include/bitmap.h

   1 /*
   2  * GDI bitmap definitions
   3  *
   4  * Copyright 1993, 1994  Alexandre Julliard
   5  */
   6
   7 #ifndef __WINE_BITMAP_H
   8 #define __WINE_BITMAP_H
   9
  10 #include "gdi.h"
  11
  12   /* Additional info for DIB section objects */
  13 typedef struct
  14 {
  15     /* Windows DIB section */
  16     DIBSECTION  dibSection;
  17
  18     /* Mapping status */
  19     enum { DIB_NoHandler, DIB_InSync, DIB_AppMod, DIB_GdiMod } status;
  20
  21     /* Color map info */
  22     int         nColorMap;
  23     int        *colorMap;
  24
  25     /* Cached XImage */
  26     XImage     *image;
  27
  28 } DIBSECTIONOBJ;
  29
  30 /* Flags used for BitmapBits. We only use the first two at the moment */
  31
  32 #define DDB_SET                 1
  33 #define DDB_GET                 2
  34 #define DDB_COPY                4
  35 #define DDB_SETWITHFILLER       8
  36
  37 typedef struct {
  38     const struct tagDC_FUNCS *funcs; /* DC function table */
  39     void         *physBitmap; /* ptr to device specific data */
  40 } DDBITMAP;
  41
  42   /* GDI logical bitmap object */
  43 typedef struct tagBITMAPOBJ
  44 {
  45     GDIOBJHDR   header;
  46     BITMAP32    bitmap;
  47     SIZE32      size;   /* For SetBitmapDimension() */
  48
  49     DDBITMAP    *DDBitmap;
  50
  51     /* For device-independent bitmaps: */
  52     DIBSECTIONOBJ *dib;
  53
  54 } BITMAPOBJ;
  55
  56   /* objects/bitmap.c */
  57 extern INT16   BITMAP_GetObject16( BITMAPOBJ * bmp, INT16 count, LPVOID buffer );
  58 extern INT32   BITMAP_GetObject32( BITMAPOBJ * bmp, INT32 count, LPVOID buffer );
  59 extern BOOL32  BITMAP_DeleteObject( HBITMAP16 hbitmap, BITMAPOBJ * bitmap );
  60 extern INT32   BITMAP_GetPadding( INT32 width, INT32 depth );
  61 extern INT32   BITMAP_GetWidthBytes( INT32 width, INT32 depth );
  62 extern HBITMAP32 BITMAP_LoadBitmap32W(HINSTANCE32 instance,LPCWSTR name,
  63   UINT32 loadflags);
  64 extern HBITMAP32 BITMAP_CopyBitmap( HBITMAP32 hbitmap );
  65
  66   /* objects/dib.c */
  67 extern int DIB_GetDIBWidthBytes( int width, int depth );
  68 extern int DIB_BitmapInfoSize( BITMAPINFO * info, WORD coloruse );
  69 extern int DIB_GetBitmapInfo( const BITMAPINFOHEADER *header, DWORD *width,
  70                               int *height, WORD *bpp, WORD *compr );
  71 extern void DIB_UpdateDIBSection( DC *dc, BOOL32 toDIB );
  72 extern void DIB_DeleteDIBSection( BITMAPOBJ *bmp );
  73 extern void DIB_SelectDIBSection( DC *dc, BITMAPOBJ *bmp );
  74 extern void DIB_FixColorsToLoadflags(BITMAPINFO * bmi, UINT32 loadflags,
  75   BYTE pix);
  76
  77   /* objects/oembitmap.c */
  78 extern BOOL32 OBM_Init(void);
  79 extern HBITMAP16 OBM_LoadBitmap( WORD id );
  80 extern HGLOBAL16 OBM_LoadCursorIcon( WORD id, BOOL32 fCursor );
  81
  82 #endif  /* __WINE_BITMAP_H */