Milena (Olena)
User documentation 2.0a Id
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00001 // Copyright (C) 2007, 2009, 2010 EPITA Research and Development 00002 // Laboratory (LRDE) 00003 // 00004 // This file is part of Olena. 00005 // 00006 // Olena is free software: you can redistribute it and/or modify it under 00007 // the terms of the GNU General Public License as published by the Free 00008 // Software Foundation, version 2 of the License. 00009 // 00010 // Olena is distributed in the hope that it will be useful, 00011 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 // General Public License for more details. 00014 // 00015 // You should have received a copy of the GNU General Public License 00016 // along with Olena. If not, see <http://www.gnu.org/licenses/>. 00017 // 00018 // As a special exception, you may use this file as part of a free 00019 // software project without restriction. Specifically, if other files 00020 // instantiate templates or use macros or inline functions from this 00021 // file, or you compile this file and link it with other files to produce 00022 // an executable, this file does not by itself cause the resulting 00023 // executable to be covered by the GNU General Public License. This 00024 // exception does not however invalidate any other reasons why the 00025 // executable file might be covered by the GNU General Public License. 00026 00027 #ifndef MLN_CORE_CONCEPT_VALUE_SET_HH 00028 # define MLN_CORE_CONCEPT_VALUE_SET_HH 00029 00034 # include <mln/core/concept/value_iterator.hh> // FIXME: Why not object.hh? 00035 00036 00037 namespace mln 00038 { 00039 00040 // Fwd decl. 00041 template <typename E> struct Value_Set; 00042 00043 // Value_Set category flag type. 00044 template <> 00045 struct Value_Set<void> 00046 { 00047 typedef Object<void> super; 00048 }; 00049 00050 00056 template <typename E> 00057 struct Value_Set : public Object<E> 00058 { 00059 typedef Value_Set<void> category; 00060 00061 /* 00062 typedef value; 00063 typedef fwd_viter; 00064 typedef bkd_viter; 00065 00066 bool has(const value& v) const; 00067 00068 value operator[](unsigned i) const; 00069 unsigned index_of(const value& v) const; 00070 00071 unsigned nvalues() const; 00072 */ 00073 00074 protected: 00075 Value_Set(); 00076 }; 00077 00078 00079 template <typename E> 00080 std::ostream& operator<<(std::ostream& ostr, const Value_Set<E>& vs); 00081 00082 00083 # ifndef MLN_INCLUDE_ONLY 00084 00085 template <typename E> 00086 inline 00087 Value_Set<E>::Value_Set() 00088 { 00089 typedef mln_value(E) value; 00090 typedef mln_fwd_viter(E) fwd_viter; 00091 typedef mln_bkd_viter(E) bkd_viter; 00092 00093 bool (E::*m1)(const value&) const = & E::has; 00094 m1 = 0; 00095 value (E::*m2)(unsigned) const = & E::operator[]; 00096 m2 = 0; 00097 unsigned (E::*m3)() const = & E::nvalues; 00098 m3 = 0; 00099 } 00100 00101 template <typename E> 00102 inline 00103 std::ostream& operator<<(std::ostream& ostr, const Value_Set<E>& vs_) 00104 { 00105 const E& vs = exact(vs_); 00106 ostr << "{ "; 00107 for (unsigned i = 0; i < vs.nvalues(); ++i) 00108 ostr << vs[i] << ' '; 00109 return ostr << '}'; 00110 } 00111 00112 # endif // ! MLN_INCLUDE_ONLY 00113 00114 } // end of namespace mln 00115 00116 00117 #endif // ! MLN_CORE_CONCEPT_VALUE_SET_HH