ROOT   6.10/09 Reference Guide
TGraphPolar.h
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1 // @(#)root/graf:$Id$
2 // Author: Sebastian Boser, 02/02/06
3
4 /*************************************************************************
7  * *
8  * For the licensing terms see $ROOTSYS/LICENSE. * 9 * For the list of contributors see$ROOTSYS/README/CREDITS. *
10  *************************************************************************/
11
12 #ifndef ROOT_TGraphPolar
13 #define ROOT_TGraphPolar
14
15 #include "TGraphErrors.h"
16 #include "TAttText.h"
17 #include "TAttLine.h"
18
19 #include "TGraphPolargram.h"
20
21
22 class TGraphPolar: public TGraphErrors {
23
24 private:
25  Bool_t fOptionAxis; ///< Force drawing of new coord system
26
27 protected:
28  TGraphPolargram* fPolargram; ///< The polar coordinates system
29  Double_t* fXpol; ///< [fNpoints] points in polar coordinates
30  Double_t* fYpol; ///< [fNpoints] points in polar coordinates
31
32
33 public:
34  TGraphPolar();
35  TGraphPolar(Int_t n, const Double_t* theta=0, const Double_t* r=0,
36  const Double_t* etheta=0, const Double_t* er=0);
37  virtual ~TGraphPolar();
38
40
41  void Draw(Option_t* options = "");
45  void SetMaximum(Double_t maximum = 1) {SetMaxRadial(maximum);}
46  void SetMinimum(Double_t minimum = 0) {SetMinRadial(minimum);}
47  void SetMaxPolar(Double_t maximum = 6.28318530717958623); //*MENU*
48  void SetMinPolar(Double_t minimum = 0); //*MENU*
49  void SetOptionAxis(Bool_t opt) {fOptionAxis = opt;};
50  void SetPolargram(TGraphPolargram *p) {fPolargram = p;};
51  Double_t *GetXpol();
52  Double_t *GetYpol();
53
54  ClassDef(TGraphPolar,1); // Polar graph
55 };
56
57 #endif
Set maximum radial at the intersection of the positive X axis part and the circle.
Set minimum radial in the center of the circle.
TGraphPolar()
TGraphPolar default constructor.
Definition: TGraphPolar.cxx:68
const char Option_t
Definition: RtypesCore.h:62
Bool_t fOptionAxis
Force drawing of new coord system.
Definition: TGraphPolar.h:25
void SetMinPolar(Double_t minimum=0)
Set minimum Polar.
Double_t * fXpol
[fNpoints] points in polar coordinates
Definition: TGraphPolar.h:29
int Int_t
Definition: RtypesCore.h:41
bool Bool_t
Definition: RtypesCore.h:59
void SetMaximum(Double_t maximum=1)
Set the maximum of the graph.
Definition: TGraphPolar.h:45
void SetOptionAxis(Bool_t opt)
Definition: TGraphPolar.h:49
void SetMinimum(Double_t minimum=0)
Set the minimum of the graph.
Definition: TGraphPolar.h:46
#define ClassDef(name, id)
Definition: Rtypes.h:297
TGraphPolargram * GetPolargram()
Definition: TGraphPolar.h:39
Bool_t GetOptionAxis()
Definition: TGraphPolar.h:42
To draw a polar graph.
Definition: TGraphPolar.h:22
TRandom2 r(17)
To draw polar axis.
void SetMaxPolar(Double_t maximum=6.28318530717958623)
Set maximum Polar.
double Double_t
Definition: RtypesCore.h:55
virtual ~TGraphPolar()
TGraphPolar destructor.
Definition: TGraphPolar.cxx:93
Double_t * fYpol
[fNpoints] points in polar coordinates
Definition: TGraphPolar.h:30
TGraphPolargram * fPolargram
The polar coordinates system.
Definition: TGraphPolar.h:28
void Draw(Option_t *options="")
Draw TGraphPolar.
A TGraphErrors is a TGraph with error bars.
Definition: TGraphErrors.h:26
Double_t * GetXpol()
Return points in polar coordinates.
Double_t * GetYpol()
Return points in polar coordinates.
const Int_t n
Definition: legend1.C:16
void SetPolargram(TGraphPolargram *p)
Definition: TGraphPolar.h:50