| VRS - The Virtual Rendering System |
| version 3.3 |
00001 /********************************************************************** 00002 VRS - The Virtual Rendering System 00003 Copyright (C) 2001 Computer Graphics Systems Group at the 00004 Hasso-Plattner-Institute, Potsdam, Germany. 00005 This library is free software; you can redistribute it and/or 00006 modify it under the terms of the GNU Lesser General Public 00007 License as published by the Free Software Foundation; either 00008 version 2.1 of the License, or (at your option) any later version. 00009 This library is distributed in the hope that it will be useful, but 00010 WITHOUT ANY WARRANTY; without even the implied warranty of 00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 00012 See the GNU Lesser General Public License for more details. 00013 You should have received a copy of the GNU Lesser+ General Public 00014 License along with this library; if not, write to the FreeSoftware 00015 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA, 02111-1307, USA. 00016 **********************************************************************/ 00017 // $Id: cache.h 6378 2008-06-02 13:30:09Z Konstantin_Baumann $ 00018 // $Date: 2008-06-02 15:30:09 +0200 (Mon, 02 Jun 2008) $ 00019 // $Revision: 6378 $ 00020 // $State$ 00021 // $Author: Konstantin_Baumann $ 00022 // 00023 // $Log$ 00024 // Revision 1.22 2005/09/20 09:36:10 baumann 00025 // visitor mechanism refined 00026 // 00027 // Revision 1.21 2005/01/03 01:43:07 klimetschek 00028 // - modified win32 project layout, splitted vrs.vcproj into vrs_container, vrs_core, vrs_sg, vrs_image, vrs_opengl and vrs_io 00029 // - removed vrs.vcproj 00030 // minor things: 00031 // - added all glutexamples to vrs4glut.sln 00032 // - fixed some problems in glutexamples 00033 // - removed all project references from all VS projects (using solution wide project dependencies instead) 00034 // 00035 // Revision 1.20 2004/11/05 13:58:09 basch 00036 // Class comment changed (Doxygen style) 00037 // 00038 // Revision 1.19 2004/03/12 16:28:38 baumann 00039 // macros VRS_NAMESPACE_BEGIN/_END expanded and removed 00040 // 00041 // Revision 1.18 2004/01/19 17:07:21 baumann 00042 // moved VRS::Document from vrs/ to vrs/io/ 00043 // 00044 // Revision 1.17 2004/01/19 13:14:41 baumann 00045 // #include <vrs/io/document.h> added or removed 00046 // 00047 // Revision 1.16 2004/01/19 11:43:56 baumann 00048 // serialization mechanism improved 00049 // 00050 // Revision 1.15 2003/11/07 14:19:23 kirsch 00051 // removed leading underscore from include guards 00052 // 00053 // Revision 1.14 2003/07/23 17:04:01 baumann 00054 // new generic visitor added (see ChangeLog.txt for more information) 00055 // 00056 // Revision 1.13 2003/06/06 11:52:42 kirsch 00057 // include methodcallback.h 00058 // 00059 // Revision 1.12 2002/12/16 09:17:56 skirsch 00060 // corrected observing implementation 00061 // 00062 // Revision 1.11 2002/12/13 11:10:40 skirsch 00063 // added auto update 00064 // 00065 // Revision 1.10 2002/10/29 10:32:51 baumann 00066 // macros VRS_CLASSNAME_* and VRS_IMPL_TYPEINFO_* removed 00067 // 00068 // Revision 1.9 2002/03/03 21:44:24 kosta 00069 // VRS_TYPEINFO-macro rewritten 00070 // 00071 // Revision 1.8 2002/02/19 10:34:07 kosta 00072 // undone all changes since 2002-02-15 00073 // 00074 // Revision 1.5 2002/02/05 07:48:24 kosta 00075 // new persistency macros: 00076 // VRS_SERIALIZABLE(CLASS_NAME); 00077 // VRS_SERIALIZABLE_ABSTRACT_CLASS(CLASS_NAME); 00078 // VRS_SERIALIZABLE_NO_SO_CLASS(CLASS_NAME) 00079 // 00080 // Revision 1.4 2002/02/04 13:07:19 kosta 00081 // VRS_SERIALIZABLE macros completely rewritten 00082 // 00083 // Revision 1.3 2002/01/15 16:25:53 kosta 00084 // macros rewritten for a better namespace support 00085 // 00086 // Revision 1.2 2001/11/13 16:36:30 kirsch 00087 // changed line feed to unix style (removed control-M) 00088 // 00089 // Revision 1.1.1.1 2001/06/08 08:09:20 kirsch 00090 // imported alpha-version by olli 00091 // 00092 00093 #ifndef VRS_CACHE_H 00094 #define VRS_CACHE_H 00095 00096 #include <vrs/container/array.h> 00097 #include <vrs/shape.h> 00098 #include <vrs/methodcallback.h> 00099 00100 namespace VRS { 00101 00103 class VRS_CORE_API Cache : public Shape { 00104 00105 public: 00106 Cache(Shape* master = (Shape*)0, bool autoUpdate = false); 00110 virtual ~Cache(); 00112 00113 void setMaster(Shape* master); 00114 Shape* getMaster() const; 00116 00117 void addObservedShape(Shape* shape); 00119 00120 virtual Bounds boundingBox() const; 00122 00123 VRS_TYPEINFO(Cache, Shape); 00124 VRS_SERIALIZABLE(Cache); 00125 00126 protected: 00127 virtual void acceptChildren(std::vector<Visitable*>& appendChildrenHere) const; 00128 00129 private: 00130 void modifiedCallback(SharedObj* obj); 00131 00132 SO<Array<SO<MethodCallback1<Cache, SharedObj*> > > > observeCBs_; 00134 00137 SO<Array<SO<Shape> > > observedShapes_; 00138 00139 SO<Shape> master_; 00140 TransactionNo cacheUpdate_; 00141 Bounds cachedBoundingBox_; 00142 }; 00143 00144 inline Shape* Cache::getMaster() const { return master_; } 00145 00146 } // namespace VRS 00147 00148 #endif // VRS_CACHE_H