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

/* $Id$ */

////////////////////////////////////////////////
//  Manager and classes for set ZDC           //
////////////////////////////////////////////////

#include <TSystem.h>

#include "AliDetector.h"
#include "AliZDCTrigger.h"

class AliZDCCalibData;
 
class AliZDC : public AliDetector {

public:
  AliZDC();
  AliZDC(const char *name, const char *title);
  virtual       ~AliZDC();
  AliZDC(const AliZDC&);
  //
  virtual void  AddHit(Int_t track, Int_t *vol, Float_t *hits);
  virtual void  BuildGeometry();
  virtual void  CreateGeometry() {}
  virtual void  CreateMaterials() {}
  virtual Int_t IsVersion() const =0;
  virtual Float_t ZMin() const;	// Minimum overall dimension of the ZDC
  virtual Float_t ZMax() const;	// Maximum overall dimension of the ZDC
  virtual void  SetTreeAddress();
  virtual void  MakeBranch(Option_t* opt);
  virtual void  Hits2SDigits();
  virtual AliDigitizer* CreateDigitizer(AliRunDigitizer* manager) const;
  virtual void  Digits2Raw();
  virtual Bool_t Raw2SDigits(AliRawReader* rawReader);
  Int_t   Pedestal(Int_t Detector, Int_t Quadrant, Int_t Res) const;
  Int_t   ADCch2Phe(Int_t Detector, Int_t Quadrant, Int_t ADCVal, Int_t Res) const;
  virtual void  StepManager() {}
    
  // Switching off the shower development in ZDCs
  void  NoShower(){fNoShower=1;}
  void  Shower()  {fNoShower=0;}


  //Calibration methods 
  void    SetZDCCalibFName(const char *name);
  char*   GetZDCCalibFName() const {return (char*)fZDCCalibFName.Data();}
  void    CreateCalibData();
  void    WriteCalibData(Int_t option=TObject::kOverwrite);
  void    LoadCalibData();
  void    SetCalibData(AliZDCCalibData* data) {fCalibData = data;}
  AliZDCCalibData* GetCalibData() const  {return fCalibData;}

  // Trigger
  virtual AliTriggerDetector* CreateTriggerDetector() const
  	{return new AliZDCTrigger();}

private:

  AliZDC& operator = (const AliZDC&);

protected:

  Int_t        fNoShower;		// Flag to switch off the shower	

  //Calibration data member 
  AliZDCCalibData* fCalibData;		// Calibration data for ZDC
  TString          fZDCCalibFName; 	//  Name of the ZDC calibration data
  
  ClassDef(AliZDC,5)  	// Zero Degree Calorimeter base class
};
 
// Calibration
//_____________________________________________________________________________
inline void AliZDC::SetZDCCalibFName(const char *name)  
{ 
  fZDCCalibFName = name;        
  gSystem->ExpandPathName(fZDCCalibFName);
}


#endif