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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/SbBasic.h> 00028 #include <Inventor/SbVec2f.h> 00029 00030 class COIN_DLL_API SbBox2f { 00031 public: 00032 SbBox2f(void); 00033 SbBox2f(float xmin, float ymin, float xmax, float ymax); 00034 SbBox2f(const SbVec2f & min, const SbVec2f & max); 00035 ~SbBox2f(void); 00036 00037 const SbVec2f & getMin(void) const; 00038 const SbVec2f & getMax(void) const; 00039 SbVec2f getCenter(void) const; 00040 void extendBy(const SbVec2f & point); 00041 void extendBy(const SbBox2f & box); 00042 SbBool intersect(const SbVec2f & point) const; 00043 SbBool intersect(const SbBox2f & box) const; 00044 SbVec2f getClosestPoint(const SbVec2f & p) const; 00045 void setBounds(float xmin, float ymin, float xmax, float ymax); 00046 void setBounds(const SbVec2f & min, const SbVec2f & max); 00047 void getBounds(float & xmin, float & ymin, float & xmax, float & ymax) const; 00048 void getBounds(SbVec2f & min, SbVec2f & max) const; 00049 void getOrigin(float & x0, float & y0) const; 00050 void getSize(float & w, float & h) const; 00051 float getAspectRatio(void) const; 00052 void makeEmpty(void); 00053 SbBool isEmpty(void) const; 00054 SbBool hasArea(void) const; 00055 00056 friend COIN_DLL_API int operator ==(const SbBox2f & b1, const SbBox2f & b2); 00057 friend COIN_DLL_API int operator !=(const SbBox2f & b1, const SbBox2f & b2); 00058 00059 private: 00060 SbVec2f minpt, maxpt; 00061 00062 float width(void) const; 00063 float height(void) const; 00064 }; 00065 00066 COIN_DLL_API int operator ==(const SbBox2f & b1, const SbBox2f & b2); 00067 COIN_DLL_API int operator !=(const SbBox2f & b1, const SbBox2f & b2); 00068 00069 #endif // !COIN_SBBOX2F_H
Copyright © 1998-2005 by Systems in Motion AS. All rights reserved.
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