/**************************************************************************
 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 *                                                                        *
 * Authors: Oystein Djuvsland <oysteind@ift.uib.no>                       *
 *                                                                        *
 * Permission to use, copy, modify and distribute this software and its   *
 * documentation strictly for non-commercial purposes is hereby granted   *
 * without fee, provided that the above copyright notice appears in all   *
 * copies and that both the copyright notice and this permission notice   *
 * appear in the supporting documentation. The authors make no claims     *
 * about the suitability of this software for any purpose. It is          *
 * provided "as is" without express or implied warranty.                  *
 **************************************************************************
*/

#ifndef ALIHLTPHOSGEOMETRY_H
#define ALIHLTPHOSGEOMETRY_H

#include "AliHLTCaloGeometry.h"
#include "AliHLTLogging.h"
#include "TClass.h"

class AliPHOSGeoUtils;

class AliHLTPHOSGeometry : public AliHLTCaloGeometry
  {
     public:

      /** Default constructor */
      AliHLTPHOSGeometry ();   //COMMENT
    
      /** Destructor */
      virtual ~AliHLTPHOSGeometry ();       //COMMENT
      
      /** Get the ALICE global coordinates for a rec point */
      virtual void GetGlobalCoordinates ( AliHLTCaloRecPointDataStruct& recPoint,  AliHLTCaloGlobalCoordinate& globalCoord, Int_t iParticle ); //COMMENT

      /** See base class for class documentation */
      virtual void GetCellAbsId(UInt_t module, UInt_t x, UInt_t z, Int_t& AbsId);
    
      /** Intialise the geometry from the HCDB/OCDB */
      virtual Int_t InitialiseGeometry() { return GetGeometryFromCDB(); }
      
      /** Convert rec point coordinates */
      virtual void ConvertRecPointCoordinates(Float_t &x, Float_t &z) const;
    
      /** Convert absolute ID to local coordinates */
      virtual void GetLocalCoordinatesFromAbsId(Int_t absId, Int_t& module, Int_t& x, Int_t& z);      
      
     protected:
	
	Int_t GetGeometryFromCDB();
    
     private:
	
	/** Geometry class from offline code */
	AliPHOSGeoUtils *fGeoUtils;  //! transient
	
      /** Copy constructor, not implemented */
      AliHLTPHOSGeometry (const AliHLTPHOSGeometry&); //COMMENT
    
	/** Assignment operator, not implemented */
      AliHLTPHOSGeometry & operator = (const AliHLTPHOSGeometry&); //COMMENT
      
  };

#endif // ALIHLTPHOSGEOMETRY_H