#include <iostream>
#include <iomanip>
using namespace std;

#include "Stntuple/data/TStnBeamPosBlock.hh"

#include "EdmUtilities/CdfClassImp.hh"
CdfClassImp(TStnBeamPosBlock)

//------------------------------------------------------------------------------
void TStnBeamPosBlock::Streamer(TBuffer &R__b)
{
  // Stream an object of class TStnBeamPosBlock
  if (R__b.IsReading()) {
    Version_t R__v = R__b.ReadVersion();
    fName.Streamer(R__b);
    R__b >> fNBeamPos;
    fBeamPositions->Clear();
    if (fNBeamPos>0) {
      fBeamPositions->Streamer(R__b);
    }
  }
  else {
    R__b.WriteVersion(TStnBeamPosBlock::IsA());
    fName.Streamer(R__b);
    R__b << fNBeamPos;
    if (fNBeamPos>0) {
      fBeamPositions->Streamer(R__b);
    }
  }
}

//------------------------------------------------------------------------------
TStnBeamPosBlock::TStnBeamPosBlock(const char* Name) :
  fNBeamPos(0), fName(Name)
{
  fBeamPositions = new TClonesArray("TStnBeamPos",10);
  fBeamPositions->BypassStreamer(kFALSE);
}

//------------------------------------------------------------------------------
TStnBeamPosBlock::~TStnBeamPosBlock()
{
  fBeamPositions->Delete();
  delete fBeamPositions;
}

void TStnBeamPosBlock::AverageBeamPos(TStnBeamPos* bp)
{
  if (NBeamPos()>0)
    bp->CopyC(BeamPos(0));
  else {
    printf("AverageBeamPos - Could not be generated from BeamPosBlock.\n");
    printf("                 might be ok, check it.\n");
    printf("                 You are prbnably reading 'old' data ;-).\n");
  }
}

//------------------------------------------------------------------------------
void TStnBeamPosBlock::Clear(const char* opt)
{
  fNBeamPos = 0;
  fBeamPositions->Clear();
}

//------------------------------------------------------------------------------
void TStnBeamPosBlock::Print(const char* opt) const
{
  printf(" *********** print_BeamPos  ********* N(BeamPos): %2i\n",fNBeamPos);
  int banner_printed = 0;
  TStnBeamPosBlock* block = (TStnBeamPosBlock*) this;
  for (int i=0; i<fNBeamPos; i++) {
    TStnBeamPos* BeamPos = (TStnBeamPos*) block->BeamPos(i);
    if (! banner_printed) {
      BeamPos->Print("banner");
      banner_printed = 1;
    }
    BeamPos->Print("data");
  }
}