#ifndef _HEPEVTCONVERTER_H_
#define _HEPEVTCONVERTER_H_

/***********************************************************************
**                                                                    **
**          /----------------------------------------------\          **
**         |  Delphes, a framework for the fast simulation  |         **
**         |       of a  generic collider experiment        |         **
**          \-------------  arXiv:0903.2225v1  ------------/          **
**                                                                    **
**                                                                    **
**   This package uses:                                               **
**   ------------------                                               **
**   ROOT: Nucl. Inst. & Meth. in Phys. Res. A389 (1997) 81-86        **
**   FastJet algorithm: Phys. Lett. B641 (2006) [hep-ph/0512210]      **
**   Hector: JINST 2:P09005 (2007) [physics.acc-ph:0707.1198v2]       **
**   FROG: [hep-ex/0901.2718v1]                                       **
**   HepMC: Comput. Phys. Commun.134 (2001) 41                        **
**                                                                    **
** ------------------------------------------------------------------ **
**                                                                    **
**   Main authors:                                                    **
**   -------------                                                    **
**                                                                    **
**                Severine Ovyn                Xavier Rouby           **
**          severine.ovyn@uclouvain.be      xavier.rouby@cern         **
**                                                                    **
**         Center for Particle Physics and Phenomenology (CP3)        **
**                Universite catholique de Louvain (UCL)              **
**                     Louvain-la-Neuve, Belgium                      **
**                                                                    **
**                      Copyright (C) 2008-2009,                      **
**                        All rights reserved.                        **
**                                                                    **
***********************************************************************/
#include <deque>

#include "BlockClasses.h"
#include "TSimpleArray.h"
#include "DataConverter.h"
using namespace std;

//------------------------------------------------------------------------------
//
struct HEPEvent
{
 Int_t           Nevhep;
 Int_t           Nhep;
 Int_t           *Idhep;    //[Nhep]
 Int_t           *Jsmhep;   //[Nhep]
 Int_t           *Jsdhep;   //[Nhep]
 Float_t         *Phep;    //[Nhep][5]
 Float_t         *Vhep;    //[Nhep][4]
 Int_t           Irun;
 Int_t           Ievt;
 Float_t         Weight;
 Float_t         Xsecn;
 Int_t           Ifilter;
 Int_t           Nparam;
 Float_t         *Param;    //[Nparam]
};
//

//
class HEPTreeReader {

public:

  HEPTreeReader(TTree *tree, HEPEvent *event);
  virtual ~HEPTreeReader();

  Long64_t GetEntries() const { return fChain ? static_cast<Long64_t>(fChain->GetEntries()) : 0; }
  Bool_t ReadEntry(Long64_t element);

private:

 void Notify();

 TTree *fChain;  // pointer to the analyzed TTree or TChain
 Int_t fCurrentTree; // current Tree number in a TChain
 HEPEvent *fEvent;
 deque< pair<TString, TBranch*> > fBranches;

};


class HEPEVTConverter : public DataConverter {

public:

  HEPEVTConverter(const string& inputFileList, const string& outputFileName, const PdgTable& pdg, const int& Nevents=-1);

};


#endif