| /* |
| Copyright (C) 1997-2024 Sam Lantinga <slouken@libsdl.org> |
| |
| This software is provided 'as-is', without any express or implied |
| warranty. In no event will the authors be held liable for any damages |
| arising from the use of this software. |
| |
| Permission is granted to anyone to use this software for any purpose, |
| including commercial applications, and to alter it and redistribute it |
| freely. |
| */ |
| |
| #include <SDL3/SDL_test_common.h> |
| #include <SDL3/SDL_test_font.h> |
| #include <SDL3/SDL_main.h> |
| |
| #ifdef SDL_PLATFORM_EMSCRIPTEN |
| #include <emscripten/emscripten.h> |
| #endif |
| |
| static SDLTest_CommonState *state; |
| static int done; |
| |
| static const char *cursorNames[] = { |
| "arrow", |
| "ibeam", |
| "wait", |
| "crosshair", |
| "waitarrow", |
| "sizeNWSE", |
| "sizeNESW", |
| "sizeWE", |
| "sizeNS", |
| "sizeALL", |
| "NO", |
| "hand", |
| "window top left", |
| "window top", |
| "window top right", |
| "window right", |
| "window bottom right", |
| "window bottom", |
| "window bottom left", |
| "window left" |
| }; |
| SDL_COMPILE_TIME_ASSERT(cursorNames, SDL_arraysize(cursorNames) == SDL_NUM_SYSTEM_CURSORS); |
| |
| static int system_cursor = -1; |
| static SDL_Cursor *cursor = NULL; |
| static SDL_bool relative_mode = SDL_FALSE; |
| static const SDL_DisplayMode *highlighted_mode = NULL; |
| |
| /* Draws the modes menu, and stores the mode index under the mouse in highlighted_mode */ |
| static void |
| draw_modes_menu(SDL_Window *window, SDL_Renderer *renderer, SDL_FRect viewport) |
| { |
| const SDL_DisplayMode **modes; |
| char text[1024]; |
| const int lineHeight = 10; |
| int i, j; |
| int column_chars = 0; |
| int text_length; |
| float x, y; |
| float table_top; |
| SDL_FPoint mouse_pos = { -1.0f, -1.0f }; |
| SDL_DisplayID *display_ids; |
| |
| /* Get mouse position */ |
| if (SDL_GetMouseFocus() == window) { |
| float window_x, window_y; |
| float logical_x, logical_y; |
| |
| SDL_GetMouseState(&window_x, &window_y); |
| SDL_RenderCoordinatesFromWindow(renderer, window_x, window_y, &logical_x, &logical_y); |
| |
| mouse_pos.x = logical_x; |
| mouse_pos.y = logical_y; |
| } |
| |
| x = 0.0f; |
| y = viewport.y; |
| |
| y += lineHeight; |
| |
| SDL_strlcpy(text, "Click on a mode to set it with SDL_SetWindowFullscreenMode", sizeof(text)); |
| SDL_SetRenderDrawColor(renderer, 255, 255, 255, 255); |
| SDLTest_DrawString(renderer, x, y, text); |
| y += lineHeight; |
| |
| SDL_strlcpy(text, "Press Ctrl+Enter to toggle SDL_WINDOW_FULLSCREEN", sizeof(text)); |
| SDL_SetRenderDrawColor(renderer, 255, 255, 255, 255); |
| SDLTest_DrawString(renderer, x, y, text); |
| y += lineHeight; |
| |
| table_top = y; |
| |
| /* Clear the cached mode under the mouse */ |
| if (window == SDL_GetMouseFocus()) { |
| highlighted_mode = NULL; |
| } |
| |
| display_ids = SDL_GetDisplays(NULL); |
| |
| if (display_ids) { |
| for (i = 0; display_ids[i]; ++i) { |
| const SDL_DisplayID display_id = display_ids[i]; |
| modes = SDL_GetFullscreenDisplayModes(display_id, NULL); |
| for (j = 0; modes[j]; ++j) { |
| SDL_FRect cell_rect; |
| const SDL_DisplayMode *mode = modes[j]; |
| |
| (void)SDL_snprintf(text, sizeof(text), "%s mode %d: %dx%d@%gx %gHz", |
| SDL_GetDisplayName(display_id), |
| j, mode->w, mode->h, mode->pixel_density, mode->refresh_rate); |
| |
| /* Update column width */ |
| text_length = (int)SDL_strlen(text); |
| column_chars = SDL_max(column_chars, text_length); |
| |
| /* Check if under mouse */ |
| cell_rect.x = x; |
| cell_rect.y = y; |
| cell_rect.w = (float)(text_length * FONT_CHARACTER_SIZE); |
| cell_rect.h = (float)lineHeight; |
| |
| if (SDL_PointInRectFloat(&mouse_pos, &cell_rect)) { |
| SDL_SetRenderDrawColor(renderer, 255, 255, 255, 255); |
| |
| /* Update cached mode under the mouse */ |
| if (window == SDL_GetMouseFocus()) { |
| highlighted_mode = mode; |
| } |
| } else { |
| SDL_SetRenderDrawColor(renderer, 170, 170, 170, 255); |
| } |
| |
| SDLTest_DrawString(renderer, x, y, text); |
| y += lineHeight; |
| |
| if ((y + lineHeight) > (viewport.y + viewport.h)) { |
| /* Advance to next column */ |
| x += (column_chars + 1) * FONT_CHARACTER_SIZE; |
| y = table_top; |
| column_chars = 0; |
| } |
| } |
| SDL_free((void *)modes); |
| } |
| SDL_free(display_ids); |
| } |
| } |
| |
| static void loop(void) |
| { |
| int i; |
| SDL_Event event; |
| |
| #ifdef TEST_WAITEVENTTIMEOUT |
| /* Wait up to 20 ms for input, as a test */ |
| Uint64 then = SDL_GetTicks(); |
| if (SDL_WaitEventTimeout(NULL, 20)) { |
| SDL_Log("Got an event!\n"); |
| } |
| Uint64 now = SDL_GetTicks(); |
| SDL_Log("Waited %d ms for events\n", (int)(now - then)); |
| #endif |
| |
| while (SDL_PollEvent(&event)) { |
| SDLTest_CommonEvent(state, &event, &done); |
| |
| if (event.type == SDL_EVENT_WINDOW_RESIZED) { |
| SDL_Window *window = SDL_GetWindowFromID(event.window.windowID); |
| if (window) { |
| SDL_Log("Window %" SDL_PRIu32 " resized to %" SDL_PRIs32 "x%" SDL_PRIs32 "\n", |
| event.window.windowID, |
| event.window.data1, |
| event.window.data2); |
| } |
| } |
| if (event.type == SDL_EVENT_WINDOW_MOVED) { |
| SDL_Window *window = SDL_GetWindowFromID(event.window.windowID); |
| if (window) { |
| SDL_Log("Window %" SDL_PRIu32 " moved to %" SDL_PRIs32 ",%" SDL_PRIs32 " (display %s)\n", |
| event.window.windowID, |
| event.window.data1, |
| event.window.data2, |
| SDL_GetDisplayName(SDL_GetDisplayForWindow(window))); |
| } |
| } |
| if (event.type == SDL_EVENT_WINDOW_FOCUS_LOST) { |
| relative_mode = SDL_GetRelativeMouseMode(); |
| if (relative_mode) { |
| SDL_SetRelativeMouseMode(SDL_FALSE); |
| } |
| } |
| if (event.type == SDL_EVENT_WINDOW_FOCUS_GAINED) { |
| if (relative_mode) { |
| SDL_SetRelativeMouseMode(SDL_TRUE); |
| } |
| } |
| if (event.type == SDL_EVENT_KEY_UP) { |
| SDL_bool updateCursor = SDL_FALSE; |
| |
| if (event.key.keysym.sym == SDLK_a) { |
| SDL_assert(!"Keyboard generated assert"); |
| } else if (event.key.keysym.sym == SDLK_LEFT) { |
| --system_cursor; |
| if (system_cursor < 0) { |
| system_cursor = SDL_NUM_SYSTEM_CURSORS - 1; |
| } |
| updateCursor = SDL_TRUE; |
| } else if (event.key.keysym.sym == SDLK_RIGHT) { |
| ++system_cursor; |
| if (system_cursor >= SDL_NUM_SYSTEM_CURSORS) { |
| system_cursor = 0; |
| } |
| updateCursor = SDL_TRUE; |
| } |
| if (updateCursor) { |
| SDL_Log("Changing cursor to \"%s\"", cursorNames[system_cursor]); |
| SDL_DestroyCursor(cursor); |
| cursor = SDL_CreateSystemCursor((SDL_SystemCursor)system_cursor); |
| SDL_SetCursor(cursor); |
| } |
| } |
| if (event.type == SDL_EVENT_MOUSE_BUTTON_UP) { |
| SDL_Window *window = SDL_GetMouseFocus(); |
| if (highlighted_mode && window) { |
| SDL_memcpy(&state->fullscreen_mode, highlighted_mode, sizeof(state->fullscreen_mode)); |
| SDL_SetWindowFullscreenMode(window, highlighted_mode); |
| } |
| } |
| } |
| |
| for (i = 0; i < state->num_windows; ++i) { |
| SDL_Window *window = state->windows[i]; |
| SDL_Renderer *renderer = state->renderers[i]; |
| if (window && renderer) { |
| float y = 0.0f; |
| SDL_Rect viewport; |
| SDL_FRect menurect; |
| |
| SDL_GetRenderViewport(renderer, &viewport); |
| |
| SDL_SetRenderDrawColor(renderer, 0, 0, 0, 255); |
| SDL_RenderClear(renderer); |
| |
| SDL_SetRenderDrawColor(renderer, 255, 255, 255, 255); |
| SDLTest_CommonDrawWindowInfo(renderer, state->windows[i], &y); |
| |
| menurect.x = 0.0f; |
| menurect.y = y; |
| menurect.w = (float)viewport.w; |
| menurect.h = (float)viewport.h - y; |
| draw_modes_menu(window, renderer, menurect); |
| |
| SDL_Delay(16); |
| SDL_RenderPresent(renderer); |
| } |
| } |
| #ifdef SDL_PLATFORM_EMSCRIPTEN |
| if (done) { |
| emscripten_cancel_main_loop(); |
| } |
| #endif |
| } |
| |
| int main(int argc, char *argv[]) |
| { |
| int i; |
| |
| /* Initialize test framework */ |
| state = SDLTest_CommonCreateState(argv, SDL_INIT_VIDEO); |
| if (!state) { |
| return 1; |
| } |
| |
| /* Enable standard application logging */ |
| SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO); |
| |
| if (!SDLTest_CommonDefaultArgs(state, argc, argv) || !SDLTest_CommonInit(state)) { |
| SDLTest_CommonQuit(state); |
| return 1; |
| } |
| |
| for (i = 0; i < state->num_windows; ++i) { |
| SDL_Renderer *renderer = state->renderers[i]; |
| SDL_SetRenderDrawColor(renderer, 0xA0, 0xA0, 0xA0, 0xFF); |
| SDL_RenderClear(renderer); |
| } |
| |
| /* Main render loop */ |
| done = 0; |
| #ifdef SDL_PLATFORM_EMSCRIPTEN |
| emscripten_set_main_loop(loop, 0, 1); |
| #else |
| while (!done) { |
| loop(); |
| } |
| #endif |
| SDL_DestroyCursor(cursor); |
| |
| SDLTest_CleanupTextDrawing(); |
| SDLTest_CommonQuit(state); |
| return 0; |
| } |