//
// ********************************************************************
// * License and Disclaimer                                           *
// *                                                                  *
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//
// Code developed by:
//  S.Guatelli
//
//    *******************************
//    *                             *
//    *    BrachyEventAction.cc     *
//    *                             *
//    *******************************
//
// $Id: BrachyEventAction.cc,v 1.21 2006/06/29 15:48:21 gunter Exp $
// GEANT4 tag $Name: geant4-09-03-cand-01 $
//
#include "BrachyEventAction.hh"
#include "G4Event.hh"
#include "G4EventManager.hh"
#include "G4HCofThisEvent.hh"
#include "G4TrajectoryContainer.hh"
#include "G4Trajectory.hh"
#include "G4VVisManager.hh"

BrachyEventAction::BrachyEventAction() :
  drawFlag("all" )
{
}

BrachyEventAction::~BrachyEventAction()
{

}

void BrachyEventAction::BeginOfEventAction(const G4Event*)
{
}

void BrachyEventAction::EndOfEventAction(const G4Event* evt)
{  
  // extract the trajectories and draw them ...

  if (G4VVisManager::GetConcreteInstance())
    {
      G4TrajectoryContainer * trajectoryContainer = evt->GetTrajectoryContainer();
      G4int n_trajectories = 0;
      if (trajectoryContainer) n_trajectories = trajectoryContainer->entries();

      for (G4int i=0; i<n_trajectories; i++) 
        {
          G4Trajectory* trj = (G4Trajectory*)
                                ((*(evt->GetTrajectoryContainer()))[i]);
	  if(drawFlag == "all") trj->DrawTrajectory(50);
	  else if((drawFlag == "charged")&&(trj->GetCharge() != 0.))
	    trj->DrawTrajectory(50);
	  else if ((drawFlag == "neutral")&&(trj->GetCharge() == 0.))
	    trj->DrawTrajectory(50);	     	     
	}
    }
}