NParameters.h

#ifndef Ndmspc_NParameters_H
#define Ndmspc_NParameters_H
#include <TH1D.h>
 
namespace Ndmspc {

class NParameters : public TNamed {
  public:
  NParameters();
  NParameters(std::vector<std::string> paramNames, const char * name = "parameters",
              const char * title = "Parameters");
  virtual ~NParameters();

  virtual void Print(Option_t * option = "") const override;

  bool SetParameter(int bin, Double_t value, Double_t error = 0.);

  bool SetParameter(const char * parName, Double_t value, Double_t error = 0.);

  Double_t GetParameter(int bin) const;

  Double_t GetParameter(const char * parName) const;

  Double_t GetParameterError(int bin) const;

  Double_t GetParameterError(const char * parName) const;

  TH1D * GetHisto() const { return fHisto; }
 
  std::vector<std::string> GetNames() const { return fNames; }
 
  private:
  TH1D *                   fHisto{nullptr}; 
  std::vector<std::string> fNames{};        

  ClassDefOverride(NParameters, 2);
};
} // namespace Ndmspc
#endif