#if defined(USE_TOUCH_INPUT_OVERLAY)
// functions to draw overlay graphics for touch device input
-static void DrawTouchInputOverlay();
+static void DrawTouchInputOverlay(void);
#endif
void SDLLimitScreenUpdates(boolean enable)
static void UpdateScreen_WithFrameDelay(SDL_Rect *rect)
{
+ PumpEvents(); // execute event filter actions while waiting
+
UpdateScreenExt(rect, TRUE);
}
SDLRedrawWindow(); // map window
-#ifdef DEBUG
-#if defined(PLATFORM_WIN32)
- // experimental drag and drop code
-
- SDL_EventState(SDL_SYSWMEVENT, SDL_ENABLE);
-
- {
- SDL_SysWMinfo wminfo;
- HWND hwnd;
- boolean wminfo_success = FALSE;
-
- SDL_VERSION(&wminfo.version);
-
- if (sdl_window)
- wminfo_success = SDL_GetWindowWMInfo(sdl_window, &wminfo);
-
- if (wminfo_success)
- {
- hwnd = wminfo.info.win.window;
-
- DragAcceptFiles(hwnd, TRUE);
- }
- }
-#endif
-#endif
-
return success;
}
SDL_WaitEvent(event);
}
-void SDLHandleWindowManagerEvent(Event *event)
+void SDLCorrectRawMousePosition(int *x, int *y)
{
-#ifdef DEBUG
-#if defined(PLATFORM_WIN32)
- // experimental drag and drop code
-
- SDL_SysWMEvent *syswmevent = (SDL_SysWMEvent *)event;
- SDL_SysWMmsg *syswmmsg = (SDL_SysWMmsg *)(syswmevent->msg);
-
- if (syswmmsg->msg.win.msg == WM_DROPFILES)
- {
- HDROP hdrop = (HDROP)syswmmsg->msg.win.wParam;
- int i, num_files;
+ if (sdl_renderer == NULL)
+ return;
- printf("::: SDL_SYSWMEVENT:\n");
+ // this corrects the raw mouse position for logical screen size within event
+ // filters (correction done later by SDL library when handling mouse events)
- num_files = DragQueryFile(hdrop, 0xffffffff, NULL, 0);
+ SDL_Rect viewport;
+ float scale_x, scale_y;
- for (i = 0; i < num_files; i++)
- {
- int buffer_len = DragQueryFile(hdrop, i, NULL, 0);
- char buffer[buffer_len + 1];
+ SDL_RenderGetViewport(sdl_renderer, &viewport);
+ SDL_RenderGetScale(sdl_renderer, &scale_x, &scale_y);
- DragQueryFile(hdrop, i, buffer, buffer_len + 1);
+ *x = (int)(*x / scale_x);
+ *y = (int)(*y / scale_y);
- printf("::: - '%s'\n", buffer);
- }
-
- DragFinish((HDROP)syswmmsg->msg.win.wParam);
- }
-#endif
-#endif
+ *x -= viewport.x;
+ *y -= viewport.y;
}
static void DrawTouchInputOverlay(void)
{
- static SDL_Texture *texture = NULL;
- static boolean initialized = FALSE;
static boolean deactivated = TRUE;
static boolean show_grid = FALSE;
- static int width = 0, height = 0;
- static int alpha_last = -1;
static int alpha = 0;
int alpha_max = ALPHA_FROM_TRANSPARENCY(setup.touch.transparency);
int alpha_step = ALPHA_FADING_STEPSIZE(alpha_max);
DrawTouchInputOverlay_ShowGrid(alpha);
DrawTouchInputOverlay_ShowGridButtons(alpha);
-
- return;
-
-
- // !!! VIRTUAL BUTTONS FROM IMAGE FILE NOT USED ANYMORE !!!
-
- if (!initialized)
- {
- char *basename = "overlay/VirtualButtons.png";
- char *filename = getCustomImageFilename(basename);
-
- if (filename == NULL)
- Error(ERR_EXIT, "LoadCustomImage(): cannot find file '%s'", basename);
-
- SDL_Surface *surface;
-
- if ((surface = IMG_Load(filename)) == NULL)
- Error(ERR_EXIT, "IMG_Load() failed: %s", SDL_GetError());
-
- width = surface->w;
- height = surface->h;
-
- // set black pixel to transparent if no alpha channel / transparent color
- if (!SDLHasAlpha(surface) &&
- !SDLHasColorKey(surface))
- SDL_SetColorKey(surface, SET_TRANSPARENT_PIXEL,
- SDL_MapRGB(surface->format, 0x00, 0x00, 0x00));
-
- if ((texture = SDLCreateTextureFromSurface(surface)) == NULL)
- Error(ERR_EXIT, "SDLCreateTextureFromSurface() failed");
-
- SDL_FreeSurface(surface);
-
- SDL_SetTextureBlendMode(texture, SDL_BLENDMODE_BLEND);
-
- initialized = TRUE;
- }
-
- if (alpha != alpha_last)
- SDL_SetTextureAlphaMod(texture, alpha);
-
- alpha_last = alpha;
-
- float ratio_overlay = (float) width / height;
- float ratio_screen = (float) video.screen_width / video.screen_height;
- int width_scaled, height_scaled;
- int xpos, ypos;
-
- if (ratio_overlay > ratio_screen)
- {
- width_scaled = video.screen_width;
- height_scaled = video.screen_height * ratio_screen / ratio_overlay;
- xpos = 0;
- ypos = video.screen_height - height_scaled;
- }
- else
- {
- width_scaled = video.screen_width * ratio_overlay / ratio_screen;
- height_scaled = video.screen_height;
- xpos = (video.screen_width - width_scaled) / 2;
- ypos = 0;
- }
-
- SDL_Rect src_rect = { 0, 0, width, height };
- SDL_Rect dst_rect = { xpos, ypos, width_scaled, height_scaled };
-
- SDL_RenderCopy(sdl_renderer, texture, &src_rect, &dst_rect);
}
#endif