arch/all-mingw32/hidd/wingdi/wingdi_bitmap.h

   1 /*
   2     Copyright © 1995-2017, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #ifndef _BITMAP_H
   7 #define _BITMAP_H
   8
   9 #define IID_Hidd_BitMap_WinGDI "hidd.bitmap.wingdi"
  10
  11 #define HiddGDIBitMapAB __abHidd_GDIBitMap
  12
  13 enum
  14 {
  15     aoHidd_GDIBitMap_DeviceContext, /* ..G - bitmap's device context          */
  16     aoHidd_GDIBitMap_SysDisplay,    /* I.. - a display to be compatible with  */
  17
  18     num_Hidd_GDIBitMap_Attrs
  19 };
  20
  21 #define aHidd_GDIBitMap_DeviceContext   (HiddGDIBitMapAB + aoHidd_GDIBitMap_DeviceContext)
  22 #define aHidd_GDIBitMap_Window          (HiddGDIBitMapAB + aoHidd_GDIBitMap_Window)
  23 #define aHidd_GDIBitMap_SysDisplay      (HiddGDIBitMapAB + aoHidd_GDIBitMap_SysDisplay)
  24
  25 #define IS_BM_ATTR(attr, idx)       ( ( (idx) = (attr) - HiddBitMapAttrBase) < num_Hidd_BitMap_Attrs)
  26 #define IS_GDIBM_ATTR(attr, idx)    ( ( (idx) = (attr) - HiddGDIBitMapAB) < num_Hidd_GDIBitMap_Attrs)
  27
  28 /* This structure is used as instance data for the bitmap class.
  29 */
  30
  31 struct bitmap_data
  32 {
  33     struct MinNode node;
  34     APTR  dc;         /* Device context                                                          */
  35     APTR  bitmap;     /* Actual Windows bitmap object                                            */
  36     APTR  dc_bitmap;  /* Original DC's bitmap object, needs to be put back before freeing the DC */
  37     APTR  display;    /* System display - to what DC should be compatible                        */
  38     void *window;     /* Window in which the bitmap is displayed                                 */
  39     LONG  win_width;  /* Window size (cached from ModeID)                                        */
  40     LONG  win_height;
  41     LONG  bm_width;   /* Requested bitmap size. (not rounded up)                                 */
  42     LONG  bm_height;
  43     LONG  bm_left;    /* Bitmap edge coordinates                                                 */
  44     LONG  bm_top;
  45 };
  46
  47 #endif /* _BITMAP_H */