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Imported MaNGOS revision 6767 from http://mangos.svn.sourceforge.net/svnroot/mangos/trunk/

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TheLuda 2008-10-14 00:29:20 +02:00
parent d767495d5b
commit 800ee76535
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src/shared/Timer.h Normal file
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/*
* Copyright (C) 2005-2008 MaNGOS <http://getmangos.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
*/
#ifndef MANGOS_TIMER_H
#define MANGOS_TIMER_H
#include "Platform/CompilerDefs.h"
#if PLATFORM == PLATFORM_WINDOWS
# include <ace/config-all.h>
# include <mmsystem.h>
# include <time.h>
#else
# if defined(__APPLE_CC__)
# include <time.h>
# endif
# include <sys/time.h>
# include <sys/timeb.h>
#endif
#if PLATFORM == PLATFORM_WINDOWS
inline uint32 getMSTime() { return GetTickCount(); }
#else
inline uint32 getMSTime()
{
struct timeval tv;
struct timezone tz;
gettimeofday( &tv, &tz );
return (tv.tv_sec * 1000) + (tv.tv_usec / 1000);
}
#endif
inline uint32 getMSTimeDiff(uint32 oldMSTime, uint32 newMSTime)
{
// getMSTime() have limited data range and this is case when it overflow in this tick
if (oldMSTime > newMSTime)
return (0xFFFFFFFF - oldMSTime) + newMSTime;
else
return newMSTime - oldMSTime;
}
class IntervalTimer
{
public:
IntervalTimer() : _interval(0), _current(0) {}
void Update(time_t diff) { _current += diff; if(_current<0) _current=0;}
bool Passed() { return _current >= _interval; }
void Reset() { if(_current >= _interval) _current -= _interval; }
void SetCurrent(time_t current) { _current = current; }
void SetInterval(time_t interval) { _interval = interval; }
time_t GetInterval() const { return _interval; }
time_t GetCurrent() const { return _current; }
private:
time_t _interval;
time_t _current;
};
struct TimeTracker
{
TimeTracker(time_t expiry) : i_expiryTime(expiry) {}
void Update(time_t diff) { i_expiryTime -= diff; }
bool Passed(void) const { return (i_expiryTime <= 0); }
void Reset(time_t interval) { i_expiryTime = interval; }
time_t GetExpiry(void) const { return i_expiryTime; }
time_t i_expiryTime;
};
struct TimeTrackerSmall
{
TimeTrackerSmall(int32 expiry) : i_expiryTime(expiry) {}
void Update(int32 diff) { i_expiryTime -= diff; }
bool Passed(void) const { return (i_expiryTime <= 0); }
void Reset(int32 interval) { i_expiryTime = interval; }
int32 GetExpiry(void) const { return i_expiryTime; }
int32 i_expiryTime;
};
#endif