ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / ProportionalRendererDefinition Class / BackgroundSymbol Property
Version

BackgroundSymbol Property (ProportionalRendererDefinition)
Gets or sets the background symbol used in the renderer.
Syntax
public CIMPolygonSymbol BackgroundSymbol {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also