void Draw(const int &rebin=1) {
Color_t _sampleColor[nSamples];
//_sampleColor[iHWW ] = kRed+1;
//_sampleColor[iWW ] = kAzure-9;
//_sampleColor[iZJets] = kGreen+2;
//_sampleColor[iZTau] = kGreen+2;
//_sampleColor[iTop ] = kYellow;
//_sampleColor[iWZ ] = kAzure-2;
//_sampleColor[iWJets] = kGray+1;
//_sampleColor[iWJets] = kViolet-9;
//_sampleColor[iWJets] = kCyan;
_sampleColor[itH ] = kRed;
_sampleColor[iWZ ] = kAzure-9;
_sampleColor[iZZ ] = kAzure-5;
_sampleColor[iWW ] = kAzure-1;
_sampleColor[itt ] = kGray;
_sampleColor[ittw ] = kOrange+7;
_sampleColor[ittz ] = kOrange+1;
_sampleColor[iwww ] = kSpring+9;
_sampleColor[iwwz ] = kSpring+3;
_sampleColor[iwzz ] = kSpring-7;
_sampleColor[idyl ] = kViolet-1;
_sampleColor[idy ] = kViolet-1;
//setUpStyle();
if(!gPad) new TCanvas();
THStack* hstack = new THStack();
for (int i=0; i<nSamples; i++) {
// in case the user doesn't set it
if( !_hist[i] ) continue;
_hist[i]->Rebin(rebin);
_hist[i]->SetLineColor(_sampleColor[i]);
// signal gets overlaid
if (i == itH) continue;
_hist[i]->SetFillColor(_sampleColor[i]);
_hist[i]->SetFillStyle(1001);
hstack->Add(_hist[i]);
}
if(_hist[itH]) _hist[itH]->SetLineWidth(3);
if(_data) _data->Rebin(rebin);
if(_data) _data->SetLineColor (kBlack);
if(_data) _data->SetMarkerStyle(kFullCircle);
if(_nostack) {
for(int ihist=0;ihist<(int)_hist.size();ihist++) {
_hist[ihist]->SetFillStyle(0);
_hist[ihist]->SetLineWidth(2);
}
hstack->Draw("hist,nostack");
if(_hist[itH]) _hist[itH]->Draw("hist,same");
if(_data) _data->Draw("ep,same");
} else {
hstack->Draw("hist");
if(_hist[itH]) _hist[itH]->Draw("hist,same");
if(_data) _data->Draw("ep,same");
}
//hstack->SetTitle("CMS preliminary");
Float_t theMax = hstack->GetMaximum();
Float_t theMin = hstack->GetMinimum();
theMax = 1.0;
//Float_t theMin = hstack->GetMinimum();
if (_hist[itH]) {
if (_hist[itH]->GetMaximum() > theMax) theMax = _hist[itH]->GetMaximum();
if (_hist[itH]->GetMinimum() < theMin) theMin = _hist[itH]->GetMinimum();
}
if (_data) {
Float_t dataMax = GetMaximumIncludingErrors(_data);
if (dataMax > theMax) theMax = dataMax;
}
if (gPad->GetLogy()) {
hstack->SetMaximum(500 * theMax);
hstack->SetMinimum(0.05);
} else {
hstack->SetMaximum(1.55 * theMax);
}
if(_breakdown) {
THStackAxisFonts(hstack, "y", "entries");
hstack->GetHistogram()->LabelsOption("v");
} else {
THStackAxisFonts(hstack, "x", TString::Format("%s [%s]",_xLabel.Data(),_units.Data()));
if(_units.Sizeof() == 1) {
THStackAxisFonts(hstack, "x", _xLabel.Data());
THStackAxisFonts(hstack, "y", "entries");
} else {
THStackAxisFonts(hstack, "x", TString::Format("%s [%s]",_xLabel.Data(),_units.Data()));
THStackAxisFonts(hstack, "y", TString::Format("entries / %.0f %s", _hist[iWZ]->GetBinWidth(0),_units.Data()));
}
}
// total mess to get it nice, should be redone
size_t j=0;
TString higgsLabel = " tH x 100";
//if(_mass != 0) higgsLabel.Form(" m_{H}=%d",_mass);
if(_data ) { DrawLegend(xPos[j], 0.84 - yOff[j]*_yoffset, _data, " data", "lp"); j++; }
if(_hist[itH ]) { DrawLegend(xPos[j], 0.84 - yOff[j]*_yoffset, _hist[itH ], higgsLabel, "l" ); j++; }
if(_hist[iWZ ]) { DrawLegend(xPos[j], 0.84 - yOff[j]*_yoffset, _hist[iWZ ], " WZ", "f" ); j++; }
if(_hist[iZZ ]) { DrawLegend(xPos[j], 0.84 - yOff[j]*_yoffset, _hist[iZZ ], " ZZ", "f" ); j++; }
if(_hist[iWW ]) { DrawLegend(xPos[j], 0.84 - yOff[j]*_yoffset, _hist[iWW ], " WW", "f" ); j++; }
if(_hist[itt ]) { DrawLegend(xPos[j], 0.84 - yOff[j]*_yoffset, _hist[itt ], " tt", "f" ); j++; }
if(_hist[ittw ]) { DrawLegend(xPos[j], 0.84 - yOff[j]*_yoffset, _hist[ittw ], " ttW", "f" ); j++; }
if(_hist[ittz ]) { DrawLegend(xPos[j], 0.84 - yOff[j]*_yoffset, _hist[ittz ], " ttZ", "f" ); j++; }
if(_hist[iwww ]) { DrawLegend(xPos[j], 0.84 - yOff[j]*_yoffset, _hist[iwww ], " WWW", "f" ); j++; }
if(_hist[iwwz ]) { DrawLegend(xPos[j], 0.84 - yOff[j]*_yoffset, _hist[iwwz ], " WWZ", "f" ); j++; }
if(_hist[iwzz ]) { DrawLegend(xPos[j], 0.84 - yOff[j]*_yoffset, _hist[iwzz ], " WZZ", "f" ); j++; }
if(_hist[idy ]) { DrawLegend(xPos[j], 0.84 - yOff[j]*_yoffset, _hist[idy ], " Drell-Yan","f" ); j++; }
//TLatex* luminosity = new TLatex(0.9, 0.815, TString::Format("L = %.1f fb^{-1}",_lumi));
TLatex* luminosity = new TLatex(0.9, 0.95, TString::Format("CMS Preliminary \\sqrt{s} = 8 TeV, L = %.1f fb^{-1}",_lumi));
luminosity->SetNDC();
luminosity->SetTextAlign(32);
luminosity->SetTextFont(42);
luminosity->SetTextSize(_tsize);
luminosity->Draw("same");
// if(_extraLabel) _extraLabel->Draw("same");
// return hstack->GetHistogram();
}
THStack* BasePlot::GetStack(bool isLog) {
THStack* hstack = new THStack();
float binWidth = 0;
for (int i=0; i<nSamples; i++) if( _hist[i] && i != iHWW) {
_hist[i]->SetLineColor(sampleColor[i]);
_hist[i]->SetFillColor(sampleColor[i]);
_hist[i]->SetFillStyle(1001);
binWidth = _hist[i]->GetBinWidth(1);
hstack->Add(_hist[i]);
}
for (size_t i=0; i<_autreHists.size(); i++) {
_autreHists[i].second->SetLineColor(autreColors[i]);
_autreHists[i].second->SetFillColor(autreColors[i]);
_autreHists[i].second->SetFillStyle(1001);
hstack->Add(_autreHists[i].second);
}
hstack->Draw("GOFF");
if(_prelim) hstack->SetTitle("CMS preliminary");
else hstack->SetTitle("CMS, #sqrt{s} = 7 TeV");
Float_t theMax = hstack->GetMaximum();
Float_t theMin = hstack->GetMinimum();
if (_hist[iHWW]) {
if (_hist[iHWW]->GetMaximum() > theMax) theMax = _hist[iHWW]->GetMaximum();
if (_hist[iHWW]->GetMinimum() < theMin) theMin = _hist[iHWW]->GetMinimum();
}
if (_data) {
Float_t dataMax = GetMaximumIncludingErrors(_data);
if (dataMax > theMax) theMax = dataMax;
}
int sampCount = GetSampCount();
float scaleBy = 1.35 + 0.2*(sampCount>6) + 0.2*(sampCount>10) + 0.2*(sampCount>14);
// Min --- only need to change if log
theMin = theMin==0?0.1:theMin/10;
if(isLog) hstack->SetMinimum(theMin);
// Max
if (_myMax != -1) {
hstack->SetMaximum(_myMax);
} else if (isLog) {
hstack->SetMaximum(pow(10,(log(theMax)/log(10)-log(theMin)/log(10)+1)*scaleBy+log(theMin)/log(10)-1));
} else {
hstack->SetMaximum(scaleBy * theMax);
}
if(_breakdown) {
THStackAxisFonts(hstack, "y", "entries");
hstack->GetHistogram()->LabelsOption("v");
} else {
THStackAxisFonts(hstack, "x", TString::Format("%s [%s]",_xLabel.Data(),_units.Data()));
THStackAxisFonts(hstack, "y", TString::Format("entries / %.1f %s", binWidth,_units.Data()));
if(_units.Sizeof() == 1) {
THStackAxisFonts(hstack, "x", _xLabel.Data());
// THStackAxisFonts(hstack, "y", "entries");
}
}
return hstack;
}