#ifndef _OWLPS_POSITIONING_MEASUREMENT_HH_
#define _OWLPS_POSITIONING_MEASUREMENT_HH_

#include "mobile.hh"
#include "accesspoint.hh"

#include <iostream>
#include <string>
#include <vector>
#include <math.h>

class Measurement
{
protected:
  Mobile *mobile ;
  AccessPoint *ap ;
  float average_ss ;
  std::vector<int> ss_list ;

  void update_average_ss(void) ;

public:
  Measurement(const Mobile *_mobile = NULL, const AccessPoint *_ap = NULL,
              const std::vector<int> &_ss_list = std::vector<int>()) ;
  Measurement(const Measurement &m) ;

  ~Measurement() ;

  Mobile* get_mobile() const ;
  AccessPoint* get_ap() const ;
  std::vector<int> get_ss_list() const ;
  float get_average_ss() const ;
  //float get_ss_square_distance(const float &ss) const ;

  void set_mobile(const Mobile *_mobile) ;
  void set_ap(const AccessPoint *_ap) ;
  void add_ss(const int &ss) ;

  Measurement operator=(const Measurement &m) ;
  bool operator==(const Measurement &m) ;
  bool operator!=(const Measurement &m) ;

  friend std::ostream &operator<<(std::ostream &os, const Measurement &m) ;
} ;

#endif // _OWLPS_POSITIONING_MEASUREMENT_HH_