source: trunk/examples/extended/eventgenerator/HepMC/HepMCEx01/src/HepMCG4AsciiReader.cc @ 812

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// ====================================================================
//
//   HepMCG4AsciiReader.cc
//   $Id: HepMCG4AsciiReader.cc,v 1.5 2006/06/29 17:06:37 gunter Exp $
//
// ====================================================================
#include "HepMCG4AsciiReader.hh"
#include "HepMCG4AsciiReaderMessenger.hh"

#include <iostream>
#include <fstream>

////////////////////////////////////////
HepMCG4AsciiReader::HepMCG4AsciiReader()
  :  filename("xxx.dat"), verbose(0)
////////////////////////////////////////
{
  asciiInput= new HepMC::IO_Ascii(filename.c_str(), std::ios::in);

  messenger= new HepMCG4AsciiReaderMessenger(this);
}

/////////////////////////////////////////
HepMCG4AsciiReader::~HepMCG4AsciiReader()
/////////////////////////////////////////
{
  delete asciiInput;
  delete messenger;
}

/////////////////////////////////////
void HepMCG4AsciiReader::Initialize()
/////////////////////////////////////
{
  delete asciiInput;

  asciiInput= new HepMC::IO_Ascii(filename.c_str(), std::ios::in);
  asciiInput-> print();
}

/////////////////////////////////////////////////////////
HepMC::GenEvent* HepMCG4AsciiReader::GenerateHepMCEvent()
/////////////////////////////////////////////////////////
{
  HepMC::GenEvent* evt= asciiInput-> read_next_event();
  if(!evt) return 0; // no more event

  if(verbose>0) evt-> print();
    
  return evt;
}