C++ TPaveLabel::SetLabel方法代码示例

//.........这里部分代码省略.........
         if (nbold[ipos] == 0) {
            nleaks++;            
            //save the Tree entry number where we made this allocation
            ientry[ipos] = i;
         }
         nbold[ipos] = nbytes;
      } else {
         hfree->Fill(pos);
         nbytes = nbold[ipos];
	 if (bin+nb >nbins) nb = nbins-bin;
	 nbold[ipos] = 0; nleaks--;
	 if (nbytes <= 0) continue;
         //fill bytes free in the first page
         if (dbin > nbytes) dbin = nbytes;
	 h->AddBinContent(bin,-100*dbin/dv);
	 //fill bytes free in full following pages
	 nb = Int_t((nbytes-dbin)/dv);
	 if (bin+nb >nbins) nb = nbins-bin;
         for (j=1;j<=nb;j++) h->AddBinContent(bin+j,-100);
	 //fill the bytes free in  in last page
	 rest = nbytes-nb*dv-dbin;
	 if (rest > 0) h->AddBinContent(bin+nb+1,-100*rest/dv);

      }
      if (time -updateLast > update) {
         //update canvas at regular intervals
	 updateLast = time;
         h->SetEntries(i);
	 c1->Modified();
         pvt->GetListOfLines()->Delete();
         Double_t mbytes = 0;
         Int_t nonEmpty = 0;
         Double_t w;
         for (Int_t k=1;k<nbins;k++) {
            w = h->GetBinContent(k);
            if (w > 0) {
               nonEmpty++;
               mbytes += 0.01*w*dv;
            }
         }
         Double_t occupancy = mbytes/(nonEmpty*0.01*dv);
         pvt->AddText(Form("memory used = %g Mbytes",mbytes*1e-6));
         pvt->AddText(Form("page occupancy = %f per cent",occupancy));
         pvt->AddText("(for non empty pages only)");
         ptime->SetLabel(Form("%g sec",time));
         
	 c1->Update();
         gSystem->ProcessEvents();
      }
   }
   h->SetEntries(nsel);
   Int_t nlmax = nleaks;
   nleaks += 1000;
   Int_t *lindex  = new Int_t[nleaks];
   Int_t *entry   = new Int_t[nleaks];
   Int_t *ileaks  = new Int_t[nleaks];

   nleaks =0;
   for (Int_t ii=0;ii<nvm;ii++) {
      if (nbold[ii] > 0) {
         ileaks[nleaks] = (Int_t)nbold[ii];
         entry[nleaks]  = ientry[ii];
         nleaks++;
         if (nleaks > nlmax) break;
      }
   }

   TMath::Sort(nleaks,ileaks,lindex);
   hentry = new TH1I("hentry","leak entry index",nleaks,0,nleaks);
   hleaks = new TH1I("hleaks","leaks;leak number;nbytes in leak",nleaks,0,nleaks);
   for (Int_t k=0;k<nleaks;k++) {
      Int_t kk = lindex[k];
      i = entry[kk];
      hentry->SetBinContent(k+1,i);
      hleaks->SetBinContent(k+1,ileaks[kk]);
   }
   hentry->SetEntries(nleaks);
   hleaks->SetEntries(nleaks);
   
   //open a second canvas and draw the histogram with leaks in decreasing order
   TCanvas *c2 = new TCanvas("c2","c2",1200,600);
   c2->SetFrameFillColor(kCyan-6);
   c2->SetGridx();
   c2->SetGridy();
   c2->SetLogy();
   hleaks->SetFillColor(kRed-3);
   if (nleaks > 1000) hleaks->GetXaxis()->SetRange(1,1000);
   hleaks->Draw();
   //draw producer identifier
   if (named) tmachine.DrawText(0.01,0.01,named->GetTitle());
   
   //construct the tooltip
   TRootCanvas *rc = (TRootCanvas *)c2->GetCanvasImp();
   TGMainFrame *frm = dynamic_cast<TGMainFrame *>(rc);
   // create the tooltip with a timeout of 250 ms
   if (!gTip) gTip = new TGToolTip(gClient->GetDefaultRoot(), frm, "", 250);
   c2->Connect("ProcessedEvent(Int_t, Int_t, Int_t, TObject*)",
               0, 0, "EventInfo(Int_t, Int_t, Int_t, TObject*)");

}

int main(int argc, char** argv){

  TString chfile;
  TString chfileref;
  TString DirectoryLast;
  TString labelData;
  TString labelRef;


  int ntrueargs = 0;
  bool logyFlag = true;
  bool normalize = false;

  for (int i=1; i<argc; ++i) {
      if (argv[i][0] == '-') {
            if (argv[i][1]=='l') logyFlag = false;
            else if (argv[i][1]=='b') gROOT->SetBatch();
            else if (argv[i][1]=='h') return printUsage();
            else if (argv[i][1]=='n') normalize=true;
            else if (argv[i][1]=='D') labelData = argv[i+1];
            else if (argv[i][1]=='R') labelRef= argv[i+1];

      } else {
            ntrueargs += 1;
            if (ntrueargs==1) chfile = argv[i];
            else if (ntrueargs==2) chfileref = argv[i];
            else if (ntrueargs==3) DirectoryLast = argv[i];
      }
  }

  if (ntrueargs<3) return printUsage();

  TRint* app = new TRint("CMS Root Application", 0, 0);

  TString cmssw_version = gSystem->Getenv("CMSSW_VERSION");
  TString chsample = "EWKMu";
  TString chtitle = chsample + " validation for " + cmssw_version;




  //TCanvas* c1 = new TCanvas("c1",chtitle.Data());
  TCanvas* c1 = new TCanvas("c1",chtitle.Data(),0,0,1024,768);
  c1->SetFillColor(0);
  TPaveLabel* paveTitle = new TPaveLabel(0.1,0.93,0.9,0.99, chtitle.Data());
  paveTitle->Draw();
  paveTitle->SetFillColor(0);
  gStyle->SetOptLogy(logyFlag);
  gStyle->SetPadGridX(true);
  gStyle->SetPadGridY(true);
  gStyle->SetOptStat(0);
//  gStyle->SetFillColor(0);

  TPad* pad[4];
  pad[0] = new TPad("pad_tl","The top-left pad",0.01,0.48,0.49,0.92);
  pad[0]->SetFillColor(0); 
  pad[1] = new TPad("pad_tr","The top-right pad",0.51,0.48,0.99,0.92); 
  pad[1]->SetFillColor(0);
  pad[2] = new TPad("pad_bl","The bottom-left pad",0.01,0.01,0.49,0.46); 
  pad[2]->SetFillColor(0);
  pad[3] = new TPad("pad_br","The bottom-right pad",0.51,0.01,0.99,0.46); 
  pad[3]->SetFillColor(0);

  for (unsigned int i=0; i<4; ++i) pad[i]->Draw();
                                                                                
  TLegend* leg = new TLegend(0.6041667,0.7487715,0.9861111,0.9576167);
  leg->SetFillColor(0);
  TFile* input_file = new TFile(chfile.Data(),"READONLY");
  TFile* input_fileref = new TFile(chfileref.Data(),"READONLY");
  bool first_plots_done = false;

  TString directory = DirectoryLast + "/BeforeCuts";

  TDirectory* dir_before = input_file->GetDirectory(directory);
  TDirectory* dirref_before = input_fileref->GetDirectory(directory);
  TList* list_before = dir_before->GetListOfKeys();
  list_before->Print();

  unsigned int list_before_size = list_before->GetSize();
  TString auxTitle = chtitle + ": BEFORE CUTS";
  for (unsigned int i=0; i<list_before_size; i+=4) {
      if (first_plots_done==true) c1->DrawClone();
      paveTitle->SetLabel(auxTitle.Data());
      for (unsigned int j=0; j<4; ++j) {
            pad[j]->cd(); 
            pad[j]->Clear(); 
            if ((i+j)>=list_before_size) continue;

            TH1D* h1 = (TH1D*)dir_before->Get(list_before->At(i+j)->GetName()); 
//            h1->SetLineColor(kBlue);
//            h1->SetMarkerColor(kBlue);
            h1->SetMarkerStyle(21);
            h1->SetLineStyle(1);
            h1->SetLineWidth(3);
            h1->SetTitleSize(0.05,"X");
            h1->SetTitleSize(0.05,"Y");
            TString title=(TString)dir_before->Get(list_before->At(i+j)->GetName())->GetTitle();
            TString name=(TString)dir_before->Get(list_before->At(i+j)->GetName())->GetName(); 
            TString nameD =name+"_MC";
            h1->SetXTitle(title);
//.........这里部分代码省略.........