#include "main.h"
#include "misc.h"
-#include "tools.h"
+
+
+/* ========================================================================= */
+/* video functions */
+/* ========================================================================= */
+
+inline void InitBufferedDisplay(DrawBuffer *backbuffer, DrawWindow *window)
+{
+#ifdef TARGET_SDL
+ SDLInitBufferedDisplay(backbuffer, window);
+#else
+ X11InitBufferedDisplay(backbuffer, window);
+#endif
+}
+
+inline int GetDisplayDepth(void)
+{
+#ifdef TARGET_SDL
+ return SDL_GetVideoSurface()->format->BitsPerPixel;
+#else
+ return XDefaultDepth(display, screen);
+#endif
+}
+
+inline Bitmap CreateBitmap(int width, int height, int depth)
+{
+ int real_depth = (depth == DEFAULT_DEPTH ? GetDisplayDepth() : depth);
+
+#ifdef TARGET_SDL
+ SDL_Surface *surface_tmp, *surface_native;
+
+ if ((surface_tmp = SDL_CreateRGBSurface(SURFACE_FLAGS, width, height,
+ real_depth, 0, 0, 0, 0))
+ == NULL)
+ Error(ERR_EXIT, "SDL_CreateRGBSurface() failed: %s", SDL_GetError());
+
+ if ((surface_native = SDL_DisplayFormat(surface_tmp)) == NULL)
+ Error(ERR_EXIT, "SDL_DisplayFormat() failed: %s", SDL_GetError());
+
+ SDL_FreeSurface(surface_tmp);
+
+ return surface_native;
+#else
+ Pixmap pixmap;
+
+ if (!(pixmap = XCreatePixmap(display, window, width, height, real_depth)))
+ Error(ERR_EXIT, "cannot create pixmap");
+
+ return pixmap;
+#endif
+}
+
+inline void FreeBitmap(Bitmap bitmap)
+{
+#ifdef TARGET_SDL
+ SDL_FreeSurface(bitmap);
+#else
+ XFreePixmap(display, bitmap);
+#endif
+}
inline void ClearRectangle(Bitmap bitmap, int x, int y, int width, int height)
{
-#ifdef USE_SDL_LIBRARY
+#ifdef TARGET_SDL
SDLFillRectangle(bitmap, x, y, width, height, 0x000000);
#else
XFillRectangle(display, bitmap, gc, x, y, width, height);
int width, int height,
int dst_x, int dst_y)
{
-#ifdef USE_SDL_LIBRARY
+#ifdef TARGET_SDL
SDLCopyArea(src_bitmap, dst_bitmap,
src_x, src_y, width, height, dst_x, dst_y);
#else
#endif
}
-#ifndef USE_SDL_LIBRARY
+#ifndef TARGET_SDL
static GC last_clip_gc = 0; /* needed for XCopyArea() through clip mask */
#endif
inline void SetClipMask(GC clip_gc, Pixmap clip_pixmap)
{
-#ifndef USE_SDL_LIBRARY
+#ifndef TARGET_SDL
XSetClipMask(display, clip_gc, clip_pixmap);
last_clip_gc = clip_gc;
#endif
inline void SetClipOrigin(GC clip_gc, int clip_x, int clip_y)
{
-#ifndef USE_SDL_LIBRARY
+#ifndef TARGET_SDL
XSetClipOrigin(display, clip_gc, clip_x, clip_y);
last_clip_gc = clip_gc;
#endif
int width, int height,
int dst_x, int dst_y)
{
-#ifdef USE_SDL_LIBRARY
+#ifdef TARGET_SDL
SDLCopyArea(src_bitmap, dst_bitmap,
src_x, src_y, width, height, dst_x, dst_y);
#else
inline void DrawSimpleWhiteLine(Bitmap bitmap, int from_x, int from_y,
int to_x, int to_y)
{
-#ifdef USE_SDL_LIBRARY
+#ifdef TARGET_SDL
SDLDrawSimpleLine(bitmap, from_x, from_y, to_x, to_y, 0xffffff);
#else
XSetForeground(display, gc, WhitePixel(display, screen));
/* execute all pending screen drawing operations */
inline void FlushDisplay(void)
{
-#ifndef USE_SDL_LIBRARY
+#ifndef TARGET_SDL
XFlush(display);
#endif
}
/* execute and wait for all pending screen drawing operations */
inline void SyncDisplay(void)
{
-#ifndef USE_SDL_LIBRARY
+#ifndef TARGET_SDL
XSync(display, FALSE);
#endif
}
inline void KeyboardAutoRepeatOn(void)
{
-#ifdef USE_SDL_LIBRARY
+#ifdef TARGET_SDL
SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY / 2,
SDL_DEFAULT_REPEAT_INTERVAL / 2);
SDL_EnableUNICODE(1);
inline void KeyboardAutoRepeatOff(void)
{
-#ifdef USE_SDL_LIBRARY
+#ifdef TARGET_SDL
SDL_EnableKeyRepeat(0, SDL_DEFAULT_REPEAT_INTERVAL);
SDL_EnableUNICODE(0);
#else
inline boolean PointerInWindow(DrawWindow window)
{
-#ifdef USE_SDL_LIBRARY
+#ifdef TARGET_SDL
return TRUE;
#else
DrawWindow root, child;
#endif
}
+inline boolean SetVideoMode(void)
+{
+#ifdef TARGET_SDL
+ return SDLSetVideoMode(&backbuffer);
+#else
+ boolean success = TRUE;
+
+ if (setup.fullscreen && fullscreen_available)
+ {
+ Error(ERR_WARN, "fullscreen not available in X11 version");
+
+ /* display error message only once */
+ fullscreen_available = FALSE;
+
+ success = FALSE;
+ }
+
+ return success;
+#endif
+}
+
+inline void ChangeVideoModeIfNeeded(void)
+{
+#ifdef TARGET_SDL
+ if ((setup.fullscreen && !fullscreen_enabled && fullscreen_available) ||
+ (!setup.fullscreen && fullscreen_enabled))
+ SetVideoMode();
+#endif
+}
+
+
+/* ========================================================================= */
+/* audio functions */
+/* ========================================================================= */
+
+inline boolean InitAudio(void)
+{
+#ifdef TARGET_SDL
+ return SDLInitAudio();
+#else
+ return TRUE;
+#endif
+}
+
+
+/* ========================================================================= */
+/* event functions */
+/* ========================================================================= */
+
+inline void InitEventFilter(EventFilter filter_function)
+{
+#ifdef TARGET_SDL
+ /* set event filter to filter out certain events */
+ SDL_SetEventFilter(filter_function);
+#endif
+}
+
inline boolean PendingEvent(void)
{
-#ifdef USE_SDL_LIBRARY
+#ifdef TARGET_SDL
return (SDL_PollEvent(NULL) ? TRUE : FALSE);
#else
return (XPending(display) ? TRUE : FALSE);
inline void NextEvent(Event *event)
{
-#ifdef USE_SDL_LIBRARY
+#ifdef TARGET_SDL
SDL_WaitEvent(event);
#else
XNextEvent(display, event);
inline Key GetEventKey(KeyEvent *event, boolean with_modifiers)
{
-#ifdef USE_SDL_LIBRARY
+#ifdef TARGET_SDL
#if 0
printf("unicode == '%d', sym == '%d', mod == '0x%04x'\n",
(int)event->keysym.unicode,
#endif
}
-inline boolean SetVideoMode(void)
+inline boolean CheckCloseWindowEvent(ClientMessageEvent *event)
{
- boolean success = TRUE;
-
-#ifdef USE_SDL_LIBRARY
- if (setup.fullscreen && !fullscreen_enabled && fullscreen_available)
- {
- /* switch display to fullscreen mode, if available */
- DrawWindow window_old = backbuffer;
- DrawWindow window_new;
-
- if ((window_new = SDL_SetVideoMode(WIN_XSIZE, WIN_YSIZE, WIN_SDL_DEPTH,
- SDL_HWSURFACE|SDL_FULLSCREEN))
- == NULL)
- {
- /* switching display to fullscreen mode failed */
- Error(ERR_WARN, "SDL_SetVideoMode() failed: %s", SDL_GetError());
-
- /* do not try it again */
- fullscreen_available = FALSE;
- success = FALSE;
- }
- else
- {
- if (window_old)
- SDL_FreeSurface(window_old);
- backbuffer = window_new;
-
- fullscreen_enabled = TRUE;
- success = TRUE;
- }
- }
-
- if ((!setup.fullscreen && fullscreen_enabled) || !backbuffer)
- {
- /* switch display to window mode */
- DrawWindow window_old = backbuffer;
- DrawWindow window_new;
-
- if ((window_new = SDL_SetVideoMode(WIN_XSIZE, WIN_YSIZE, WIN_SDL_DEPTH,
- SDL_HWSURFACE))
- == NULL)
- {
- /* switching display to window mode failed -- should not happen */
- Error(ERR_WARN, "SDL_SetVideoMode() failed: %s", SDL_GetError());
-
- success = FALSE;
- }
- else
- {
- if (window_old)
- SDL_FreeSurface(window_old);
- backbuffer = window_new;
-
- fullscreen_enabled = FALSE;
- success = TRUE;
- }
- }
-#else
- if (setup.fullscreen && fullscreen_available)
- {
- Error(ERR_WARN, "fullscreen not available in X11 version");
-
- /* display error message only once */
- fullscreen_available = FALSE;
-
- success = FALSE;
- }
+ if (event->type != EVENT_CLIENTMESSAGE)
+ return FALSE;
+
+#if defined(TARGET_SDL)
+ return TRUE; /* the only possible message here is SDL_QUIT */
+#elif defined(PLATFORM_UNIX)
+ if ((event->window == window) &&
+ (event->data.l[0] == XInternAtom(display, "WM_DELETE_WINDOW", FALSE)))
+ return TRUE;
#endif
- return success;
+ return FALSE;
}
-inline void ChangeVideoModeIfNeeded(void)
-{
-#ifdef USE_SDL_LIBRARY
- if ((setup.fullscreen && !fullscreen_enabled && fullscreen_available) ||
- (!setup.fullscreen && fullscreen_enabled))
- SetVideoMode();
- SetDrawtoField(DRAW_BACKBUFFER);
-#endif
-}
inline void dummy(void)
{
-#ifdef USE_SDL_LIBRARY
+#ifdef TARGET_SDL
#else
#endif
}