{
  //General root settings
  gROOT->SetStyle("Plain");
  gStyle->SetPadTickX(1);
  gStyle->SetPadTickY(1);
  gStyle->SetPadGridX(1);
  gStyle->SetPadGridY(1);
  TCanvas *c1 = new TCanvas("c1","c1",600,400);
  
  //Opening input data produced by sql query
  ifstream* fdataFile = new ifstream;
  fdataFile->open("2h_data.txt");
  double x[1000];
  double y[1000];
  int i=0;
  while (fdataFile->eof()==false){
    *fdataFile >> y[i];
    if (fdataFile->eof()==false)i++;
  }
  int n=i;
  
  TDatime *T =new TDatime();
  int date=T->GetDate();
  int hour=T->GetHour();
  cout<<T->AsString()<<endl;  
  
  //Put short date label on graph
  char date_short[11];
  strncpy(date_short,T->AsString(),10);
  date_short[10]='\0';

  T->Set(date,20000);
  int X0 = T->Convert();
  gStyle->SetTimeOffset(X0);
  
  //Plotting the graph
  TGraph *graph = new TGraph();
  int hour_bins=0;
  for (int e=0;e<n;e++){
    int myhour=(e+1)*2;
    if (hour>=myhour) {graph->SetPoint(e,e*7200,y[e]);hour_bins++;}
    else graph->SetPoint(e,e*7200,0);
    //graph->SetPoint(e,e,y[e]);
    //cout<<"Processed until "<<myhour<<":00 "<<y[e]<<" M events"<<endl;
  }
  double total = y[hour_bins-1];
  cout<<"Total amount of data processed since Midnight "<<total<<" M events"<<endl;
  
  //Converting the graph x-axis into dates (7200 seconds in 2 hours)
  //double x_low=-0.8*7200;
  //double x_high=n*7200-0.2*7200;
  double x_low=-7200;
  double x_high=n*7200;
  TLine *line = new TLine(x_low,total,x_high,total);
  line->SetLineColor(102);
  line->SetLineWidth(3);
 
  TLatex *t1 = new TLatex();
  t1->SetTextAlign(31);
  t1->SetTextColor(102);
  t1->SetTextSize(0.04);
  char text_t1[100];
  sprintf(text_t1,"Total ~%.1fM events",total);

  graph->SetFillColor(40);
  graph->SetLineColor(1);
  graph->SetTitle("");
  graph->Draw("AB");
  graph->GetXaxis()->SetLimits(x_low,x_high);
  //graph->SetMaximum(22); 
  graph->SetMinimum(0); 
  graph->GetYaxis()->SetTitle("Millions of Events Processed"); 
  graph->GetYaxis()->CenterTitle();
  graph->GetXaxis()->SetTitle("Time [h]"); 
  graph->GetXaxis()->CenterTitle();
  if (n<=13) graph->GetXaxis()->SetNdivisions(-(n+1));
  graph->GetXaxis()->SetTimeDisplay(1);
  graph->GetXaxis()->SetTimeFormat("%H");
  line->Draw();
  t1->DrawLatex(x_high,total+0.2,text_t1);
  graph->GetHistogram()->DrawCopy("sameaxis");
  TPaveText l(.1,.912,.9,.962,"NDC");
  l.SetTextColor(15);
  l.AddText("Data Processed by the CDF FARM since Midnight");
  l.Draw();
  l.SetTextColor(1);
  l.SetLineColor(0);
  l.SetFillColor(0);
  l.Draw();
  TPaveText d(.129,.715,.258,.78,"NDC");
  d.SetTextColor(15);
  d.AddText(date_short);
  d.Draw();
  d.SetTextColor(1);
  d.SetLineColor(0);
  d.SetFillColor(0);
  d.Draw();
  c1->Print("processing_bihourly.eps");
}