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00001 #ifndef COIN_SBLINEPROJECTOR_H 00002 #define COIN_SBLINEPROJECTOR_H 00003 00004 /**************************************************************************\ 00005 * 00006 * This file is part of the Coin 3D visualization library. 00007 * Copyright (C) by Kongsberg Oil & Gas Technologies. 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 Kongsberg Oil & Gas Technologies 00018 * about acquiring a Coin Professional Edition License. 00019 * 00020 * See http://www.coin3d.org/ for more information. 00021 * 00022 * Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY. 00023 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org 00024 * 00025 \**************************************************************************/ 00026 00027 #include <Inventor/projectors/SbProjector.h> 00028 00029 #include <Inventor/SbVec3f.h> 00030 #include <Inventor/SbLine.h> 00031 00032 class COIN_DLL_API SbLineProjector : public SbProjector { 00033 typedef SbProjector inherited; 00034 00035 public: 00036 SbLineProjector(void); 00037 virtual SbProjector * copy(void) const; 00038 00039 virtual SbVec3f project(const SbVec2f & point); 00040 virtual SbBool tryProject(const SbVec2f & point, const float epsilon, SbVec3f & result); 00041 00042 void setLine(const SbLine & line); 00043 const SbLine & getLine(void) const; 00044 virtual SbVec3f getVector(const SbVec2f & viewpos1, 00045 const SbVec2f & viewpos2); 00046 virtual SbVec3f getVector(const SbVec2f & viewpos); 00047 void setStartPosition(const SbVec2f & viewpos); 00048 void setStartPosition(const SbVec3f & point); 00049 00050 protected: 00051 SbLine line; 00052 SbVec3f lastPoint; 00053 }; 00054 00055 #endif // !COIN_SBLINEPROJECTOR_H
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