/*
 * Cacheable_threeNumbers.hpp
 *
 *  Created on: Jun 19, 2015
 *      Author: heber
 */

#ifndef CACHEABLETHREENUMBERS_HPP_
#define CACHEABLETHREENUMBERS_HPP_

// include config.h
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include "CodePatterns/Cacheable.hpp"
#include "CodePatterns/Observer/Observable.hpp"
#include "CodePatterns/Observer/Notification.hpp"

class Cacheable_threeNumbers : public Observable {
public:
  int x;
  int y;
  int z;
  Cacheable<int> sum;
  mutable bool hasRecalced;

  enum NotificationType {
    XChanged,
    YChanged,
    ZChanged,
    NotificationType_MAX
  };

  void setX(int _x);
  void setY(int _y);
  void setZ(int _z);

  int calcSum() const;

  Cacheable_threeNumbers(
      int _x,
      int _y,
      int _z,
      Observable::channels_t channels = Observable::channels_t());
};

#endif /* CACHEABLETHREENUMBERS_HPP_ */