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Copy pathTimer.h
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69 lines (63 loc) · 1.83 KB
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/*
* Copyright 2010 OpenXcom Developers.
*
* This file is part of OpenXcom.
*
* OpenXcom 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.
*
* OpenXcom 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 OpenXcom. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef OPENXCOM_TIMER_H
#define OPENXCOM_TIMER_H
#include "SDL.h"
#include "State.h"
#include "Surface.h"
namespace OpenXcom
{
typedef State &(State::*StateHandler)();
typedef Surface &(Surface::*SurfaceHandler)();
/**
* Timer used to run code in fixed intervals.
* Used for code that should run at the same fixed interval
* in various machines, based on miliseconds instead of CPU cycles.
*/
class Timer
{
private:
Uint32 _start, _interval;
bool _running;
StateHandler _state;
SurfaceHandler _surface;
public:
/// Creates a stopped timer.
Timer(Uint32 interval);
/// Cleans up the timer.
~Timer();
/// Starts the timer.
void start();
/// Stops the timer.
void stop();
/// Gets the current time interval.
Uint32 getTime() const;
/// Gets if the timer's running.
bool isRunning() const;
/// Advances the timer.
void think(State* state, Surface* surface);
/// Sets the timer's interval.
void setInterval(Uint32 interval);
/// Hooks a state action handler to the timer interval.
void onTimer(StateHandler handler);
/// Hooks a surface action handler to the timer interval.
void onTimer(SurfaceHandler handler);
};
}
#endif