ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / RasterLayer Class
Members Example

RasterLayer Class
Represents a raster layer.
Object Model
RasterLayer ClassCIMRasterColorizer ClassCIMRasterColorizer ClassCIMDataConnection ClassCIMBaseLayer ClassRaster ClassCIMRenderingRule ClassSpatialReference ClassMap ClassILayerContainer InterfaceEnvelope Class
Syntax
Remarks
The raster layer is a representation of a file or geodatabase raster dataset. The raster layer is drawn based on the ArcGIS.Core.CIM.CIMRasterColorizer
Example
Create a raster layer
string url = @"C:\Images\Italy.tif";
await QueuedTask.Run(() =>
{
  // Create a raster layer using a path to an image.
  // Note: You can create a raster layer from a url, project item, or data connection.
  rasterLayer = LayerFactory.Instance.CreateLayer(new Uri(url), aMap) as RasterLayer;
});
Create a raster layer with a new colorizer definition
// Create a new stretch colorizer definition using default constructor.
StretchColorizerDefinition stretchColorizerDef = new StretchColorizerDefinition();
var rasterLayerCreationParams = new RasterLayerCreationParams(new Uri(url))
{
  ColorizerDefinition = stretchColorizerDef,
  Name = layerName,
  MapMemberIndex = 0
};
await QueuedTask.Run(() =>
{
  // Create a raster layer using the colorizer definition created above.
  // Note: You can create a raster layer from a url, project item, or data connection.
  RasterLayer rasterLayerfromURL =
    LayerFactory.Instance.CreateLayer<RasterLayer>(rasterLayerCreationParams, aMap);
});
Access rows in a raster attribute table
var raster = MapView.Active.Map.GetLayersAsFlattenedList().OfType<RasterLayer>().FirstOrDefault();
if (raster != null)
{
  await QueuedTask.Run(() =>
  {
    var rasterTbl = raster.GetRaster().GetAttributeTable();
    var cursor = rasterTbl.Search();
    while (cursor.MoveNext())
    {
      var row = cursor.Current;
    }
  });
}
Inheritance Hierarchy

System.Object
   ArcGIS.Desktop.Framework.Contracts.PropertyChangedBase
      ArcGIS.Desktop.Mapping.MapMember
         ArcGIS.Desktop.Mapping.Layer
            ArcGIS.Desktop.Mapping.BasicRasterLayer
               ArcGIS.Desktop.Mapping.RasterLayer

Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also