/usr/include/root/TTreeDrawArgsParser.h is in libroot-tree-treeplayer-dev 5.34.30-0ubuntu8.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// Author: Marek Biskup 24/01/2005
/*************************************************************************
* Copyright (C) 1995-2005, Rene Brun and Fons Rademakers. *
* All rights reserved. *
* *
* For the licensing terms see $ROOTSYS/LICENSE. *
* For the list of contributors see $ROOTSYS/README/CREDITS. *
*************************************************************************/
#ifndef ROOT_TTreeDrawArgsParser
#define ROOT_TTreeDrawArgsParser
//////////////////////////////////////////////////////////////////////////
// //
// TTreeDrawArgsParser //
// //
// A class that parses all parameters for TTree::Draw(). //
// See TTree::Draw() for the format description. //
// //
//////////////////////////////////////////////////////////////////////////
#ifndef ROOT_TObject
#include "TObject.h"
#endif
#ifndef ROOT_TString
#include "TString.h"
#endif
class TTreeDrawArgsParser : public TObject {
public:
enum EOutputType {
kUNKNOWN,
kEVENTLIST,
kENTRYLIST,
kPROFILE,
kPROFILE2D,
kGRAPH,
kPOLYMARKER3D,
kHISTOGRAM1D,
kHISTOGRAM2D,
kLISTOFGRAPHS,
kLISTOFPOLYMARKERS3D,
kHISTOGRAM3D
};
static Int_t fgMaxDimension; // = 4
static Int_t fgMaxParameters; // = 9
protected:
TString fExp; // complete variable expression
TString fSelection; // selection expression
TString fOption; // draw options
Int_t fDimension; // dimension of the histogram/plot
TString fVarExp[4]; // variable expression 0 - X, 1 - Y, 2 - Z, 3 - W
// if dimension < fgMaxDimension then some
// expressions are empty
Bool_t fAdd; // values should be added to an existing object
TString fName; // histogram's/plot's name
Int_t fNoParameters; // if dimensions of the plot was specified
Bool_t fParameterGiven[9]; // true if the parameter was given, otherwise false
Double_t fParameters[9]; // parameters in brackets
Bool_t fShouldDraw; // if to draw the plot
Bool_t fOptionSame; // if option contained "same"
Bool_t fEntryList; // if fill a TEntryList
TObject *fOriginal; // original plot (if it is to be reused)
Bool_t fDrawProfile; // true if the options contain :"prof"
EOutputType fOutputType; // type of the output
void ClearPrevious();
TTreeDrawArgsParser::EOutputType DefineType();
Bool_t SplitVariables(TString variables);
Bool_t ParseName(TString name);
Bool_t ParseOption();
Bool_t ParseVarExp();
public:
TTreeDrawArgsParser();
~TTreeDrawArgsParser();
Bool_t Parse(const char *varexp, const char *selection, Option_t *option);
Bool_t GetAdd() const { return fAdd; }
Int_t GetDimension() const { return fDimension; }
Bool_t GetShouldDraw() const { return fShouldDraw; }
TString GetExp() const { return fExp; }
Double_t GetIfSpecified(Int_t num, Double_t def) const;
Int_t GetNoParameters() const { return fNoParameters; }
Double_t GetParameter(int num) const;
TString GetProofSelectorName() const;
TString GetObjectName() const { return fName; }
TString GetObjectTitle() const;
Bool_t GetOptionSame() const { return fOptionSame; }
TObject *GetOriginal() const { return fOriginal; }
TString GetSelection() const { return fSelection; }
TString GetVarExp(Int_t num) const;
TString GetVarExp() const;
Bool_t IsSpecified(int num) const;
void SetObjectName(const char *s) { fName = s; }
void SetOriginal(TObject *o) { fOriginal = o; }
static Int_t GetMaxDimension();
ClassDef(TTreeDrawArgsParser,0); // Helper class to parse the argument to TTree::Draw
};
#endif
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