{
gROOT->Reset();
gStyle->SetOptTitle(0);
gStyle->SetOptStat(0);

TCanvas *c1 = new TCanvas("c1", "c1",46,39,200,230);
c1->SetFillColor(0);
c1->SetBorderMode(0);
c1->SetBorderSize(2);
c1->SetLeftMargin(0.15);
c1->SetBottomMargin(0.15);
c1->SetTopMargin(0.05);
c1->SetRightMargin(0.05);
c1->SetFrameBorderMode(0);
c1->SetFrameLineWidth(2);
c1->SetFrameFillColor(0);

//float nch_x[8] ={48.7993 ,345.645 ,1439.62 ,3217.51 ,5051.86 ,7623.24 ,10526.2 ,13449.1};
float nch_x[8]={ 9.02817, 66.0042, 272.815, 615.624, 963.854, 1455.15, 2005.98, 2566.05  };
float Pixel_occup_b_0[8] ={0.00344425 ,0.0184009 ,0.0731671 ,0.163026 ,0.254749 ,0.384437 ,0.530369 ,0.67577 };
float Pixel_occup_b_1[8] ={0.00213922 ,0.00923742 ,0.0354765 ,0.078137 ,0.121859 ,0.183363 ,0.252246 ,0.32186 };
float Pixel_occup_b_2[8] ={0.00174109 ,0.00632073 ,0.0231192 ,0.0504953 ,0.0786906 ,0.118238 ,0.162824 ,0.20754 };
float Pixel_occup_e[8] ={0.00196606 ,0.00795298 ,0.0299914 ,0.0656417 ,0.102738 ,0.154727 ,0.214116 ,0.272206};

float SCT_occup_b_0[8] ={0.0541424 ,0.362503 ,1.48365 ,3.29639 ,5.10347 ,7.62277 ,10.3853 ,13.0723 };
float SCT_occup_b_1[8] ={0.0407218 ,0.271668 ,1.11701 ,2.48619 ,3.86555 ,5.78863 ,7.90365 ,9.96824 };
float SCT_occup_b_2[8] ={0.0309893 ,0.206514 ,0.844257 ,1.88448 ,2.93093 ,4.4055 ,6.03799 ,7.66142 };
float SCT_occup_b_3[8] ={0.0255915 ,0.16102 ,0.66118 ,1.46857 ,2.29731 ,3.45282 ,4.73516 ,6.02416 };
float SCT_occup_e[8] ={0.028371 ,0.183673 ,0.754556 ,1.6758 ,2.6192 ,3.93093 ,5.41805 ,6.87506 };

float TRT_occup_b[8] ={2.92407 ,9.1144 ,28.0124 ,50.6957 ,65.7582 ,78.8624 ,87.3136 ,91.9362 };
float TRT_occup_e[8] ={2.78535 ,8.18482 ,25.3305 ,47.0111 ,62.4329 ,76.5485 ,86.3064 ,91.6155 };

TGraph *gTRT_occup_b = new TGraph(8,nch_x,    TRT_occup_b);
TGraph *gTRT_occup_e = new TGraph(8,nch_x,    TRT_occup_e);

TGraph *gPixel_occup_b_0 = new TGraph(8,nch_x,Pixel_occup_b_0);
TGraph *gPixel_occup_b_1 = new TGraph(8,nch_x,Pixel_occup_b_1);
TGraph *gPixel_occup_b_2 = new TGraph(8,nch_x,Pixel_occup_b_2);
TGraph *gPixel_occup_e   = new TGraph(8,nch_x,Pixel_occup_e);

TGraph *gSCT_occup_b_0 = new TGraph(8,nch_x,  SCT_occup_b_0);
TGraph *gSCT_occup_b_1 = new TGraph(8,nch_x,  SCT_occup_b_1);
TGraph *gSCT_occup_b_2 = new TGraph(8,nch_x,  SCT_occup_b_2);
TGraph *gSCT_occup_b_3 = new TGraph(8,nch_x,  SCT_occup_b_3);
TGraph *gSCT_occup_e = new TGraph(8,nch_x,    SCT_occup_e);

TGraph *gTRT_occup_b = new TGraph(8,nch_x,TRT_occup_b);
TGraph *gTRT_occup_e = new TGraph(8,nch_x,TRT_occup_e);

TGraph *gPixel_occup_b_0 = new TGraph(8,nch_x,Pixel_occup_b_0);
TGraph *gPixel_occup_b_1 = new TGraph(8,nch_x,Pixel_occup_b_1);
TGraph *gPixel_occup_b_2 = new TGraph(8,nch_x,Pixel_occup_b_2);
TGraph *gPixel_occup_e   = new TGraph(8,nch_x,Pixel_occup_e);

TGraph *gSCT_occup_b_0 = new TGraph(8,nch_x,SCT_occup_b_0);
TGraph *gSCT_occup_b_1 = new TGraph(8,nch_x,SCT_occup_b_1);
TGraph *gSCT_occup_b_2 = new TGraph(8,nch_x,SCT_occup_b_2);
TGraph *gSCT_occup_b_3 = new TGraph(8,nch_x,SCT_occup_b_3);
TGraph *gSCT_occup_e = new TGraph(8,nch_x,SCT_occup_e);

gTRT_occup_b    ->SetTitle("TRT barrel");
gTRT_occup_e    ->SetTitle("TRT EndCap");
gPixel_occup_b_0->SetTitle("Pixel barrel layer 0");
gPixel_occup_b_1->SetTitle("Pixel barrel layer 1");
gPixel_occup_b_2->SetTitle("Pixel barrel layer 2");
gPixel_occup_e  ->SetTitle("Pixel EndCap");
gSCT_occup_b_0  ->SetTitle("SCT barrel layer 0"  );
gSCT_occup_b_1  ->SetTitle("SCT barrel layer 1"  );
gSCT_occup_b_2  ->SetTitle("SCT barrel layer 2"  );
gSCT_occup_b_3  ->SetTitle("SCT barrel layer 3"  );
gSCT_occup_e    ->SetTitle("SCT EndCap"  );

gTRT_occup_b->SetMarkerStyle(25);
gTRT_occup_e->SetMarkerStyle(26);
gPixel_occup_b_0->SetMarkerStyle(23);
gPixel_occup_b_1->SetMarkerStyle(22);
gPixel_occup_b_2->SetMarkerStyle(21);
gPixel_occup_e  ->SetMarkerStyle(26);

Int_t ci;   // for color index setting
ci = TColor::GetColor("#cc00cc");
gPixel_occup_b_0->SetMarkerColor(1);
gPixel_occup_b_1->SetMarkerColor(1);
gPixel_occup_b_2->SetMarkerColor(1);
gPixel_occup_e  ->SetMarkerColor(1);

gPixel_occup_b_0->SetMarkerSize(4);
gPixel_occup_b_1->SetMarkerSize(4);
gPixel_occup_b_2->SetMarkerSize(4);
gPixel_occup_e  ->SetMarkerSize(4);


gPixel_occup_b_0->SetMaximum(.80);
gPixel_occup_b_0->SetMinimum(0.0005);
gPixel_occup_b_0->GetYaxis()->SetTitle("occupancy [%]");
gPixel_occup_b_0->GetXaxis()->SetTitle("dN_{ch}/d#eta (|#eta|<1)");
gPixel_occup_b_0->GetXaxis()->SetTitleOffset(1.);

TH1F *h=new TH1F("h","h",10000,-10,2800);
h->Draw();
h->SetMaximum(1);
h->SetMinimum(0.0);
h->GetYaxis()->SetTitle("occupancy [%]");
h->GetYaxis()->SetTitleOffset(1.2);
h->GetYaxis()->SetTitleSize(0.06);
h->GetYaxis()->SetLabelSize(0.06);
h->GetYaxis()->SetNdivisions(505);
h->GetXaxis()->SetTitle("dN_{ch}/d#eta (|#eta|<1)");
h->GetXaxis()->SetTitleSize(0.06);
h->GetXaxis()->SetLabelSize(0.06);
h->GetXaxis()->SetNdivisions(505);
h->GetXaxis()->SetTitleOffset(1.2);

gPixel_occup_b_0->Draw("CPsame");
gPixel_occup_b_1->Draw("CPsame");
gPixel_occup_b_2->Draw("CPsame");
gPixel_occup_e->Draw("CPsame");

leg = new TLegend(0.2,0.65,0.75,0.93);
leg->AddEntry(gPixel_occup_b_0,"Pixel barrel B-layer","p");
leg->AddEntry(gPixel_occup_b_1,"Pixel barrel layer 1","p");
leg->AddEntry(gPixel_occup_b_2,"Pixel barrel layer 2","p");
leg->AddEntry(gPixel_occup_e  ,"Pixel EndCap","p");
leg->SetFillColor(0);
leg->Draw();
    TLatex *  tex = new TLatex(224.6135,0.517562,"ATLAS Preliminary");
   tex->SetLineWidth(2);
   tex->Draw();
 

   c1->Modified();
   c1->cd();
   c1->SetSelected(c1);
   c1->ToggleToolBar();


}