#ifndef _io_SenecaShowerFileParticleIterator_h_
#define _io_SenecaShowerFileParticleIterator_h_

#include <fstream>

#include <utl/VShowerFileParticleIterator.h>
#include <utl/Particle.h>
#include <utl/CoordinateSystemPtr.h>

#include <io/SenecaFileParser.h>

using namespace std;

namespace utl {
  class Particle;
}

namespace io {

  /**
     \class SenecaShowerFileParticleIterator
     \brief 
     
     \author Jeff Allen
     \date 8 Sep 2006
     \ingroup seneca
  */
  
  class SenecaShowerFileParticleIterator : public utl::VShowerFileParticleIterator {
  public:
    SenecaShowerFileParticleIterator();
    SenecaShowerFileParticleIterator(SenecaFileParser* const senecaParser);

    Status SetSenecaFileParser(SenecaFileParser* const senecaParser);

    virtual ~SenecaShowerFileParticleIterator();

    virtual utl::Particle* GetOneParticle();
    virtual void Rewind();
    int SenecaToDPAParticle(int senecaParticleID);

  protected:	
    virtual utl::CoordinateSystemPtr ComputeExternalShowerCoordinateSystem(const utl::CoordinateSystemPtr& cs);

  private:
    SenecaFileParser* fSenecaFile;
    SenecaParticleRecord* fCurrentSenecaParticle;
    bool fIteratorValid;

    utl::Particle fCurrentParticle;
    utl::CoordinateSystemPtr fSenecaCoordinateSystem;

    utl::Particle* SenecaToDPAParticle();
		
    unsigned int fOriginalPosition;
    unsigned int fCurrentPosition;
    unsigned int fParticleNumber;
  };

}


#endif