L_DicomGetLayerTextObjectCount

#include "l_bitmap.h"

L_UINT16 EXT_FUNCTION L_DicomGetLayerTextObjectCount(hDS, pGraphicAnnSQItem, pCount)

HDICOMDS hDS;	/* a DICOM handle */
pDICOMELEMENT pGraphicAnnSQItem;	/* pointer to a DICOMELEMENT structure */
L_UINT* pCount;	/* pointer to a variable which will be updated with the Text object count */

Retrieves number of text annotation objects, which correspond to the specified item under the "Graphic Annotation Sequence" (0070,0001).

Parameter	Description
hDS	A DICOM handle.
pGraphicAnnSQItem	Pointer to an item element under the "Graphic Annotation Sequence" (0008,1115) in the "Graphic Annotation Module".
pCount	pointer to a variable that will be updated with the Text object count, which correspond to the specified item.

Returns

0	SUCCESS
>0	An error occurred. Refer to Return Codes.

Comments

This function retrieves the number of text annotation objects, which correspond to the specified item under the "Graphic Annotation Sequence" (0008,1115) in the "Graphic Annotation Module".

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_DicomRemoveLayerTextObjects, L_DicomGetLayerElementByIndex, L_DicomGetLayerElementByName
Topics:	Working with DICOM Annotations
	Dicom Annotations: Layers

Example

L_VOID GetTextObjectsCountInAnnItem(HDICOMDS hPresStateDS)
{
   L_UINT16 nRet;
L_CHAR   szText[256] = "\0";
L_UINT   uIndex;
   nRet = L_DicomGetLayerTextObjectCount(hPresStateDS,
                                          L_DicomFindFirstGraphicAnnSQItem(hPresStateDS),
                                          &uIndex);
if (nRet == DICOM_SUCCESS)
{
  wsprintf(szText, "Number of Graphical Objects in the annotation sequence item is: %i", uIndex);
      MessageBox( NULL,
                  szText,
                  "Note",
                  MB_OK);
}
}