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   /* GDI logical bitmap object */
  13 typedef struct
  14 {
  15     GDIOBJHDR   header;
  16     BITMAP      bitmap;
  17     Pixmap      pixmap;
  18     SIZE        size;   /* For SetBitmapDimension() */
  19 } BITMAPOBJ;
  20
  21   /* GCs used for B&W and color bitmap operations */
  22 extern GC BITMAP_monoGC, BITMAP_colorGC;
  23
  24 #define BITMAP_GC(bmp) \
  25   (((bmp)->bitmap.bmBitsPixel == 1) ? BITMAP_monoGC : BITMAP_colorGC)
  26
  27 #define XCREATEIMAGE(image,width,height,bpp) \
  28 { \
  29     int width_bytes = DIB_GetImageWidthBytes( (width), (bpp) ); \
  30     (image) = XCreateImage(display, DefaultVisualOfScreen(screen), \
  31                            (bpp), ZPixmap, 0, malloc( (height)*width_bytes ), \
  32                            (width), (height), 32, width_bytes ); \
  33 }
  34
  35   /* objects/bitmap.c */
  36 extern BOOL BITMAP_Init(void);
  37 extern int BITMAP_GetObject( BITMAPOBJ * bmp, int count, LPSTR buffer );
  38 extern BOOL BITMAP_DeleteObject( HBITMAP hbitmap, BITMAPOBJ * bitmap );
  39 extern HBITMAP BITMAP_SelectObject( HDC hdc, DC * dc, HBITMAP hbitmap,
  40                                     BITMAPOBJ * bmp );
  41
  42   /* objects/dib.c */
  43 extern int DIB_GetImageWidthBytes( int width, int depth );
  44 extern int DIB_BitmapInfoSize( BITMAPINFO * info, WORD coloruse );
  45
  46   /* objects/oembitmap.c */
  47 extern HBITMAP OBM_LoadBitmap( WORD id );
  48 extern HICON OBM_LoadIcon( WORD id );
  49
  50 #endif  /* __WINE_BITMAP_H */