2 * GDI bitmap definitions
4 * Copyright 1993, 1994 Alexandre Julliard
7 #ifndef __WINE_BITMAP_H
8 #define __WINE_BITMAP_H
12 struct tagGDI_BITMAP_DRIVER;
14 /* Flags used for BitmapBits. We only use the first two at the moment */
19 #define DDB_SETWITHFILLER 8
21 /* GDI logical bitmap object */
22 typedef struct tagBITMAPOBJ
26 SIZE size; /* For SetBitmapDimension() */
27 const struct tagDC_FUNCS *funcs; /* DC function table */
28 void *physBitmap; /* ptr to device specific data */
29 /* For device-independent bitmaps: */
33 typedef struct tagBITMAP_DRIVER
35 INT (*pSetDIBits)(struct tagBITMAPOBJ *,struct tagDC *,UINT,UINT,LPCVOID,const BITMAPINFO *,UINT,HBITMAP);
36 INT (*pGetDIBits)(struct tagBITMAPOBJ *,struct tagDC *,UINT,UINT,LPVOID,BITMAPINFO *,UINT,HBITMAP);
37 VOID (*pDeleteDIBSection)(struct tagBITMAPOBJ *);
40 extern BITMAP_DRIVER *BITMAP_Driver;
42 /* objects/bitmap.c */
43 extern INT16 BITMAP_GetObject16( BITMAPOBJ * bmp, INT16 count, LPVOID buffer );
44 extern INT BITMAP_GetObject( BITMAPOBJ * bmp, INT count, LPVOID buffer );
45 extern BOOL BITMAP_DeleteObject( HBITMAP16 hbitmap, BITMAPOBJ * bitmap );
46 extern INT BITMAP_GetWidthBytes( INT width, INT depth );
47 extern HBITMAP BITMAP_CopyBitmap( HBITMAP hbitmap );
50 extern int DIB_GetDIBWidthBytes( int width, int depth );
51 extern int DIB_GetDIBImageBytes( int width, int height, int depth );
52 extern int DIB_BitmapInfoSize( const BITMAPINFO * info, WORD coloruse );
53 extern int DIB_GetBitmapInfo( const BITMAPINFOHEADER *header, DWORD *width,
54 int *height, WORD *bpp, WORD *compr );
55 extern HBITMAP DIB_CreateDIBSection( HDC hdc, BITMAPINFO *bmi, UINT usage, LPVOID *bits,
56 HANDLE section, DWORD offset, DWORD ovr_pitch );
57 extern void DIB_UpdateDIBSection( DC *dc, BOOL toDIB );
58 extern void DIB_DeleteDIBSection( BITMAPOBJ *bmp );
59 extern void DIB_SelectDIBSection( DC *dc, BITMAPOBJ *bmp );
60 extern HGLOBAL DIB_CreateDIBFromBitmap(HDC hdc, HBITMAP hBmp);
62 #endif /* __WINE_BITMAP_H */