//#include <iostream.h>
#include <iostream>

#include "TOrdCollection.h"
#include "Event.h"
#include "Track.h"

using namespace std;

ClassImp(Event)

Event::Event(Int_t id)
{
   fId = id;
   fTracks = new TOrdCollection;
}

Event::~Event()
{
   delete fTracks;
}

void Event::AddTrack(Track *t)
{
   fTracks->Add(t);
}

Int_t Event::GetNoTracks() const
{
   return fTracks->GetSize();
}

Float_t Event::TotalMomentum()
{
   TIter next(fTracks);

   Track *t;
   while (t = (Track *)next())
      fTotalMom += t->Momentum();

   return fTotalMom;
}

void Event::Print(Option_t *)
{
   cout << "*** Event=" << fId << " No of tracks=" << GetNoTracks() << endl;
   fTracks->Print();
}