int nRebin = 5;

/* ======================================================== */
void PlotData(const char *rootFile)
{

  /* 
     Plots of the results of one measurement

     rootFile = root file name with the plots as canvas

  */

  
  char fname[200];
  char hname[200];
  char file[200];

  /* ****************************************/
  /* Opening the root file */
  TFile *fRoot = new TFile(rootFile);
  //fRoot->ls();
  

  /********************************************/
  /* Root canvas */
  TCanvas *c1 = new TCanvas("c1", "");
  int nx = 3;
  int ny = 2;
  c1->Divide(nx, ny);
  
  /*******************************************************/
  /* file pdf */ 
  sprintf(fname, "%s.pdf", rootFile);
  c1->Print(Form("%s[", fname));

  
  /* Getting the canvas of the spot */
  sprintf(hname, "grSpot");
  TCanvas *cSpot = (TCanvas*)fRoot->Get(hname);
  c1->cd(1);
  cSpot->SetLogz();
  //cSpot->DrawClonePad();
  gStyle->SetOptStat(0);
  TH2F *Spot = (TH2F*)cSpot->GetPrimitive("Spot");
  Spot->RebinX(nRebin);
  Spot->RebinY(nRebin);
  gPad->SetLogz();
  Spot->Draw("colz");

  /* Getting the projections of the spot */
  sprintf(hname, "PrX");
  TCanvas *cPrX = (TCanvas*)fRoot->Get(hname);
  c1->cd(4);
  cPrX->SetGrid();
  cPrX->DrawClonePad();
    
  sprintf(hname, "PrY");
  TCanvas *cPrY = (TCanvas*)fRoot->Get(hname);
  c1->cd(2);
  cPrY->SetGrid();
  cPrY->DrawClonePad();
    

  
  /* Getting the canvas of the D0 */
  sprintf(hname, "grD0");
  TCanvas *cD0 = (TCanvas*)fRoot->Get(hname);
  c1->cd(3);
  cD0->SetGrid();
  cD0->DrawClonePad();
    
  
  /* Getting the canvas of the running intensity */
  sprintf(hname, "Int");
  TCanvas *cInt = (TCanvas*)fRoot->Get(hname);
  c1->cd(6);
  cInt->SetGrid();
  cInt->DrawClonePad();
    

  c1->Print(Form("%s", fname));

  /*******************************************/
  /* END */
  c1->Print(Form("%s]", fname));
  c1->Close();
  
  fRoot->Close();

  return;
}