/*         ______   ___    ___
 *        /\  _  \ /\_ \  /\_ \
 *        \ \ \L\ \\//\ \ \//\ \      __     __   _ __   ___
 *         \ \  __ \ \ \ \  \ \ \   /'__`\ /'_ `\/\`'__\/ __`\
 *          \ \ \/\ \ \_\ \_ \_\ \_/\  __//\ \L\ \ \ \//\ \L\ \
 *           \ \_\ \_\/\____\/\____\ \____\ \____ \ \_\\ \____/
 *            \/_/\/_/\/____/\/____/\/____/\/___L\ \/_/ \/___/
 *                                           /\____/
 *                                           \_/__/
 *
 *      Windows header file for the Allegro library.
 *
 *      It must be included by Allegro programs that need to use
 *      direct Win32 API calls and by Win32 programs that need to
 *      interface with Allegro.
 *
 *      By Shawn Hargreaves.
 *
 *      See readme.txt for copyright information.
 */


#ifndef WIN_ALLEGRO_LEGACY_H
#define WIN_ALLEGRO_LEGACY_H

#ifndef ALLEGRO_LEGACY_H
   #error Please include allegro.h before winalleg.h!
#endif

#ifdef ALLEGRO_LEGACY_SRC
   #define WIN32_LEAN_AND_MEAN   /* to save compilation time */
#endif



/* bodges to avoid conflicts between Allegro and Windows */
#define BITMAP WINDOWS_BITMAP

#if (!defined SCAN_EXPORT) && (!defined SCAN_DEPEND)
   #ifdef ALLEGRO_LEGACY_AND_MFC
      #ifdef DEBUGMODE
         #define AL_ASSERT(condition)     { if (!(condition)) al_assert(__FILE__, __LINE__); }
         #define AL_TRACE                 al_trace
      #else
         #define AL_ASSERT(condition)
         #define AL_TRACE                 1 ? (void) 0 : al_trace
      #endif

      #undef TRACE
      #undef ASSERT

      #include <afxwin.h>
   #else
      #include <windows.h>
   #endif
#endif

#define WINDOWS_RGB(r,g,b)  ((COLORREF)(((BYTE)(r)|((WORD)((BYTE)(g))<<8))|(((DWORD)(BYTE)(b))<<16)))

#undef BITMAP
#undef RGB



/* Allegro's Win32 specific interface */
#ifdef __cplusplus
   extern "C" {
#endif


/* external graphics driver support */
typedef struct WIN_GFX_DRIVER {
   int has_backing_store;
   AL_LEGACY_METHOD(void, switch_in, (void));
   AL_LEGACY_METHOD(void, switch_out, (void));
   AL_LEGACY_METHOD(void, enter_sysmode, (void));
   AL_LEGACY_METHOD(void, exit_sysmode, (void));
   AL_LEGACY_METHOD(void, move, (int x, int y, int w, int h));
   AL_LEGACY_METHOD(void, iconify, (void));
   AL_LEGACY_METHOD(void, paint, (RECT *rect));
} WIN_GFX_DRIVER;

AL_LEGACY_VAR(WIN_GFX_DRIVER *, win_gfx_driver);

AL_LEGACY_FUNC(void, win_grab_input, (void));


/* external window support */
AL_LEGACY_FUNC(HWND, win_get_window, (void));
AL_LEGACY_FUNC(void, win_set_window, (HWND wnd));
AL_LEGACY_FUNC(void, win_set_wnd_create_proc, (AL_LEGACY_METHOD(HWND, proc, (WNDPROC))));
AL_LEGACY_FUNC(void, win_set_msg_pre_proc, (AL_LEGACY_METHOD(int, proc, (HWND, UINT, WPARAM, LPARAM, int *))));

/* GDI to DirectDraw routines */
AL_LEGACY_FUNC(HDC, win_get_dc, (BITMAP *bmp));
AL_LEGACY_FUNC(void, win_release_dc, (BITMAP *bmp, HDC dc));


/* GDI routines */
AL_LEGACY_FUNC(void, set_gdi_color_format, (void));
AL_LEGACY_FUNC(void, set_palette_to_hdc, (HDC dc, PALETTE pal));
AL_LEGACY_FUNC(HPALETTE, convert_palette_to_hpalette, (PALETTE pal));
AL_LEGACY_FUNC(void, convert_hpalette_to_palette, (HPALETTE hpal, PALETTE pal));
AL_LEGACY_FUNC(HBITMAP, convert_bitmap_to_hbitmap, (BITMAP *bitmap));
AL_LEGACY_FUNC(BITMAP *, convert_hbitmap_to_bitmap, (HBITMAP bitmap));
AL_LEGACY_FUNC(void, draw_to_hdc, (HDC dc, BITMAP *bitmap, int x, int y));
AL_LEGACY_FUNC(void, blit_to_hdc, (BITMAP *bitmap, HDC dc, int src_x, int src_y, int dest_x, int dest_y, int w, int h));
AL_LEGACY_FUNC(void, stretch_blit_to_hdc, (BITMAP *bitmap, HDC dc, int src_x, int src_y, int src_w, int src_h, int dest_x, int dest_y, int dest_w, int dest_h));
AL_LEGACY_FUNC(void, blit_from_hdc, (HDC dc, BITMAP *bitmap, int src_x, int src_y, int dest_x, int dest_y, int w, int h));
AL_LEGACY_FUNC(void, stretch_blit_from_hdc, (HDC hdc, BITMAP *bitmap, int src_x, int src_y, int src_w, int src_h, int dest_x, int dest_y, int dest_w, int dest_h));


#ifdef __cplusplus
   }
#endif

#endif          /* ifndef WIN_ALLEGRO_LEGACY_H */
