stopwatch.hpp

#ifndef DDF_STOPWATCH_HPP
#define DDF_STOPWATCH_HPP

#include "ctime.hpp"

namespace jafar
{
  namespace ddf
  {

    class StopWatch
    {
      time  m_start_time;
   
    public:
      StopWatch() { m_start_time = time::current(); }
      ~StopWatch() {}
   
      time Restart() { m_start_time = time::current(); return m_start_time; }
      time GetStartTime() { return m_start_time; }
      time Elapsed() { return time::current() - m_start_time; }
      time ElapsedAndReset() { time res, current = time::current(); res = current - m_start_time; m_start_time = current; return res; }
      double ElapsedSec()
      {
        time elapsed = Elapsed();
        return elapsed.to_double();
      }

    };

  } // namespace ddf
} // namespace jafar
#endif