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SbBox2f.h
1#ifndef COIN_SBBOX2F_H
2#define COIN_SBBOX2F_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.
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * ("GPL") version 2 as published by the Free Software Foundation.
12 * See the file LICENSE.GPL at the root directory of this source
13 * distribution for additional information about the GNU GPL.
14 *
15 * For using Coin with software that can not be combined with the GNU
16 * GPL, and for taking advantage of the additional benefits of our
17 * support services, please contact Systems in Motion about acquiring
18 * a Coin Professional Edition License.
19 *
20 * See http://www.coin3d.org/ for more information.
21 *
22 * Systems in Motion, Postboks 1283, Pirsenteret, 7462 Trondheim, NORWAY.
23 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org
24 *
25\**************************************************************************/
26
27#include <Inventor/SbVec2f.h>
28
29class SbBox2d;
30class SbBox2s;
31class SbBox2i32;
32
33class COIN_DLL_API SbBox2f {
34public:
35 SbBox2f(void);
36 SbBox2f(float xmin, float ymin, float xmax, float ymax);
37 SbBox2f(const SbVec2f & min, const SbVec2f & max);
38 explicit SbBox2f(const SbBox2d & box) { setBounds(box); }
39 explicit SbBox2f(const SbBox2s & box) { setBounds(box); }
40 explicit SbBox2f(const SbBox2i32 & box) { setBounds(box); }
41 ~SbBox2f(void);
42
43 void setBounds(float xmin, float ymin, float xmax, float ymax);
44 void setBounds(const SbVec2f & min, const SbVec2f & max);
45 SbBox2f & setBounds(const SbBox2d & box);
46 SbBox2f & setBounds(const SbBox2s & box);
47 SbBox2f & setBounds(const SbBox2i32 & box);
48
49 void getBounds(float & xmin, float & ymin, float & xmax, float & ymax) const;
50 void getBounds(SbVec2f & min, SbVec2f & max) const;
51
52 const SbVec2f & getMin(void) const;
53 SbVec2f & getMin(void) { return minpt; }
54 const SbVec2f & getMax(void) const;
55 SbVec2f & getMax(void) { return maxpt; }
56
57 void extendBy(const SbVec2f & point);
58 void extendBy(const SbBox2f & box);
59 void makeEmpty(void);
60 SbBool isEmpty(void) const;
61 SbBool hasArea(void) const;
62
63 SbBool intersect(const SbVec2f & point) const;
64 SbBool intersect(const SbBox2f & box) const;
65 SbVec2f getClosestPoint(const SbVec2f & p) const;
66
67 SbVec2f getCenter(void) const;
68 void getOrigin(float & x0, float & y0) const;
69 void getSize(float & w, float & h) const;
70 float getAspectRatio(void) const;
71
72 friend COIN_DLL_API int operator ==(const SbBox2f & b1, const SbBox2f & b2);
73 friend COIN_DLL_API int operator !=(const SbBox2f & b1, const SbBox2f & b2);
74
75private:
76 SbVec2f minpt, maxpt;
77
78 float width(void) const;
79 float height(void) const;
80};
81
82COIN_DLL_API int operator ==(const SbBox2f & b1, const SbBox2f & b2);
83COIN_DLL_API int operator !=(const SbBox2f & b1, const SbBox2f & b2);
84
85#endif // !COIN_SBBOX2F_H
The SbBox2d class is a 2 dimensional box with double precision corner coordinates.
Definition: SbBox2d.h:33
The SbBox2f class is a 2 dimensional box with floating point corner coordinates.
Definition: SbBox2f.h:33
SbVec2f & getMax(void)
Definition: SbBox2f.h:55
SbBox2f(const SbBox2i32 &box)
Definition: SbBox2f.h:40
SbBox2f(const SbBox2s &box)
Definition: SbBox2f.h:39
SbBox2f(const SbBox2d &box)
Definition: SbBox2f.h:38
SbVec2f & getMin(void)
Definition: SbBox2f.h:53
The SbBox2i32 class is a 2 dimensional box with int32_t coordinates.
Definition: SbBox2i32.h:34
The SbBox2s class is a 2 dimensional box with short integer coordinates.
Definition: SbBox2s.h:34
The SbVec2f class is a 2 dimensional vector with floating point coordinates.
Definition: SbVec2f.h:36

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

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