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#ifndef ROOTPLOTTER_H
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#define ROOTPLOTTER_H
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#include <TH1.h>
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#include <THStack.h>
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#include <TH2.h>
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#include <TObjArray.h>
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#include <TFile.h>
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#include <TDirectory.h>
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#include <TCanvas.h>
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#include <TPostScript.h>
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#include <TLatex.h>
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class RootPlotter
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{
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public:
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RootPlotter();
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~RootPlotter();
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// Open the Root files
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void OpenRootFiles(TObjArray* filenames, const char* cyclename = 0);
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// Plotters
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void PlotHistos(const char* psfilename);
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void PlotYields(TH1* hist);
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// Utilities
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void ShapeNormalize(TH1* hist);
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void ShapeNormalize(THStack* stack);
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TH1* MakePtFractionHisto(TH2D* in2dhist);
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TH1* MakeJetShapeMeanHist(TH2D* in2dhist);
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TH1* MakeMatchingEfficiencyHisto(TH2D* In2DHist);
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TH1* GetSliceHisto(TH2D* In2DHist, Int_t bin);
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TObjArray* FindSubdirs(TDirectory* dir);
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void DrawPageNum(TCanvas* can, Int_t num);
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TObjArray* GetPtBalanceHists();
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TObjArray* GetResolutionHists();
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TH1* StackHistograms(TString subdirname, TString histname);
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TH1* BuildBackground(TString subdirname, TString histname);
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TPostScript* MakeNewPsFile(const char* psfilename);
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void MakeSubTitle(TH1* hist);
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Bool_t ShouldBeStacked(const char* name);
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void Cosmetics(TH1* hist, Int_t isample);
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void CopyStyle(TH1& h1, TH1* h2);
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void ApplyWeight(TH1* hist, Int_t isample);
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// Setters
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void SetShapeNorm(Bool_t flag = true){bShapeNorm = flag;}
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void SetPortraitMode(Bool_t flag = true){bPortrait = flag;}
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void SetDrawEntries(Bool_t flag = true){bDrawEntries = flag;}
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void PerformFit(Bool_t flag = true){bFitPtBalanceHists = flag;}
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void SetJetShapesPerSlice(Bool_t flag = true){bJetShapesPerSlice = flag;}
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void SetSubstractBkgd(Bool_t flag = true){bSubstractBkgd = flag;}
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void SetPlotRatio(Bool_t flag=true){bPlotRatio = flag;}
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void SetDrawLumi(Bool_t flag=true){bDrawLumi = flag;}
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void SetSampleNames(TObjArray* SampleNames);
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void SetHistColors(TArrayI colors);
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void SetHistMarkers(TArrayI markers);
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void SetSamplesToStack(TObjArray* names);
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void SetSamplesWeight(TArrayF weights);
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private:
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TFile** fRootfiles; // the Rootfiles
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Int_t fNumOfSamples; // how many chains should be plotted?
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TObjArray* fSampleNames; // the sample names
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TObjArray* fSamplesToStack; // the samples that should be stacked
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Int_t fNumOfSamplesToStack; // number of samples to stack
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TArrayF fSamplesWeight; // weights of the chains
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TArrayI fSampleColors; // colors of the chains
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TArrayI fSampleMarkers; // markers of the chains
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Bool_t bShapeNorm; // use shape normalization
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Bool_t bPortrait; // portrait or landscape mode
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Bool_t bDrawEntries; // display the number of entries
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Bool_t bDrawLumi; // display the lumi information
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Bool_t bFitPtBalanceHists; // perform fit of Pt-balance histograms?
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Bool_t bJetShapesPerSlice; // perform fit of Pt-balance histograms?
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Bool_t bSubstractBkgd; // substract background from the first chain?
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Bool_t bPlotRatio; // should a ratio be plotted?
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};
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#endif // __JETANAPLOTTER_H
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