ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / GraduatedColorsRendererDefinition Class / GraduatedColorsRendererDefinition Constructor / GraduatedColorsRendererDefinition Constructor(String,ClassificationMethod,Int32,CIMColorRamp,CIMSymbolReference)
Classification field.
(Optional) Statistical algorithm to compute breaks. (default value = NaturalaBreaks)
(Optional) Number of breaks. (default value = 5)
(Optional) Color ramp to apply to those classes.
(Optional) A template for symbol used in the renderer.
Example

GraduatedColorsRendererDefinition Constructor(String,ClassificationMethod,Int32,CIMColorRamp,CIMSymbolReference)
Create a GraduateColorRendererDefinition.
Syntax

Parameters

classificationField
Classification field.
classificationMethod
(Optional) Statistical algorithm to compute breaks. (default value = NaturalaBreaks)
breakCount
(Optional) Number of breaks. (default value = 5)
colorRamp
(Optional) Color ramp to apply to those classes.
symbolTemplate
(Optional) A template for symbol used in the renderer.
Example
Create a feature layer with class breaks renderer with defaults
await QueuedTask.Run(() =>
{
  var featureLayerCreationParams = new FeatureLayerCreationParams(new Uri(@"c:\data\countydata.gdb\counties"))
  {
    Name = "Population Density (sq mi) Year 2010",
    RendererDefinition = new GraduatedColorsRendererDefinition("POP10_SQMI")
  };
  LayerFactory.Instance.CreateLayer<FeatureLayer>(
    featureLayerCreationParams,
    MapView.Active.Map
  );
});
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also