TGo4FitDataHistogram.h

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// $Id$
//-----------------------------------------------------------------------
//       The GSI Online Offline Object Oriented (Go4) Project
//         Experiment Data Processing at EE department, GSI
//-----------------------------------------------------------------------
// Copyright (C) 2000- GSI Helmholtzzentrum fuer Schwerionenforschung GmbH
//                     Planckstr. 1, 64291 Darmstadt, Germany
// Contact:            http://go4.gsi.de
//-----------------------------------------------------------------------
// This software can be used under the license agreements as stated
// in Go4License.txt file which is part of the distribution.
//-----------------------------------------------------------------------

#ifndef TGO4FITDATAHISTOGRAM_H
#define TGO4FITDATAHISTOGRAM_H

#include "TGo4FitData.h"
#include "TGo4FitSlot.h"

class TH1;

class TGo4FitDataHistogram : public TGo4FitData {
   public:

      TGo4FitDataHistogram();

      TGo4FitDataHistogram(const char *iName, TH1 *iHistogram = nullptr, Bool_t iHistogramOwned = kFALSE, Bool_t AddAmpl = kFALSE);

      virtual ~TGo4FitDataHistogram();

      TH1 *GetHistogram() { return (TH1 *) fxHistogram.GetObject(); }

      void SetHistogram(TH1 *iHistogram, Bool_t iHistogramOwned = kFALSE);

      std::unique_ptr<TGo4FitDataIter> MakeIter() override;

      void FillSlotList(TSeqCollection *list) override;

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

   protected:

      TGo4FitSlot fxHistogram;

   ClassDefOverride(TGo4FitDataHistogram,1)
};

// *****************************************************************************

class TGo4FitDataHistogramIter : public TGo4FitDataIter {
  public:
    TGo4FitDataHistogramIter();
    TGo4FitDataHistogramIter(TGo4FitDataHistogram *data);
    ~TGo4FitDataHistogramIter();

  protected:
    TGo4FitData *GetData() const override { return fxData; }
    Bool_t StartReset() override;
    Bool_t ReadCurrentPoint() override;
    Bool_t ShiftToNextPoint() override;

  private:
    TGo4FitDataHistogram *fxData{nullptr};  
    TArrayI fxLimits;                   
    TArrayD fxOwnScales;                
    TArrayD fxOwnWidths;                

  ClassDefOverride(TGo4FitDataHistogramIter,1)
};

#endif // TGO4FITDATAHISTOGRAM_H