mirror of
https://github.com/Ryujinx/SDL.git
synced 2024-12-23 00:25:27 +00:00
326 lines
9.3 KiB
C
326 lines
9.3 KiB
C
/*
|
|
Copyright (C) 1997-2023 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_color_cursor(const char *file)
|
|
{
|
|
SDL_Cursor *cursor = NULL;
|
|
SDL_Surface *surface = SDL_LoadBMP(file);
|
|
if (surface) {
|
|
if (surface->format->palette) {
|
|
SDL_SetColorKey(surface, 1, *(Uint8 *)surface->pixels);
|
|
} else {
|
|
switch (surface->format->BitsPerPixel) {
|
|
case 15:
|
|
SDL_SetColorKey(surface, 1, (*(Uint16 *)surface->pixels) & 0x00007FFF);
|
|
break;
|
|
case 16:
|
|
SDL_SetColorKey(surface, 1, *(Uint16 *)surface->pixels);
|
|
break;
|
|
case 24:
|
|
SDL_SetColorKey(surface, 1, (*(Uint32 *)surface->pixels) & 0x00FFFFFF);
|
|
break;
|
|
case 32:
|
|
SDL_SetColorKey(surface, 1, *(Uint32 *)surface->pixels);
|
|
break;
|
|
}
|
|
}
|
|
cursor = SDL_CreateColorCursor(surface, 0, 0);
|
|
SDL_FreeSurface(surface);
|
|
}
|
|
return cursor;
|
|
}
|
|
|
|
static SDL_Cursor *
|
|
init_system_cursor(const char *image[])
|
|
{
|
|
int i, row, col;
|
|
Uint8 data[4 * 32];
|
|
Uint8 mask[4 * 32];
|
|
int hot_x = 0;
|
|
int hot_y = 0;
|
|
|
|
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;
|
|
}
|
|
}
|
|
}
|
|
(void)SDL_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;
|
|
static SDL_Cursor *cursors[1 + SDL_NUM_SYSTEM_CURSORS];
|
|
static SDL_SystemCursor cursor_types[1 + SDL_NUM_SYSTEM_CURSORS];
|
|
static int num_cursors;
|
|
static int current_cursor;
|
|
static int show_cursor;
|
|
|
|
/* 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_MOUSEBUTTONDOWN) {
|
|
if (event.button.button == SDL_BUTTON_LEFT) {
|
|
if (num_cursors == 0) {
|
|
continue;
|
|
}
|
|
|
|
++current_cursor;
|
|
if (current_cursor == num_cursors) {
|
|
current_cursor = 0;
|
|
}
|
|
|
|
SDL_SetCursor(cursors[current_cursor]);
|
|
|
|
switch ((int)cursor_types[current_cursor]) {
|
|
case (SDL_SystemCursor)-1:
|
|
SDL_Log("Custom cursor");
|
|
break;
|
|
case SDL_SYSTEM_CURSOR_ARROW:
|
|
SDL_Log("Arrow");
|
|
break;
|
|
case SDL_SYSTEM_CURSOR_IBEAM:
|
|
SDL_Log("I-beam");
|
|
break;
|
|
case SDL_SYSTEM_CURSOR_WAIT:
|
|
SDL_Log("Wait");
|
|
break;
|
|
case SDL_SYSTEM_CURSOR_CROSSHAIR:
|
|
SDL_Log("Crosshair");
|
|
break;
|
|
case SDL_SYSTEM_CURSOR_WAITARROW:
|
|
SDL_Log("Small wait cursor (or Wait if not available)");
|
|
break;
|
|
case SDL_SYSTEM_CURSOR_SIZENWSE:
|
|
SDL_Log("Double arrow pointing northwest and southeast");
|
|
break;
|
|
case SDL_SYSTEM_CURSOR_SIZENESW:
|
|
SDL_Log("Double arrow pointing northeast and southwest");
|
|
break;
|
|
case SDL_SYSTEM_CURSOR_SIZEWE:
|
|
SDL_Log("Double arrow pointing west and east");
|
|
break;
|
|
case SDL_SYSTEM_CURSOR_SIZENS:
|
|
SDL_Log("Double arrow pointing north and south");
|
|
break;
|
|
case SDL_SYSTEM_CURSOR_SIZEALL:
|
|
SDL_Log("Four pointed arrow pointing north, south, east, and west");
|
|
break;
|
|
case SDL_SYSTEM_CURSOR_NO:
|
|
SDL_Log("Slashed circle or crossbones");
|
|
break;
|
|
case SDL_SYSTEM_CURSOR_HAND:
|
|
SDL_Log("Hand");
|
|
break;
|
|
default:
|
|
SDL_Log("UNKNOWN CURSOR TYPE, FIX THIS PROGRAM.");
|
|
break;
|
|
}
|
|
|
|
} else {
|
|
show_cursor = !show_cursor;
|
|
SDL_ShowCursor(show_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;
|
|
const char *color_cursor = NULL;
|
|
|
|
/* 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) {
|
|
color_cursor = argv[i];
|
|
break;
|
|
}
|
|
if (consumed < 0) {
|
|
SDLTest_CommonLogUsage(state, argv[0], NULL);
|
|
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);
|
|
}
|
|
|
|
num_cursors = 0;
|
|
|
|
if (color_cursor) {
|
|
SDL_Cursor *cursor = init_color_cursor(color_cursor);
|
|
if (cursor) {
|
|
cursors[num_cursors] = cursor;
|
|
cursor_types[num_cursors] = (SDL_SystemCursor)-1;
|
|
num_cursors++;
|
|
}
|
|
} else {
|
|
SDL_Cursor *cursor = init_system_cursor(arrow);
|
|
if (cursor) {
|
|
cursors[num_cursors] = cursor;
|
|
cursor_types[num_cursors] = (SDL_SystemCursor)-1;
|
|
num_cursors++;
|
|
}
|
|
}
|
|
|
|
for (i = 0; i < SDL_NUM_SYSTEM_CURSORS; ++i) {
|
|
SDL_Cursor *cursor = SDL_CreateSystemCursor((SDL_SystemCursor)i);
|
|
if (cursor) {
|
|
cursors[num_cursors] = cursor;
|
|
cursor_types[num_cursors] = i;
|
|
num_cursors++;
|
|
}
|
|
}
|
|
|
|
if (num_cursors > 0) {
|
|
SDL_SetCursor(cursors[0]);
|
|
}
|
|
|
|
show_cursor = SDL_ShowCursor(SDL_QUERY);
|
|
|
|
/* Main render loop */
|
|
done = 0;
|
|
#ifdef __EMSCRIPTEN__
|
|
emscripten_set_main_loop(loop, 0, 1);
|
|
#else
|
|
while (!done) {
|
|
loop();
|
|
}
|
|
#endif
|
|
|
|
for (i = 0; i < num_cursors; ++i) {
|
|
SDL_FreeCursor(cursors[i]);
|
|
}
|
|
quit(0);
|
|
|
|
/* keep the compiler happy ... */
|
|
return 0;
|
|
}
|
|
|
|
/* vi: set ts=4 sw=4 expandtab: */
|