L_DicomGetLayerCount

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#include "l_bitmap.h"

L_LTDIC_API L_UINT16 L_DicomGetLayerCount(hDS, pCount)

HDICOMDS hDS;	/* a DICOM handle */
L_UINT * pCount;	/* pointer to a variable which will be updated with the layer count*/

Gets the number of the Graphic Layers.

Parameter	Description
hDS	A DICOM handle.
pCount	Pointer to a variable which will be updated with the layer count.

Returns

DICOM_SUCCESS	The function was successful.
>0	An error occurred. Refer to Return Codes.

Comments

This function will return the number of layers inside a DICOM dataset by counting the number of items under the "Graphic Layer Sequence" (0070,0060).

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

Platforms

Win32, x64, Linux.

See Also

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

Example

L_INT DicomGetLayerCountExample(HDICOMDS hPresStateDS)
{
   L_TCHAR szText[256] = TEXT("\0");
   L_UINT uCount;
   L_UINT16 nRet;
   nRet = L_DicomGetLayerCount(hPresStateDS,&uCount);
   if (nRet == DICOM_SUCCESS)
   {
      wsprintf(szText, TEXT("Number of layers in the Dataset is: %i"), uCount);
      MessageBox( NULL, 
                  szText, 
                  TEXT("Note"), 
                  MB_OK);
   }
   return nRet;
}