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Reference Guide
TEllipse.h
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1 // @(#)root/graf:$Id$
2 // Author: Rene Brun 16/10/95
3 
4 /*************************************************************************
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  *************************************************************************/
11 
12 #ifndef ROOT_TEllipse
13 #define ROOT_TEllipse
14 
15 
16 #include "TObject.h"
17 #include "TAttLine.h"
18 #include "TAttFill.h"
19 #include "TAttBBox2D.h"
20 #include "TPoint.h"
21 #include "GuiTypes.h"
22 
23 
24 class TEllipse : public TObject, public TAttLine, public TAttFill, public TAttBBox2D {
25 
26 protected:
27  Double_t fX1; ///< X coordinate of centre
28  Double_t fY1; ///< Y coordinate of centre
29  Double_t fR1; ///< first radius
30  Double_t fR2; ///< second radius
31  Double_t fPhimin; ///< Minimum angle (degrees)
32  Double_t fPhimax; ///< Maximum angle (degrees)
33  Double_t fTheta; ///< Rotation angle (degrees)
34 
35 public:
36  // TEllipse status bits
37  enum {
38  kNoEdges = BIT(9) // don't draw lines connecting center to edges
39  };
40  TEllipse();
41  TEllipse(Double_t x1, Double_t y1,Double_t r1,Double_t r2=0,Double_t phimin=0, Double_t phimax=360,Double_t theta=0);
42  TEllipse(const TEllipse &ellipse);
43  virtual ~TEllipse();
44  void Copy(TObject &ellipse) const;
45  virtual Int_t DistancetoPrimitive(Int_t px, Int_t py);
46  virtual void Draw(Option_t *option="");
47  virtual void DrawEllipse(Double_t x1, Double_t y1, Double_t r1,Double_t r2,Double_t phimin, Double_t phimax,Double_t theta,Option_t *option="");
48  virtual void ExecuteEvent(Int_t event, Int_t px, Int_t py);
49  Double_t GetX1() const {return fX1;}
50  Double_t GetY1() const {return fY1;}
51  Double_t GetR1() const {return fR1;}
52  Double_t GetR2() const {return fR2;}
53  Double_t GetPhimin() const {return fPhimin;}
54  Double_t GetPhimax() const {return fPhimax;}
55  Double_t GetTheta() const {return fTheta;}
56  Bool_t GetNoEdges() const;
57  virtual void ls(Option_t *option="") const;
58  virtual void Paint(Option_t *option="");
59  virtual void PaintEllipse(Double_t x1, Double_t y1, Double_t r1,Double_t r2,Double_t phimin, Double_t phimax,Double_t theta,Option_t *option="");
60  virtual void Print(Option_t *option="") const;
61  virtual void SavePrimitive(std::ostream &out, Option_t *option = "");
62  virtual void SetNoEdges(Bool_t noEdges=kTRUE); // *TOGGLE* *GETTER=GetNoEdges
63  virtual void SetPhimin(Double_t phi=0) {fPhimin=phi;} // *MENU*
64  virtual void SetPhimax(Double_t phi=360) {fPhimax=phi;} // *MENU*
65  virtual void SetR1(Double_t r1) {fR1=r1;} // *MENU*
66  virtual void SetR2(Double_t r2) {fR2=r2;} // *MENU*
67  virtual void SetTheta(Double_t theta=0) {fTheta=theta;} // *MENU*
68  virtual void SetX1(Double_t x1) {fX1=x1;} // *MENU*
69  virtual void SetY1(Double_t y1) {fY1=y1;} // *MENU*
70  virtual Rectangle_t GetBBox();
71  virtual TPoint GetBBoxCenter();
72  virtual void SetBBoxCenter(const TPoint &p);
73  virtual void SetBBoxCenterX(const Int_t x);
74  virtual void SetBBoxCenterY(const Int_t y);
75  virtual void SetBBoxX1(const Int_t x);
76  virtual void SetBBoxX2(const Int_t x);
77  virtual void SetBBoxY1(const Int_t y);
78  virtual void SetBBoxY2(const Int_t y);
79 
80 
81  ClassDef(TEllipse,3) //An ellipse
82 };
83 
84 #endif
virtual void ExecuteEvent(Int_t event, Int_t px, Int_t py)
Execute action corresponding to one event.
Definition: TEllipse.cxx:198
Double_t GetPhimax() const
Definition: TEllipse.h:54
virtual void PaintEllipse(Double_t x1, Double_t y1, Double_t r1, Double_t r2, Double_t phimin, Double_t phimax, Double_t theta, Option_t *option="")
Draw this ellipse with new coordinates.
Definition: TEllipse.cxx:527
virtual void DrawEllipse(Double_t x1, Double_t y1, Double_t r1, Double_t r2, Double_t phimin, Double_t phimax, Double_t theta, Option_t *option="")
Draw this ellipse with new coordinates.
Definition: TEllipse.cxx:175
Double_t GetTheta() const
Definition: TEllipse.h:55
Double_t fX1
X coordinate of centre.
Definition: TEllipse.h:27
const char Option_t
Definition: RtypesCore.h:62
Double_t fY1
Y coordinate of centre.
Definition: TEllipse.h:28
virtual void ls(Option_t *option="") const
List this ellipse with its attributes.
Definition: TEllipse.cxx:510
virtual void SetBBoxCenterX(const Int_t x)
Set X coordinate of the center of the Ellipse.
Definition: TEllipse.cxx:695
#define BIT(n)
Definition: Rtypes.h:78
Double_t GetY1() const
Definition: TEllipse.h:50
virtual void SavePrimitive(std::ostream &out, Option_t *option="")
Save primitive as a C++ statement(s) on output stream out.
Definition: TEllipse.cxx:588
TEllipse()
Ellipse default constructor.
Definition: TEllipse.cxx:56
virtual void SetTheta(Double_t theta=0)
Definition: TEllipse.h:67
Double_t GetR2() const
Definition: TEllipse.h:52
virtual void SetPhimax(Double_t phi=360)
Definition: TEllipse.h:64
int Int_t
Definition: RtypesCore.h:41
bool Bool_t
Definition: RtypesCore.h:59
virtual Int_t DistancetoPrimitive(Int_t px, Int_t py)
Compute distance from point px,py to an ellipse.
Definition: TEllipse.cxx:132
virtual void SetBBoxX1(const Int_t x)
Set left hand side of BoundingBox to a value (resize in x direction on left)
Definition: TEllipse.cxx:712
virtual void SetR1(Double_t r1)
Definition: TEllipse.h:65
virtual void Paint(Option_t *option="")
Paint this ellipse with its current attributes.
Definition: TEllipse.cxx:519
Fill Area Attributes class.
Definition: TAttFill.h:19
Double_t x[n]
Definition: legend1.C:17
#define ClassDef(name, id)
Definition: Rtypes.h:320
virtual void SetBBoxY1(const Int_t y)
Set top of BoundingBox to a value (resize in y direction on top)
Definition: TEllipse.cxx:737
virtual void SetNoEdges(Bool_t noEdges=kTRUE)
if noEdges = kTRUE the lines connecting the center to the edges will not be drawn.
Definition: TEllipse.cxx:620
virtual void Draw(Option_t *option="")
Draw this ellipse with its current attributes.
Definition: TEllipse.cxx:167
Definition: TPoint.h:31
Double_t fTheta
Rotation angle (degrees)
Definition: TEllipse.h:33
Double_t fR1
first radius
Definition: TEllipse.h:29
Double_t fPhimax
Maximum angle (degrees)
Definition: TEllipse.h:32
virtual void SetY1(Double_t y1)
Definition: TEllipse.h:69
virtual void SetBBoxX2(const Int_t x)
Set right hand side of BoundingBox to a value (resize in x direction on right)
Definition: TEllipse.cxx:725
virtual void SetBBoxCenterY(const Int_t y)
Set Y coordinate of the center of the Ellipse.
Definition: TEllipse.cxx:703
virtual void Print(Option_t *option="") const
Dump this ellipse with its attributes.
Definition: TEllipse.cxx:576
virtual void SetX1(Double_t x1)
Definition: TEllipse.h:68
virtual void SetR2(Double_t r2)
Definition: TEllipse.h:66
Double_t fR2
second radius
Definition: TEllipse.h:30
virtual void SetPhimin(Double_t phi=0)
Definition: TEllipse.h:63
virtual ~TEllipse()
Ellipse default destructor.
Definition: TEllipse.cxx:86
static const double x1[5]
double Double_t
Definition: RtypesCore.h:55
virtual TPoint GetBBoxCenter()
Return the center of the Ellipse as TPoint in pixels.
Definition: TEllipse.cxx:675
virtual void SetBBoxCenter(const TPoint &p)
Set center of the Ellipse.
Definition: TEllipse.cxx:686
Double_t y[n]
Definition: legend1.C:17
Double_t GetX1() const
Definition: TEllipse.h:49
Draw Ellipses.
Definition: TEllipse.h:24
Mother of all ROOT objects.
Definition: TObject.h:37
void Copy(TObject &ellipse) const
Copy this ellipse to ellipse.
Definition: TEllipse.cxx:109
Abstract base class for elements drawn in the editor.
Definition: TAttBBox2D.h:19
virtual void SetBBoxY2(const Int_t y)
Set bottom of BoundingBox to a value (resize in y direction on bottom)
Definition: TEllipse.cxx:750
virtual Rectangle_t GetBBox()
Return the bounding Box of the Ellipse, currently not taking into account the rotating angle...
Definition: TEllipse.cxx:662
Bool_t GetNoEdges() const
Return kTRUE if kNoEdges bit is set, kFALSE otherwise.
Definition: TEllipse.cxx:610
Double_t GetPhimin() const
Definition: TEllipse.h:53
Double_t fPhimin
Minimum angle (degrees)
Definition: TEllipse.h:31
const Bool_t kTRUE
Definition: RtypesCore.h:87
Line Attributes class.
Definition: TAttLine.h:18
Double_t GetR1() const
Definition: TEllipse.h:51