point.

Measuring Geodetic Distance | 943

The results of the calculation are displayed on the command line. If you
don’t see the command line, press Ctrl + 9 to display it.
Notes
■

If the map file does not have an assigned coordinate system on page 137,
the result is a simple straight line distance calculation.

■

You can change the units on page 941in which the distance is displayed.

Quick Reference
MAPDIST
Measures the geodetic distance between points
Menu

Analyze menu ➤ Geodetic Distance

Icon
Geodetic Distance
Command Line

MAPDIST

Dialog Box

MAPDIST

Measuring Coordinate Geometry
Use the inquiry commands to extract geometric information from drawing
objects.
To measure coordinate geometry
■
■
■
■
■

To add distances on page 948
To display the distance between points on page 949
To display angle information on page 950
To display COGO information for lines and arcs on page 951
To display the slope between two points on page 952

944 | Chapter 8 Analyzing Data

Overview of Measuring Coordinate Geometry
Use the inquiry commands to extract geometric information from drawing
objects such as lines, curves, closed polylines, and polygons. This can help
you verify the accuracy of your data, or send the data to the field.
Inquiry commands are specific to drawing objects. They don’t work on
geospatial features.
NOTE The COGO inquiry commands use the World Coordinate System (WCS)
and ignore current User Coordinate System (UCS) settings. Therefore, north is
always considered to point along the WCS positive Y axis, and inquiry results are
reported in WCS coordinates.
See also:
■

Measuring and Tracking Coordinates on page 939

■

Setting Coordinate Geometry Options on page 210

■

Overview of Coordinate Systems on page 134

To do this...

Use this method...

Add distances.

Click Analyze menu ➤ Inquiry ➤ Add
Distances.
See Adding Distances on page 947

Display the distance between points.

Click Analyze menu ➤ Inquiry ➤ Continuous Distance.
See Displaying Continuous Distance on
page 948

Display angle information.

Click Analyze menu ➤ Inquiry ➤ Angle
Information.
See Displaying Angle Information on page
950

Display coordinate geometry information
for lines and arcs.

Click Analyze menu ➤ Inquiry ➤ Line
and Arc Information.
See Displaying COGO Information for Lines
and Arcs on page 951

Measuring Coordinate Geometry | 945

To do this...

Use this method...

Display the slope between points.

Click Analyze menu ➤ Inquiry ➤ List
Slope.
See Displaying Slope on page 952

Quick Reference
MAPCGADIST
Adds the distances between points
Menu

Analyze menu ➤ Inquiry ➤ Add Distances

Icon
Add Distances
Command Line

MAPCGADIST

MAPCGCDIST
Displays the distance between points
Menu

Analyze menu ➤ Inquiry ➤ Continuous Distance

Icon
Continuous Distance
Command Line

MAPCGCDIST

MAPCGANG
Displays the angle between lines or points
Menu

Analyze menu ➤ Inquiry ➤ Angle Information

Icon
Angle Information
Command Line

MAPCGLIST

946 | Chapter 8 Analyzing Data

MAPCGANG

Displays coordinate geometry information for lines and arcs
Menu

Analyze menu ➤ Inquiry ➤ Line and Arc
Information

Icon
Line and Arc Information
Command Line

MAPCGLIST

Adding Distances
You can calculate the total of several disjunct distances by selecting points in
your map, entering distances on the command line, or selecting numeric text,
such as measurements, in your map.
You can perform this operation only on drawing objects. It is not available
for geospatial features.

You are prompted to enter a number, specify a distance, or select text. Select
all the distances you want to add. You can select numeric text in your drawing,
click the start and end points of the distance you want to measure, or enter
the number directly on the command line. When you press Enter, AutoCAD
Map 3D displays the total of all the distances.
See also:
■

Measuring and Tracking Coordinates on page 939

■

Setting Coordinate Geometry Options on page 210

■

Overview of Coordinate Systems on page 134

Measuring Coordinate Geometry | 947

■

Displaying Continuous Distance on page 948

To add distances
1 Click Analyze menu ➤ Inquiry ➤ Add Distances.
2 Specify the first distance by doing one of the following:
■

Enter the distance on the command line.

■

Select two locations in the map.

■

Enter s. Select numeric text in the map, such as a measurement.

3 Enter as many additional distances as you want.
4 When you finish selecting distances, press Enter to view the total of the
distances.
The results of the calculation are displayed on the command line. If you
don’t see the command line, press Ctrl + 9 to display it.

Quick Reference
MAPCGADIST
Adds the distances between points
Menu

Analyze menu ➤ Inquiry ➤ Add Distances

Icon
Add Distances
Command Line

MAPCGADIST

Displaying Continuous Distance
You can add and display the distance between one point and a number of
other points, or between a series of points in a drawing.

948 | Chapter 8 Analyzing Data

You can perform this operation only on drawing objects. It is not available
for geospatial features.

The Base option measures the distance from
the starting point to each of the points you
select, like the spokes of a wheel.

The Continuous option measures the distance from the starting point to the next
point and from that point to the next point,
in a continuous line.

See also:
■

Adding Distances on page 947

■

Measuring and Tracking Coordinates on page 939

■

Setting Coordinate Geometry Options on page 210

■

Overview of Coordinate Systems on page 134

To display the distance between points
1 Click Analyze menu ➤ Inquiry ➤ Continuous Distance.
2 Select Base or Continuous.
■

Base: Always measures the distance from the first point you select to
each of the additional points you select.

■

Continuous: Measures the distance from one point to the next.

3 Select two points to display the distance between the points.
4 Select another point. If you selected Base, AutoCAD Map 3D displays the
distance from first (or base) point to the new point. If you selected

Measuring Coordinate Geometry | 949

Continuous, AutoCAD Map 3D displays the distance from the last point
to the new point.
5 When you finish selecting points, press Enter to view the total of the
distances.
The results of the calculation are displayed on the command line. If you
don’t see the command line, press Ctrl + 9 to display it.

Quick Reference
MAPCGCDIST
Displays the distance between points
Menu

Analyze menu ➤ Inquiry ➤ Continuous Distance

Icon
Continuous Distance
Command Line

MAPCGCDIST

Displaying Angle Information
You can display the acute and obtuse angle between points or intersecting
lines in a drawing.
You can perform this operation only on drawing objects. It is not available
for geospatial features.
See also:
■

Measuring and Tracking Coordinates on page 939

■

Setting Coordinate Geometry Options on page 210

■

Overview of Coordinate Systems on page 134

■

Displaying Continuous Distance on page 948

To display angle information
1 Click Analyze menu ➤ Inquiry ➤ Angle Information.

950 | Chapter 8 Analyzing Data

2 Select two lines, or enter p to specify points.
3 If you entered p, specify a starting point, a vertex, and an ending point.
The results of the calculation are displayed on the command line. If you
don’t see the command line, press Ctrl + 9 to display it.

Quick Reference
MAPCGANG
Displays the angle between lines or points
Menu

Analyze menu ➤ Inquiry ➤ Angle Information

Icon
Angle Information
Command Line

MAPCGANG

Displaying COGO Information for Lines and Arcs
You can display coordinate geometry for lines and arcs. This information
includes line and curve details, area, and coordinates.
You can perform this operation only on drawing objects. It is not available
for geospatial features.
See also:
■

Setting Coordinate Geometry Options on page 210

■

Overview of Coordinate Systems on page 134

To display COGO information for lines and arcs
1 Click Analyze menu ➤ Inquiry ➤ Line and Arc Information.
2 Select the line or arc, or enter p to specify the points for a line.
3 If you entered p, specify a starting point and an ending point for the line.
The results of the calculation are displayed on the command line. If you
don’t see the command line, press Ctrl + 9 to display it.

Measuring Coordinate Geometry | 951

Quick Reference
MAPCGLIST
Displays coordinate geometry information for lines and arcs
Menu

Analyze menu ➤ Inquiry ➤ Line and Arc
Information

Icon
Line and Arc Information
Command Line

MAPCGLIST

Displaying Slope
You can display the slope, grade, and horizontal distance between two points.
You can perform this operation only on drawing objects. It is not available
for geospatial features.
See also:
■

Setting Coordinate Geometry Options on page 210

■

Overview of Coordinate Systems on page 134

■

Theming Surfaces to Analyze Height, Slope, and Aspect on page 989

To display the slope between two points
1 Click Analyze menu ➤ Inquiry ➤ List Slope.
2 Select a line or an arc, or enter p to specify points.
3 If you entered p, specify a starting point and an ending point for the line.
The results of the calculation are displayed on the command line. If you
don’t see the command line, press Ctrl + 9 to display it.

Quick Reference
MAPCGSLIST

952 | Chapter 8 Analyzing Data

Displays the slope between points
Menu

Analyze menu ➤ Inquiry ➤ List Slope

Icon
List Slope
Command Line

MAPCGSLIST

Creating Themes
Themes vary the display of your data based on properties or attributes of the
data. For example, instead of styling the lakes so they are all the same shade
of blue, you can create a theme to vary the color based on the depth of the
lake.
To create themes
■
■

To create a theme for a feature layer on page 958
To theme drawing data on page 965

Overview of Creating Themes
A theme varies the display of data based on properties or attributes of the data,
for example area, length, pavement type, assessed value, temperature, or land
use.
You can use themes to change colors, line types, symbols, text, or other
properties that can help you present map information and tell a story. Themes
can help make information more visible, illustrate how data is distributed,
make data easier to analyze and interpret, and reveal patterns.
For example, you can use darker colors for areas with more rainfall, a larger
dot to display cities with a larger population, or a wider line to draw roads
with high traffic volume.

Creating Themes | 953

A theme showing counties by area

You can theme on specific values or a range of values. For example, an
agricultural theme might show different crops in different colors. Each crop
is a specific value. Temperature, however, can be any number along a
continuum. When you display this type of data, you define ranges for the
values. For example, you could divide temperature values into three ranges:
below 30, 30 to 60, and over 60.
You can add labels to a theme to label features or drawing objects. You can
also add a legend that lists the theme’s conditions and explains the colors,
symbols, line patterns, shadings and annotation used.
See also:
■

Overview of Creating and Editing Data on page 573

■

Adding Labels to Features on page 900

■

Adding a Legend on page 916

■

Defining Scale Ranges on page 543

For workflows related to analyzing data, see Create Themed Maps and Analyze
Data.

954 | Chapter 8 Analyzing Data

The method you use to theme data depends on the type of layer on which
the data is stored.
To theme this type See...
of data...

Description

Feature layers

Theming Features on
page 955

Display Manager layers from feature
sources such as SDF or Oracle that have
been added using Data Connect.

Drawing layers

Theming Drawing Data
on page 965

AutoCAD layers containing drawing objects
from DWG files.

Surface layers

Theming Surfaces to
Analyze Height, Slope,
and Aspect on page 989

Raster-based surfaces, such Digital Elevation Models (DEMs), ESRI Grid files, and
Digital Terrain Elevation Data (DTED) that
have been added using Data Connect.

Theming Features
You can use the theming tool to create themes for layers from feature sources
such as SDF, SHP, Oracle Spatial, or ArcSDE. Themes vary the display of features
on the feature layer based on properties or attributes associated with that layer.
For example, a theme for a point layer might display retail store locations with
a different symbol for each type of store. A polygon layer theme might display
each land use classification with a different color or shading.

Theming Features | 955

A theme showing parcels by area

Theme Rules
A theme for a feature layer has a set of scale ranges and a rule that corresponds
to each one. For example, if you are theming by parcel size, the scale ranges
would indicate different parcel sizes. The first range might comprise parcels
between 1000 and 5000 square feet, the second range might comprise parcels
5001 to 10,000 square feet, and so on. The first rule would describe how the
first range appears on the map. For example, the smallest parcels might be
lightest in color, and the colors might get darker as the parcel size goes up.
Rules can include a visual style, a legend label, and a feature label.
■

Visual style options vary, depending on the type of geometry on the layer.
Polygon style options include fill and border options; line style options
include line thickness, color, and pattern; point style options include a
symbol, size specifications, and color.

■

Legend labels can provide a description of a rule’s condition. For example,
you can edit the default legend label so it reads “Small parcels,” instead of
“1000...2000.”

■

Feature labels display the values of a property. For example, you can label
parcels with their address or area values.

As a layer is drawn, each feature is compared to the rules in the order that
they are listed. The first rule for which the feature meets the condition is used
to specify the style and legend label for that feature. A default or empty
condition applies to all features and defines the style for features that do not

956 | Chapter 8 Analyzing Data

meet any of the preceding rules. A well-constructed theme contains only one
default rule and it is last in the list.

Distribution Methods
When you create a range of conditions for a feature theme, you must specify
the distribution method. The following methods are available:
Method

Description

Equal

The difference between the high and low values is the
same for every range. This method is easy to interpret
and is useful for showing continuous data such as rainfall.

Standard Deviation

Features are placed in ranges based on how much their
values vary from the mean. AutoCAD Map 3D calculates
the mean and then adds or subtracts the standard deviation to or from the mean to create the ranges.

Quantile

Each range contains an equal number of features. This
method is useful for showing data in which values are
evenly distributed.

Jenks (Natural Breaks)

Ranges are based on natural groupings of data values.
Features with similar values are grouped together. This
method shows the natural groupings in the data.

Individual Values

Features are not grouped. This distribution is useful if
values are not continuous, there is a fixed number of
values, and many features have the same value.

See also:
■

Overview of Creating and Editing Data on page 573

■

Theming Surfaces to Analyze Height, Slope, and Aspect on page 989

■

Adding a Legend on page 916

■

Defining Scale Ranges on page 543

■

Creating Themes for Drawing Layers on page 967

Theming Features | 957

■

Adding Labels to Features on page 900

To create a theme for a feature layer
1 In Display Manager on page 1748, select a feature layer. Click the Style icon
in the toolstrip.
For information about creating a new feature layer, see Bringing in GIS
Features on page 265.
2 In the Style Editor, under Scale Ranges, select the scale range to theme.
For more information about scale ranges, see Defining Scale Ranges on
page 543.
3 In the Polygon Style, Point Style, or Line Style area, click New Theme.
4 To analyze features based on values that fall into various numerical ranges,
do the following:
■

For Property, select the property on which to base the theme.

■

For properties with numeric values, specify the Minimum Value and
Maximum Value for the range.

■

For properties with numeric values, select a Distribution method. For
more information about distribution methods, see the Concepts tab
of this topic.
The first rule includes the Minimum Value and the last rule includes
the Maximum Value. Styles are interpolated across the range.
You can specify the number of rules to create if Distribution method
is Equal, Quantile, or Jenks (Natural Breaks). Properties containing
strings use an Individual Values distribution that does not allow the
number of rules to be edited. Adjust the number of rules to control
the granularity of the theme.

■

If you are editing an existing theme, you can replace any existing
rules by selecting Replace existing rules .

5 The default Style Range shows the styles that will be used for each rule.
Your options depend on the type of geometry stored on this feature layer.
■

For polygon features, see To set styling options for polygon features
on page 961.

■

For line features, see To set styling options for line features on page
962.

958 | Chapter 8 Analyzing Data

■

For point features, see To set styling options for point features on page
963.

6 To add labels to features in the theme, do the following:
■

Select the Create Feature Labels check box.

■

Next to Label Ramp, click

■

Select Create A Label and specify the criteria for the labels.
For more information about creating feature labels, see Adding Labels
to Features on page 900. To use expressions for labels, see Using
Expressions to Label Features.

7 To create legend labels for the theme, do the following:
■

Select the Create Legend Labels check box.

■

For Legend Text, enter the text to appear next to each rule in the
legend.
For example, if you are theming by size, you could change the legend
text to “Square Acreage.”

■

For Label Format, specify how to display the legend label.
If you theme a layer on a property that contained area information
and you used the label text Area:, the label formats might look like
the following examples:

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