/**
   \file
   Interface for particles lists in a shower file from simulation
   \author Lukas Nellen
   \version $Id: ShowerParticleList.h 19124 2011-05-03 09:56:49Z javierg $
   \date 4-Apr-2003
*/

#ifndef _utl_ShowerParticleList_h_
#define _utl_ShowerParticleList_h_

static const char CVSId_utl_ShowerParticleList[] =
"$Id: ShowerParticleList.h 19124 2011-05-03 09:56:49Z javierg $";

#include <utl/CoordinateSystemPtr.h>

namespace utl {
  class ShowerParticleIterator;
  class VShowerFileParticleIterator;

  /**
     \class ShowerParticleList ShowerParticleList.h "utl/ShowerParticleList.h"

     \brief Interface class for accessing a list of particles from a
     shower file
  */
  class ShowerParticleList
  {
  public:
    ShowerParticleList(VShowerFileParticleIterator* theInterface = 0);
    virtual ~ShowerParticleList() { }

    ShowerParticleList& operator=(const ShowerParticleList& theList);

    void SetFileInterface(VShowerFileParticleIterator* theInterface);

    ShowerParticleIterator ParticlesBegin() const;
    ShowerParticleIterator ParticlesEnd() const;

    /// Set the core local coordinate system in the internal iterator
    void SetCoreLocalCoordinateSystem(const CoordinateSystemPtr&
                                      theCoordinateSystem);

  private:
    VShowerFileParticleIterator* fFileInterface;
  };
}

#endif

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