ISCT_CalibHistoTool.h

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/*
  Copyright (C) 2002-2021 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef ISCT_CalibHistoTool_h
#define ISCT_CalibHistoTool_h
 
//Gaudi includes
#include "GaudiKernel/IInterface.h"
#include "GaudiKernel/IAlgTool.h"
#include "GaudiKernel/ToolHandle.h"
#include <vector>
#include <string>
#include <utility>
class TH1F;
class TH2F;
class TH1I;
class ITHistSvc;
class SCT_ID;
 
class ISCT_CalibHistoTool: virtual public IAlgTool {
   public:
      ISCT_CalibHistoTool();
      virtual ~ISCT_CalibHistoTool() = default;
      static const InterfaceID& interfaceID();
      virtual bool book()=0;
      virtual bool read(const std::string& fileName)=0;
      virtual bool fill(const bool fromData=false)=0;
      virtual bool fillFromData()=0;
      virtual int getNumberOfEventsInBin(const int nbin) const;
      int size() const;
      double getBinForHistogramIndex(const int bin, const int histogramIndex) const;
      int size(const int histogramIndex) const;
      void binHistograms(const int nLbMerged);
      void setNumberOfLb(const int nLb);
      int numberOfLb() const;
      void setLbToMerge(const int nLbMerge);
      void setLb(const int nLb);
      int LbToMerge() const;
   protected:
      std::vector<TH1F*> m_phistoVector;
      std::vector<TH2F*> m_phistoVector2D;
      TH1I* m_numberOfEventsHisto{nullptr};
      ITHistSvc* m_thistSvc{nullptr};
      const SCT_ID* m_pSCTHelper{nullptr};
      int m_lumiBlock{0};
      int m_nLb{0};
      int m_nLbMerge{0};
      //
      bool init();
      template<class T>
      std::pair<std::string, bool> retrievedTool(T& tool) const {
         if (tool.retrieve().isFailure() ) return std::make_pair(std::string{"Unable to retrieve "}+tool.name(), false);
         return std::make_pair("", true);
      }
};
 
inline const InterfaceID& ISCT_CalibHistoTool::interfaceID() {
   static const InterfaceID IID{"ISCT_CalibHistoTool", 1, 0};
   return IID;
}
 
#endif