Authors: Chris Morgan <cmorgan@wpi.edu>, James Abbatiello <abbeyj@wpi.edu>
[wine/multimedia.git] / include / bitmap.h
blob3b25e4574d13e20cb52e2363e63ffdc81666c0c1
1 /*
2 * GDI bitmap definitions
4 * Copyright 1993, 1994 Alexandre Julliard
5 */
7 #ifndef __WINE_BITMAP_H
8 #define __WINE_BITMAP_H
10 #include "gdi.h"
12 struct tagGDI_BITMAP_DRIVER;
14 /* Flags used for BitmapBits. We only use the first two at the moment */
16 #define DDB_SET 1
17 #define DDB_GET 2
18 #define DDB_COPY 4
19 #define DDB_SETWITHFILLER 8
21 typedef struct {
22 const struct tagDC_FUNCS *funcs; /* DC function table */
23 void *physBitmap; /* ptr to device specific data */
24 } DDBITMAP;
26 /* GDI logical bitmap object */
27 typedef struct tagBITMAPOBJ
29 GDIOBJHDR header;
30 BITMAP bitmap;
31 SIZE size; /* For SetBitmapDimension() */
33 DDBITMAP *DDBitmap;
35 /* For device-independent bitmaps: */
36 DIBSECTION *dib;
37 } BITMAPOBJ;
39 typedef struct tagBITMAP_DRIVER
41 INT (*pSetDIBits)(struct tagBITMAPOBJ *,struct tagDC *,UINT,UINT,LPCVOID,const BITMAPINFO *,UINT,HBITMAP);
42 INT (*pGetDIBits)(struct tagBITMAPOBJ *,struct tagDC *,UINT,UINT,LPVOID,BITMAPINFO *,UINT,HBITMAP);
43 VOID (*pDeleteDIBSection)(struct tagBITMAPOBJ *);
44 } BITMAP_DRIVER;
46 extern BITMAP_DRIVER *BITMAP_Driver;
48 /* objects/bitmap.c */
49 extern INT16 BITMAP_GetObject16( BITMAPOBJ * bmp, INT16 count, LPVOID buffer );
50 extern INT BITMAP_GetObject( BITMAPOBJ * bmp, INT count, LPVOID buffer );
51 extern BOOL BITMAP_DeleteObject( HBITMAP16 hbitmap, BITMAPOBJ * bitmap );
52 extern INT BITMAP_GetWidthBytes( INT width, INT depth );
53 extern HBITMAP BITMAP_Load( HINSTANCE instance, LPCWSTR name, UINT loadflags );
54 extern HBITMAP BITMAP_CopyBitmap( HBITMAP hbitmap );
56 /* objects/dib.c */
57 extern int DIB_GetDIBWidthBytes( int width, int depth );
58 extern int DIB_GetDIBImageBytes( int width, int height, int depth );
59 extern int DIB_BitmapInfoSize( const BITMAPINFO * info, WORD coloruse );
60 extern int DIB_GetBitmapInfo( const BITMAPINFOHEADER *header, DWORD *width,
61 int *height, WORD *bpp, WORD *compr );
62 extern void DIB_UpdateDIBSection( DC *dc, BOOL toDIB );
63 extern void DIB_DeleteDIBSection( BITMAPOBJ *bmp );
64 extern void DIB_SelectDIBSection( DC *dc, BITMAPOBJ *bmp );
65 extern void DIB_FixColorsToLoadflags(BITMAPINFO * bmi, UINT loadflags, BYTE pix);
66 extern HGLOBAL DIB_CreateDIBFromBitmap(HDC hdc, HBITMAP hBmp);
68 #endif /* __WINE_BITMAP_H */