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

Example

L_VOID DisplayNumberOfLayers(LDicomDS& PresStateDS)
{
L_CHAR szText[256] = "\0";
L_UINT uCount;
   L_UINT16 nRet = PresStateDS.GetLayerCount(&uCount);
if (nRet == DICOM_SUCCESS)
{
  wsprintf(szText, "Number of layers in the Dataset is: %i", uCount);
    MessageBox( NULL,
                  szText,
                  "Note",
                  MB_OK);
}
}