Commit f2413850d9ad0a4ade45812af048c05cb50080a7
2016-07-13T07:34:06
Tests: Add a manual test for a custom cursor (Taken from the API docs)
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diff --git a/test/testcustomcursor.c b/test/testcustomcursor.c
new file mode 100644
index 0000000..51fd992
--- /dev/null
+++ b/test/testcustomcursor.c
@@ -0,0 +1,194 @@
+/*
+ Copyright (C) 1997-2016 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"
+
+/* Stolen from the mailing list */
+/* Creates a new mouse cursor from an XPM */
+
+
+/* XPM */
+static const char *arrow[] = {
+ /* width height num_colors chars_per_pixel */
+ " 32 32 3 1",
+ /* colors */
+ "X c #000000",
+ ". c #ffffff",
+ " c None",
+ /* pixels */
+ "X ",
+ "XX ",
+ "X.X ",
+ "X..X ",
+ "X...X ",
+ "X....X ",
+ "X.....X ",
+ "X......X ",
+ "X.......X ",
+ "X........X ",
+ "X.....XXXXX ",
+ "X..X..X ",
+ "X.X X..X ",
+ "XX X..X ",
+ "X X..X ",
+ " X..X ",
+ " X..X ",
+ " X..X ",
+ " XX ",
+ " ",
+ " ",
+ " ",
+ " ",
+ " ",
+ " ",
+ " ",
+ " ",
+ " ",
+ " ",
+ " ",
+ " ",
+ " ",
+ "0,0"
+};
+
+static SDL_Cursor*
+init_system_cursor(const char *image[])
+{
+ int i, row, col;
+ Uint8 data[4*32];
+ Uint8 mask[4*32];
+ int hot_x, hot_y;
+
+ i = -1;
+ for (row=0; row<32; ++row) {
+ for (col=0; col<32; ++col) {
+ if (col % 8) {
+ data[i] <<= 1;
+ mask[i] <<= 1;
+ } else {
+ ++i;
+ data[i] = mask[i] = 0;
+ }
+ switch (image[4+row][col]) {
+ case 'X':
+ data[i] |= 0x01;
+ mask[i] |= 0x01;
+ break;
+ case '.':
+ mask[i] |= 0x01;
+ break;
+ case ' ':
+ break;
+ }
+ }
+ }
+ sscanf(image[4+row], "%d,%d", &hot_x, &hot_y);
+ return SDL_CreateCursor(data, mask, 32, 32, hot_x, hot_y);
+}
+
+static SDLTest_CommonState *state;
+int done;
+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);
+ }
+
+ 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);
+
+ /* 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);
+ }
+
+ cursor = init_system_cursor(arrow);
+ SDL_SetCursor(cursor);
+
+ /* 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);
+}