Timeline.hpp

#pragma once
#ifndef TIMELINE_H_
#define TIMELINE_H_

#include <chrono>

using namespace std;

class Timeline{
 public:
  Timeline(bool aStartPaused = false){
    chrono::high_resolution_clock::time_point start = chrono::high_resolution_clock::now();
    mStartTime = start;
    mLastTime = start;
    if(aStartPaused == true){
      mPaused = true;
      mPauseTime = start;
    }
  }
  double getTime() const;
  double get() const;
  inline explicit operator double() const {return(get());}
  double elapsed();
  double peekElapsed();
  void reset();
  void pause();
  void unpause();
  void togglePause();
  bool isPaused() const;
 protected:
  bool mPaused = false;
  chrono::high_resolution_clock::time_point mLastTime;
  chrono::high_resolution_clock::time_point mStartTime;
  chrono::high_resolution_clock::time_point mPauseTime;
  double mAccumulatedPauseTime = 0.0;
};

#endif