1/*
2 Copyright (C) 1997-2021 Sam Lantinga <slouken@libsdl.org>
3
4 This software is provided 'as-is', without any express or implied
5 warranty. In no event will the authors be held liable for any damages
6 arising from the use of this software.
7
8 Permission is granted to anyone to use this software for any purpose,
9 including commercial applications, and to alter it and redistribute it
10 freely.
11*/
12
13#include <stdlib.h>
14#include <stdio.h>
15
16#ifdef __EMSCRIPTEN__
17#include <emscripten/emscripten.h>
18#endif
19
20#include "SDL_test_common.h"
21
22static SDLTest_CommonState *state;
23int done;
24
25static const char *cursorNames[] = {
26 "arrow",
27 "ibeam",
28 "wait",
29 "crosshair",
30 "waitarrow",
31 "sizeNWSE",
32 "sizeNESW",
33 "sizeWE",
34 "sizeNS",
35 "sizeALL",
36 "NO",
37 "hand",
38};
39int system_cursor = -1;
40SDL_Cursor *cursor = NULL;
41
42/* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
43static void
44quit(int rc)
45{
46 SDLTest_CommonQuit(state);
47 exit(rc);
48}
49
50void
51loop()
52{
53 int i;
54 SDL_Event event;
55 /* Check for events */
56 while (SDL_PollEvent(&event)) {
57 SDLTest_CommonEvent(state, &event, &done);
58
59 if (event.type == SDL_WINDOWEVENT) {
60 if (event.window.event == SDL_WINDOWEVENT_RESIZED) {
61 SDL_Window *window = SDL_GetWindowFromID(event.window.windowID);
62 if (window) {
63 SDL_Log("Window %d resized to %dx%d\n",
64 event.window.windowID,
65 event.window.data1,
66 event.window.data2);
67 }
68 }
69 if (event.window.event == SDL_WINDOWEVENT_MOVED) {
70 SDL_Window *window = SDL_GetWindowFromID(event.window.windowID);
71 if (window) {
72 SDL_Log("Window %d moved to %d,%d (display %s)\n",
73 event.window.windowID,
74 event.window.data1,
75 event.window.data2,
76 SDL_GetDisplayName(SDL_GetWindowDisplayIndex(window)));
77 }
78 }
79 }
80 if (event.type == SDL_KEYUP) {
81 SDL_bool updateCursor = SDL_FALSE;
82
83 if (event.key.keysym.sym == SDLK_LEFT) {
84 --system_cursor;
85 if (system_cursor < 0) {
86 system_cursor = SDL_NUM_SYSTEM_CURSORS - 1;
87 }
88 updateCursor = SDL_TRUE;
89 } else if (event.key.keysym.sym == SDLK_RIGHT) {
90 ++system_cursor;
91 if (system_cursor >= SDL_NUM_SYSTEM_CURSORS) {
92 system_cursor = 0;
93 }
94 updateCursor = SDL_TRUE;
95 }
96 if (updateCursor) {
97 SDL_Log("Changing cursor to \"%s\"", cursorNames[system_cursor]);
98 SDL_FreeCursor(cursor);
99 cursor = SDL_CreateSystemCursor((SDL_SystemCursor)system_cursor);
100 SDL_SetCursor(cursor);
101 }
102 }
103 }
104
105 for (i = 0; i < state->num_windows; ++i) {
106 SDL_Renderer *renderer = state->renderers[i];
107 if (renderer != NULL) {
108 SDL_RenderClear(renderer);
109 SDL_RenderPresent(renderer);
110 }
111 }
112#ifdef __EMSCRIPTEN__
113 if (done) {
114 emscripten_cancel_main_loop();
115 }
116#endif
117}
118
119int
120main(int argc, char *argv[])
121{
122 int i;
123
124 /* Enable standard application logging */
125 SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
126
127 SDL_assert(SDL_arraysize(cursorNames) == SDL_NUM_SYSTEM_CURSORS);
128
129 /* Initialize test framework */
130 state = SDLTest_CommonCreateState(argv, SDL_INIT_VIDEO);
131 if (!state) {
132 return 1;
133 }
134
135 if (!SDLTest_CommonDefaultArgs(state, argc, argv) || !SDLTest_CommonInit(state)) {
136 SDLTest_CommonQuit(state);
137 return 1;
138 }
139
140 SDL_EventState(SDL_DROPFILE, SDL_ENABLE);
141 SDL_EventState(SDL_DROPTEXT, SDL_ENABLE);
142
143 for (i = 0; i < state->num_windows; ++i) {
144 SDL_Renderer *renderer = state->renderers[i];
145 SDL_SetRenderDrawColor(renderer, 0xA0, 0xA0, 0xA0, 0xFF);
146 SDL_RenderClear(renderer);
147 }
148
149 /* Main render loop */
150 done = 0;
151#ifdef __EMSCRIPTEN__
152 emscripten_set_main_loop(loop, 0, 1);
153#else
154 while (!done) {
155 loop();
156 }
157#endif
158 SDL_FreeCursor(cursor);
159
160 quit(0);
161 /* keep the compiler happy ... */
162 return(0);
163}
164
165/* vi: set ts=4 sw=4 expandtab: */
166