LDicomDS::GetLayerCount

#include "Ltdic.h"

L_UINT16 LDicomDS::GetLayerCount(pCount)

L_UINT * pCount;

/* pointer to a variable which will be updated with the layer count*/

Gets the number of the Graphic Layers.

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

Returns

0	SUCCESS
>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

See Also

Functions:	LDicomDS::GetLayerInfo, LDicomDS::SetLayerInfo, LDicomDS::RemoveLayerByIndex, LDicomDS::RemoveLayerByName, LDicomDS::RemoveAllLayers, LDicomDS::GetLayerIndex, LDicomDS::GetLayerGraphicObjectCount, LDicomDS::RemoveLayerGraphicObjects, LDicomDS::GetLayerTextObjectCount, LDicomDS::RemoveLayerTextObjects, LDicomDS::GetLayerElementByIndex, LDicomDS::GetLayerElementByName, Class Members
Topics:	Working with DICOM Annotations
	How to Disable the Automatic Loading of the default DICOM IOD Table

Example

L_INT LDicomDS_GetLayerCountExample(LDicomDS& PresStateDS) 
{
   L_INT    nRet;
   L_TCHAR  szText[256] = TEXT("");
   L_UINT   uCount;
   nRet = PresStateDS.GetLayerCount(&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 DICOM_SUCCESS;
}