Timer.cpp

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/*
 * Timer.cpp
 *
 *  Created on: Oct 27, 2011
 *      Author: mriedel
 */

#include <telekyb_base/Time/Timer.hpp>

namespace TELEKYB_NAMESPACE {

Timer::Timer(){
//      gettimeofday(&current,NULL);
//      _start = Time(current.tv_sec,current.tv_usec);
        _start = Time(); // now
        _accu  = Time(0,0);
        _pause = false;
}


Timer::Timer(const Time& elapsed){
//      gettimeofday(&current,NULL);
//      _start = Time(current.tv_sec,current.tv_usec);
        _start = Time(); // now
        _accu  = elapsed;
        _pause = false;
}


Timer::Timer(const Timer& t) {
        _start = t._start;
        _accu  = t._accu;
        _pause = t._pause;
};

Timer::~Timer() {

}

Timer& Timer::operator=(const Timer& t){
        if (this != &t){
                _start = t._start;
                _accu  = t._accu;
                _pause = t._pause;
        }
        return *this;
}


void Timer::reset(){
        *this = Timer();
}


void Timer::pause(){
        if(!_pause){
                // ?? NOT needed.
//              gettimeofday(&current,NULL);
//              Time now(current.tv_sec,current.tv_usec);
                Time now;
                _accu += now - _start;
                _pause = true;
        }
}


void Timer::resume(){
        if(_pause){
                //gettimeofday(&current,NULL);
                //_start = Time(current.tv_sec,current.tv_usec);
                _start = Time();
                _pause = false;
        }
}


Time Timer::getElapsed() const {
        if(_pause){
                return _accu;
        }else{
//              gettimeofday(&current,NULL);
//              Time now(current.tv_sec,current.tv_usec);
                Time now;
                return now - _start + _accu;
        }
}


std::string Timer::toString(){
//      stringstream s;
//      Time state=get();
//      s << state.print() ;
        Time elapsed = getElapsed();
        return elapsed.toString();
}


double Timer::frequency(){
        Time elapsed = getElapsed();
        return elapsed.frequency();
}


std::string Timer::freqToString(){
        Time elapsed = getElapsed();
        return elapsed.freqToString();
}

} // end namespace