00001 /* 00002 * Gnome Chemistry Utils 00003 * value.h 00004 * 00005 * Copyright (C) 2002-2007 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 00032 namespace gcu 00033 { 00034 00038 class Value 00039 { 00040 public: 00044 Value (); 00048 virtual ~Value (); 00049 00053 virtual char const *GetAsString () const; 00054 00058 virtual double GetAsDouble () const; 00059 }; 00060 00064 class SimpleValue: public Value 00065 { 00066 friend class Element; 00067 00068 public: 00072 SimpleValue (); 00073 SimpleValue (GcuValue value); 00077 virtual ~SimpleValue (); 00078 00082 char const *GetAsString () const; 00086 double GetAsDouble () const; 00090 GcuValue const GetValue () {return val;} 00091 SimpleValue operator+ (SimpleValue const &value) const; 00092 SimpleValue operator* (int n) const; 00093 00094 private: 00095 GcuValue val; 00096 std::string str; 00097 }; 00102 class DimensionalValue: public Value 00103 { 00104 friend class Element; 00105 00106 public: 00110 DimensionalValue (); 00114 virtual ~DimensionalValue (); 00115 00119 char const *GetAsString () const; 00123 double GetAsDouble () const; 00124 00125 DimensionalValue operator+ (DimensionalValue const &value) const throw (std::invalid_argument); 00126 DimensionalValue operator* (int n) const; 00130 GcuDimensionalValue const GetValue () const {return val;} 00131 00132 private: 00133 GcuDimensionalValue val; 00134 std::string str; 00135 }; 00136 00140 class StringValue: public Value 00141 { 00142 friend class Element; 00143 00144 public: 00148 StringValue (); 00152 virtual ~StringValue (); 00153 00157 char const *GetAsString () const; 00158 00159 private: 00160 std::string val; 00161 }; 00162 00166 class LocalizedStringValue: public Value 00167 { 00168 friend class Element; 00169 00170 public: 00174 LocalizedStringValue (); 00178 virtual ~LocalizedStringValue (); 00179 00184 char const *GetAsString () const; 00190 char const *GetLocalizedString (char const *lang) const; 00191 00192 private: 00193 std::map <std::string, std::string> vals; 00194 }; 00195 00196 } // namespace gcu 00197 00198 #endif // GCU_VALUE_H