00001 /*---------------------------------------------------------------------------*\ 00002 * OpenSG * 00003 * * 00004 * * 00005 * Copyright (C) 2000-2002 by the OpenSG Forum * 00006 * * 00007 * www.opensg.org * 00008 * * 00009 * contact: dirk@opensg.org, gerrit.voss@vossg.org, jbehr@zgdv.de * 00010 * * 00011 \*---------------------------------------------------------------------------*/ 00012 /*---------------------------------------------------------------------------*\ 00013 * License * 00014 * * 00015 * This library is free software; you can redistribute it and/or modify it * 00016 * under the terms of the GNU Library General Public License as published * 00017 * by the Free Software Foundation, version 2. * 00018 * * 00019 * This library is distributed in the hope that it will be useful, but * 00020 * WITHOUT ANY WARRANTY; without even the implied warranty of * 00021 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * 00022 * Library General Public License for more details. * 00023 * * 00024 * You should have received a copy of the GNU Library General Public * 00025 * License along with this library; if not, write to the Free Software * 00026 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * 00027 * * 00028 \*---------------------------------------------------------------------------*/ 00029 /*---------------------------------------------------------------------------*\ 00030 * Changes * 00031 * * 00032 * * 00033 * * 00034 * * 00035 * * 00036 * * 00037 \*---------------------------------------------------------------------------*/ 00038 00039 #ifndef _OSGLOADER_H_ 00040 #define _OSGLOADER_H_ 00041 #ifdef __sgi 00042 #pragma once 00043 #endif 00044 00045 #include <OSGSystemDef.h> 00046 #include <OSGBaseTypes.h> 00047 #include <OSGScanParseSkel.h> 00048 #include <OSGScanParseFieldTypeMapper.h> 00049 00050 #include <OSGNodePtr.h> 00051 #include <OSGField.h> 00052 #include <OSGFieldContainer.h> 00053 00054 #include <stack> 00055 #include <map> 00056 #include <string> 00057 00058 OSG_BEGIN_NAMESPACE 00059 00064 class OSG_SYSTEMLIB_DLLMAPPING OSGLoader : 00065 public ScanParseFieldTypeMapper<ScanParseSkel> 00066 { 00067 /*========================== PRIVATE ================================*/ 00068 private: 00069 00070 typedef ScanParseFieldTypeMapper<ScanParseSkel > Inherited; 00071 typedef std::map <std::string, 00072 FieldContainerPtr> NamedFCMap; 00073 typedef OSGLoader Self; 00074 00075 public : 00076 00077 /*---------------------------------------------------------------------*/ 00081 OSGLoader(void); 00082 00084 /*---------------------------------------------------------------------*/ 00088 virtual ~OSGLoader(void); 00089 00091 /*---------------------------------------------------------------------*/ 00095 virtual void scanStream (std::istream &is); 00096 00097 virtual void beginNode (const Char8 *szNodeTypename, 00098 const Char8 *szNodename ); 00099 00100 virtual void endNode (void); 00101 00102 virtual void use (const Char8 *szName ); 00103 00104 virtual void beginField (const Char8 *szFieldname, 00105 const UInt32 uiFieldTypeId ); 00106 00107 virtual void endField (void ); 00108 00109 virtual void addFieldValue (const Char8 *szFieldVal ); 00110 00111 virtual Int32 mapExtIntFieldType(const Char8 *szFieldname, 00112 const Int32 iFieldTypeId ); 00113 00114 virtual UInt32 getFieldType (const Char8 *szFieldname ); 00115 00117 /*---------------------------------------------------------------------*/ 00121 virtual NodePtr getRootNode (void); 00122 virtual std::vector<FieldContainerPtr> getRootNodes(void); 00123 00124 virtual FieldContainerPtr getReference (const Char8 *szName); 00125 00127 /*========================= PROTECTED ===============================*/ 00128 protected: 00129 00130 /*---------------------------------------------------------------------*/ 00134 FieldContainerPtr _pCurrentFC; 00135 NodePtr _pRootNode; 00136 Field *_pCurrentField; 00137 const FieldDescription *_pCurrentFieldDesc; 00138 NamedFCMap _defMap; 00139 00140 std::stack< FieldContainerPtr > _fcStack; 00141 std::stack< Field *> _fStack; 00142 std::stack<const FieldDescription *> _fdStack; 00143 00144 void initFieldTypeMapper ( void ); 00145 00146 void setFieldContainerValue( FieldContainerPtr pNewNode); 00147 00149 /*========================== PRIVATE ================================*/ 00150 private: 00151 00153 OSGLoader(const OSGLoader &source); 00155 void operator =(const OSGLoader &source); 00156 }; 00157 00158 //--------------------------------------------------------------------------- 00159 // Exported Types 00160 //--------------------------------------------------------------------------- 00161 00162 // class pointer 00163 00164 typedef OSGLoader *OSGLoaderP; 00165 00166 OSG_END_NAMESPACE 00167 00168 #define OSGLOADER_HEADER_CVSID "@(#)$Id: $" 00169 00170 #endif /* _OSGLOADER_H_ */
1.4.3