00001 // Copyright (C) 2007, 2008, 2009 EPITA Research and Development Laboratory (LRDE) 00002 // 00003 // This file is part of Olena. 00004 // 00005 // Olena is free software: you can redistribute it and/or modify it under 00006 // the terms of the GNU General Public License as published by the Free 00007 // Software Foundation, version 2 of the License. 00008 // 00009 // Olena is distributed in the hope that it will be useful, 00010 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00012 // General Public License for more details. 00013 // 00014 // You should have received a copy of the GNU General Public License 00015 // along with Olena. If not, see <http://www.gnu.org/licenses/>. 00016 // 00017 // As a special exception, you may use this file as part of a free 00018 // software project without restriction. Specifically, if other files 00019 // instantiate templates or use macros or inline functions from this 00020 // file, or you compile this file and link it with other files to produce 00021 // an executable, this file does not by itself cause the resulting 00022 // executable to be covered by the GNU General Public License. This 00023 // exception does not however invalidate any other reasons why the 00024 // executable file might be covered by the GNU General Public License. 00025 00026 #ifndef MLN_FUN_V2V_CAST_HH 00027 # define MLN_FUN_V2V_CAST_HH 00028 00035 00036 # include <mln/core/concept/function.hh> 00037 # include <mln/value/cast.hh> 00038 00039 00040 namespace mln 00041 { 00042 00043 namespace fun 00044 { 00045 00046 namespace v2v 00047 { 00048 00049 // FIXME: Doc! 00050 00051 template <typename V> 00052 struct cast : public Function_v2v< cast<V> > 00053 { 00054 typedef V result; 00055 00056 template <typename W> 00057 V operator()(const W& w) const; 00058 }; 00059 00060 00061 # ifndef MLN_INCLUDE_ONLY 00062 00063 template <typename V> 00064 template <typename W> 00065 inline 00066 V 00067 cast<V>::operator()(const W& w) const 00068 { 00069 return mln::value::cast<V>(w); 00070 } 00071 00072 # endif // ! MLN_INCLUDE_ONLY 00073 00074 } // end of namespace mln::fun::v2v 00075 00076 } // end of namespace mln::fun 00077 00078 } // end of namespace mln 00079 00080 00081 #endif // ! MLN_FUN_V2V_CAST_HH
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