How To: Create graduated or proportional symbol transparency
Graduated or Proportional Symbols do not currently support transparency. Instructions provided convert symbols to features allowing for adjustment of the feature layer's transparency.
- Create the Graduated or Proportional Symbols.
- Right click on the layer being symbolized and select Convert Features to Graphics. Using the default parameters, convert all features, and only draw the converted graphics.
- Use the Convert Graphics to Features Developer Sample to convert the symbols into a new feature class.
The Convert Graphics Command is available at ArcObjects Online - ArcGIS 8.x > Samples > Editing > Edit Commands > Convert Graphics Command.
- Add the new feature class to ArcMap, right click the layer and select properties. Click the display tab and and adjust the layer's transparency.