History: Assaf Muller's Timer Manager

            Timer_Manager from Assaf Muller on the 17th of June, 2007.

{maketoc}

This wiki page will show a Timer class & Timer Factory class duo to help you with all things timing!

Notice that this manager is under no license. Use it however you wish.

!!Timer Class Header
{CODE(wrap="1", colors="c++")}#ifndef TIMER_H
#define TIMER_H

#include <string>
#include "Ogre.h"

using namespace std;
using namespace Ogre;

class TimerObject {
private:
    Real mTime;
    bool mDone;

public:
    TimerObject();
    TimerObject(Real time);
    ~TimerObject();

    Real elpased();
    bool done();
    void reset();
    void reset(Real time);

    Timer mTimer;
};

#endif{CODE}

!!Timer Class Implementation
{CODE(wrap="1", colors="c++")}
#include "Timer.h"

TimerObject::TimerObject()
{
    TimerObject(0.0);
}

TimerObject::TimerObject (Real time = 0) : mTime(time)
{
    mDone = false;
    mTimer.reset();
}

TimerObject::~TimerObject()
{
    
}

Real TimerObject::elpased()
{
    return mTimer.getMilliseconds() * 0.001;
}

bool TimerObject::done()
{
    if(!mDone) // If not done
        if(mTimer.getMilliseconds() * 0.001 > mTime)
            mDone = true;

    return mDone;
}

void TimerObject::reset()
{
    mDone = false;
    mTimer.reset();
}

void TimerObject::reset(Real time)
{
    mTime = time;
    mDone = false;
    mTimer.reset();
}
{CODE}

!!Timer Factory Header
{CODE(wrap="1", colors="c++")}
#ifndef TIMER_FACTORY_H
#define TIMER_FACTORY_H

#include <OgreSingleton.h>
#include "Timer.h"
#include <map>

using namespace std;

class TimerFactory : public Ogre::Singleton<TimerFactory> {
private:
    map<string, TimerObject> mTimers;
public:
    void create(string name, Real time = 0);
    void destroy(string name);
    bool exists(string name);

    TimerObject& operator [] (string name);

    ~TimerFactory();
};

template <> TimerFactory* Ogre::Singleton<TimerFactory>::ms_Singleton = 0;

#endif
{CODE}

!!Timer Factory Implementation
{CODE(wrap="1", colors="c++")}
#include "TimerFactory.h"

void TimerFactory::create(string name, Real time)
{    
    if(mTimers.find(name) == mTimers.end())
        mTimers[name] = TimerObject(time);
}

void TimerFactory::destroy(string name)
{
    map<string, TimerObject>::iterator i = mTimers.find(name);

    if(i != mTimers.end())
        mTimers.erase(i);
}

bool TimerFactory::exists(string name)
{
    map<string, TimerObject>::iterator i = mTimers.find(name);

    if(i != mTimers.end())
        return true;

    return false;
}

TimerObject& TimerFactory::operator [] (string name)
{
    if(mTimers.find(name) != mTimers.end())
        return mTimers[name];
    else
        throw Ogre::Exception(Ogre::Exception::ERR_INVALIDPARAMS,
                              "Tried to access a non-existant timer!", "TimerFactory::operator []");
}

TimerFactory::~TimerFactory()
{
    map<string, TimerObject>::iterator i = mTimers.begin();

    while(!mTimers.empty())
    {
        mTimers.erase(mTimers.begin());
    }
}
{CODE}