Sweden-Number/include/bitmap.h

97 lines
2.6 KiB
C

/*
* GDI bitmap definitions
*
* Copyright 1993, 1994 Alexandre Julliard
*/
#ifndef __WINE_BITMAP_H
#define __WINE_BITMAP_H
#include "gdi.h"
#include "xmalloc.h"
#ifdef PRELIMINARY_WING16_SUPPORT
/* FIXME: this doesn't belong here */
#include "ts_xshm.h"
typedef struct
{
XShmSegmentInfo si;
SEGPTR bits;
} __ShmBitmapCtl;
#endif
/* Additional info for DIB section objects */
typedef struct
{
/* Windows DIB section */
DIBSECTION dibSection;
/* Mapping status */
enum { DIB_NoHandler, DIB_InSync, DIB_AppMod, DIB_GdiMod } status;
/* Color map info */
int nColorMap;
int *colorMap;
/* Cached XImage */
XImage *image;
} DIBSECTIONOBJ;
/* GDI logical bitmap object */
typedef struct
{
GDIOBJHDR header;
BITMAP16 bitmap;
Pixmap pixmap;
SIZE16 size; /* For SetBitmapDimension() */
/* For device-independent bitmaps: */
DIBSECTIONOBJ *dib;
} BITMAPOBJ;
/* GCs used for B&W and color bitmap operations */
extern GC BITMAP_monoGC, BITMAP_colorGC;
#define BITMAP_GC(bmp) \
(((bmp)->bitmap.bmBitsPixel == 1) ? BITMAP_monoGC : BITMAP_colorGC)
#define BITMAP_WIDTH_BYTES(width,bpp) \
(((bpp) == 24) ? (width) * 4 : ( ((bpp) == 15) ? (width) * 2 : \
((width) * (bpp) + 15) / 16 * 2 ))
#define XCREATEIMAGE(image,width,height,bpp) \
{ \
int width_bytes = DIB_GetXImageWidthBytes( (width), (bpp) ); \
(image) = TSXCreateImage(display, DefaultVisualOfScreen(screen), \
(bpp), ZPixmap, 0, xcalloc( (height)*width_bytes ),\
(width), (height), 32, width_bytes ); \
}
/* objects/bitmap.c */
extern BOOL32 BITMAP_Init(void);
extern INT16 BITMAP_GetObject16( BITMAPOBJ * bmp, INT16 count, LPVOID buffer );
extern INT32 BITMAP_GetObject32( BITMAPOBJ * bmp, INT32 count, LPVOID buffer );
extern BOOL32 BITMAP_DeleteObject( HBITMAP16 hbitmap, BITMAPOBJ * bitmap );
extern XImage *BITMAP_GetXImage( const BITMAPOBJ *bmp );
extern INT32 BITMAP_GetBitsPadding( int width, int depth );
extern INT32 BITMAP_GetBitsWidth( int width, int depth );
/* objects/dib.c */
extern int DIB_GetDIBWidthBytes( int width, int depth );
extern int DIB_GetXImageWidthBytes( int width, int depth );
extern int DIB_BitmapInfoSize( BITMAPINFO * info, WORD coloruse );
extern void DIB_UpdateDIBSection( DC *dc, BOOL32 toDIB );
extern void DIB_DeleteDIBSection( BITMAPOBJ *bmp );
extern void DIB_SelectDIBSection( DC *dc, BITMAPOBJ *bmp );
/* objects/oembitmap.c */
extern BOOL32 OBM_Init(void);
extern HBITMAP16 OBM_LoadBitmap( WORD id );
extern HGLOBAL16 OBM_LoadCursorIcon( WORD id, BOOL32 fCursor );
#endif /* __WINE_BITMAP_H */