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SbBox2d.h
1 #ifndef COIN_SBBOX2D_H
2 #define COIN_SBBOX2D_H
3 
4 /**************************************************************************\
5  *
6  * This file is part of the Coin 3D visualization library.
7  * Copyright (C) 1998-2007 by Systems in Motion. All rights reserved.
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13  * distribution for additional information about the GNU GPL.
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25 \**************************************************************************/
26 
27 #include <Inventor/SbVec2d.h>
28 
29 class SbBox2f;
30 class SbBox2s;
31 class SbBox2i32;
32 
33 class COIN_DLL_API SbBox2d {
34 public:
35  SbBox2d(void);
36  SbBox2d(double xmin, double ymin, double xmax, double ymax);
37  SbBox2d(const SbVec2d & min, const SbVec2d & max);
38  explicit SbBox2d(const SbBox2f & box) { setBounds(box); }
39  explicit SbBox2d(const SbBox2s & box) { setBounds(box); }
40  explicit SbBox2d(const SbBox2i32 & box) { setBounds(box); }
41  ~SbBox2d(void);
42 
43  void setBounds(double xmin, double ymin, double xmax, double ymax);
44  void setBounds(const SbVec2d & min, const SbVec2d & max);
45  SbBox2d & setBounds(const SbBox2f & box);
46  SbBox2d & setBounds(const SbBox2s & box);
47  SbBox2d & setBounds(const SbBox2i32 & box);
48 
49  void getBounds(double & xmin, double & ymin, double & xmax, double & ymax) const;
50  void getBounds(SbVec2d & min, SbVec2d & max) const;
51 
52  const SbVec2d & getMin(void) const;
53  SbVec2d & getMin(void) { return maxpt; }
54  const SbVec2d & getMax(void) const;
55  SbVec2d & getMax(void) { return maxpt; }
56 
57  void extendBy(const SbVec2d & point);
58  void extendBy(const SbBox2d & box);
59  void makeEmpty(void);
60  SbBool isEmpty(void) const;
61  SbBool hasArea(void) const;
62 
63  SbBool intersect(const SbVec2d & point) const;
64  SbBool intersect(const SbBox2d & box) const;
65  SbVec2d getClosestPoint(const SbVec2d & p) const;
66  SbBool findIntersection(const SbVec2d & a, const SbVec2d & b, SbVec2d & ia, SbVec2d & ib) const;
67 
68  SbVec2d getCenter(void) const;
69  void getOrigin(double & x0, double & y0) const;
70  void getSize(double & w, double & h) const;
71  double getAspectRatio(void) const;
72 
73  friend COIN_DLL_API int operator ==(const SbBox2d & b1, const SbBox2d & b2);
74  friend COIN_DLL_API int operator !=(const SbBox2d & b1, const SbBox2d & b2);
75 
76 private:
77  SbVec2d minpt, maxpt;
78 
79  double width(void) const;
80  double height(void) const;
81 };
82 
83 COIN_DLL_API int operator == (const SbBox2d & b1, const SbBox2d & b2);
84 COIN_DLL_API int operator != (const SbBox2d & b1, const SbBox2d & b2);
85 
86 #endif // !COIN_SBBOX2D_H
SbBox2d(const SbBox2i32 &box)
Definition: SbBox2d.h:40
The SbBox2d class is a 2 dimensional box with double precision corner coordinates....
Definition: SbBox2d.h:33
SbBox2d(const SbBox2f &box)
Definition: SbBox2d.h:38
SbVec2d & getMin(void)
Definition: SbBox2d.h:53
int operator!=(const SbBox2i32 &b1, const SbBox2i32 &b2)
Definition: SbBox2i32.h:91
The SbBox2s class is a 2 dimensional box with short integer coordinates.This box class is used by oth...
Definition: SbBox2s.h:34
The SbVec2d class is a 2 dimensional vector with double precision floating point coordinates.
Definition: SbVec2d.h:36
The SbBox2f class is a 2 dimensional box with floating point corner coordinates.This box class is use...
Definition: SbBox2f.h:33
SbBox2d(const SbBox2s &box)
Definition: SbBox2d.h:39
The SbBox2i32 class is a 2 dimensional box with int32_t coordinates.This box class is used by other c...
Definition: SbBox2i32.h:34
SbVec2d & getMax(void)
Definition: SbBox2d.h:55
int operator==(const SbBox2i32 &b1, const SbBox2i32 &b2)
Definition: SbBox2i32.h:87

Copyright © 1998-2007 by Systems in Motion AS. All rights reserved.

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