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SDL_lowvideo.h
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SDL_lowvideo.h
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/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2006 Sam Lantinga
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#ifndef _SDL_lowvideo_h
#define _SDL_lowvideo_h
#include "SDL_windows.h"
#include "SDL_sysvideo.h"
/* Hidden "this" pointer for the video functions */
#define _THIS SDL_VideoDevice *this
#define WINDIB_FULLSCREEN() \
( \
SDL_VideoSurface && \
((SDL_VideoSurface->flags & SDL_FULLSCREEN) == SDL_FULLSCREEN) && \
(((SDL_VideoSurface->flags & SDL_OPENGL ) == SDL_OPENGL ) || \
((strcmp(this->name, "windib") == 0) || \
(strcmp(this->name, "gapi") == 0))) \
)
#define DDRAW_FULLSCREEN() \
( \
SDL_VideoSurface && \
((SDL_VideoSurface->flags & SDL_FULLSCREEN) == SDL_FULLSCREEN) && \
((SDL_VideoSurface->flags & SDL_OPENGL ) != SDL_OPENGL ) && \
(strcmp(this->name, "directx") == 0) \
)
#define DINPUT_FULLSCREEN() DDRAW_FULLSCREEN()
/* The main window -- and a function to set it for the audio */
#ifdef _WIN32_WCE
extern LPWSTR SDL_Appname;
#else
extern LPSTR SDL_Appname;
#endif
extern HINSTANCE SDL_Instance;
extern HWND SDL_Window;
extern BOOL SDL_windowid;
/* Variables and functions exported to other parts of the native video
subsystem (SDL_sysevents.c)
*/
/* Called by windows message loop when system palette is available */
extern void (*WIN_RealizePalette)(_THIS);
/* Called by windows message loop when the system palette changes */
extern void (*WIN_PaletteChanged)(_THIS, HWND window);
/* Called by windows message loop when a portion of the screen needs update */
extern void (*WIN_WinPAINT)(_THIS, HDC hdc);
/* Called by windows message loop when the message isn't handled */
extern LONG (*HandleMessage)(_THIS, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam);
/* The window cursor (from SDL_sysmouse.c) */
extern HCURSOR SDL_hcursor;
/* The bounds of the window in screen coordinates */
extern RECT SDL_bounds;
/* The position of the window in windowed mode */
extern int SDL_windowX;
extern int SDL_windowY;
/* Flag -- SDL is performing a resize, rather than the user */
extern int SDL_resizing;
/* Flag -- the mouse is in relative motion mode */
extern int mouse_relative;
/* The GDI fullscreen mode currently active */
#ifndef NO_CHANGEDISPLAYSETTINGS
extern DEVMODE SDL_desktop_mode;
extern DEVMODE SDL_fullscreen_mode;
#endif
/* The system gamma ramp for GDI modes */
extern WORD *gamma_saved;
/* This is really from SDL_dx5audio.c */
extern void DX5_SoundFocus(HWND window);
/* DJM: This is really from SDL_sysevents.c, we need it in
GDL_CreateWindow as well */
LONG CALLBACK WinMessage(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam);
/* JFP: Implementation of ToUnicode() that works on 9x/ME/2K/XP */
typedef int (WINAPI *ToUnicodeFN)(UINT, UINT, PBYTE, LPWSTR, int, UINT);
extern ToUnicodeFN SDL_ToUnicode;
#endif /* SDL_lowvideo_h */