163 lines
4.6 KiB
C
163 lines
4.6 KiB
C
/*
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Copyright (C) 1997-2020 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely.
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#ifdef __EMSCRIPTEN__
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#include <emscripten/emscripten.h>
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#endif
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#include "SDL_test_common.h"
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static SDLTest_CommonState *state;
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int done;
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static const char *cursorNames[] = {
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"arrow",
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"ibeam",
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"wait",
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"crosshair",
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"waitarrow",
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"sizeNWSE",
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"sizeNESW",
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"sizeWE",
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"sizeNS",
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"sizeALL",
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"NO",
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"hand",
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};
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int system_cursor = -1;
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SDL_Cursor *cursor = NULL;
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/* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
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static void
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quit(int rc)
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{
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SDLTest_CommonQuit(state);
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exit(rc);
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}
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void
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loop()
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{
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int i;
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SDL_Event event;
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/* Check for events */
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while (SDL_PollEvent(&event)) {
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SDLTest_CommonEvent(state, &event, &done);
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if (event.type == SDL_WINDOWEVENT) {
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if (event.window.event == SDL_WINDOWEVENT_RESIZED) {
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SDL_Window *window = SDL_GetWindowFromID(event.window.windowID);
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if (window) {
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SDL_Log("Window %d resized to %dx%d\n",
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event.window.windowID,
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event.window.data1,
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event.window.data2);
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}
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}
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if (event.window.event == SDL_WINDOWEVENT_MOVED) {
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SDL_Window *window = SDL_GetWindowFromID(event.window.windowID);
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if (window) {
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SDL_Log("Window %d moved to %d,%d (display %s)\n",
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event.window.windowID,
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event.window.data1,
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event.window.data2,
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SDL_GetDisplayName(SDL_GetWindowDisplayIndex(window)));
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}
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}
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}
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if (event.type == SDL_KEYUP) {
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SDL_bool updateCursor = SDL_FALSE;
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if (event.key.keysym.sym == SDLK_LEFT) {
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--system_cursor;
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if (system_cursor < 0) {
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system_cursor = SDL_NUM_SYSTEM_CURSORS - 1;
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}
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updateCursor = SDL_TRUE;
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} else if (event.key.keysym.sym == SDLK_RIGHT) {
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++system_cursor;
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if (system_cursor >= SDL_NUM_SYSTEM_CURSORS) {
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system_cursor = 0;
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}
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updateCursor = SDL_TRUE;
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}
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if (updateCursor) {
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SDL_Log("Changing cursor to \"%s\"", cursorNames[system_cursor]);
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SDL_FreeCursor(cursor);
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cursor = SDL_CreateSystemCursor((SDL_SystemCursor)system_cursor);
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SDL_SetCursor(cursor);
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}
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}
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}
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for (i = 0; i < state->num_windows; ++i) {
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SDL_Renderer *renderer = state->renderers[i];
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SDL_RenderClear(renderer);
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SDL_RenderPresent(renderer);
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}
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#ifdef __EMSCRIPTEN__
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if (done) {
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emscripten_cancel_main_loop();
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}
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#endif
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}
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int
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main(int argc, char *argv[])
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{
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int i;
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/* Enable standard application logging */
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SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
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SDL_assert(SDL_arraysize(cursorNames) == SDL_NUM_SYSTEM_CURSORS);
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/* Initialize test framework */
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state = SDLTest_CommonCreateState(argv, SDL_INIT_VIDEO);
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if (!state) {
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return 1;
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}
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if (!SDLTest_CommonDefaultArgs(state, argc, argv) || !SDLTest_CommonInit(state)) {
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SDLTest_CommonQuit(state);
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return 1;
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}
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SDL_EventState(SDL_DROPFILE, SDL_ENABLE);
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SDL_EventState(SDL_DROPTEXT, SDL_ENABLE);
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for (i = 0; i < state->num_windows; ++i) {
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SDL_Renderer *renderer = state->renderers[i];
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SDL_SetRenderDrawColor(renderer, 0xA0, 0xA0, 0xA0, 0xFF);
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SDL_RenderClear(renderer);
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}
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/* Main render loop */
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done = 0;
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#ifdef __EMSCRIPTEN__
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emscripten_set_main_loop(loop, 0, 1);
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#else
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while (!done) {
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loop();
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}
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#endif
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SDL_FreeCursor(cursor);
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quit(0);
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/* keep the compiler happy ... */
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return(0);
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}
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/* vi: set ts=4 sw=4 expandtab: */
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