How to: |
Symbols are used to display features or entities on a map. For point features, use Marker symbols. For line features, use Line symbols. For polygon features, use Fill symbols. Other symbols that can be created are Callout and Text symbols to display contextual text.
To configure a new symbol definition:
The Create a new symbol entry dialog opens, as shown in the following image.
The new symbol definition (for example, PolygonSymbol) is added to the Symbols pane in the ESRI Configuration Utility, as shown in the following image.
The Properties tab lists the available configuration properties for the symbol definition, which are specific to the Java class. For example, the following table lists and describes the configuration properties that are specific to Simple Fill Symbol (com.esri.ags.symbol.SimpleFillSymbol).
Property |
Description |
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Prompt |
The unique name for the symbol definition that was entered in the Prompt field of the Create a new symbol entry dialog. |
Java Class |
The specific Java class that is associated with the new symbol definition. |
Outline |
The type of outline to be used. Select an available line symbol definition from the drop-down list. |
Alpha |
Fill symbol transparency level. |
Color |
Allows you to select a color to be used for the symbol from a color palette dialog. You can also set the color value as transparent. |
Style |
The type of style to be applied for the symbol definition. You can select a value from the drop-down list. The available set of style values are directly related to the symbol definition. For example, for Simple Fill Symbol, the following styles are available:
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Note: For more information on the configuration properties that are available for the supported symbol Java classes, see Symbol Class Settings and Parameters.
A composite symbol is used to draw multiple symbols on a single graphic. The symbols can be a combination of point, line, and fill symbols. To configure a new composite symbol:
The Create a new symbol entry dialog opens, as shown in the following image.
The composite symbol is added to the list of Symbols.
The Select Symbols dialog opens.
The composite symbol is added to the Symbols tab and includes the symbols that were selected during the configuration process.
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