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Reference Guide
TPoints3DABC.h
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1 // @(#)root/g3d:$Id$
2 // Author: Valery Fine(fine@mail.cern.ch) 24/04/99
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 #ifndef ROOT_TPoints3DABC
12 #define ROOT_TPoints3DABC
13 
14 
15 //////////////////////////////////////////////////////////////////////////
16 // //
17 // TPoints3DABC //
18 // //
19 // Abstract class to define Arrays of 3D points //
20 // //
21 //////////////////////////////////////////////////////////////////////////
22 
23 #include "TObject.h"
24 
25 class TPoints3DABC : public TObject {
26 
27 public:
29  virtual ~TPoints3DABC(){;}
30 
31  static Int_t DistancetoLine(Int_t px, Int_t py, Float_t x1, Float_t y1, Float_t x2, Float_t y2, Int_t lineWidth = 1 );
32 
33  virtual Int_t Add(Float_t x, Float_t y, Float_t z);
34  virtual Int_t AddLast(Float_t x, Float_t y, Float_t z);
35  virtual Int_t DistancetoPrimitive(Int_t px, Int_t py)=0;
36  virtual Int_t GetLastPosition()const =0;
37  // GetN() returns the number of allocated cells if any.
38  // GetN() > 0 shows how many cells
39  // can be available via GetP() method.
40  // GetN() == 0 then GetP() must return 0 as well
41  virtual Int_t GetN() const;
42  virtual Float_t *GetP() const;
43  virtual Float_t GetX(Int_t idx) const =0;
44  virtual Float_t GetY(Int_t idx) const =0;
45  virtual Float_t GetZ(Int_t idx) const =0;
46  virtual Float_t *GetXYZ(Float_t *xyz,Int_t idx,Int_t num=1) const;
47  virtual const Float_t *GetXYZ(Int_t idx) =0;
48  virtual Option_t *GetOption() const =0;
49  virtual void PaintPoints(Int_t n, Float_t *p,Option_t *option="") =0;
50  virtual Int_t SetLastPosition(Int_t idx)=0;
52  virtual void SetOption(Option_t *option="")=0;
53  virtual Int_t SetPoint(Int_t point, Float_t x, Float_t y, Float_t z)=0;
54  virtual Int_t SetPoints(Int_t n, Float_t *p=0, Option_t *option="") =0;
55  virtual Int_t Size() const =0;
56 
57  ClassDef(TPoints3DABC,0) //A 3-D Points
58 };
59 
60 #endif
virtual Int_t SetPoint(Int_t point, Float_t x, Float_t y, Float_t z)=0
virtual Float_t * GetXYZ(Float_t *xyz, Int_t idx, Int_t num=1) const
GetXYZ(Float_t *xyz,Int_t idx,Int_t num=1) fills the buffer supplied by the calling code with the poi...
virtual Int_t DistancetoPrimitive(Int_t px, Int_t py)=0
Computes distance from point (px,py) to the object.
float Float_t
Definition: RtypesCore.h:53
const char Option_t
Definition: RtypesCore.h:62
Abstract class to define Arrays of 3D points.
Definition: TPoints3DABC.h:25
virtual Int_t SetLastPosition(Int_t idx)=0
virtual void PaintPoints(Int_t n, Float_t *p, Option_t *option="")=0
int Int_t
Definition: RtypesCore.h:41
virtual Int_t AddLast(Float_t x, Float_t y, Float_t z)
Add one 3D point defined by x,y,z to the array of the points as its last element. ...
virtual Float_t GetY(Int_t idx) const =0
virtual Int_t SetPoints(Int_t n, Float_t *p=0, Option_t *option="")=0
static const double x2[5]
Double_t x[n]
Definition: legend1.C:17
#define ClassDef(name, id)
Definition: Rtypes.h:326
virtual Int_t Add(Float_t x, Float_t y, Float_t z)
Add one 3D point defined by x,y,z to the array of the points as its last element. ...
virtual Int_t GetN() const
GetN() returns the number of allocated cells if any.
virtual Float_t GetX(Int_t idx) const =0
static Int_t DistancetoLine(Int_t px, Int_t py, Float_t x1, Float_t y1, Float_t x2, Float_t y2, Int_t lineWidth=1)
Compute distance from point px,py to an axis of the band defined.
virtual void SetOption(Option_t *option="")=0
static const double x1[5]
Double_t y[n]
Definition: legend1.C:17
Mother of all ROOT objects.
Definition: TObject.h:37
you should not use this method at all Int_t Int_t z
Definition: TRolke.cxx:630
virtual Float_t * GetP() const
GetP() returns the pointer to the float point array of points if available The number of the availabl...
virtual Option_t * GetOption() const =0
virtual Int_t SetNextPoint(Float_t x, Float_t y, Float_t z)
Add one 3D point defined by x,y,z to the array of the points as its last element. ...
virtual Int_t Size() const =0
virtual ~TPoints3DABC()
Definition: TPoints3DABC.h:29
const Int_t n
Definition: legend1.C:16
virtual Float_t GetZ(Int_t idx) const =0
virtual Int_t GetLastPosition() const =0