decomposer.h
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1 /*
2  * Copyright (C) 2008 by Marc Boris Duerner
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * As a special exception, you may use this file as part of a free
10  * software library without restriction. Specifically, if other files
11  * instantiate templates or use macros or inline functions from this
12  * file, or you compile this file and link it with other files to
13  * produce an executable, this file does not by itself cause the
14  * resulting executable to be covered by the GNU General Public
15  * License. This exception does not however invalidate any other
16  * reasons why the executable file might be covered by the GNU Library
17  * General Public License.
18  *
19  * This library is distributed in the hope that it will be useful,
20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
22  * Lesser General Public License for more details.
23  *
24  * You should have received a copy of the GNU Lesser General Public
25  * License along with this library; if not, write to the Free Software
26  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
27  */
28 #ifndef cxxtools_Decomposer_h
29 #define cxxtools_Decomposer_h
30 
31 #include <cxxtools/api.h>
32 #include <cxxtools/convert.h>
34 #include <cxxtools/noncopyable.h>
35 #include <vector>
36 #include <map>
37 
38 namespace cxxtools {
39 
40 class Formatter;
41 
43 {
44  public:
47 
48  virtual ~IDecomposer()
49  {}
50 
51  virtual void setName(const std::string& name) = 0;
52 
53  virtual void format(Formatter& formatter) = 0;
54 
55  static void formatEach(const SerializationInfo& si, Formatter& formatter);
56 
57 };
58 
59 
60 template <typename T>
61 class Decomposer : public IDecomposer
62 {
63  Decomposer(const Decomposer&) { }
64  Decomposer& operator= (const Decomposer&) { return *this; }
65 
66  public:
68  : _current(&_si)
69  { }
70 
71  void begin(const T& type)
72  {
73  _si.clear();
74  _si <<= type;
75  }
76 
77  virtual void setName(const std::string& name)
78  {
79  _si.setName(name);
80  }
81 
82  virtual void format(Formatter& formatter)
83  {
84  formatEach( _si, formatter );
85  }
86 
87  private:
89  SerializationInfo* _current;
90 };
91 
92 
93 } // namespace cxxtools
94 
95 #endif