Timer.hh

#ifndef EUDAQ_INCLUDED_Timer
#define EUDAQ_INCLUDED_Timer

#include "eudaq/Time.hh"

namespace eudaq {

  class Timer {
  public:
    Timer() : m_start(Time::Current()), m_stop(0) {}
    void Restart() {
      m_stop = Time(0);
      m_start = Time::Current();
    }
    void Stop() { m_stop = Time::Current(); }
    Time Elapsed() const { return StopTime() - m_start; }
    double Seconds() const { return Elapsed().Seconds(); }
    double mSeconds() const { return 1e3 * Seconds(); }
    double uSeconds() const { return 1e6 * Seconds(); }
    std::string
    Formatted(const std::string &format = TIME_DEFAULT_FORMAT) const {
      return Elapsed().Formatted(format);
    }

  private:
    Time StopTime() const {
      return m_stop == Time(0) ? Time::Current() : m_stop;
    }
    Time m_start, m_stop;
  };
}

#endif // EUDAQ_INCLUDED_Timer