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/*
* Copyright (C) 2001-2006 Jacek Sieka, arnetheduck on gmail point com
*
* 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.
*/
#if !defined(TIMER_MANAGER_H)
#define TIMER_MANAGER_H
#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#include "Thread.h"
#include "Semaphore.h"
#include "Speaker.h"
#include "Singleton.h"
#ifndef _WIN32
#include <sys/time.h>
#endif
class TimerManagerListener {
public:
virtual ~TimerManagerListener() { }
template<int I> struct X { enum { TYPE = I }; };
typedef X<0> Second;
typedef X<1> Minute;
// We expect everyone to implement this...
virtual void on(Second, uint32_t) throw() { }
virtual void on(Minute, uint32_t) throw() { }
};
class TimerManager : public Speaker<TimerManagerListener>, public Singleton<TimerManager>, public Thread
{
public:
void shutdown() {
s.signal();
join();
}
static time_t getTime() {
return (time_t)time(NULL);
}
static uint32_t getTick() {
#ifdef _WIN32
return GetTickCount();
#else
timeval tv2;
gettimeofday(&tv2, NULL);
return (uint32_t)((tv2.tv_sec - tv.tv_sec) * 1000 ) + ( (tv2.tv_usec - tv.tv_usec) / 1000);
#endif
}
private:
Semaphore s;
friend class Singleton<TimerManager>;
TimerManager() {
#ifndef _WIN32
gettimeofday(&tv, NULL);
#endif
}
virtual ~TimerManager() throw() {
dcassert(listeners.empty());
shutdown();
}
virtual int run();
#ifndef _WIN32
static timeval tv;
#endif
};
#define GET_TICK() TimerManager::getTick()
#define GET_TIME() TimerManager::getTime()
#endif // !defined(TIMER_MANAGER_H)
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