TLinearBinning.h

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#ifndef TLINEARBINNING_H
#define TLINEARBINNING_H
/* Copyright(c) 1998-2016, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

class TArrayD;

#include <exception>
#include <Rtypes.h>
#include <TBinning.h>

class TLinearBinning : public TBinning{
public:

  class LimitsNotSetException : public std::exception{
  public:

    LimitsNotSetException() {}

    virtual ~LimitsNotSetException() throw() {}

    virtual const char *what() const throw() { return "Limits needed for the linear binning are not set."; }
  };

  TLinearBinning();

  TLinearBinning(Int_t nbins, Double_t min, Double_t max);

  virtual ~TLinearBinning() {}

  virtual TBinning *MakeCopy() const;

  inline void Set(Int_t nbins, Double_t min, Double_t max);

  virtual void CreateBinEdges(TArrayD &binedges) const;

private:
  Int_t                                 fNbins;     
  Double_t                              fMinimum;   
  Double_t                              fMaximum;   
  Bool_t                                fLimitsSet; 
};

void TLinearBinning::Set(Int_t nbins, Double_t min, Double_t max){
  fMinimum = min;
  fMaximum = max;
  fNbins = nbins;
  fLimitsSet = true;
}

#endif /* TLINEARBINNING_H */