//************************************************************************//
//									  //
//  Copyright 2013 Bertram Kopf (bertram@ep1.rub.de)			  //
//  	      	   Julian Pychy (julian@ep1.rub.de)			  //
//          	   - Ruhr-Universität Bochum 				  //
//									  //
//  This file is part of Pawian.					  //
//									  //
//  Pawian is free software: you can redistribute it and/or modify	  //
//  it under the terms of the GNU General Public License as published by  //
//  the Free Software Foundation, either version 3 of the License, or 	  //
//  (at your option) any later version.	 	      	  	   	  //
//									  //
//  Pawian is distributed in the hope that it will be useful,		  //
//  but WITHOUT ANY WARRANTY; without even the implied warranty of	  //
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the	  //
//  GNU General Public License for more details.	      		  //
//									  //
//  You should have received a copy of the GNU General Public License     //
//  along with Pawian.  If not, see <http://www.gnu.org/licenses/>.	  //
//									  //
//************************************************************************//

// epemEvtReader class definition file. -*- C++ -*-
// Copyright 2013 Bertram Kopf

#pragma once

#include "Event/EventReader.hh"

#include <string>
#include <vector>
#include <iostream>
#include <fstream>
#include <cstdlib>
#include <utility>


class EventList;

class EventReaderDefault : public EventReader
{
public:
  EventReaderDefault();
  EventReaderDefault(const std::vector<std::string>& files, int particles, int skip, bool useWeight=false);

  virtual ~EventReaderDefault();

  virtual bool fill(EventList& evtList, int evtStart=0, int evtStop=1000000);
  virtual void setUnit(const std::string& theUnit);
  virtual void setOrder(const std::string& theOrder);
  
private:
  std::vector<std::string> fileNames;
  std::vector<std::string>::const_iterator currentFile;
  std::ifstream currentStream;
  int numParticles;
  int linesToSkip;
  std::string _unit;
  std::string _order;
  double _unitScaleFactor;
  bool _energyFirst;
};