ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / PieChartRendererDefinition Class / SizeOption Property
Version

SizeOption Property (PieChartRendererDefinition)
Gets and sets the pie chart size option
Syntax
public PieChartSizeOptions SizeOption {get; set;}
Remarks
Determines how the size of the overall pie chart symbol is set. Size can be either fixed: PieChartSizeOptions.Fixed, default, (all the same size) or proportional. If it is proportional, it is based either on the value of a particular field: PieChartSizeOptions.Field or the sum of all (eligible) fields: PieChartSizeOptions.SumSelectedFields
For a value of PieChartSizeOptions.Field, specifiy the name of the field to use in FieldName otherwise the first eligible field will be used.
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also