scummvm/timer.h

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/* ScummVM - Scumm Interpreter
* Copyright (C) 2002 The ScummVM project
*
* 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 2
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
2002-08-04 17:31:20 +00:00
* $Header$
*/
#ifndef TIMER_H
#define TIMER_H
#include "scummsys.h"
#define MAX_TIMERS 3
class OSystem;
class Timer {
protected:
private:
OSystem * _osystem;
Scumm * _scumm;
bool _initialized;
bool _timerRunning;
void * _timerHandler;
int32 _thisTime;
int32 _lastTime;
void * _mutex;
struct TimerSlots
{
int ((*procedure)(int));
int32 interval;
int32 counter;
} _timerSlots [MAX_TIMERS];
public:
Timer(Scumm * system);
~Timer();
int handler(int * t);
bool init();
void release();
bool installProcedure (int ((*procedure)(int)), int32 interval);
void releaseProcedure (int ((*procedure)(int)));
};
#endif