Book Image

ArcGIS for Desktop Cookbook

By : Daniela C Docan
Book Image

ArcGIS for Desktop Cookbook

By: Daniela C Docan

Overview of this book

Table of Contents (18 chapters)
ArcGIS for Desktop Cookbook
About the Author
About the Reviewers

Using the symbol levels

As you saw in the Creating custom symbology recipe, your symbols have one or many layers. By default, ArcMap controls the drawing order for symbols. The features are drawn based on the order in the Table Of Contents section and based on the order from the attribute table of every feature class. The symbol levels allow you to control the order of the feature symbols in Data View.

Getting ready

First, you will prepare data for test symbol layers by applying custom symbols to the RoadL feature class subtype. The symbols are already created in When you visualize the data at scale 1:5,000, you will see a lot of graphic errors. To see the errors, use an existing map document named SymbolLevelRoad.mxd from <drive>:\PacktPublishing\Data. Use the Default View and Advanced View options to control the drawing order of the symbol layers.

How to do it...

Follow these steps to use layer symbols to correct all graphic errors:

  1. Start ArcMap and open an existing map...