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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
21class TPoint;
22
23class TEllipse : public TObject, public TAttLine, public TAttFill, public TAttBBox2D {
24
25protected:
26 Double_t fX1; ///< X coordinate of centre
27 Double_t fY1; ///< Y coordinate of centre
28 Double_t fR1; ///< first radius
29 Double_t fR2; ///< second radius
30 Double_t fPhimin; ///< Minimum angle (degrees)
31 Double_t fPhimax; ///< Maximum angle (degrees)
32 Double_t fTheta; ///< Rotation angle (degrees)
33
34public:
35 // TEllipse status bits
36 enum {
37 kNoEdges = BIT(9) // don't draw lines connecting center to edges
38 };
39 TEllipse();
40 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);
41 TEllipse(const TEllipse &ellipse);
42 virtual ~TEllipse();
43 void Copy(TObject &ellipse) const;
44 virtual Int_t DistancetoPrimitive(Int_t px, Int_t py);
45 virtual void Draw(Option_t *option="");
46 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="");
47 virtual void ExecuteEvent(Int_t event, Int_t px, Int_t py);
48 Double_t GetX1() const {return fX1;}
49 Double_t GetY1() const {return fY1;}
50 Double_t GetR1() const {return fR1;}
51 Double_t GetR2() const {return fR2;}
52 Double_t GetPhimin() const {return fPhimin;}
53 Double_t GetPhimax() const {return fPhimax;}
54 Double_t GetTheta() const {return fTheta;}
55 Bool_t GetNoEdges() const;
56 virtual void ls(Option_t *option="") const;
57 virtual void Paint(Option_t *option="");
58 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="");
59 virtual void Print(Option_t *option="") const;
60 virtual void SavePrimitive(std::ostream &out, Option_t *option = "");
61 virtual void SetNoEdges(Bool_t noEdges=kTRUE); // *TOGGLE* *GETTER=GetNoEdges
62 virtual void SetPhimin(Double_t phi=0) {fPhimin=phi;} // *MENU*
63 virtual void SetPhimax(Double_t phi=360) {fPhimax=phi;} // *MENU*
64 virtual void SetR1(Double_t r1) {fR1=r1;} // *MENU*
65 virtual void SetR2(Double_t r2) {fR2=r2;} // *MENU*
66 virtual void SetTheta(Double_t theta=0) {fTheta=theta;} // *MENU*
67 virtual void SetX1(Double_t x1) {fX1=x1;} // *MENU*
68 virtual void SetY1(Double_t y1) {fY1=y1;} // *MENU*
69 virtual Rectangle_t GetBBox();
70 virtual TPoint GetBBoxCenter();
71 virtual void SetBBoxCenter(const TPoint &p);
72 virtual void SetBBoxCenterX(const Int_t x);
73 virtual void SetBBoxCenterY(const Int_t y);
74 virtual void SetBBoxX1(const Int_t x);
75 virtual void SetBBoxX2(const Int_t x);
76 virtual void SetBBoxY1(const Int_t y);
77 virtual void SetBBoxY2(const Int_t y);
78
79
80 ClassDef(TEllipse,3) //An ellipse
81};
82
83#endif
static const double x1[5]
int Int_t
Definition: RtypesCore.h:45
bool Bool_t
Definition: RtypesCore.h:63
double Double_t
Definition: RtypesCore.h:59
const Bool_t kTRUE
Definition: RtypesCore.h:100
const char Option_t
Definition: RtypesCore.h:66
#define ClassDef(name, id)
Definition: Rtypes.h:325
#define BIT(n)
Definition: Rtypes.h:85
Abstract base class for elements drawn in the editor.
Definition: TAttBBox2D.h:19
Fill Area Attributes class.
Definition: TAttFill.h:19
Line Attributes class.
Definition: TAttLine.h:18
Draw Ellipses.
Definition: TEllipse.h:23
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:718
virtual void SetR1(Double_t r1)
Definition: TEllipse.h:64
virtual void ls(Option_t *option="") const
List this ellipse with its attributes.
Definition: TEllipse.cxx:511
virtual void SetX1(Double_t x1)
Definition: TEllipse.h:67
virtual void SavePrimitive(std::ostream &out, Option_t *option="")
Save primitive as a C++ statement(s) on output stream out.
Definition: TEllipse.cxx:589
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:528
virtual void SetBBoxY1(const Int_t y)
Set top of BoundingBox to a value (resize in y direction on top)
Definition: TEllipse.cxx:744
virtual void Draw(Option_t *option="")
Draw this ellipse with its current attributes.
Definition: TEllipse.cxx:168
Double_t GetTheta() const
Definition: TEllipse.h:54
virtual void SetBBoxCenterY(const Int_t y)
Set Y coordinate of the center of the Ellipse.
Definition: TEllipse.cxx:708
void Copy(TObject &ellipse) const
Copy this ellipse to ellipse.
Definition: TEllipse.cxx:110
Double_t GetPhimax() const
Definition: TEllipse.h:53
virtual ~TEllipse()
Ellipse default destructor.
Definition: TEllipse.cxx:87
@ kNoEdges
Definition: TEllipse.h:37
Double_t GetX1() const
Definition: TEllipse.h:48
Double_t fPhimax
Maximum angle (degrees)
Definition: TEllipse.h:31
Double_t GetPhimin() const
Definition: TEllipse.h:52
virtual Rectangle_t GetBBox()
Return the bounding Box of the Ellipse, currently not taking into account the rotating angle.
Definition: TEllipse.cxx:663
virtual void SetPhimax(Double_t phi=360)
Definition: TEllipse.h:63
Double_t fX1
X coordinate of centre.
Definition: TEllipse.h:26
virtual void SetBBoxCenter(const TPoint &p)
Set center of the Ellipse.
Definition: TEllipse.cxx:689
Bool_t GetNoEdges() const
Return kTRUE if kNoEdges bit is set, kFALSE otherwise.
Definition: TEllipse.cxx:611
Double_t fY1
Y coordinate of centre.
Definition: TEllipse.h:27
Double_t fTheta
Rotation angle (degrees)
Definition: TEllipse.h:32
virtual void SetPhimin(Double_t phi=0)
Definition: TEllipse.h:62
virtual void Print(Option_t *option="") const
Dump this ellipse with its attributes.
Definition: TEllipse.cxx:577
virtual void SetY1(Double_t y1)
Definition: TEllipse.h:68
virtual TPoint GetBBoxCenter()
Return the center of the Ellipse as TPoint in pixels.
Definition: TEllipse.cxx:677
Double_t fR2
second radius
Definition: TEllipse.h:29
Double_t GetR2() const
Definition: TEllipse.h:51
virtual Int_t DistancetoPrimitive(Int_t px, Int_t py)
Compute distance from point px,py to an ellipse.
Definition: TEllipse.cxx:133
virtual void SetBBoxCenterX(const Int_t x)
Set X coordinate of the center of the Ellipse.
Definition: TEllipse.cxx:699
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:621
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:176
Double_t GetR1() const
Definition: TEllipse.h:50
virtual void SetBBoxY2(const Int_t y)
Set bottom of BoundingBox to a value (resize in y direction on bottom)
Definition: TEllipse.cxx:758
Double_t fPhimin
Minimum angle (degrees)
Definition: TEllipse.h:30
virtual void ExecuteEvent(Int_t event, Int_t px, Int_t py)
Execute action corresponding to one event.
Definition: TEllipse.cxx:199
Double_t GetY1() const
Definition: TEllipse.h:49
TEllipse()
Ellipse default constructor.
Definition: TEllipse.cxx:57
Double_t fR1
first radius
Definition: TEllipse.h:28
virtual void Paint(Option_t *option="")
Paint this ellipse with its current attributes.
Definition: TEllipse.cxx:520
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:731
virtual void SetR2(Double_t r2)
Definition: TEllipse.h:65
virtual void SetTheta(Double_t theta=0)
Definition: TEllipse.h:66
Mother of all ROOT objects.
Definition: TObject.h:37
Definition: TPoint.h:31
Double_t y[n]
Definition: legend1.C:17
Double_t x[n]
Definition: legend1.C:17
Rectangle structure (maps to the X11 XRectangle structure)
Definition: GuiTypes.h:361