ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / TinColorRampRendererDefinition Class / BreakCount Property
Example Version

BreakCount Property (TinColorRampRendererDefinition)
Gets or sets the number of desired class breaks. The default value is 9.
Syntax
public int BreakCount {get; set;}
Remarks
This property does not apply when the classification method is StandardDeviation or DefinedInterval. In those cases use StandardDeviationInterval or IntervalSize appropriately to define the class breaks.
Example
Elevation Node Renderer - Equal Breaks
// applies to TIN layers only

var equalBreaksNodeRendererDef = new TinNodeClassBreaksRendererDefinition();
equalBreaksNodeRendererDef.BreakCount = 7;

if (tinLayer.CanCreateRenderer(equalBreaksNodeRendererDef))
{
  CIMTinRenderer renderer = tinLayer.CreateRenderer(equalBreaksNodeRendererDef);
  if (tinLayer.CanSetRenderer(renderer, SurfaceRendererTarget.Edges))
    tinLayer.SetRenderer(renderer, SurfaceRendererTarget.Edges);
}
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3.2 or higher.
See Also