Distribution.h

// -*- C++ -*-
//
// Distribution.hpp is a part of myStatistics
// Copyright (C) 2012-2019 Simon Platzer, The Herwig Collaboration
//
// myStatistics is licenced under version 3 of the GPL, see COPYING for details.
//
#ifndef MYSTATISTICS_Distribution_hpp_included
#define MYSTATISTICS_Distribution_hpp_included
 
#include "Histogram.h"
 
#include <iostream>
 
namespace Statistics {
 
  class Distribution {
 
  public:
 
    struct DistributionBin {
 
      DistributionBin();
 
      DistributionBin(const Bin& bin,
                      double nPoints);
 
      DistributionBin& operator+=(const DistributionBin& other);
 
      DistributionBin& operator-=(const DistributionBin& other);
 
      DistributionBin& operator*=(const DistributionBin& other);
 
      DistributionBin& operator/=(const DistributionBin& other);
 
      void fromXML(const XML::Element&);
 
      XML::Element toXML() const;
 
      std::pair<double,double> boundaries;
 
      double value;
 
      double errorSquared;
 
    };
 
  public:
 
    Distribution();
 
    explicit Distribution(const Histogram& histo,
                          double nPoints);
 
    virtual ~Distribution();
 
  public:
 
    const std::string& name() const { return theName; }
 
    const std::vector<DistributionBin>& bins() const { return theBins; }
 
  public:
 
    bool isCompatible(const Distribution& other) const;
 
    Distribution& operator+=(const Distribution& other);
 
    Distribution& operator-=(const Distribution& other);
 
    Distribution& operator*=(const Distribution& other);
 
    Distribution& operator/=(const Distribution& other);
 
  public:
 
    void fromXML(const XML::Element&);
 
    XML::Element toXML() const;
 
  public:
 
    void toMakePlots(const std::string& analysis,
                     const std::string& options = "") const;
 
    void toMakePlots(const std::string& analysis,
                     const Distribution& lower,
                     const Distribution& upper,
                     const std::string& options = "") const;
 
    void appendToMakePlots(std::ostream& os,
                           const std::string& analysis,
                           const std::string& options = "") const;
 
    void appendToMakePlots(std::ostream& os,
                           const std::string& analysis,
                           const Distribution& lower,
                           const Distribution& upper,
                           const std::string& options = "") const;
 
  private:
 
    std::string theName;
 
    std::vector<DistributionBin> theBins;
 
  };
 
}
 
#endif // MYSTATISTICS_Distribution_hpp_included