C#
C++/CLI
public void SetLayerInformation(
int layerIndex,
DicomGraphicLayer graphicLayer
)
public:
void SetLayerInformation(
int layerIndex,
DicomGraphicLayer^ graphicLayer
)
layerIndex
The zero-based index of the layer whose attributes are to be set.
graphicLayer
The layer attributes.
The index specified by layerIndex is based on the number of items under the "Graphic Layer Sequence" (0070,0060); for example, the index of the first item is zero.
using Leadtools;
using Leadtools.Dicom;
public void DicomLayerSample()
{
//Make sure to initialize the DICOM engine, this needs to be done only once
//In the whole application
DicomEngine.Startup();
using (DicomDataSet dicomDataset = new DicomDataSet())
{
// We can also initialize in here the "Grayscale Softcopy Presentation State" class
dicomDataset.Initialize(DicomClassType.Undefined, DicomDataSetInitializeType.ExplicitVRLittleEndian);
//We can remove individual layers by calling RemoveLayerByIndex and RemoveLayerByName
dicomDataset.RemoveAllLayers(true);
DicomGraphicLayer graphicLayer = new DicomGraphicLayer();
graphicLayer.LayerOrder = 1;
graphicLayer.LayerDescription = "First Layer";
graphicLayer.LayerName = "LAYER0";
graphicLayer.Grayscale = 0;
graphicLayer.RgbLayerColor[0] = 255;
dicomDataset.CreateLayer(graphicLayer);
Debug.Assert(dicomDataset.GetLayerIndex("LAYER0") == 0);
DicomGraphicLayer graphicLayer1 = dicomDataset.GetLayerInformation(0);
Debug.Assert(graphicLayer1 != null);
Debug.Assert(graphicLayer1.LayerOrder == 1);
graphicLayer.LayerName = "LAYER1";
dicomDataset.SetLayerInformation(0, graphicLayer);
Debug.Assert(dicomDataset.LayerCount == 1);
// We can also call GetLayerElementByName to get the layer element
DicomElement layer = dicomDataset.GetLayerElementByIndex(0);
Debug.Assert(layer != null);
dicomDataset.RemoveLayerGraphicObjects(layer);
Debug.Assert(dicomDataset.GetLayerGraphicObjectCount(layer) == 0);
dicomDataset.RemoveLayerTextObjects(layer);
Debug.Assert(dicomDataset.GetLayerTextObjectCount(layer) == 0);
dicomDataset.Save(Path.Combine(LEAD_VARS.ImagesDir, "DICOM", "PresentationState.dcm"), DicomDataSetSaveFlags.None);
}
DicomEngine.Shutdown();
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images";
}
GetLayerGraphicObjectCount Method
RemoveLayerGraphicObjects Method