1 /* -*- C++ -*- |
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2 * src/lemon/default_map.h - Part of LEMON, a generic C++ optimization library |
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3 * |
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4 * Copyright (C) 2005 Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport |
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5 * (Egervary Combinatorial Optimization Research Group, EGRES). |
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6 * |
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7 * Permission to use, modify and distribute this software is granted |
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8 * provided that this copyright notice appears in all copies. For |
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9 * precise terms see the accompanying LICENSE file. |
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10 * |
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11 * This software is provided "AS IS" with no warranty of any kind, |
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12 * express or implied, and with no claim as to its suitability for any |
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13 * purpose. |
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14 * |
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15 */ |
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16 |
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17 #ifndef LEMON_DEFAULT_MAP_H |
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18 #define LEMON_DEFAULT_MAP_H |
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19 |
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20 |
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21 #include <lemon/array_map.h> |
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22 #include <lemon/vector_map.h> |
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23 |
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24 ///\ingroup graphmaps |
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25 ///\file |
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26 ///\brief Graph maps that construct and destruct |
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27 ///their elements dynamically. |
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28 |
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29 namespace lemon { |
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30 |
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31 /// \addtogroup graphmaps |
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32 /// @{ |
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33 |
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34 /** The ArrayMap template class is graph map structure what |
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35 * automatically updates the map when a key is added to or erased from |
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36 * the map. This map uses the VectorMap if the Value is a primitive |
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37 * type and the ArrayMap for the other cases. |
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38 * |
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39 * The template parameter is the MapRegistry that the maps |
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40 * will belong to and the Value. |
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41 */ |
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42 |
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43 |
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44 |
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45 template <typename _Graph, typename _Item, typename _Value> |
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46 struct DefaultMapSelector { |
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47 typedef ArrayMap<_Graph, _Item, _Value> Map; |
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48 }; |
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49 |
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50 // bool |
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51 template <typename _Graph, typename _Item> |
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52 struct DefaultMapSelector<_Graph, _Item, bool> { |
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53 typedef VectorMap<_Graph, _Item, bool> Map; |
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54 }; |
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55 |
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56 // char |
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57 template <typename _Graph, typename _Item> |
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58 struct DefaultMapSelector<_Graph, _Item, char> { |
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59 typedef VectorMap<_Graph, _Item, char> Map; |
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60 }; |
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61 |
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62 template <typename _Graph, typename _Item> |
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63 struct DefaultMapSelector<_Graph, _Item, signed char> { |
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64 typedef VectorMap<_Graph, _Item, signed char> Map; |
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65 }; |
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66 |
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67 template <typename _Graph, typename _Item> |
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68 struct DefaultMapSelector<_Graph, _Item, unsigned char> { |
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69 typedef VectorMap<_Graph, _Item, unsigned char> Map; |
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70 }; |
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71 |
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72 |
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73 // int |
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74 template <typename _Graph, typename _Item> |
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75 struct DefaultMapSelector<_Graph, _Item, signed int> { |
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76 typedef VectorMap<_Graph, _Item, signed int> Map; |
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77 }; |
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78 |
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79 template <typename _Graph, typename _Item> |
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80 struct DefaultMapSelector<_Graph, _Item, unsigned int> { |
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81 typedef VectorMap<_Graph, _Item, unsigned int> Map; |
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82 }; |
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83 |
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84 |
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85 // short |
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86 template <typename _Graph, typename _Item> |
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87 struct DefaultMapSelector<_Graph, _Item, signed short> { |
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88 typedef VectorMap<_Graph, _Item, signed short> Map; |
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89 }; |
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90 |
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91 template <typename _Graph, typename _Item> |
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92 struct DefaultMapSelector<_Graph, _Item, unsigned short> { |
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93 typedef VectorMap<_Graph, _Item, unsigned short> Map; |
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94 }; |
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95 |
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96 |
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97 // long |
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98 template <typename _Graph, typename _Item> |
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99 struct DefaultMapSelector<_Graph, _Item, signed long> { |
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100 typedef VectorMap<_Graph, _Item, signed long> Map; |
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101 }; |
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102 |
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103 template <typename _Graph, typename _Item> |
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104 struct DefaultMapSelector<_Graph, _Item, unsigned long> { |
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105 typedef VectorMap<_Graph, _Item, unsigned long> Map; |
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106 }; |
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107 |
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108 // \todo handling long long type |
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109 |
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110 |
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111 // float |
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112 template <typename _Graph, typename _Item> |
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113 struct DefaultMapSelector<_Graph, _Item, float> { |
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114 typedef VectorMap<_Graph, _Item, float> Map; |
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115 }; |
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116 |
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117 |
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118 // double |
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119 template <typename _Graph, typename _Item> |
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120 struct DefaultMapSelector<_Graph, _Item, double> { |
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121 typedef VectorMap<_Graph, _Item, double> Map; |
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122 }; |
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123 |
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124 |
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125 // long double |
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126 template <typename _Graph, typename _Item> |
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127 struct DefaultMapSelector<_Graph, _Item, long double> { |
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128 typedef VectorMap<_Graph, _Item, long double> Map; |
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129 }; |
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130 |
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131 |
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132 // pointer |
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133 template <typename _Graph, typename _Item, typename _Ptr> |
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134 struct DefaultMapSelector<_Graph, _Item, _Ptr*> { |
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135 typedef VectorMap<_Graph, _Item, _Ptr*> Map; |
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136 }; |
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137 |
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138 |
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139 |
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140 template < |
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141 typename _Graph, |
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142 typename _Item, |
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143 typename _Value> |
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144 class DefaultMap |
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145 : public DefaultMapSelector<_Graph, _Item, _Value>::Map { |
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146 public: |
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147 typedef typename DefaultMapSelector<_Graph, _Item, _Value>::Map Parent; |
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148 typedef DefaultMap<_Graph, _Item, _Value> Map; |
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149 |
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150 typedef typename Parent::Graph Graph; |
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151 typedef typename Parent::Value Value; |
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152 |
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153 DefaultMap(const Graph& _g) : Parent(_g) {} |
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154 DefaultMap(const Graph& _g, const Value& _v) : Parent(_g, _v) {} |
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155 }; |
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156 |
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157 |
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158 |
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159 template <typename _Base> |
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160 class DefaultMappableGraphExtender : public _Base { |
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161 public: |
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162 |
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163 typedef DefaultMappableGraphExtender<_Base> Graph; |
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164 typedef _Base Parent; |
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165 |
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166 typedef typename Parent::Node Node; |
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167 typedef typename Parent::NodeIt NodeIt; |
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168 |
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169 typedef typename Parent::Edge Edge; |
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170 typedef typename Parent::EdgeIt EdgeIt; |
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171 |
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172 |
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173 template <typename _Value> |
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174 class NodeMap |
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175 : public IterableMapExtender<DefaultMap<Graph, Node, _Value> > { |
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176 public: |
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177 typedef DefaultMappableGraphExtender Graph; |
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178 typedef IterableMapExtender<DefaultMap<Graph, Node, _Value> > Parent; |
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179 |
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180 NodeMap(const Graph& _g) |
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181 : Parent(_g) {} |
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182 NodeMap(const Graph& _g, const _Value& _v) |
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183 : Parent(_g, _v) {} |
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184 }; |
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185 |
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186 template <typename _Value> |
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187 class EdgeMap |
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188 : public IterableMapExtender<DefaultMap<Graph, Edge, _Value> > { |
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189 public: |
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190 typedef DefaultMappableGraphExtender Graph; |
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191 typedef IterableMapExtender<DefaultMap<Graph, Edge, _Value> > Parent; |
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192 |
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193 EdgeMap(const Graph& _g) |
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194 : Parent(_g) {} |
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195 EdgeMap(const Graph& _g, const _Value& _v) |
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196 : Parent(_g, _v) {} |
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197 }; |
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198 |
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199 }; |
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200 |
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201 template <typename _Base> |
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202 class MappableUndirGraphExtender : |
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203 public DefaultMappableGraphExtender<_Base> { |
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204 public: |
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205 |
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206 typedef MappableUndirGraphExtender Graph; |
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207 typedef DefaultMappableGraphExtender<_Base> Parent; |
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208 |
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209 typedef typename Parent::UndirEdge UndirEdge; |
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210 |
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211 template <typename _Value> |
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212 class UndirEdgeMap |
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213 : public IterableMapExtender<DefaultMap<Graph, UndirEdge, _Value> > { |
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214 public: |
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215 typedef MappableUndirGraphExtender Graph; |
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216 typedef IterableMapExtender< |
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217 DefaultMap<Graph, UndirEdge, _Value> > Parent; |
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218 |
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219 UndirEdgeMap(const Graph& _g) |
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220 : Parent(_g) {} |
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221 UndirEdgeMap(const Graph& _g, const _Value& _v) |
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222 : Parent(_g, _v) {} |
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223 }; |
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224 |
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225 |
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226 }; |
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227 |
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228 } |
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229 |
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230 #endif |
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