value.h

00001 /* 
00002  * Gnome Chemistry Utils
00003  * value.h 
00004  *
00005  * Copyright (C) 2002-2006 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 
00030 using namespace std;
00031 
00032 namespace gcu
00033 {
00034 
00035 class Value
00036 {
00037 public:
00038         Value ();
00039         virtual ~Value ();
00040 
00041         virtual char const *GetAsString ();
00042         virtual double GetAsDouble ();
00043 };
00044 
00045 class SimpleValue: public Value
00046 {
00047 friend class Element;
00048 
00049 public:
00050         SimpleValue ();
00051         virtual ~SimpleValue ();
00052 
00053         char const *GetAsString ();
00054         double GetAsDouble ();
00055         GcuValue const GetValue () {return val;}
00056 
00057 private:
00058         GcuValue val;
00059         string str;
00060 };
00061 
00062 class DimensionalValue: public Value
00063 {
00064 friend class Element;
00065 
00066 public:
00067         DimensionalValue ();
00068         virtual ~DimensionalValue ();
00069 
00070         char const *GetAsString ();
00071         double GetAsDouble ();
00072         GcuDimensionalValue const GetValue () {return val;}
00073 
00074 private:
00075         GcuDimensionalValue val;
00076          string str;
00077 };
00078 
00079 class StringValue: public Value
00080 {
00081 friend class Element;
00082 
00083 public:
00084         StringValue ();
00085         virtual ~StringValue ();
00086 
00087         char const *GetAsString ();
00088 
00089 private:
00090         string val;
00091 };
00092 
00093 class LocalizedStringValue: public Value
00094 {
00095 friend class Element;
00096 
00097 public:
00098         LocalizedStringValue ();
00099         virtual ~LocalizedStringValue ();
00100 
00101         char const *GetAsString ();
00102         char const *GetLocalizedString (char const *lang);
00103 
00104 private:
00105         map <string, string> vals;
00106 };
00107 
00108 }       // namespace gcu
00109 
00110 #endif  //      GCU_VALUE_H

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