/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#include "common/scummsys.h"

#if defined(SDL_BACKEND)

#include "backends/timer/sdl/sdl-timer.h"

#include "common/textconsole.h"

#if SDL_VERSION_ATLEAST(3, 0, 0)
static Uint32 timer_handler(void *userdata, SDL_TimerID timerID, Uint32 interval) {
	((DefaultTimerManager *)userdata)->handler();
	return interval;
}
#else
static Uint32 timer_handler(Uint32 interval, void *param) {
	((DefaultTimerManager *)param)->handler();
	return interval;
}
#endif

SdlTimerManager::SdlTimerManager() {
#if !SDL_VERSION_ATLEAST(3, 0, 0)
	// Initializes the SDL timer subsystem
	if (SDL_InitSubSystem(SDL_INIT_TIMER) == -1) {
		error("Could not initialize SDL: %s", SDL_GetError());
	}
#endif

	// Creates the timer callback
	_timerID = SDL_AddTimer(10, &timer_handler, this);
}

SdlTimerManager::~SdlTimerManager() {
	// Removes the timer callback
	SDL_RemoveTimer(_timerID);

#if !SDL_VERSION_ATLEAST(3, 0, 0)
	SDL_QuitSubSystem(SDL_INIT_TIMER);
#endif
}

#endif