L_DicomGetLayerElementByIndex

#include "l_bitmap.h"

L_LTDIC_API pDICOMELEMENT L_DicomGetLayerElementByIndex(hDS, uLayerIndex)

HDICOMDS hDS;	/* a DICOM handle */
L_UINT uLayerIndex;	/* Zero-based index of the graphic layer */

Gets the item element of the specified graphic layer.

Parameter	Description
hDS	A DICOM handle.
uLayerIndex	Zero-based index of the graphic layer whose item element is to be retrieved.

Returns

!NULL	SUCCESS
NULL	An error occurred. Refer to Return Codes.

Comments

This function gets the item element under the "Graphic Layer Sequence" (0070,0060), which corresponds, to the layer at the specified index.

Required DLLs and Libraries

LTDIC

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application

See Also

Functions:	L_DicomGetLayerInfo, L_DicomSetLayerInfo, L_DicomRemoveLayerByIndex, L_DicomRemoveLayerByName, L_DicomRemoveAllLayers, L_DicomGetLayerCount, L_DicomGetLayerIndex, L_DicomGetLayerGraphicObjectCount, L_DicomRemoveLayerGraphicObjects, L_DicomGetLayerTextObjectCount, L_DicomRemoveLayerTextObjects, L_DicomGetLayerElementByName
Topics:	Working with DICOM Annotations
	Dicom Annotations: Layers

Example

L_INT DicomGetLayerElementByIndexExample(
   HDICOMDS hPresStateDS,
   L_UINT uLayerIndex)
{
   pDICOMELEMENT pElement = L_DicomGetLayerElementByIndex(hPresStateDS, uLayerIndex);
   if (pElement)
   {
      MessageBox( NULL,
                  TEXT("Element item for this layer has been found."),
                  TEXT("Note"),
                  MB_OK);
      return DICOM_SUCCESS;
   }
   return DICOM_ERROR_NULL_PTR;
}