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1// @(#)root/graf:$Id$
2// Author: Rene Brun 16/05/97
5 * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *
6 * All rights reserved. *
7 * *
8 * For the licensing terms see $ROOTSYS/LICENSE. *
9 * For the list of contributors see $ROOTSYS/README/CREDITS. *
10 *************************************************************************/
12#ifndef ROOT_TCutG
13#define ROOT_TCutG
16#include "TGraph.h"
18class TH2;
20class TCutG : public TGraph {
23 TString fVarX; ///< X variable
24 TString fVarY; ///< Y variable
25 TObject *fObjectX; ///<! pointer to an object corresponding to X
26 TObject *fObjectY; ///<! pointer to an object corresponding to Y
29 TCutG();
30 TCutG(const TCutG &cutg);
31 TCutG(const char *name, Int_t n=0);
32 TCutG(const char *name, Int_t n, const Float_t *x, const Float_t *y);
33 TCutG(const char *name, Int_t n, const Double_t *x, const Double_t *y);
34 virtual ~TCutG();
36 TCutG &operator=(const TCutG &);
37 virtual Double_t Area() const;
38 virtual void Center(Double_t &cx, Double_t &cy) const;
39 TObject *GetObjectX() const {return fObjectX;}
40 TObject *GetObjectY() const {return fObjectY;}
41 const char *GetVarX() const {return fVarX.Data();}
42 const char *GetVarY() const {return fVarY.Data();}
43 virtual Double_t IntegralHist(TH2 *h, Option_t *option="") const;
44 virtual void SavePrimitive(std::ostream &out, Option_t *option = "");
45 virtual void SetObjectX(TObject *obj);
46 virtual void SetObjectY(TObject *obj);
47 virtual void SetVarX(const char *varx); // *MENU*
48 virtual void SetVarY(const char *vary); // *MENU*
50 ClassDef(TCutG,2) // A Graphical cut.
#define h(i)
Definition: RSha256.hxx:106
int Int_t
Definition: RtypesCore.h:45
double Double_t
Definition: RtypesCore.h:59
float Float_t
Definition: RtypesCore.h:57
const char Option_t
Definition: RtypesCore.h:66
#define ClassDef(name, id)
Definition: Rtypes.h:325
char name[80]
Definition: TGX11.cxx:110
Graphical cut class.
Definition: TCutG.h:20
virtual Double_t IntegralHist(TH2 *h, Option_t *option="") const
Compute the integral of 2-d histogram h for all bins inside the cut if option "width" is specified,...
Definition: TCutG.cxx:311
TString fVarY
Y variable.
Definition: TCutG.h:24
virtual void Center(Double_t &cx, Double_t &cy) const
Compute the center x,y of this TCutG The algorithm uses Stoke's theorem over the border of the closed...
Definition: TCutG.cxx:289
virtual void SavePrimitive(std::ostream &out, Option_t *option="")
Save primitive as a C++ statement(s) on output stream out.
Definition: TCutG.cxx:356
TCutG default constructor.
Definition: TCutG.cxx:99
const char * GetVarX() const
Definition: TCutG.h:41
TObject * fObjectY
! pointer to an object corresponding to Y
Definition: TCutG.h:26
virtual void SetVarY(const char *vary)
Set Y variable.
Definition: TCutG.cxx:412
virtual ~TCutG()
TCutG destructor.
Definition: TCutG.cxx:243
virtual Double_t Area() const
Compute the area inside this TCutG The algorithm uses Stoke's theorem over the border of the closed p...
Definition: TCutG.cxx:272
TString fVarX
X variable.
Definition: TCutG.h:23
virtual void SetObjectY(TObject *obj)
Set the Y object (and delete the previous one if any).
Definition: TCutG.cxx:393
virtual void SetVarX(const char *varx)
Set X variable.
Definition: TCutG.cxx:402
TCutG & operator=(const TCutG &)
Assignment operator.
Definition: TCutG.cxx:254
TObject * GetObjectY() const
Definition: TCutG.h:40
virtual void SetObjectX(TObject *obj)
Set the X object (and delete the previous one if any).
Definition: TCutG.cxx:384
TObject * GetObjectX() const
Definition: TCutG.h:39
TObject * fObjectX
! pointer to an object corresponding to X
Definition: TCutG.h:25
const char * GetVarY() const
Definition: TCutG.h:42
A TGraph is an object made of two arrays X and Y with npoints each.
Definition: TGraph.h:41
Service class for 2-D histogram classes.
Definition: TH2.h:30
Mother of all ROOT objects.
Definition: TObject.h:37
Basic string class.
Definition: TString.h:136
const char * Data() const
Definition: TString.h:369
Double_t y[n]
Definition: legend1.C:17
Double_t x[n]
Definition: legend1.C:17
const Int_t n
Definition: legend1.C:16