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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.
*
* $Header$
*/
#ifndef MORPHOS_TIMER_H
#define MORPHOS_TIMER_H
#ifndef TIMER_H
#include "timer.h" // for MAX_TIMER
#endif
#ifndef EXEC_PORTS_H
#include <exec/ports.h>
#endif
#ifndef EXEC_IO_H
#include <exec/io.h>
#endif
#ifndef EXEC_SEMAPHORES_H
#include <exec/semaphores.h>
#endif
#ifndef DOS_DOSEXTENS_H
#include <dos/dosextens.h>
#endif
class OSystem;
#define TSM_MSGID_ADDTIMER 0
#define TSM_MSGID_REMTIMER 1
struct TimerServiceMessage
{
Message tsm_Message;
ULONG tsm_MsgID;
TimerProc tsm_Callback;
LONG tsm_Interval;
};
class Timer
{
public:
Timer(Engine * engine);
~Timer();
bool init();
void release();
bool installProcedure(TimerProc procedure, int32 interval);
void releaseProcedure(TimerProc procedure);
protected:
bool SendMsg(ULONG MsgID, TimerProc procedure, LONG interval);
static void TimerService(Timer *, Engine *);
Process *TimerServiceThread;
SignalSemaphore TimerServiceSemaphore;
struct TimerSlot
{
MsgPort *ts_Port;
timerequest *ts_IORequest;
ULONG ts_SignalBit;
TimerProc ts_Callback;
LONG ts_Interval;
};
};
#endif
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