![]() |
http://www.sim.no http://www.coin3d.org |
00001 #ifndef COIN_SBBOX2F_H 00002 #define COIN_SBBOX2F_H 00003 00004 /**************************************************************************\ 00005 * 00006 * This file is part of the Coin 3D visualization library. 00007 * Copyright (C) 1998-2007 by Systems in Motion. All rights reserved. 00008 * 00009 * This library is free software; you can redistribute it and/or 00010 * modify it under the terms of the GNU General Public License 00011 * ("GPL") version 2 as published by the Free Software Foundation. 00012 * See the file LICENSE.GPL at the root directory of this source 00013 * distribution for additional information about the GNU GPL. 00014 * 00015 * For using Coin with software that can not be combined with the GNU 00016 * GPL, and for taking advantage of the additional benefits of our 00017 * support services, please contact Systems in Motion about acquiring 00018 * a Coin Professional Edition License. 00019 * 00020 * See http://www.coin3d.org/ for more information. 00021 * 00022 * Systems in Motion, Postboks 1283, Pirsenteret, 7462 Trondheim, NORWAY. 00023 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org 00024 * 00025 \**************************************************************************/ 00026 00027 #include <Inventor/SbVec2f.h> 00028 00029 class SbBox2d; 00030 class SbBox2s; 00031 class SbBox2i32; 00032 00033 class COIN_DLL_API SbBox2f { 00034 public: 00035 SbBox2f(void); 00036 SbBox2f(float xmin, float ymin, float xmax, float ymax); 00037 SbBox2f(const SbVec2f & min, const SbVec2f & max); 00038 explicit SbBox2f(const SbBox2d & box) { setBounds(box); } 00039 explicit SbBox2f(const SbBox2s & box) { setBounds(box); } 00040 explicit SbBox2f(const SbBox2i32 & box) { setBounds(box); } 00041 ~SbBox2f(void); 00042 00043 void setBounds(float xmin, float ymin, float xmax, float ymax); 00044 void setBounds(const SbVec2f & min, const SbVec2f & max); 00045 SbBox2f & setBounds(const SbBox2d & box); 00046 SbBox2f & setBounds(const SbBox2s & box); 00047 SbBox2f & setBounds(const SbBox2i32 & box); 00048 00049 void getBounds(float & xmin, float & ymin, float & xmax, float & ymax) const; 00050 void getBounds(SbVec2f & min, SbVec2f & max) const; 00051 00052 const SbVec2f & getMin(void) const; 00053 SbVec2f & getMin(void) { return minpt; } 00054 const SbVec2f & getMax(void) const; 00055 SbVec2f & getMax(void) { return maxpt; } 00056 00057 void extendBy(const SbVec2f & point); 00058 void extendBy(const SbBox2f & box); 00059 void makeEmpty(void); 00060 SbBool isEmpty(void) const; 00061 SbBool hasArea(void) const; 00062 00063 SbBool intersect(const SbVec2f & point) const; 00064 SbBool intersect(const SbBox2f & box) const; 00065 SbVec2f getClosestPoint(const SbVec2f & p) const; 00066 00067 SbVec2f getCenter(void) const; 00068 void getOrigin(float & x0, float & y0) const; 00069 void getSize(float & w, float & h) const; 00070 float getAspectRatio(void) const; 00071 00072 friend COIN_DLL_API int operator ==(const SbBox2f & b1, const SbBox2f & b2); 00073 friend COIN_DLL_API int operator !=(const SbBox2f & b1, const SbBox2f & b2); 00074 00075 private: 00076 SbVec2f minpt, maxpt; 00077 00078 float width(void) const; 00079 float height(void) const; 00080 }; 00081 00082 COIN_DLL_API int operator ==(const SbBox2f & b1, const SbBox2f & b2); 00083 COIN_DLL_API int operator !=(const SbBox2f & b1, const SbBox2f & b2); 00084 00085 #endif // !COIN_SBBOX2F_H
Copyright © 1998-2007 by Systems in Motion AS. All rights reserved.
Generated on Mon Feb 28 2011 10:11:52 for Coin by Doxygen. 1.7.3