emscripten/tests/sdl_touch.c

82 строки
2.6 KiB
C

#include <stdio.h>
#include <SDL/SDL.h>
#include <SDL/SDL_ttf.h>
#include <assert.h>
#include <emscripten.h>
int result = 1;
static char *TouchFingerTypeToString(int type) {
if (type == SDL_FINGERMOTION) return "SDL_FINGERMOTION";
if (type == SDL_FINGERDOWN) return "SDL_FINGERDOWN";
if (type == SDL_FINGERUP) return "SDL_FINGERUP";
return "UNKNOWN";
}
int got_down = 0;
int got_move = 0;
int got_up = 0;
void progress() {
if (!got_down) printf("Hold down a finger to generate a touch down event.\n");
else if (!got_move) printf("Drag a finger to generate a touch move event.\n");
else if (!got_up) printf("Release a finger to generate a touch up event.\n");
else
{
int result = 0;
#ifdef REPORT_RESULT
REPORT_RESULT();
#endif
}
}
void loop() {
SDL_Event event;
while (SDL_PollEvent(&event)) {
switch(event.type) {
case SDL_FINGERMOTION:
case SDL_FINGERDOWN:
case SDL_FINGERUP: {
SDL_TouchFingerEvent *t = (SDL_TouchFingerEvent*)&event;
printf("type: %s, timestamp: %u, touchId: %llu, fingerId: %llu, x: %f, y: %f, dx: %f, dy: %f, pressure: %f\n",
TouchFingerTypeToString(event.type), t->timestamp, t->touchId, t->fingerId, t->x, t->y, t->dx, t->dy, t->pressure);
if (t->timestamp != 0 && t->x >= 0.f && t->x <= 1.f && t->y >= 0.f && t->y <= 1.f && t->pressure >= 0.f && t->pressure <= 1.f) {
if (event.type == SDL_FINGERDOWN) { got_down = 1; progress(); }
if (event.type == SDL_FINGERMOTION) { got_move = 1; progress(); }
if (event.type == SDL_FINGERDOWN) { got_up = 1; progress(); }
}
break;
}
}
}
}
int main() {
SDL_Init(SDL_INIT_VIDEO);
SDL_Surface *screen = SDL_SetVideoMode(600, 450, 32, SDL_HWSURFACE);
progress();
#ifdef AUTOMATE_SUCCESS
EM_ASM(
function sendEvent(type, data) {
var event = document.createEvent('Event');
event.initEvent(type, true, true);
for(var d in data) event[d] = data[d];
Module['canvas'].dispatchEvent(event);
}
// Pass test coordinates in canvas element coordinate frame.
var x = Module['canvas'].getBoundingClientRect().left;
var y = Module['canvas'].getBoundingClientRect().top;
sendEvent('touchstart', { touches: [ { pageX: x+300, pageY: y+225, deviceID: 1, identifier: 1, force: 1 } ] });
sendEvent('touchmove', { touches: [ { pageX: x+400, pageY: y+225, deviceID: 1, identifier: 1, force: 1 } ] });
sendEvent('touchend', { changedTouches: [ { pageX: x+400, pageY: y+225, deviceID: 1, identifier: 1, force: 1 } ] });
);
#endif
emscripten_set_main_loop(loop, 0, 0);
return 0;
}