void sprite_touch(struct sprite* self, struct touch_event* touch_event) {
struct array* children = self->children;
for (int i = 0 ;i < array_size(children); ++i) {
struct sprite* child = (struct sprite*)array_at(children, i);
if (child) { // NULL indicates that the child has been removed
// recursively visit the children.
sprite_touch(child, touch_event);
}
}
if(touch_event->swallowd) {
return;
}
if (sprite_contains(self, touch_event->x, touch_event->y)) {
if (self->swallow) {
touch_event->swallowd = true;
}
//TODO: this call is ugly, refactor someday.
lua_handler_exe_func(GAME->lua_handler, GAME->lstate, self, NULL);
}
}
void seal_touch_event(struct touch_event* touch_event) {
sprite_touch(GAME->root, touch_event);
}