1 | /* -*- C++ -*- |
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2 | * |
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3 | * This file is a part of LEMON, a generic C++ optimization library |
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4 | * |
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5 | * Copyright (C) 2003-2008 |
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6 | * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport |
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7 | * (Egervary Research Group on Combinatorial Optimization, EGRES). |
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8 | * |
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9 | * Permission to use, modify and distribute this software is granted |
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10 | * provided that this copyright notice appears in all copies. For |
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11 | * precise terms see the accompanying LICENSE file. |
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12 | * |
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13 | * This software is provided "AS IS" with no warranty of any kind, |
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14 | * express or implied, and with no claim as to its suitability for any |
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15 | * purpose. |
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16 | * |
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17 | */ |
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18 | |
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19 | #ifndef LEMON_BITS_GRAPH_EXTENDER_H |
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20 | #define LEMON_BITS_GRAPH_EXTENDER_H |
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21 | |
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22 | #include <lemon/bits/invalid.h> |
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23 | #include <lemon/bits/utility.h> |
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24 | #include <lemon/error.h> |
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25 | |
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26 | #include <lemon/bits/map_extender.h> |
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27 | #include <lemon/bits/default_map.h> |
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28 | |
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29 | #include <lemon/concept_check.h> |
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30 | #include <lemon/concepts/maps.h> |
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31 | |
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32 | ///\ingroup graphbits |
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33 | ///\file |
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34 | ///\brief Extenders for the graph types |
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35 | namespace lemon { |
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36 | |
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37 | /// \ingroup graphbits |
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38 | /// |
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39 | /// \brief Extender for the Graphs |
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40 | template <typename Base> |
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41 | class GraphExtender : public Base { |
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42 | public: |
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43 | |
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44 | typedef Base Parent; |
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45 | typedef GraphExtender Graph; |
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46 | |
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47 | // Base extensions |
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48 | |
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49 | typedef typename Parent::Node Node; |
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50 | typedef typename Parent::Edge Edge; |
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51 | |
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52 | int maxId(Node) const { |
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53 | return Parent::maxNodeId(); |
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54 | } |
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55 | |
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56 | int maxId(Edge) const { |
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57 | return Parent::maxEdgeId(); |
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58 | } |
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59 | |
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60 | Node fromId(int id, Node) const { |
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61 | return Parent::nodeFromId(id); |
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62 | } |
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63 | |
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64 | Edge fromId(int id, Edge) const { |
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65 | return Parent::edgeFromId(id); |
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66 | } |
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67 | |
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68 | Node oppositeNode(const Node &n, const Edge &e) const { |
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69 | if (n == Parent::source(e)) |
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70 | return Parent::target(e); |
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71 | else if(n==Parent::target(e)) |
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72 | return Parent::source(e); |
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73 | else |
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74 | return INVALID; |
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75 | } |
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76 | |
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77 | // Alterable extension |
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78 | |
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79 | typedef AlterationNotifier<GraphExtender, Node> NodeNotifier; |
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80 | typedef AlterationNotifier<GraphExtender, Edge> EdgeNotifier; |
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81 | |
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82 | |
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83 | protected: |
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84 | |
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85 | mutable NodeNotifier node_notifier; |
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86 | mutable EdgeNotifier edge_notifier; |
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87 | |
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88 | public: |
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89 | |
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90 | NodeNotifier& notifier(Node) const { |
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91 | return node_notifier; |
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92 | } |
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93 | |
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94 | EdgeNotifier& notifier(Edge) const { |
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95 | return edge_notifier; |
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96 | } |
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97 | |
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98 | class NodeIt : public Node { |
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99 | const Graph* graph; |
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100 | public: |
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101 | |
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102 | NodeIt() {} |
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103 | |
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104 | NodeIt(Invalid i) : Node(i) { } |
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105 | |
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106 | explicit NodeIt(const Graph& _graph) : graph(&_graph) { |
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107 | _graph.first(static_cast<Node&>(*this)); |
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108 | } |
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109 | |
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110 | NodeIt(const Graph& _graph, const Node& node) |
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111 | : Node(node), graph(&_graph) {} |
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112 | |
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113 | NodeIt& operator++() { |
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114 | graph->next(*this); |
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115 | return *this; |
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116 | } |
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117 | |
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118 | }; |
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119 | |
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120 | |
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121 | class EdgeIt : public Edge { |
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122 | const Graph* graph; |
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123 | public: |
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124 | |
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125 | EdgeIt() { } |
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126 | |
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127 | EdgeIt(Invalid i) : Edge(i) { } |
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128 | |
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129 | explicit EdgeIt(const Graph& _graph) : graph(&_graph) { |
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130 | _graph.first(static_cast<Edge&>(*this)); |
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131 | } |
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132 | |
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133 | EdgeIt(const Graph& _graph, const Edge& e) : |
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134 | Edge(e), graph(&_graph) { } |
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135 | |
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136 | EdgeIt& operator++() { |
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137 | graph->next(*this); |
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138 | return *this; |
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139 | } |
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140 | |
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141 | }; |
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142 | |
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143 | |
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144 | class OutEdgeIt : public Edge { |
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145 | const Graph* graph; |
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146 | public: |
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147 | |
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148 | OutEdgeIt() { } |
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149 | |
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150 | OutEdgeIt(Invalid i) : Edge(i) { } |
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151 | |
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152 | OutEdgeIt(const Graph& _graph, const Node& node) |
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153 | : graph(&_graph) { |
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154 | _graph.firstOut(*this, node); |
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155 | } |
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156 | |
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157 | OutEdgeIt(const Graph& _graph, const Edge& edge) |
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158 | : Edge(edge), graph(&_graph) {} |
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159 | |
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160 | OutEdgeIt& operator++() { |
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161 | graph->nextOut(*this); |
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162 | return *this; |
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163 | } |
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164 | |
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165 | }; |
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166 | |
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167 | |
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168 | class InEdgeIt : public Edge { |
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169 | const Graph* graph; |
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170 | public: |
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171 | |
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172 | InEdgeIt() { } |
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173 | |
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174 | InEdgeIt(Invalid i) : Edge(i) { } |
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175 | |
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176 | InEdgeIt(const Graph& _graph, const Node& node) |
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177 | : graph(&_graph) { |
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178 | _graph.firstIn(*this, node); |
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179 | } |
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180 | |
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181 | InEdgeIt(const Graph& _graph, const Edge& edge) : |
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182 | Edge(edge), graph(&_graph) {} |
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183 | |
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184 | InEdgeIt& operator++() { |
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185 | graph->nextIn(*this); |
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186 | return *this; |
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187 | } |
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188 | |
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189 | }; |
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190 | |
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191 | /// \brief Base node of the iterator |
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192 | /// |
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193 | /// Returns the base node (i.e. the source in this case) of the iterator |
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194 | Node baseNode(const OutEdgeIt &e) const { |
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195 | return Parent::source(e); |
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196 | } |
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197 | /// \brief Running node of the iterator |
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198 | /// |
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199 | /// Returns the running node (i.e. the target in this case) of the |
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200 | /// iterator |
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201 | Node runningNode(const OutEdgeIt &e) const { |
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202 | return Parent::target(e); |
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203 | } |
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204 | |
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205 | /// \brief Base node of the iterator |
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206 | /// |
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207 | /// Returns the base node (i.e. the target in this case) of the iterator |
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208 | Node baseNode(const InEdgeIt &e) const { |
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209 | return Parent::target(e); |
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210 | } |
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211 | /// \brief Running node of the iterator |
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212 | /// |
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213 | /// Returns the running node (i.e. the source in this case) of the |
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214 | /// iterator |
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215 | Node runningNode(const InEdgeIt &e) const { |
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216 | return Parent::source(e); |
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217 | } |
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218 | |
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219 | |
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220 | template <typename _Value> |
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221 | class NodeMap |
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222 | : public MapExtender<DefaultMap<Graph, Node, _Value> > { |
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223 | public: |
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224 | typedef GraphExtender Graph; |
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225 | typedef MapExtender<DefaultMap<Graph, Node, _Value> > Parent; |
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226 | |
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227 | explicit NodeMap(const Graph& graph) |
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228 | : Parent(graph) {} |
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229 | NodeMap(const Graph& graph, const _Value& value) |
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230 | : Parent(graph, value) {} |
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231 | |
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232 | NodeMap& operator=(const NodeMap& cmap) { |
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233 | return operator=<NodeMap>(cmap); |
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234 | } |
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235 | |
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236 | template <typename CMap> |
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237 | NodeMap& operator=(const CMap& cmap) { |
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238 | Parent::operator=(cmap); |
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239 | return *this; |
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240 | } |
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241 | |
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242 | }; |
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243 | |
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244 | template <typename _Value> |
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245 | class EdgeMap |
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246 | : public MapExtender<DefaultMap<Graph, Edge, _Value> > { |
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247 | public: |
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248 | typedef GraphExtender Graph; |
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249 | typedef MapExtender<DefaultMap<Graph, Edge, _Value> > Parent; |
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250 | |
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251 | explicit EdgeMap(const Graph& graph) |
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252 | : Parent(graph) {} |
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253 | EdgeMap(const Graph& graph, const _Value& value) |
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254 | : Parent(graph, value) {} |
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255 | |
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256 | EdgeMap& operator=(const EdgeMap& cmap) { |
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257 | return operator=<EdgeMap>(cmap); |
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258 | } |
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259 | |
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260 | template <typename CMap> |
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261 | EdgeMap& operator=(const CMap& cmap) { |
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262 | Parent::operator=(cmap); |
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263 | return *this; |
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264 | } |
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265 | }; |
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266 | |
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267 | |
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268 | Node addNode() { |
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269 | Node node = Parent::addNode(); |
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270 | notifier(Node()).add(node); |
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271 | return node; |
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272 | } |
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273 | |
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274 | Edge addEdge(const Node& from, const Node& to) { |
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275 | Edge edge = Parent::addEdge(from, to); |
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276 | notifier(Edge()).add(edge); |
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277 | return edge; |
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278 | } |
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279 | |
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280 | void clear() { |
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281 | notifier(Edge()).clear(); |
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282 | notifier(Node()).clear(); |
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283 | Parent::clear(); |
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284 | } |
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285 | |
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286 | template <typename Graph, typename NodeRefMap, typename EdgeRefMap> |
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287 | void build(const Graph& graph, NodeRefMap& nodeRef, EdgeRefMap& edgeRef) { |
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288 | Parent::build(graph, nodeRef, edgeRef); |
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289 | notifier(Node()).build(); |
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290 | notifier(Edge()).build(); |
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291 | } |
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292 | |
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293 | void erase(const Node& node) { |
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294 | Edge edge; |
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295 | Parent::firstOut(edge, node); |
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296 | while (edge != INVALID ) { |
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297 | erase(edge); |
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298 | Parent::firstOut(edge, node); |
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299 | } |
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300 | |
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301 | Parent::firstIn(edge, node); |
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302 | while (edge != INVALID ) { |
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303 | erase(edge); |
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304 | Parent::firstIn(edge, node); |
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305 | } |
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306 | |
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307 | notifier(Node()).erase(node); |
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308 | Parent::erase(node); |
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309 | } |
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310 | |
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311 | void erase(const Edge& edge) { |
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312 | notifier(Edge()).erase(edge); |
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313 | Parent::erase(edge); |
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314 | } |
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315 | |
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316 | GraphExtender() { |
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317 | node_notifier.setContainer(*this); |
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318 | edge_notifier.setContainer(*this); |
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319 | } |
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320 | |
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321 | |
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322 | ~GraphExtender() { |
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323 | edge_notifier.clear(); |
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324 | node_notifier.clear(); |
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325 | } |
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326 | }; |
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327 | |
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328 | /// \ingroup graphbits |
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329 | /// |
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330 | /// \brief Extender for the UGraphs |
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331 | template <typename Base> |
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332 | class UGraphExtender : public Base { |
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333 | public: |
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334 | |
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335 | typedef Base Parent; |
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336 | typedef UGraphExtender Graph; |
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337 | |
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338 | typedef True UndirectedTag; |
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339 | |
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340 | typedef typename Parent::Node Node; |
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341 | typedef typename Parent::Edge Edge; |
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342 | typedef typename Parent::UEdge UEdge; |
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343 | |
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344 | // UGraph extension |
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345 | |
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346 | int maxId(Node) const { |
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347 | return Parent::maxNodeId(); |
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348 | } |
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349 | |
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350 | int maxId(Edge) const { |
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351 | return Parent::maxEdgeId(); |
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352 | } |
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353 | |
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354 | int maxId(UEdge) const { |
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355 | return Parent::maxUEdgeId(); |
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356 | } |
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357 | |
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358 | Node fromId(int id, Node) const { |
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359 | return Parent::nodeFromId(id); |
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360 | } |
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361 | |
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362 | Edge fromId(int id, Edge) const { |
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363 | return Parent::edgeFromId(id); |
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364 | } |
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365 | |
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366 | UEdge fromId(int id, UEdge) const { |
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367 | return Parent::uEdgeFromId(id); |
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368 | } |
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369 | |
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370 | Node oppositeNode(const Node &n, const UEdge &e) const { |
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371 | if( n == Parent::source(e)) |
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372 | return Parent::target(e); |
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373 | else if( n == Parent::target(e)) |
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374 | return Parent::source(e); |
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375 | else |
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376 | return INVALID; |
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377 | } |
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378 | |
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379 | Edge oppositeEdge(const Edge &e) const { |
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380 | return Parent::direct(e, !Parent::direction(e)); |
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381 | } |
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382 | |
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383 | using Parent::direct; |
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384 | Edge direct(const UEdge &ue, const Node &s) const { |
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385 | return Parent::direct(ue, Parent::source(ue) == s); |
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386 | } |
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387 | |
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388 | // Alterable extension |
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389 | |
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390 | typedef AlterationNotifier<UGraphExtender, Node> NodeNotifier; |
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391 | typedef AlterationNotifier<UGraphExtender, Edge> EdgeNotifier; |
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392 | typedef AlterationNotifier<UGraphExtender, UEdge> UEdgeNotifier; |
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393 | |
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394 | |
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395 | protected: |
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396 | |
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397 | mutable NodeNotifier node_notifier; |
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398 | mutable EdgeNotifier edge_notifier; |
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399 | mutable UEdgeNotifier uedge_notifier; |
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400 | |
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401 | public: |
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402 | |
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403 | NodeNotifier& notifier(Node) const { |
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404 | return node_notifier; |
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405 | } |
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406 | |
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407 | EdgeNotifier& notifier(Edge) const { |
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408 | return edge_notifier; |
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409 | } |
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410 | |
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411 | UEdgeNotifier& notifier(UEdge) const { |
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412 | return uedge_notifier; |
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413 | } |
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414 | |
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415 | |
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416 | |
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417 | class NodeIt : public Node { |
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418 | const Graph* graph; |
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419 | public: |
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420 | |
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421 | NodeIt() {} |
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422 | |
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423 | NodeIt(Invalid i) : Node(i) { } |
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424 | |
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425 | explicit NodeIt(const Graph& _graph) : graph(&_graph) { |
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426 | _graph.first(static_cast<Node&>(*this)); |
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427 | } |
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428 | |
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429 | NodeIt(const Graph& _graph, const Node& node) |
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430 | : Node(node), graph(&_graph) {} |
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431 | |
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432 | NodeIt& operator++() { |
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433 | graph->next(*this); |
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434 | return *this; |
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435 | } |
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436 | |
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437 | }; |
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438 | |
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439 | |
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440 | class EdgeIt : public Edge { |
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441 | const Graph* graph; |
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442 | public: |
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443 | |
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444 | EdgeIt() { } |
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445 | |
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446 | EdgeIt(Invalid i) : Edge(i) { } |
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447 | |
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448 | explicit EdgeIt(const Graph& _graph) : graph(&_graph) { |
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449 | _graph.first(static_cast<Edge&>(*this)); |
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450 | } |
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451 | |
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452 | EdgeIt(const Graph& _graph, const Edge& e) : |
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453 | Edge(e), graph(&_graph) { } |
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454 | |
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455 | EdgeIt& operator++() { |
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456 | graph->next(*this); |
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457 | return *this; |
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458 | } |
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459 | |
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460 | }; |
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461 | |
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462 | |
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463 | class OutEdgeIt : public Edge { |
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464 | const Graph* graph; |
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465 | public: |
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466 | |
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467 | OutEdgeIt() { } |
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468 | |
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469 | OutEdgeIt(Invalid i) : Edge(i) { } |
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470 | |
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471 | OutEdgeIt(const Graph& _graph, const Node& node) |
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472 | : graph(&_graph) { |
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473 | _graph.firstOut(*this, node); |
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474 | } |
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475 | |
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476 | OutEdgeIt(const Graph& _graph, const Edge& edge) |
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477 | : Edge(edge), graph(&_graph) {} |
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478 | |
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479 | OutEdgeIt& operator++() { |
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480 | graph->nextOut(*this); |
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481 | return *this; |
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482 | } |
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483 | |
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484 | }; |
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485 | |
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486 | |
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487 | class InEdgeIt : public Edge { |
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488 | const Graph* graph; |
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489 | public: |
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490 | |
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491 | InEdgeIt() { } |
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492 | |
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493 | InEdgeIt(Invalid i) : Edge(i) { } |
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494 | |
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495 | InEdgeIt(const Graph& _graph, const Node& node) |
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496 | : graph(&_graph) { |
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497 | _graph.firstIn(*this, node); |
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498 | } |
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499 | |
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500 | InEdgeIt(const Graph& _graph, const Edge& edge) : |
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501 | Edge(edge), graph(&_graph) {} |
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502 | |
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503 | InEdgeIt& operator++() { |
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504 | graph->nextIn(*this); |
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505 | return *this; |
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506 | } |
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507 | |
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508 | }; |
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509 | |
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510 | |
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511 | class UEdgeIt : public Parent::UEdge { |
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512 | const Graph* graph; |
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513 | public: |
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514 | |
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515 | UEdgeIt() { } |
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516 | |
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517 | UEdgeIt(Invalid i) : UEdge(i) { } |
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518 | |
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519 | explicit UEdgeIt(const Graph& _graph) : graph(&_graph) { |
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520 | _graph.first(static_cast<UEdge&>(*this)); |
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521 | } |
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522 | |
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523 | UEdgeIt(const Graph& _graph, const UEdge& e) : |
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524 | UEdge(e), graph(&_graph) { } |
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525 | |
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526 | UEdgeIt& operator++() { |
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527 | graph->next(*this); |
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528 | return *this; |
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529 | } |
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530 | |
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531 | }; |
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532 | |
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533 | class IncEdgeIt : public Parent::UEdge { |
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534 | friend class UGraphExtender; |
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535 | const Graph* graph; |
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536 | bool direction; |
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537 | public: |
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538 | |
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539 | IncEdgeIt() { } |
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540 | |
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541 | IncEdgeIt(Invalid i) : UEdge(i), direction(false) { } |
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542 | |
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543 | IncEdgeIt(const Graph& _graph, const Node &n) : graph(&_graph) { |
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544 | _graph.firstInc(*this, direction, n); |
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545 | } |
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546 | |
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547 | IncEdgeIt(const Graph& _graph, const UEdge &ue, const Node &n) |
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548 | : graph(&_graph), UEdge(ue) { |
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549 | direction = (_graph.source(ue) == n); |
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550 | } |
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551 | |
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552 | IncEdgeIt& operator++() { |
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553 | graph->nextInc(*this, direction); |
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554 | return *this; |
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555 | } |
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556 | }; |
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557 | |
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558 | /// \brief Base node of the iterator |
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559 | /// |
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560 | /// Returns the base node (ie. the source in this case) of the iterator |
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561 | Node baseNode(const OutEdgeIt &e) const { |
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562 | return Parent::source(static_cast<const Edge&>(e)); |
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563 | } |
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564 | /// \brief Running node of the iterator |
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565 | /// |
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566 | /// Returns the running node (ie. the target in this case) of the |
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567 | /// iterator |
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568 | Node runningNode(const OutEdgeIt &e) const { |
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569 | return Parent::target(static_cast<const Edge&>(e)); |
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570 | } |
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571 | |
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572 | /// \brief Base node of the iterator |
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573 | /// |
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574 | /// Returns the base node (ie. the target in this case) of the iterator |
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575 | Node baseNode(const InEdgeIt &e) const { |
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576 | return Parent::target(static_cast<const Edge&>(e)); |
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577 | } |
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578 | /// \brief Running node of the iterator |
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579 | /// |
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580 | /// Returns the running node (ie. the source in this case) of the |
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581 | /// iterator |
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582 | Node runningNode(const InEdgeIt &e) const { |
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583 | return Parent::source(static_cast<const Edge&>(e)); |
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584 | } |
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585 | |
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586 | /// Base node of the iterator |
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587 | /// |
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588 | /// Returns the base node of the iterator |
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589 | Node baseNode(const IncEdgeIt &e) const { |
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590 | return e.direction ? source(e) : target(e); |
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591 | } |
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592 | /// Running node of the iterator |
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593 | /// |
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594 | /// Returns the running node of the iterator |
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595 | Node runningNode(const IncEdgeIt &e) const { |
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596 | return e.direction ? target(e) : source(e); |
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597 | } |
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598 | |
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599 | // Mappable extension |
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600 | |
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601 | template <typename _Value> |
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602 | class NodeMap |
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603 | : public MapExtender<DefaultMap<Graph, Node, _Value> > { |
---|
604 | public: |
---|
605 | typedef UGraphExtender Graph; |
---|
606 | typedef MapExtender<DefaultMap<Graph, Node, _Value> > Parent; |
---|
607 | |
---|
608 | NodeMap(const Graph& graph) |
---|
609 | : Parent(graph) {} |
---|
610 | NodeMap(const Graph& graph, const _Value& value) |
---|
611 | : Parent(graph, value) {} |
---|
612 | |
---|
613 | NodeMap& operator=(const NodeMap& cmap) { |
---|
614 | return operator=<NodeMap>(cmap); |
---|
615 | } |
---|
616 | |
---|
617 | template <typename CMap> |
---|
618 | NodeMap& operator=(const CMap& cmap) { |
---|
619 | Parent::operator=(cmap); |
---|
620 | return *this; |
---|
621 | } |
---|
622 | |
---|
623 | }; |
---|
624 | |
---|
625 | template <typename _Value> |
---|
626 | class EdgeMap |
---|
627 | : public MapExtender<DefaultMap<Graph, Edge, _Value> > { |
---|
628 | public: |
---|
629 | typedef UGraphExtender Graph; |
---|
630 | typedef MapExtender<DefaultMap<Graph, Edge, _Value> > Parent; |
---|
631 | |
---|
632 | EdgeMap(const Graph& graph) |
---|
633 | : Parent(graph) {} |
---|
634 | EdgeMap(const Graph& graph, const _Value& value) |
---|
635 | : Parent(graph, value) {} |
---|
636 | |
---|
637 | EdgeMap& operator=(const EdgeMap& cmap) { |
---|
638 | return operator=<EdgeMap>(cmap); |
---|
639 | } |
---|
640 | |
---|
641 | template <typename CMap> |
---|
642 | EdgeMap& operator=(const CMap& cmap) { |
---|
643 | Parent::operator=(cmap); |
---|
644 | return *this; |
---|
645 | } |
---|
646 | }; |
---|
647 | |
---|
648 | |
---|
649 | template <typename _Value> |
---|
650 | class UEdgeMap |
---|
651 | : public MapExtender<DefaultMap<Graph, UEdge, _Value> > { |
---|
652 | public: |
---|
653 | typedef UGraphExtender Graph; |
---|
654 | typedef MapExtender<DefaultMap<Graph, UEdge, _Value> > Parent; |
---|
655 | |
---|
656 | UEdgeMap(const Graph& graph) |
---|
657 | : Parent(graph) {} |
---|
658 | |
---|
659 | UEdgeMap(const Graph& graph, const _Value& value) |
---|
660 | : Parent(graph, value) {} |
---|
661 | |
---|
662 | UEdgeMap& operator=(const UEdgeMap& cmap) { |
---|
663 | return operator=<UEdgeMap>(cmap); |
---|
664 | } |
---|
665 | |
---|
666 | template <typename CMap> |
---|
667 | UEdgeMap& operator=(const CMap& cmap) { |
---|
668 | Parent::operator=(cmap); |
---|
669 | return *this; |
---|
670 | } |
---|
671 | |
---|
672 | }; |
---|
673 | |
---|
674 | // Alteration extension |
---|
675 | |
---|
676 | Node addNode() { |
---|
677 | Node node = Parent::addNode(); |
---|
678 | notifier(Node()).add(node); |
---|
679 | return node; |
---|
680 | } |
---|
681 | |
---|
682 | UEdge addEdge(const Node& from, const Node& to) { |
---|
683 | UEdge uedge = Parent::addEdge(from, to); |
---|
684 | notifier(UEdge()).add(uedge); |
---|
685 | std::vector<Edge> ev; |
---|
686 | ev.push_back(Parent::direct(uedge, true)); |
---|
687 | ev.push_back(Parent::direct(uedge, false)); |
---|
688 | notifier(Edge()).add(ev); |
---|
689 | return uedge; |
---|
690 | } |
---|
691 | |
---|
692 | void clear() { |
---|
693 | notifier(Edge()).clear(); |
---|
694 | notifier(UEdge()).clear(); |
---|
695 | notifier(Node()).clear(); |
---|
696 | Parent::clear(); |
---|
697 | } |
---|
698 | |
---|
699 | template <typename Graph, typename NodeRefMap, typename UEdgeRefMap> |
---|
700 | void build(const Graph& graph, NodeRefMap& nodeRef, |
---|
701 | UEdgeRefMap& uEdgeRef) { |
---|
702 | Parent::build(graph, nodeRef, uEdgeRef); |
---|
703 | notifier(Node()).build(); |
---|
704 | notifier(UEdge()).build(); |
---|
705 | notifier(Edge()).build(); |
---|
706 | } |
---|
707 | |
---|
708 | void erase(const Node& node) { |
---|
709 | Edge edge; |
---|
710 | Parent::firstOut(edge, node); |
---|
711 | while (edge != INVALID ) { |
---|
712 | erase(edge); |
---|
713 | Parent::firstOut(edge, node); |
---|
714 | } |
---|
715 | |
---|
716 | Parent::firstIn(edge, node); |
---|
717 | while (edge != INVALID ) { |
---|
718 | erase(edge); |
---|
719 | Parent::firstIn(edge, node); |
---|
720 | } |
---|
721 | |
---|
722 | notifier(Node()).erase(node); |
---|
723 | Parent::erase(node); |
---|
724 | } |
---|
725 | |
---|
726 | void erase(const UEdge& uedge) { |
---|
727 | std::vector<Edge> ev; |
---|
728 | ev.push_back(Parent::direct(uedge, true)); |
---|
729 | ev.push_back(Parent::direct(uedge, false)); |
---|
730 | notifier(Edge()).erase(ev); |
---|
731 | notifier(UEdge()).erase(uedge); |
---|
732 | Parent::erase(uedge); |
---|
733 | } |
---|
734 | |
---|
735 | UGraphExtender() { |
---|
736 | node_notifier.setContainer(*this); |
---|
737 | edge_notifier.setContainer(*this); |
---|
738 | uedge_notifier.setContainer(*this); |
---|
739 | } |
---|
740 | |
---|
741 | ~UGraphExtender() { |
---|
742 | uedge_notifier.clear(); |
---|
743 | edge_notifier.clear(); |
---|
744 | node_notifier.clear(); |
---|
745 | } |
---|
746 | |
---|
747 | }; |
---|
748 | |
---|
749 | /// \ingroup graphbits |
---|
750 | /// |
---|
751 | /// \brief Extender for the BpUGraphs |
---|
752 | template <typename Base> |
---|
753 | class BpUGraphExtender : public Base { |
---|
754 | public: |
---|
755 | |
---|
756 | typedef Base Parent; |
---|
757 | typedef BpUGraphExtender Graph; |
---|
758 | |
---|
759 | typedef True UndirectedTag; |
---|
760 | |
---|
761 | typedef typename Parent::Node Node; |
---|
762 | typedef typename Parent::ANode ANode; |
---|
763 | typedef typename Parent::BNode BNode; |
---|
764 | typedef typename Parent::Edge Edge; |
---|
765 | typedef typename Parent::UEdge UEdge; |
---|
766 | |
---|
767 | |
---|
768 | Node oppositeNode(const Node& node, const UEdge& edge) const { |
---|
769 | return Parent::aNode(edge) == node ? |
---|
770 | Parent::bNode(edge) : Parent::aNode(edge); |
---|
771 | } |
---|
772 | |
---|
773 | using Parent::direct; |
---|
774 | Edge direct(const UEdge& edge, const Node& node) const { |
---|
775 | return Parent::direct(edge, node == Parent::source(edge)); |
---|
776 | } |
---|
777 | |
---|
778 | Edge oppositeEdge(const Edge& edge) const { |
---|
779 | return direct(edge, !Parent::direction(edge)); |
---|
780 | } |
---|
781 | |
---|
782 | int maxId(Node) const { |
---|
783 | return Parent::maxNodeId(); |
---|
784 | } |
---|
785 | int maxId(BNode) const { |
---|
786 | return Parent::maxBNodeId(); |
---|
787 | } |
---|
788 | int maxId(ANode) const { |
---|
789 | return Parent::maxANodeId(); |
---|
790 | } |
---|
791 | int maxId(Edge) const { |
---|
792 | return Parent::maxEdgeId(); |
---|
793 | } |
---|
794 | int maxId(UEdge) const { |
---|
795 | return Parent::maxUEdgeId(); |
---|
796 | } |
---|
797 | |
---|
798 | |
---|
799 | Node fromId(int id, Node) const { |
---|
800 | return Parent::nodeFromId(id); |
---|
801 | } |
---|
802 | ANode fromId(int id, ANode) const { |
---|
803 | return Parent::nodeFromANodeId(id); |
---|
804 | } |
---|
805 | BNode fromId(int id, BNode) const { |
---|
806 | return Parent::nodeFromBNodeId(id); |
---|
807 | } |
---|
808 | Edge fromId(int id, Edge) const { |
---|
809 | return Parent::edgeFromId(id); |
---|
810 | } |
---|
811 | UEdge fromId(int id, UEdge) const { |
---|
812 | return Parent::uEdgeFromId(id); |
---|
813 | } |
---|
814 | |
---|
815 | typedef AlterationNotifier<BpUGraphExtender, ANode> ANodeNotifier; |
---|
816 | typedef AlterationNotifier<BpUGraphExtender, BNode> BNodeNotifier; |
---|
817 | typedef AlterationNotifier<BpUGraphExtender, Node> NodeNotifier; |
---|
818 | typedef AlterationNotifier<BpUGraphExtender, Edge> EdgeNotifier; |
---|
819 | typedef AlterationNotifier<BpUGraphExtender, UEdge> UEdgeNotifier; |
---|
820 | |
---|
821 | protected: |
---|
822 | |
---|
823 | mutable ANodeNotifier anode_notifier; |
---|
824 | mutable BNodeNotifier bnode_notifier; |
---|
825 | mutable NodeNotifier node_notifier; |
---|
826 | mutable EdgeNotifier edge_notifier; |
---|
827 | mutable UEdgeNotifier uedge_notifier; |
---|
828 | |
---|
829 | public: |
---|
830 | |
---|
831 | NodeNotifier& notifier(Node) const { |
---|
832 | return node_notifier; |
---|
833 | } |
---|
834 | |
---|
835 | ANodeNotifier& notifier(ANode) const { |
---|
836 | return anode_notifier; |
---|
837 | } |
---|
838 | |
---|
839 | BNodeNotifier& notifier(BNode) const { |
---|
840 | return bnode_notifier; |
---|
841 | } |
---|
842 | |
---|
843 | EdgeNotifier& notifier(Edge) const { |
---|
844 | return edge_notifier; |
---|
845 | } |
---|
846 | |
---|
847 | UEdgeNotifier& notifier(UEdge) const { |
---|
848 | return uedge_notifier; |
---|
849 | } |
---|
850 | |
---|
851 | class NodeIt : public Node { |
---|
852 | const Graph* graph; |
---|
853 | public: |
---|
854 | |
---|
855 | NodeIt() { } |
---|
856 | |
---|
857 | NodeIt(Invalid i) : Node(INVALID) { } |
---|
858 | |
---|
859 | explicit NodeIt(const Graph& _graph) : graph(&_graph) { |
---|
860 | graph->first(static_cast<Node&>(*this)); |
---|
861 | } |
---|
862 | |
---|
863 | NodeIt(const Graph& _graph, const Node& node) |
---|
864 | : Node(node), graph(&_graph) { } |
---|
865 | |
---|
866 | NodeIt& operator++() { |
---|
867 | graph->next(*this); |
---|
868 | return *this; |
---|
869 | } |
---|
870 | |
---|
871 | }; |
---|
872 | |
---|
873 | class ANodeIt : public Node { |
---|
874 | friend class BpUGraphExtender; |
---|
875 | const Graph* graph; |
---|
876 | public: |
---|
877 | |
---|
878 | ANodeIt() { } |
---|
879 | |
---|
880 | ANodeIt(Invalid i) : Node(INVALID) { } |
---|
881 | |
---|
882 | explicit ANodeIt(const Graph& _graph) : graph(&_graph) { |
---|
883 | graph->firstANode(static_cast<Node&>(*this)); |
---|
884 | } |
---|
885 | |
---|
886 | ANodeIt(const Graph& _graph, const Node& node) |
---|
887 | : Node(node), graph(&_graph) {} |
---|
888 | |
---|
889 | ANodeIt& operator++() { |
---|
890 | graph->nextANode(*this); |
---|
891 | return *this; |
---|
892 | } |
---|
893 | }; |
---|
894 | |
---|
895 | class BNodeIt : public Node { |
---|
896 | friend class BpUGraphExtender; |
---|
897 | const Graph* graph; |
---|
898 | public: |
---|
899 | |
---|
900 | BNodeIt() { } |
---|
901 | |
---|
902 | BNodeIt(Invalid i) : Node(INVALID) { } |
---|
903 | |
---|
904 | explicit BNodeIt(const Graph& _graph) : graph(&_graph) { |
---|
905 | graph->firstBNode(static_cast<Node&>(*this)); |
---|
906 | } |
---|
907 | |
---|
908 | BNodeIt(const Graph& _graph, const Node& node) |
---|
909 | : Node(node), graph(&_graph) {} |
---|
910 | |
---|
911 | BNodeIt& operator++() { |
---|
912 | graph->nextBNode(*this); |
---|
913 | return *this; |
---|
914 | } |
---|
915 | }; |
---|
916 | |
---|
917 | class EdgeIt : public Edge { |
---|
918 | friend class BpUGraphExtender; |
---|
919 | const Graph* graph; |
---|
920 | public: |
---|
921 | |
---|
922 | EdgeIt() { } |
---|
923 | |
---|
924 | EdgeIt(Invalid i) : Edge(INVALID) { } |
---|
925 | |
---|
926 | explicit EdgeIt(const Graph& _graph) : graph(&_graph) { |
---|
927 | graph->first(static_cast<Edge&>(*this)); |
---|
928 | } |
---|
929 | |
---|
930 | EdgeIt(const Graph& _graph, const Edge& edge) |
---|
931 | : Edge(edge), graph(&_graph) { } |
---|
932 | |
---|
933 | EdgeIt& operator++() { |
---|
934 | graph->next(*this); |
---|
935 | return *this; |
---|
936 | } |
---|
937 | |
---|
938 | }; |
---|
939 | |
---|
940 | class UEdgeIt : public UEdge { |
---|
941 | friend class BpUGraphExtender; |
---|
942 | const Graph* graph; |
---|
943 | public: |
---|
944 | |
---|
945 | UEdgeIt() { } |
---|
946 | |
---|
947 | UEdgeIt(Invalid i) : UEdge(INVALID) { } |
---|
948 | |
---|
949 | explicit UEdgeIt(const Graph& _graph) : graph(&_graph) { |
---|
950 | graph->first(static_cast<UEdge&>(*this)); |
---|
951 | } |
---|
952 | |
---|
953 | UEdgeIt(const Graph& _graph, const UEdge& edge) |
---|
954 | : UEdge(edge), graph(&_graph) { } |
---|
955 | |
---|
956 | UEdgeIt& operator++() { |
---|
957 | graph->next(*this); |
---|
958 | return *this; |
---|
959 | } |
---|
960 | }; |
---|
961 | |
---|
962 | class OutEdgeIt : public Edge { |
---|
963 | friend class BpUGraphExtender; |
---|
964 | const Graph* graph; |
---|
965 | public: |
---|
966 | |
---|
967 | OutEdgeIt() { } |
---|
968 | |
---|
969 | OutEdgeIt(Invalid i) : Edge(i) { } |
---|
970 | |
---|
971 | OutEdgeIt(const Graph& _graph, const Node& node) |
---|
972 | : graph(&_graph) { |
---|
973 | graph->firstOut(*this, node); |
---|
974 | } |
---|
975 | |
---|
976 | OutEdgeIt(const Graph& _graph, const Edge& edge) |
---|
977 | : Edge(edge), graph(&_graph) {} |
---|
978 | |
---|
979 | OutEdgeIt& operator++() { |
---|
980 | graph->nextOut(*this); |
---|
981 | return *this; |
---|
982 | } |
---|
983 | |
---|
984 | }; |
---|
985 | |
---|
986 | |
---|
987 | class InEdgeIt : public Edge { |
---|
988 | friend class BpUGraphExtender; |
---|
989 | const Graph* graph; |
---|
990 | public: |
---|
991 | |
---|
992 | InEdgeIt() { } |
---|
993 | |
---|
994 | InEdgeIt(Invalid i) : Edge(i) { } |
---|
995 | |
---|
996 | InEdgeIt(const Graph& _graph, const Node& node) |
---|
997 | : graph(&_graph) { |
---|
998 | graph->firstIn(*this, node); |
---|
999 | } |
---|
1000 | |
---|
1001 | InEdgeIt(const Graph& _graph, const Edge& edge) : |
---|
1002 | Edge(edge), graph(&_graph) {} |
---|
1003 | |
---|
1004 | InEdgeIt& operator++() { |
---|
1005 | graph->nextIn(*this); |
---|
1006 | return *this; |
---|
1007 | } |
---|
1008 | |
---|
1009 | }; |
---|
1010 | |
---|
1011 | /// \brief Base node of the iterator |
---|
1012 | /// |
---|
1013 | /// Returns the base node (ie. the source in this case) of the iterator |
---|
1014 | Node baseNode(const OutEdgeIt &e) const { |
---|
1015 | return Parent::source(static_cast<const Edge&>(e)); |
---|
1016 | } |
---|
1017 | /// \brief Running node of the iterator |
---|
1018 | /// |
---|
1019 | /// Returns the running node (ie. the target in this case) of the |
---|
1020 | /// iterator |
---|
1021 | Node runningNode(const OutEdgeIt &e) const { |
---|
1022 | return Parent::target(static_cast<const Edge&>(e)); |
---|
1023 | } |
---|
1024 | |
---|
1025 | /// \brief Base node of the iterator |
---|
1026 | /// |
---|
1027 | /// Returns the base node (ie. the target in this case) of the iterator |
---|
1028 | Node baseNode(const InEdgeIt &e) const { |
---|
1029 | return Parent::target(static_cast<const Edge&>(e)); |
---|
1030 | } |
---|
1031 | /// \brief Running node of the iterator |
---|
1032 | /// |
---|
1033 | /// Returns the running node (ie. the source in this case) of the |
---|
1034 | /// iterator |
---|
1035 | Node runningNode(const InEdgeIt &e) const { |
---|
1036 | return Parent::source(static_cast<const Edge&>(e)); |
---|
1037 | } |
---|
1038 | |
---|
1039 | class IncEdgeIt : public Parent::UEdge { |
---|
1040 | friend class BpUGraphExtender; |
---|
1041 | const Graph* graph; |
---|
1042 | bool direction; |
---|
1043 | public: |
---|
1044 | |
---|
1045 | IncEdgeIt() { } |
---|
1046 | |
---|
1047 | IncEdgeIt(Invalid i) : UEdge(i), direction(true) { } |
---|
1048 | |
---|
1049 | IncEdgeIt(const Graph& _graph, const Node &n) : graph(&_graph) { |
---|
1050 | graph->firstInc(*this, direction, n); |
---|
1051 | } |
---|
1052 | |
---|
1053 | IncEdgeIt(const Graph& _graph, const UEdge &ue, const Node &n) |
---|
1054 | : graph(&_graph), UEdge(ue) { |
---|
1055 | direction = (graph->source(ue) == n); |
---|
1056 | } |
---|
1057 | |
---|
1058 | IncEdgeIt& operator++() { |
---|
1059 | graph->nextInc(*this, direction); |
---|
1060 | return *this; |
---|
1061 | } |
---|
1062 | }; |
---|
1063 | |
---|
1064 | |
---|
1065 | /// Base node of the iterator |
---|
1066 | /// |
---|
1067 | /// Returns the base node of the iterator |
---|
1068 | Node baseNode(const IncEdgeIt &e) const { |
---|
1069 | return e.direction ? source(e) : target(e); |
---|
1070 | } |
---|
1071 | |
---|
1072 | /// Running node of the iterator |
---|
1073 | /// |
---|
1074 | /// Returns the running node of the iterator |
---|
1075 | Node runningNode(const IncEdgeIt &e) const { |
---|
1076 | return e.direction ? target(e) : source(e); |
---|
1077 | } |
---|
1078 | |
---|
1079 | template <typename _Value> |
---|
1080 | class ANodeMap |
---|
1081 | : public MapExtender<DefaultMap<Graph, ANode, _Value> > { |
---|
1082 | public: |
---|
1083 | typedef BpUGraphExtender Graph; |
---|
1084 | typedef MapExtender<DefaultMap<Graph, ANode, _Value> > Parent; |
---|
1085 | |
---|
1086 | ANodeMap(const Graph& graph) |
---|
1087 | : Parent(graph) {} |
---|
1088 | ANodeMap(const Graph& graph, const _Value& value) |
---|
1089 | : Parent(graph, value) {} |
---|
1090 | |
---|
1091 | ANodeMap& operator=(const ANodeMap& cmap) { |
---|
1092 | return operator=<ANodeMap>(cmap); |
---|
1093 | } |
---|
1094 | |
---|
1095 | template <typename CMap> |
---|
1096 | ANodeMap& operator=(const CMap& cmap) { |
---|
1097 | Parent::operator=(cmap); |
---|
1098 | return *this; |
---|
1099 | } |
---|
1100 | |
---|
1101 | }; |
---|
1102 | |
---|
1103 | template <typename _Value> |
---|
1104 | class BNodeMap |
---|
1105 | : public MapExtender<DefaultMap<Graph, BNode, _Value> > { |
---|
1106 | public: |
---|
1107 | typedef BpUGraphExtender Graph; |
---|
1108 | typedef MapExtender<DefaultMap<Graph, BNode, _Value> > Parent; |
---|
1109 | |
---|
1110 | BNodeMap(const Graph& graph) |
---|
1111 | : Parent(graph) {} |
---|
1112 | BNodeMap(const Graph& graph, const _Value& value) |
---|
1113 | : Parent(graph, value) {} |
---|
1114 | |
---|
1115 | BNodeMap& operator=(const BNodeMap& cmap) { |
---|
1116 | return operator=<BNodeMap>(cmap); |
---|
1117 | } |
---|
1118 | |
---|
1119 | template <typename CMap> |
---|
1120 | BNodeMap& operator=(const CMap& cmap) { |
---|
1121 | Parent::operator=(cmap); |
---|
1122 | return *this; |
---|
1123 | } |
---|
1124 | |
---|
1125 | }; |
---|
1126 | |
---|
1127 | public: |
---|
1128 | |
---|
1129 | template <typename _Value> |
---|
1130 | class NodeMap { |
---|
1131 | public: |
---|
1132 | typedef BpUGraphExtender Graph; |
---|
1133 | |
---|
1134 | typedef Node Key; |
---|
1135 | typedef _Value Value; |
---|
1136 | |
---|
1137 | /// The reference type of the map; |
---|
1138 | typedef typename ANodeMap<_Value>::Reference Reference; |
---|
1139 | /// The const reference type of the map; |
---|
1140 | typedef typename ANodeMap<_Value>::ConstReference ConstReference; |
---|
1141 | |
---|
1142 | typedef True ReferenceMapTag; |
---|
1143 | |
---|
1144 | NodeMap(const Graph& _graph) |
---|
1145 | : graph(_graph), aNodeMap(_graph), bNodeMap(_graph) {} |
---|
1146 | NodeMap(const Graph& _graph, const _Value& _value) |
---|
1147 | : graph(_graph), aNodeMap(_graph, _value), bNodeMap(_graph, _value) {} |
---|
1148 | |
---|
1149 | NodeMap& operator=(const NodeMap& cmap) { |
---|
1150 | return operator=<NodeMap>(cmap); |
---|
1151 | } |
---|
1152 | |
---|
1153 | template <typename CMap> |
---|
1154 | NodeMap& operator=(const CMap& cmap) { |
---|
1155 | checkConcept<concepts::ReadMap<Node, _Value>, CMap>(); |
---|
1156 | aNodeMap = cmap; |
---|
1157 | bNodeMap = cmap; |
---|
1158 | return *this; |
---|
1159 | } |
---|
1160 | |
---|
1161 | ConstReference operator[](const Key& node) const { |
---|
1162 | if (Parent::aNode(node)) { |
---|
1163 | return aNodeMap[node]; |
---|
1164 | } else { |
---|
1165 | return bNodeMap[node]; |
---|
1166 | } |
---|
1167 | } |
---|
1168 | |
---|
1169 | Reference operator[](const Key& node) { |
---|
1170 | if (Parent::aNode(node)) { |
---|
1171 | return aNodeMap[node]; |
---|
1172 | } else { |
---|
1173 | return bNodeMap[node]; |
---|
1174 | } |
---|
1175 | } |
---|
1176 | |
---|
1177 | void set(const Key& node, const Value& value) { |
---|
1178 | if (Parent::aNode(node)) { |
---|
1179 | aNodeMap.set(node, value); |
---|
1180 | } else { |
---|
1181 | bNodeMap.set(node, value); |
---|
1182 | } |
---|
1183 | } |
---|
1184 | |
---|
1185 | class MapIt : public NodeIt { |
---|
1186 | public: |
---|
1187 | |
---|
1188 | typedef NodeIt Parent; |
---|
1189 | |
---|
1190 | explicit MapIt(NodeMap& _map) |
---|
1191 | : Parent(_map.graph), map(_map) {} |
---|
1192 | |
---|
1193 | typename MapTraits<NodeMap>::ConstReturnValue operator*() const { |
---|
1194 | return map[*this]; |
---|
1195 | } |
---|
1196 | |
---|
1197 | typename MapTraits<NodeMap>::ReturnValue operator*() { |
---|
1198 | return map[*this]; |
---|
1199 | } |
---|
1200 | |
---|
1201 | void set(const Value& value) { |
---|
1202 | map.set(*this, value); |
---|
1203 | } |
---|
1204 | |
---|
1205 | private: |
---|
1206 | NodeMap& map; |
---|
1207 | }; |
---|
1208 | |
---|
1209 | class ConstMapIt : public NodeIt { |
---|
1210 | public: |
---|
1211 | |
---|
1212 | typedef NodeIt Parent; |
---|
1213 | |
---|
1214 | explicit ConstMapIt(const NodeMap& _map) |
---|
1215 | : Parent(_map.graph), map(_map) {} |
---|
1216 | |
---|
1217 | typename MapTraits<NodeMap>::ConstReturnValue operator*() const { |
---|
1218 | return map[*this]; |
---|
1219 | } |
---|
1220 | |
---|
1221 | private: |
---|
1222 | const NodeMap& map; |
---|
1223 | }; |
---|
1224 | |
---|
1225 | class ItemIt : public NodeIt { |
---|
1226 | public: |
---|
1227 | |
---|
1228 | typedef NodeIt Parent; |
---|
1229 | |
---|
1230 | explicit ItemIt(const NodeMap& _map) |
---|
1231 | : Parent(_map.graph) {} |
---|
1232 | |
---|
1233 | }; |
---|
1234 | |
---|
1235 | private: |
---|
1236 | const Graph& graph; |
---|
1237 | ANodeMap<_Value> aNodeMap; |
---|
1238 | BNodeMap<_Value> bNodeMap; |
---|
1239 | }; |
---|
1240 | |
---|
1241 | |
---|
1242 | template <typename _Value> |
---|
1243 | class EdgeMap |
---|
1244 | : public MapExtender<DefaultMap<Graph, Edge, _Value> > { |
---|
1245 | public: |
---|
1246 | typedef BpUGraphExtender Graph; |
---|
1247 | typedef MapExtender<DefaultMap<Graph, Edge, _Value> > Parent; |
---|
1248 | |
---|
1249 | EdgeMap(const Graph& graph) |
---|
1250 | : Parent(graph) {} |
---|
1251 | EdgeMap(const Graph& graph, const _Value& value) |
---|
1252 | : Parent(graph, value) {} |
---|
1253 | |
---|
1254 | EdgeMap& operator=(const EdgeMap& cmap) { |
---|
1255 | return operator=<EdgeMap>(cmap); |
---|
1256 | } |
---|
1257 | |
---|
1258 | template <typename CMap> |
---|
1259 | EdgeMap& operator=(const CMap& cmap) { |
---|
1260 | Parent::operator=(cmap); |
---|
1261 | return *this; |
---|
1262 | } |
---|
1263 | }; |
---|
1264 | |
---|
1265 | template <typename _Value> |
---|
1266 | class UEdgeMap |
---|
1267 | : public MapExtender<DefaultMap<Graph, UEdge, _Value> > { |
---|
1268 | public: |
---|
1269 | typedef BpUGraphExtender Graph; |
---|
1270 | typedef MapExtender<DefaultMap<Graph, UEdge, _Value> > Parent; |
---|
1271 | |
---|
1272 | UEdgeMap(const Graph& graph) |
---|
1273 | : Parent(graph) {} |
---|
1274 | UEdgeMap(const Graph& graph, const _Value& value) |
---|
1275 | : Parent(graph, value) {} |
---|
1276 | |
---|
1277 | UEdgeMap& operator=(const UEdgeMap& cmap) { |
---|
1278 | return operator=<UEdgeMap>(cmap); |
---|
1279 | } |
---|
1280 | |
---|
1281 | template <typename CMap> |
---|
1282 | UEdgeMap& operator=(const CMap& cmap) { |
---|
1283 | Parent::operator=(cmap); |
---|
1284 | return *this; |
---|
1285 | } |
---|
1286 | }; |
---|
1287 | |
---|
1288 | |
---|
1289 | Node addANode() { |
---|
1290 | Node node = Parent::addANode(); |
---|
1291 | notifier(ANode()).add(node); |
---|
1292 | notifier(Node()).add(node); |
---|
1293 | return node; |
---|
1294 | } |
---|
1295 | |
---|
1296 | Node addBNode() { |
---|
1297 | Node node = Parent::addBNode(); |
---|
1298 | notifier(BNode()).add(node); |
---|
1299 | notifier(Node()).add(node); |
---|
1300 | return node; |
---|
1301 | } |
---|
1302 | |
---|
1303 | UEdge addEdge(const Node& s, const Node& t) { |
---|
1304 | UEdge uedge = Parent::addEdge(s, t); |
---|
1305 | notifier(UEdge()).add(uedge); |
---|
1306 | |
---|
1307 | std::vector<Edge> ev; |
---|
1308 | ev.push_back(Parent::direct(uedge, true)); |
---|
1309 | ev.push_back(Parent::direct(uedge, false)); |
---|
1310 | notifier(Edge()).add(ev); |
---|
1311 | |
---|
1312 | return uedge; |
---|
1313 | } |
---|
1314 | |
---|
1315 | void clear() { |
---|
1316 | notifier(Edge()).clear(); |
---|
1317 | notifier(UEdge()).clear(); |
---|
1318 | notifier(Node()).clear(); |
---|
1319 | notifier(BNode()).clear(); |
---|
1320 | notifier(ANode()).clear(); |
---|
1321 | Parent::clear(); |
---|
1322 | } |
---|
1323 | |
---|
1324 | template <typename Graph, typename ANodeRefMap, |
---|
1325 | typename BNodeRefMap, typename UEdgeRefMap> |
---|
1326 | void build(const Graph& graph, ANodeRefMap& aNodeRef, |
---|
1327 | BNodeRefMap& bNodeRef, UEdgeRefMap& uEdgeRef) { |
---|
1328 | Parent::build(graph, aNodeRef, bNodeRef, uEdgeRef); |
---|
1329 | notifier(ANode()).build(); |
---|
1330 | notifier(BNode()).build(); |
---|
1331 | notifier(Node()).build(); |
---|
1332 | notifier(UEdge()).build(); |
---|
1333 | notifier(Edge()).build(); |
---|
1334 | } |
---|
1335 | |
---|
1336 | void erase(const Node& node) { |
---|
1337 | UEdge uedge; |
---|
1338 | if (Parent::aNode(node)) { |
---|
1339 | Parent::firstFromANode(uedge, node); |
---|
1340 | while (uedge != INVALID) { |
---|
1341 | erase(uedge); |
---|
1342 | Parent::firstFromANode(uedge, node); |
---|
1343 | } |
---|
1344 | notifier(ANode()).erase(node); |
---|
1345 | } else { |
---|
1346 | Parent::firstFromBNode(uedge, node); |
---|
1347 | while (uedge != INVALID) { |
---|
1348 | erase(uedge); |
---|
1349 | Parent::firstFromBNode(uedge, node); |
---|
1350 | } |
---|
1351 | notifier(BNode()).erase(node); |
---|
1352 | } |
---|
1353 | |
---|
1354 | notifier(Node()).erase(node); |
---|
1355 | Parent::erase(node); |
---|
1356 | } |
---|
1357 | |
---|
1358 | void erase(const UEdge& uedge) { |
---|
1359 | std::vector<Edge> ev; |
---|
1360 | ev.push_back(Parent::direct(uedge, true)); |
---|
1361 | ev.push_back(Parent::direct(uedge, false)); |
---|
1362 | notifier(Edge()).erase(ev); |
---|
1363 | notifier(UEdge()).erase(uedge); |
---|
1364 | Parent::erase(uedge); |
---|
1365 | } |
---|
1366 | |
---|
1367 | |
---|
1368 | BpUGraphExtender() { |
---|
1369 | anode_notifier.setContainer(*this); |
---|
1370 | bnode_notifier.setContainer(*this); |
---|
1371 | node_notifier.setContainer(*this); |
---|
1372 | edge_notifier.setContainer(*this); |
---|
1373 | uedge_notifier.setContainer(*this); |
---|
1374 | } |
---|
1375 | |
---|
1376 | ~BpUGraphExtender() { |
---|
1377 | uedge_notifier.clear(); |
---|
1378 | edge_notifier.clear(); |
---|
1379 | node_notifier.clear(); |
---|
1380 | anode_notifier.clear(); |
---|
1381 | bnode_notifier.clear(); |
---|
1382 | } |
---|
1383 | |
---|
1384 | Edge findEdge(Node u, Node v, Edge prev = INVALID) const { |
---|
1385 | UEdge uedge = Parent::findUEdge(u, v, prev); |
---|
1386 | if (uedge != INVALID) { |
---|
1387 | return Parent::direct(uedge, Parent::aNode(u)); |
---|
1388 | } else { |
---|
1389 | return INVALID; |
---|
1390 | } |
---|
1391 | } |
---|
1392 | |
---|
1393 | }; |
---|
1394 | |
---|
1395 | } |
---|
1396 | |
---|
1397 | #endif |
---|