/**************************************************************************
 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 *                                                                        *
 * Author: The ALICE Off-line Project.                                    *
 * Contributors are mentioned in the code where appropriate.              *
 *                                                                        *
 * Permission to use, copy, modify and distribute this software and its   *
 * documentation strictly for non-commercial purposes is hereby granted   *
 * without fee, provided that the above copyright notice appears in all   *
 * copies and that both the copyright notice and this permission notice   *
 * appear in the supporting documentation. The authors make no claims     *
 * about the suitability of this software for any purpose. It is          *
 * provided "as is" without express or implied warranty.                  *
 **************************************************************************/

//-------------------------------------------------------------------------
//               Implementation of the AliESDfriendTrack class
//  This class keeps complementary to the AliESDtrack information 
//      Origin: Iouri Belikov, CERN, Jouri.Belikov@cern.ch
//-------------------------------------------------------------------------
#include "AliTrackPointArray.h"
#include "AliESDfriendTrack.h"
#include "TObjArray.h"
#include "AliKalmanTrack.h"

ClassImp(AliESDfriendTrack)

AliESDfriendTrack::AliESDfriendTrack(): 
TObject(), 
f1P(0), 
fnMaxITScluster(12),
fnMaxTPCcluster(160),
fnMaxTRDcluster(180),
fITSindices(0x0),
fTPCindices(0x0),
fTRDindices(0x0),
fPoints(0),
fCalibContainer(0),
fITStrack(0),
fTRDtrack(0),
fTPCOut(0),
fITSOut(0),
fTRDIn(0)
{
  //
  // Default constructor
  //
	fITSindices = new Int_t[fnMaxITScluster];
	fTPCindices = new Int_t[fnMaxTPCcluster];
	fTRDindices = new Int_t[fnMaxTRDcluster];

  Int_t i;
  for (i=0; i<fnMaxITScluster; i++) fITSindices[i]=-2;
  for (i=0; i<fnMaxTPCcluster; i++) fTPCindices[i]=-2;
  for (i=0; i<fnMaxTRDcluster; i++) fTRDindices[i]=-2;
}

AliESDfriendTrack::AliESDfriendTrack(const AliESDfriendTrack &t): 
TObject(t),
f1P(t.f1P),
fnMaxITScluster(t.fnMaxITScluster),
fnMaxTPCcluster(t.fnMaxTPCcluster),
fnMaxTRDcluster(t.fnMaxTRDcluster),
fITSindices(0x0),
fTPCindices(0x0),
fTRDindices(0x0),
fPoints(0),
fCalibContainer(0),
fITStrack(0),
fTRDtrack(0),
fTPCOut(0),
fITSOut(0),
fTRDIn(0)
{
  //
  // Copy constructor
  //
	fITSindices = new Int_t[fnMaxITScluster];
	fTPCindices = new Int_t[fnMaxTPCcluster];
	fTRDindices = new Int_t[fnMaxTRDcluster];
  Int_t i;
  for (i=0; i<fnMaxITScluster; i++) fITSindices[i]=t.fITSindices[i];
  for (i=0; i<fnMaxTPCcluster; i++) fTPCindices[i]=t.fTPCindices[i];
  for (i=0; i<fnMaxTRDcluster; i++) fTRDindices[i]=t.fTRDindices[i];
  if (t.fPoints) fPoints=new AliTrackPointArray(*t.fPoints);
  if (t.fCalibContainer) {
     fCalibContainer = new TObjArray(5);
     Int_t no=t.fCalibContainer->GetEntriesFast();
     for (i=0; i<no; i++) {
       TObject *o=t.fCalibContainer->At(i);
       fCalibContainer->AddLast(o->Clone());
     }  
  }

  if (t.fTPCOut) fTPCOut = new AliExternalTrackParam(*(t.fTPCOut));
  if (t.fITSOut) fITSOut = new AliExternalTrackParam(*(t.fITSOut));
  if (t.fTRDIn)  fTRDIn = new AliExternalTrackParam(*(t.fTRDIn));
}

AliESDfriendTrack::~AliESDfriendTrack() {
  //
  // Simple destructor
  //
   if (fPoints) delete fPoints;
   if (fCalibContainer) {
	   fCalibContainer->Delete();
	   delete fCalibContainer;
   }
   if (fITStrack) delete fITStrack;
   if (fTRDtrack) delete fTRDtrack;
   if (fTPCOut) delete fTPCOut;
   if (fITSOut) delete fITSOut;
   if (fTRDIn) delete fTRDIn;

   if (fITSindices) delete [] fITSindices;
   if (fTPCindices) delete [] fTPCindices;
   if (fTRDindices) delete [] fTRDindices;

}


void AliESDfriendTrack::AddCalibObject(TObject * calibObject){
  //
  // add calibration object to array -
  // track is owner of the objects in the container 
  //
  if (!fCalibContainer) fCalibContainer = new TObjArray(5);
  fCalibContainer->AddLast(calibObject);
}

TObject * AliESDfriendTrack::GetCalibObject(Int_t index){
  //
  //
  //
  if (!fCalibContainer) return 0;
  if (index>=fCalibContainer->GetEntriesFast()) return 0;
  return fCalibContainer->At(index);
}


void AliESDfriendTrack::SetTPCOut(const AliExternalTrackParam &param) {
  // 
  // backup TPC out track
  //
  delete fTPCOut;
  fTPCOut=new AliExternalTrackParam(param);
} 
void AliESDfriendTrack::SetITSOut(const AliExternalTrackParam &param) {
  //
  // backup ITS out track
  //
  delete fITSOut;
  fITSOut=new AliExternalTrackParam(param);
} 
void AliESDfriendTrack::SetTRDIn(const AliExternalTrackParam  &param)  {
  //
  // backup TRD in track
  //
  delete fTRDIn;
  fTRDIn=new AliExternalTrackParam(param);
} 

/*
//______________________________________________________________________________
void AliESDfriendTrack::Streamer(TBuffer &R__b)
{
   // Streamer to take into account old ESDfriend objects and new ones.

   if (R__b.IsReading()) {
      UInt_t R__s, R__c;
      Version_t R__v = R__b.ReadVersion(&R__s, &R__c);
      if (R__v > 3) {
	R__b.ReadClassBuffer(AliESDfriendTrack::Class(),this,R__v,R__s,R__c);
	return;
      }
      // reading ESDfriendTrack with version < 3
      TObject::Streamer(R__b);
      R__b >> f1P;
      R__b.ReadStaticArray((int*)fITSindex);
      R__b.ReadStaticArray((int*)fTPCindex);
      R__b.ReadStaticArray((int*)fTRDindex);
      R__b >> fPoints;
      R__b >> fCalibContainer;
      R__b >> fTPCOut;
      R__b >> fITSOut;
      R__b >> fTRDIn;
      R__b.CheckByteCount(R__s, R__c, AliESDfriendTrack::IsA());      
   } else {
      R__b.WriteClassBuffer(AliESDfriendTrack::Class(),this);
   }
}
*/