| /* |
| Copyright (C) 1997-2017 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 <stdlib.h> |
| #include <stdio.h> |
| |
| #ifdef __EMSCRIPTEN__ |
| #include <emscripten/emscripten.h> |
| #endif |
| |
| #include "SDL_test_common.h" |
| |
| static SDLTest_CommonState *state; |
| int done; |
| |
| static const char *cursorNames[] = { |
| "arrow", |
| "ibeam", |
| "wait", |
| "crosshair", |
| "waitarrow", |
| "sizeNWSE", |
| "sizeNESW", |
| "sizeWE", |
| "sizeNS", |
| "sizeALL", |
| "NO", |
| "hand", |
| }; |
| int system_cursor = -1; |
| SDL_Cursor *cursor = NULL; |
| |
| /* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */ |
| static void |
| quit(int rc) |
| { |
| SDLTest_CommonQuit(state); |
| exit(rc); |
| } |
| |
| void |
| loop() |
| { |
| int i; |
| SDL_Event event; |
| /* Check for events */ |
| while (SDL_PollEvent(&event)) { |
| SDLTest_CommonEvent(state, &event, &done); |
| |
| if (event.type == SDL_WINDOWEVENT) { |
| if (event.window.event == SDL_WINDOWEVENT_RESIZED) { |
| SDL_Window *window = SDL_GetWindowFromID(event.window.windowID); |
| if (window) { |
| SDL_Log("Window %d resized to %dx%d\n", |
| event.window.windowID, |
| event.window.data1, |
| event.window.data2); |
| } |
| } |
| if (event.window.event == SDL_WINDOWEVENT_MOVED) { |
| SDL_Window *window = SDL_GetWindowFromID(event.window.windowID); |
| if (window) { |
| SDL_Log("Window %d moved to %d,%d (display %s)\n", |
| event.window.windowID, |
| event.window.data1, |
| event.window.data2, |
| SDL_GetDisplayName(SDL_GetWindowDisplayIndex(window))); |
| } |
| } |
| } |
| if (event.type == SDL_KEYUP) { |
| SDL_bool updateCursor = SDL_FALSE; |
| |
| 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_FreeCursor(cursor); |
| cursor = SDL_CreateSystemCursor((SDL_SystemCursor)system_cursor); |
| SDL_SetCursor(cursor); |
| } |
| } |
| } |
| |
| for (i = 0; i < state->num_windows; ++i) { |
| SDL_Renderer *renderer = state->renderers[i]; |
| SDL_RenderClear(renderer); |
| SDL_RenderPresent(renderer); |
| } |
| #ifdef __EMSCRIPTEN__ |
| if (done) { |
| emscripten_cancel_main_loop(); |
| } |
| #endif |
| } |
| |
| int |
| main(int argc, char *argv[]) |
| { |
| int i; |
| |
| /* Enable standard application logging */ |
| SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO); |
| |
| SDL_assert(SDL_arraysize(cursorNames) == SDL_NUM_SYSTEM_CURSORS); |
| |
| /* Initialize test framework */ |
| state = SDLTest_CommonCreateState(argv, SDL_INIT_VIDEO); |
| if (!state) { |
| return 1; |
| } |
| for (i = 1; i < argc;) { |
| int consumed; |
| |
| consumed = SDLTest_CommonArg(state, i); |
| if (consumed == 0) { |
| consumed = -1; |
| } |
| if (consumed < 0) { |
| SDL_Log("Usage: %s %s\n", argv[0], SDLTest_CommonUsage(state)); |
| quit(1); |
| } |
| i += consumed; |
| } |
| if (!SDLTest_CommonInit(state)) { |
| quit(2); |
| } |
| |
| 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 __EMSCRIPTEN__ |
| emscripten_set_main_loop(loop, 0, 1); |
| #else |
| while (!done) { |
| loop(); |
| } |
| #endif |
| SDL_FreeCursor(cursor); |
| |
| quit(0); |
| /* keep the compiler happy ... */ |
| return(0); |
| } |
| |
| /* vi: set ts=4 sw=4 expandtab: */ |