L_GetOverlayCount

#include "l_bitmap.h"

L_INT EXT_FUNCTION L_GetOverlayCount (pBitmap, puCount, uFlags)

pBITMAPHANDLE pBitmap;	/* pointer to the main bitmap handle */
L_UINT L_FAR* puCount;	/* variable to be updated with the overlay count */
L_UINT uFlags;	/* reserved for future use */

Gets the number of overlays that have been defined for the specified main bitmap.

Parameter	Description
pBitmap	Pointer to the bitmap handle referencing the main bitmap.
puCount	Pointer to a variable to be updated with the number of overlays.
uFlags	Reserved for future use. Pass 0.

Returns

SUCCESS	The function was successful.
< 1	An error occurred. Refer to Return Codes.

Comments

This function will count how many overlays have been defined. The overlays are defined by calling L_SetOverlayBitmap or L_SetOverlayAttributes.

Required DLLs and Libraries

LTKRN

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

Windows 95 / 98 / Me, Windows 2000 / XP.

See Also

Functions:	L_ResampleBitmap, L_SizeBitmap, L_StartResize, L_Resize, L_StopResize, L_SetOverlayBitmap, L_GetOverlayBitmap, L_SetOverlayAttributes, L_GetOverlayAttributes, L_UpdateBitmapOverlayBits, L_BricksTextureBitmap, L_CanvasBitmap, L_DisplaceMapBitmap, L_FragmentBitmap, L_VignetteBitmap
Topics:	Raster Image Functions: Combining Images
	Overlay Overview

Example

/* This example will count the overlays from pBitmap which has been defined and initialized elsewhere. */
L_UINT uCount;

L_GetOverlayCount(pBitmap, &uCount, 0);
/* now uCount contains the number of overlays */