OpenWalnut
1.4.0
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00001 //--------------------------------------------------------------------------- 00002 // 00003 // Project: OpenWalnut ( http://www.openwalnut.org ) 00004 // 00005 // Copyright 2009 OpenWalnut Community, BSV@Uni-Leipzig and CNCF@MPI-CBS 00006 // For more information see http://www.openwalnut.org/copying 00007 // 00008 // This file is part of OpenWalnut. 00009 // 00010 // OpenWalnut is free software: you can redistribute it and/or modify 00011 // it under the terms of the GNU Lesser General Public License as published by 00012 // the Free Software Foundation, either version 3 of the License, or 00013 // (at your option) any later version. 00014 // 00015 // OpenWalnut is distributed in the hope that it will be useful, 00016 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00018 // GNU Lesser General Public License for more details. 00019 // 00020 // You should have received a copy of the GNU Lesser General Public License 00021 // along with OpenWalnut. If not, see <http://www.gnu.org/licenses/>. 00022 // 00023 //--------------------------------------------------------------------------- 00024 00025 #ifndef WGESCENE_H 00026 #define WGESCENE_H 00027 00028 #include "WGEGroupNode.h" 00029 00030 00031 /** 00032 * Class for managing the OpenSceneGraph root node. It can handle new nodes, removing nodes and so on. 00033 * \ingroup ge 00034 */ 00035 class WGEScene: public WGEGroupNode 00036 { 00037 public: 00038 /** 00039 * Default constructor. 00040 */ 00041 WGEScene(); 00042 00043 /** 00044 * Indicates whether we want the widget showing the scene to be 00045 * tranferred to its home position. This is the case if we have the 00046 * <b>first</b> child added to the scene. 00047 * 00048 * \return true if reset to bbox is requested 00049 */ 00050 bool isHomePositionRequested(); 00051 00052 protected: 00053 /** 00054 * Destructor. Protected. To avoid accidental destruction of these root nodes. 00055 */ 00056 virtual ~WGEScene(); 00057 00058 private: 00059 bool firstHomePositionRequest; //!< Indicates whether we still have the first request for home position (isHomePositionRequested()). 00060 }; 00061 00062 00063 00064 #endif // WGESCENE_H 00065