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// $Id: EventAction.cc,v 1.3 2006/06/29 16:45:37 gunter Exp $
// GEANT4 tag $Name: geant4-09-03-cand-01 $
// 
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#include "EventAction.hh"

#include "EventActionMessenger.hh"

#include "G4Event.hh"
#include "G4TrajectoryContainer.hh"
#include "G4Trajectory.hh"
#include "G4VVisManager.hh"
#include "G4UnitsTable.hh"

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EventAction::EventAction()
:printModulo(10000),eventMessenger(0)
{
  eventMessenger = new EventActionMessenger(this);
}

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EventAction::~EventAction()
{
  delete eventMessenger;
}

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void EventAction::BeginOfEventAction(const G4Event* evt)
{
 G4int evtNb = evt->GetEventID();
 
 //printing survey
 if (evtNb%printModulo == 0) 
    G4cout << "\n---> Begin of Event: " << evtNb << G4endl;
}

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void EventAction::EndOfEventAction(const G4Event* evt)
{
  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]);
       trj->DrawTrajectory(1000);
    }
  }
}

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