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