How to set symbol for a feature layer symbolized with simple renderer
public Task SetFeatureLayerSymbolAsync(FeatureLayer ftrLayer, CIMSymbol symbolToApply)
{
if (ftrLayer == null || symbolToApply == null)
throw new System.ArgumentNullException();
return QueuedTask.Run(() =>
{
//Get simple renderer from the feature layer
CIMSimpleRenderer currentRenderer = ftrLayer.GetRenderer() as CIMSimpleRenderer;
if (currentRenderer == null)
return;
//Set symbol's real world setting to be the same as that of the feature layer
symbolToApply.SetRealWorldUnits(ftrLayer.UsesRealWorldSymbolSizes);
//Update the symbol of the current simple renderer
currentRenderer.Symbol = symbolToApply.MakeSymbolReference();
//Update the feature layer renderer
ftrLayer.SetRenderer(currentRenderer);
});
}
How to apply a symbol from style to a feature layer
public Task SetFeatureLayerSymbolFromStyleItemAsync(
FeatureLayer ftrLayer, SymbolStyleItem symbolItem)
{
if (ftrLayer == null || symbolItem == null)
throw new System.ArgumentNullException();
return QueuedTask.Run(() =>
{
//Get simple renderer from the feature layer
CIMSimpleRenderer currentRenderer = ftrLayer.GetRenderer() as CIMSimpleRenderer;
if (currentRenderer == null)
return;
//Get symbol from the SymbolStyleItem
CIMSymbol symbol = symbolItem.Symbol;
//Set symbol's real world setting to be the same as that of the feature layer
symbol.SetRealWorldUnits(ftrLayer.UsesRealWorldSymbolSizes);
//Update the symbol of the current simple renderer
currentRenderer.Symbol = symbol.MakeSymbolReference();
//Update the feature layer renderer
ftrLayer.SetRenderer(currentRenderer);
});
}
Target Platforms: Windows 11, Windows 10
ArcGIS Pro version: 3 or higher.