LDicomDS::SetOverlayBitmap

#include "ltdic.h"

L_UINT16 LDicomDS::SetOverlayBitmap (uOverlayIndex,pBitmap,uFlags)

Sets the "Overlay Data" (60xx,3000) for a certain overlay index.

Parameters

L_UINT uOverlayIndex

The index of the overlay being affected. This index is zero-based.

pBITMAPHANDLE pBitmap

Pointer to a bitmap handle which will be used to update the overlay data. Cannot be NULL.

L_UINT uFlags

Reserved for future use. Pass 0.

Returns

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

Comments

This function will update the stream of bytes under the "Overlay Data" (60xx, 3000) element with the data in the specified bitmap handle.

This function will fail if the bitmap width does not match the "Overlay Columns" (60xx, 0011) or if the bitmap height does not match the "Overlay Rows" (60xx, 0011) for the overlay being updated.