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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Library General Public
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7 License as published by the Free Software Foundation; either
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8 version 2 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Library General Public License for more details.
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14
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15 You should have received a copy of the GNU Library General Public
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16 License along with this library; if not, write to the Free
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18
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19 Sam Lantinga
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20 slouken@devolution.com
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21 */
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22
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23 #ifdef SAVE_RCSID
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24 static char rcsid =
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25 "@(#) $Id$";
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26 #endif
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27
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28 #ifndef _SDL_lowvideo_h
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29 #define _SDL_lowvideo_h
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30
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31 #include <windows.h>
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32
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33 #include "SDL_sysvideo.h"
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34
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35 /* Hidden "this" pointer for the video functions */
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36 #define _THIS SDL_VideoDevice *this
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37
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38 #define DIRECTX_FULLSCREEN() \
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39 ( \
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40 ((SDL_VideoSurface->flags & SDL_FULLSCREEN) == SDL_FULLSCREEN) && \
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41 ((SDL_VideoSurface->flags & SDL_OPENGL ) != SDL_OPENGL ) && \
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42 (strcmp(this->name, "directx") == 0) \
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43 )
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44
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45 /* The main window -- and a function to set it for the audio */
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46 extern const char *SDL_Appname;
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47 extern HINSTANCE SDL_Instance;
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48 extern HWND SDL_Window;
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49 extern const char *SDL_windowid;
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50
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51 /* Variables and functions exported to other parts of the native video
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52 subsystem (SDL_sysevents.c)
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53 */
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54 /* Called by windows message loop when system palette is available */
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55 extern void (*WIN_RealizePalette)(_THIS);
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56
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57 /* Called by windows message loop when the system palette changes */
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58 extern void (*WIN_PaletteChanged)(_THIS, HWND window);
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59
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60 /* Called by windows message loop when losing or gaining gamma focus */
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61 extern void (*WIN_SwapGamma)(_THIS);
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62
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63 /* Called by windows message loop when a portion of the screen needs update */
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64 extern void (*WIN_WinPAINT)(_THIS, HDC hdc);
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65
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66 /* Called by windows message loop when the message isn't handled */
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67 extern LONG (*HandleMessage)(_THIS, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam);
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68
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69 /* The window cursor (from SDL_sysmouse.c) */
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70 extern HCURSOR SDL_hcursor;
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71
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72 /* The bounds of the window in screen coordinates */
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73 extern RECT SDL_bounds;
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74
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75 /* Flag -- SDL is performing a resize, rather than the user */
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76 extern int SDL_resizing;
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77
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78 /* Flag -- the mouse is in relative motion mode */
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79 extern int mouse_relative;
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80
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81 /* This is really from SDL_dx5audio.c */
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82 extern void DX5_SoundFocus(HWND window);
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83
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84 #endif /* SDL_lowvideo_h */
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