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/* 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/>.
*
*/
/*
* Copyright (C) 2006-2010 - Frictional Games
*
* This file is part of HPL1 Engine.
*/
#ifndef HPL_LOGICTIMER_H
#define HPL_LOGICTIMER_H
namespace hpl {
class LowLevelSystem;
class cLogicTimer {
public:
/**
*
* \param alUpdatesPerSec Number of updates per second.
* \param *apLowLevelSystem
* \return
*/
cLogicTimer(int alUpdatesPerSec, LowLevelSystem *apLowLevelSystem);
~cLogicTimer();
/**
* Reset the time. Do this when the logical update of the game has been ide, ie while loading.
*/
void Reset();
/**
* Check with the time if it is time for another logical update
* \return true if logic should be updated, else false.
*/
bool WantUpdate();
/**
* Resets various variables that makes the graphics is never frozen.
*/
void EndUpdateLoop();
/**
* Set the number of times per second to update
* \param alUpdatesPerSec
*/
void SetUpdatesPerSec(int alUpdatesPerSec);
/**
* Sets the maximum updates in a row.
* \param alUpdatesPerSec
*/
void SetMaxUpdates(int alMax);
/**
* Get the number of updates per second.
*/
int GetUpdatesPerSec();
/**
* Get the size of each step in seconds.
*/
float GetStepSize();
private:
void Update();
double mlLocalTime;
double mlLocalTimeAdd;
int mlMaxUpdates;
int mlUpdateCount;
LowLevelSystem *mpLowLevelSystem;
};
} // namespace hpl
#endif // HPL_LOGICTIMER_H
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