ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Core.CIM Namespace / CIMPointSymbolCallout Class / BackgroundScale Property

    BackgroundScale Property
    Gets or sets an enumeration value that defines how the background is scaled to fit the dimensions of the symbol.
    Syntax
    public PointSymbolCalloutScale BackgroundScale {get; set;}
    Requirements

    Target Platforms: Windows 11, Windows 10, Windows 8.1

    ArcGIS Pro version: 2.0 or higher.
    See Also