[2512] | 1 | |
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[1993] | 2 | /* -*- C++ -*- |
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| 3 | * |
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| 4 | * This file is a part of LEMON, a generic C++ optimization library |
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| 5 | * |
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[2391] | 6 | * Copyright (C) 2003-2007 |
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[1993] | 7 | * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport |
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| 8 | * (Egervary Research Group on Combinatorial Optimization, EGRES). |
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| 9 | * |
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| 10 | * Permission to use, modify and distribute this software is granted |
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| 11 | * provided that this copyright notice appears in all copies. For |
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| 12 | * precise terms see the accompanying LICENSE file. |
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| 13 | * |
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| 14 | * This software is provided "AS IS" with no warranty of any kind, |
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| 15 | * express or implied, and with no claim as to its suitability for any |
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| 16 | * purpose. |
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| 17 | * |
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| 18 | */ |
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| 19 | |
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| 20 | #ifndef LEMON_BITS_TRAITS_H |
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| 21 | #define LEMON_BITS_TRAITS_H |
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| 22 | |
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| 23 | #include <lemon/bits/utility.h> |
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| 24 | |
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| 25 | ///\file |
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| 26 | ///\brief Traits for graphs and maps |
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| 27 | /// |
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| 28 | |
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| 29 | namespace lemon { |
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| 30 | template <typename _Graph, typename _Item> |
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| 31 | class ItemSetTraits {}; |
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| 32 | |
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| 33 | |
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| 34 | template <typename Graph, typename Enable = void> |
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| 35 | struct NodeNotifierIndicator { |
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| 36 | typedef InvalidType Type; |
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| 37 | }; |
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| 38 | template <typename Graph> |
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| 39 | struct NodeNotifierIndicator< |
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| 40 | Graph, |
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| 41 | typename enable_if<typename Graph::NodeNotifier::Notifier, void>::type |
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| 42 | > { |
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| 43 | typedef typename Graph::NodeNotifier Type; |
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| 44 | }; |
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| 45 | |
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| 46 | template <typename _Graph> |
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| 47 | class ItemSetTraits<_Graph, typename _Graph::Node> { |
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| 48 | public: |
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| 49 | |
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| 50 | typedef _Graph Graph; |
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| 51 | |
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| 52 | typedef typename Graph::Node Item; |
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| 53 | typedef typename Graph::NodeIt ItemIt; |
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| 54 | |
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| 55 | typedef typename NodeNotifierIndicator<Graph>::Type ItemNotifier; |
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| 56 | |
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| 57 | template <typename _Value> |
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| 58 | class Map : public Graph::template NodeMap<_Value> { |
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| 59 | public: |
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| 60 | typedef typename Graph::template NodeMap<_Value> Parent; |
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[2512] | 61 | typedef typename Graph::template NodeMap<_Value> Type; |
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[1993] | 62 | typedef typename Parent::Value Value; |
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| 63 | |
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| 64 | Map(const Graph& _graph) : Parent(_graph) {} |
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| 65 | Map(const Graph& _graph, const Value& _value) |
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| 66 | : Parent(_graph, _value) {} |
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| 67 | |
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| 68 | }; |
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| 69 | |
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| 70 | }; |
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| 71 | |
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| 72 | template <typename Graph, typename Enable = void> |
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| 73 | struct EdgeNotifierIndicator { |
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| 74 | typedef InvalidType Type; |
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| 75 | }; |
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| 76 | template <typename Graph> |
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| 77 | struct EdgeNotifierIndicator< |
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| 78 | Graph, |
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| 79 | typename enable_if<typename Graph::EdgeNotifier::Notifier, void>::type |
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| 80 | > { |
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| 81 | typedef typename Graph::EdgeNotifier Type; |
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| 82 | }; |
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| 83 | |
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| 84 | template <typename _Graph> |
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| 85 | class ItemSetTraits<_Graph, typename _Graph::Edge> { |
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| 86 | public: |
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| 87 | |
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| 88 | typedef _Graph Graph; |
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| 89 | |
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| 90 | typedef typename Graph::Edge Item; |
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| 91 | typedef typename Graph::EdgeIt ItemIt; |
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| 92 | |
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| 93 | typedef typename EdgeNotifierIndicator<Graph>::Type ItemNotifier; |
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| 94 | |
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| 95 | template <typename _Value> |
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| 96 | class Map : public Graph::template EdgeMap<_Value> { |
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| 97 | public: |
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| 98 | typedef typename Graph::template EdgeMap<_Value> Parent; |
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[2512] | 99 | typedef typename Graph::template EdgeMap<_Value> Type; |
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[1993] | 100 | typedef typename Parent::Value Value; |
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| 101 | |
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| 102 | Map(const Graph& _graph) : Parent(_graph) {} |
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| 103 | Map(const Graph& _graph, const Value& _value) |
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| 104 | : Parent(_graph, _value) {} |
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| 105 | }; |
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| 106 | |
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| 107 | }; |
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| 108 | |
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| 109 | template <typename Graph, typename Enable = void> |
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| 110 | struct UEdgeNotifierIndicator { |
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| 111 | typedef InvalidType Type; |
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| 112 | }; |
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| 113 | template <typename Graph> |
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| 114 | struct UEdgeNotifierIndicator< |
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| 115 | Graph, |
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| 116 | typename enable_if<typename Graph::UEdgeNotifier::Notifier, void>::type |
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| 117 | > { |
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| 118 | typedef typename Graph::UEdgeNotifier Type; |
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| 119 | }; |
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| 120 | |
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| 121 | template <typename _Graph> |
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| 122 | class ItemSetTraits<_Graph, typename _Graph::UEdge> { |
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| 123 | public: |
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| 124 | |
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| 125 | typedef _Graph Graph; |
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| 126 | |
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| 127 | typedef typename Graph::UEdge Item; |
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| 128 | typedef typename Graph::UEdgeIt ItemIt; |
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| 129 | |
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| 130 | typedef typename UEdgeNotifierIndicator<Graph>::Type ItemNotifier; |
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| 131 | |
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| 132 | template <typename _Value> |
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| 133 | class Map : public Graph::template UEdgeMap<_Value> { |
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| 134 | public: |
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| 135 | typedef typename Graph::template UEdgeMap<_Value> Parent; |
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[2512] | 136 | typedef typename Graph::template UEdgeMap<_Value> Type; |
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[1993] | 137 | typedef typename Parent::Value Value; |
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| 138 | |
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| 139 | Map(const Graph& _graph) : Parent(_graph) {} |
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| 140 | Map(const Graph& _graph, const Value& _value) |
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| 141 | : Parent(_graph, _value) {} |
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| 142 | }; |
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| 143 | |
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| 144 | }; |
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| 145 | |
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| 146 | template <typename Graph, typename Enable = void> |
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| 147 | struct ANodeNotifierIndicator { |
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| 148 | typedef InvalidType Type; |
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| 149 | }; |
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| 150 | template <typename Graph> |
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| 151 | struct ANodeNotifierIndicator< |
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| 152 | Graph, |
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| 153 | typename enable_if<typename Graph::ANodeNotifier::Notifier, void>::type |
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| 154 | > { |
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| 155 | typedef typename Graph::ANodeNotifier Type; |
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| 156 | }; |
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| 157 | |
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| 158 | template <typename _Graph> |
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| 159 | class ItemSetTraits<_Graph, typename _Graph::ANode> { |
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| 160 | public: |
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| 161 | |
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| 162 | typedef _Graph Graph; |
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| 163 | |
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| 164 | typedef typename Graph::ANode Item; |
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| 165 | typedef typename Graph::ANodeIt ItemIt; |
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| 166 | |
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| 167 | typedef typename ANodeNotifierIndicator<Graph>::Type ItemNotifier; |
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| 168 | |
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| 169 | template <typename _Value> |
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| 170 | class Map : public Graph::template ANodeMap<_Value> { |
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| 171 | public: |
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| 172 | typedef typename Graph::template ANodeMap<_Value> Parent; |
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[2512] | 173 | typedef typename Graph::template ANodeMap<_Value> Type; |
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[1993] | 174 | typedef typename Parent::Value Value; |
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| 175 | |
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| 176 | Map(const Graph& _graph) : Parent(_graph) {} |
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| 177 | Map(const Graph& _graph, const Value& _value) |
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| 178 | : Parent(_graph, _value) {} |
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| 179 | }; |
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| 180 | |
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| 181 | }; |
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| 182 | |
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| 183 | template <typename Graph, typename Enable = void> |
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| 184 | struct BNodeNotifierIndicator { |
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| 185 | typedef InvalidType Type; |
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| 186 | }; |
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| 187 | template <typename Graph> |
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| 188 | struct BNodeNotifierIndicator< |
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| 189 | Graph, |
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| 190 | typename enable_if<typename Graph::BNodeNotifier::Notifier, void>::type |
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| 191 | > { |
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| 192 | typedef typename Graph::BNodeNotifier Type; |
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| 193 | }; |
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| 194 | |
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| 195 | template <typename _Graph> |
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| 196 | class ItemSetTraits<_Graph, typename _Graph::BNode> { |
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| 197 | public: |
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| 198 | |
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| 199 | typedef _Graph Graph; |
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| 200 | |
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| 201 | typedef typename Graph::BNode Item; |
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| 202 | typedef typename Graph::BNodeIt ItemIt; |
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| 203 | |
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| 204 | typedef typename BNodeNotifierIndicator<Graph>::Type ItemNotifier; |
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| 205 | |
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| 206 | template <typename _Value> |
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| 207 | class Map : public Graph::template BNodeMap<_Value> { |
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| 208 | public: |
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| 209 | typedef typename Graph::template BNodeMap<_Value> Parent; |
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[2512] | 210 | typedef typename Graph::template BNodeMap<_Value> Type; |
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[1993] | 211 | typedef typename Parent::Value Value; |
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| 212 | |
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| 213 | Map(const Graph& _graph) : Parent(_graph) {} |
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| 214 | Map(const Graph& _graph, const Value& _value) |
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| 215 | : Parent(_graph, _value) {} |
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| 216 | }; |
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| 217 | |
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| 218 | }; |
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| 219 | |
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| 220 | |
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| 221 | template <typename Map, typename Enable = void> |
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| 222 | struct MapTraits { |
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| 223 | typedef False ReferenceMapTag; |
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| 224 | |
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| 225 | typedef typename Map::Key Key; |
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| 226 | typedef typename Map::Value Value; |
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| 227 | |
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| 228 | typedef const Value ConstReturnValue; |
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| 229 | typedef const Value ReturnValue; |
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| 230 | }; |
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| 231 | |
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| 232 | template <typename Map> |
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| 233 | struct MapTraits< |
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| 234 | Map, typename enable_if<typename Map::ReferenceMapTag, void>::type > |
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| 235 | { |
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| 236 | typedef True ReferenceMapTag; |
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| 237 | |
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| 238 | typedef typename Map::Key Key; |
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| 239 | typedef typename Map::Value Value; |
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| 240 | |
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| 241 | typedef typename Map::ConstReference ConstReturnValue; |
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| 242 | typedef typename Map::Reference ReturnValue; |
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| 243 | |
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| 244 | typedef typename Map::ConstReference ConstReference; |
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| 245 | typedef typename Map::Reference Reference; |
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| 246 | }; |
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| 247 | |
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[2039] | 248 | template <typename MatrixMap, typename Enable = void> |
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| 249 | struct MatrixMapTraits { |
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| 250 | typedef False ReferenceMapTag; |
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| 251 | |
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| 252 | typedef typename MatrixMap::FirstKey FirstKey; |
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| 253 | typedef typename MatrixMap::SecondKey SecondKey; |
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| 254 | typedef typename MatrixMap::Value Value; |
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| 255 | |
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| 256 | typedef const Value ConstReturnValue; |
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| 257 | typedef const Value ReturnValue; |
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| 258 | }; |
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| 259 | |
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| 260 | template <typename MatrixMap> |
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| 261 | struct MatrixMapTraits< |
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| 262 | MatrixMap, typename enable_if<typename MatrixMap::ReferenceMapTag, |
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| 263 | void>::type > |
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| 264 | { |
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| 265 | typedef True ReferenceMapTag; |
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| 266 | |
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| 267 | typedef typename MatrixMap::FirstKey FirstKey; |
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| 268 | typedef typename MatrixMap::SecondKey SecondKey; |
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| 269 | typedef typename MatrixMap::Value Value; |
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| 270 | |
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| 271 | typedef typename MatrixMap::ConstReference ConstReturnValue; |
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| 272 | typedef typename MatrixMap::Reference ReturnValue; |
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| 273 | |
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| 274 | typedef typename MatrixMap::ConstReference ConstReference; |
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| 275 | typedef typename MatrixMap::Reference Reference; |
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| 276 | }; |
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| 277 | |
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[1993] | 278 | // Indicators for the tags |
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| 279 | |
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| 280 | template <typename Graph, typename Enable = void> |
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| 281 | struct NodeNumTagIndicator { |
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| 282 | static const bool value = false; |
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| 283 | }; |
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| 284 | |
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| 285 | template <typename Graph> |
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| 286 | struct NodeNumTagIndicator< |
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| 287 | Graph, |
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| 288 | typename enable_if<typename Graph::NodeNumTag, void>::type |
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| 289 | > { |
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| 290 | static const bool value = true; |
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| 291 | }; |
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| 292 | |
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| 293 | template <typename Graph, typename Enable = void> |
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| 294 | struct EdgeNumTagIndicator { |
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| 295 | static const bool value = false; |
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| 296 | }; |
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| 297 | |
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| 298 | template <typename Graph> |
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| 299 | struct EdgeNumTagIndicator< |
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| 300 | Graph, |
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| 301 | typename enable_if<typename Graph::EdgeNumTag, void>::type |
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| 302 | > { |
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| 303 | static const bool value = true; |
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| 304 | }; |
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| 305 | |
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| 306 | template <typename Graph, typename Enable = void> |
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| 307 | struct FindEdgeTagIndicator { |
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| 308 | static const bool value = false; |
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| 309 | }; |
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| 310 | |
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| 311 | template <typename Graph> |
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| 312 | struct FindEdgeTagIndicator< |
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| 313 | Graph, |
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| 314 | typename enable_if<typename Graph::FindEdgeTag, void>::type |
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| 315 | > { |
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| 316 | static const bool value = true; |
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| 317 | }; |
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| 318 | |
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| 319 | template <typename Graph, typename Enable = void> |
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| 320 | struct UndirectedTagIndicator { |
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| 321 | static const bool value = false; |
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| 322 | }; |
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| 323 | |
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| 324 | template <typename Graph> |
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| 325 | struct UndirectedTagIndicator< |
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| 326 | Graph, |
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| 327 | typename enable_if<typename Graph::UndirectedTag, void>::type |
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| 328 | > { |
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| 329 | static const bool value = true; |
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| 330 | }; |
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| 331 | |
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[2290] | 332 | template <typename Graph, typename Enable = void> |
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[2329] | 333 | struct BuildTagIndicator { |
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[2290] | 334 | static const bool value = false; |
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| 335 | }; |
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[1993] | 336 | |
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[2290] | 337 | template <typename Graph> |
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[2329] | 338 | struct BuildTagIndicator< |
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[2290] | 339 | Graph, |
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[2329] | 340 | typename enable_if<typename Graph::BuildTag, void>::type |
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[2290] | 341 | > { |
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| 342 | static const bool value = true; |
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| 343 | }; |
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[1993] | 344 | |
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| 345 | } |
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| 346 | |
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[1996] | 347 | #endif |
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