00001 /* 00002 * Gnome Chemistry Utils 00003 * value.h 00004 * 00005 * Copyright (C) 2002-2008 Jean Bréfort <jean.brefort@normalesup.org> 00006 * 00007 * This program is free software; you can redistribute it and/or 00008 * modify it under the terms of the GNU General Public License as 00009 * published by the Free Software Foundation; either version 2 of the 00010 * License, or (at your option) any later version. 00011 * 00012 * This program is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 * GNU General Public License for more details. 00016 * 00017 * You should have received a copy of the GNU General Public License 00018 * along with this program; if not, write to the Free Software 00019 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 00020 * USA 00021 */ 00022 00023 #ifndef GCU_VALUE_H 00024 #define GCU_VALUE_H 00025 00026 #include "chemistry.h" 00027 #include <string> 00028 #include <map> 00029 #include <string> 00030 #include <stdexcept> 00031 00033 namespace gcu 00034 { 00035 00039 class Value 00040 { 00041 public: 00045 Value (); 00049 virtual ~Value (); 00050 00054 virtual char const *GetAsString () const; 00055 00059 virtual double GetAsDouble () const; 00060 }; 00061 00065 class SimpleValue: public Value 00066 { 00067 friend class Element; 00068 00069 public: 00073 SimpleValue (); 00074 SimpleValue (GcuValue value); 00078 virtual ~SimpleValue (); 00079 00083 char const *GetAsString () const; 00087 double GetAsDouble () const; 00091 GcuValue const GetValue () {return val;} 00092 SimpleValue operator+ (SimpleValue const &value) const; 00093 SimpleValue operator* (int n) const; 00094 00095 private: 00096 GcuValue val; 00097 std::string str; 00098 }; 00103 class DimensionalValue: public Value 00104 { 00105 friend class Element; 00106 00107 public: 00111 DimensionalValue (); 00115 virtual ~DimensionalValue (); 00116 00120 char const *GetAsString () const; 00124 double GetAsDouble () const; 00125 00126 DimensionalValue operator+ (DimensionalValue const &value) const throw (std::invalid_argument); 00127 DimensionalValue operator* (int n) const; 00131 GcuDimensionalValue const GetValue () const {return val;} 00132 00133 private: 00134 GcuDimensionalValue val; 00135 std::string str; 00136 }; 00137 00141 class StringValue: public Value 00142 { 00143 friend class Element; 00144 00145 public: 00149 StringValue (); 00153 virtual ~StringValue (); 00154 00158 char const *GetAsString () const; 00159 00160 private: 00161 std::string val; 00162 }; 00163 00167 class LocalizedStringValue: public Value 00168 { 00169 friend class Element; 00170 00171 public: 00175 LocalizedStringValue (); 00179 virtual ~LocalizedStringValue (); 00180 00185 char const *GetAsString () const; 00191 char const *GetLocalizedString (char const *lang) const; 00192 00193 private: 00194 std::map <std::string, std::string> vals; 00195 }; 00196 00197 } // namespace gcu 00198 00199 #endif // GCU_VALUE_H