#ifndef ALIEMCALQACHECKER_H
#define ALIEMCALQACHECKER_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */


/*
  Checks the quality assurance. 
  By comparing with reference data

  Based on PHOS code written by
  Y. Schutz CERN July 2007
  
  Implemented by Yaxian Mao (CERN Oct. 2009)
*/


// --- ROOT system ---
class TFile ; 
class TH1F ; 
class TH1I ; 
class TH1 ;
class TLine ;
class TPaveText ;
class TObjArray;

// --- Standard library ---

// --- AliRoot header files ---
#include "AliQACheckerBase.h"
class AliEMCALLoader ; 

class AliEMCALQAChecker: public AliQACheckerBase {

public:
	//Histograms for Raw data control
	enum HRawType_t { 
		// first normal Low Gain and High Gain info
    kNsmodLG,kNsmodHG,kTimeLG,kTimeHG,
    kSigLG,kSigHG,kNtotLG,kNtotHG,kTowerHG,kTowerLG,
		kPedLG,kPedHG,
		kPedRMSLG,kPedRMSHG,
		// then TRU info
		kNsmodTRU,kTimeTRU,
		kSigTRU,kNtotTRU,
		kPedTRU,kPedRMSTRU,
		// and also LED Mon info
		kNsmodLGLEDMon,kNsmodHGLEDMon,kTimeLGLEDMon,kTimeHGLEDMon,
		kSigLGLEDMon,kSigHGLEDMon,kNtotLGLEDMon,kNtotHGLEDMon,
		kPedLGLEDMon,kPedHGLEDMon,
		kPedRMSLGLEDMon,kPedRMSHGLEDMon
	} ;
	
	//Histograms for RecPoints  control
	enum HRPType_t {kRecPE,kRecPM,kRecPDigM};
	
	//Histograms for ESDs  control
	enum HESDType_t {kESDCaloClusE,kESDCaloClusM,kESDCaloCellA,kESDCaloCellM} ;

  AliEMCALQAChecker() ;        // ctor
  AliEMCALQAChecker(const AliEMCALQAChecker& qac);
  AliEMCALQAChecker& operator = (const AliEMCALQAChecker& qac) ;
  virtual ~AliEMCALQAChecker() ; // dtor
	
  virtual void   Init(const AliQAv1::DETECTORINDEX_t det) ; 

protected:
		
	virtual Double_t * Check(AliQAv1::ALITASK_t index, TObjArray ** list,  AliDetectorRecoParam * /*recoParam*/) ;
	//virtual void SetQA(AliQAv1::ALITASK_t index, Double_t * value) const ;	
	
	Double_t * CheckRaws(TObjArray ** list);
	Double_t * CheckRecPoints(TObjArray** /*list*/){return NULL;}
	Double_t * CheckESD(TObjArray** /*list*/){return NULL;}
	TH1* GetHisto(TObjArray* list, const char* hname, Int_t specie) const;
	Double_t MarkHisto(TH1& histo, Double_t value) const;
	
	
private:
	//TH1F * htemp; //a tempory histrogram for getting the mean and sigma
	//Double_t fMean; //mean value 
	//Double_t fWidth; //sigma of the distribution
  static const Int_t fknSM = 4;    //! number of current SM
  TLine **     fLine       ; //! line to distinguish the different SM
  TLine **     fHref       ; //! Line marking the average value for each SM
  TPaveText *  fText  ;      //! Information text for the quality of each SM

  
  ClassDef(AliEMCALQAChecker,2)  // description 

};

#endif // AliEMCALQAChecker_H