Create a Swatch for a given symbol
//Note: call within QueuedTask.Run()
CIMSymbol symbol = SymbolFactory.Instance.ConstructPointSymbol(ColorFactory.Instance.GreenRGB, 1.0, SimpleMarkerStyle.Circle);
//You can generate a swatch for a text symbols also.
var si = new SymbolStyleItem()
{
Symbol = symbol,
PatchHeight = 64,
PatchWidth = 64
};
return si.PreviewImage;
Target Platforms: Windows 11, Windows 10
ArcGIS Pro version: 3 or higher.