1 | /* -*- C++ -*- |
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2 | * src/lemon/demo/graph_to_eps.cc - |
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3 | * Part of LEMON, a generic C++ optimization library |
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4 | * |
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5 | * Copyright (C) 2004 Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport |
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6 | * (Egervary Combinatorial Optimization Research Group, EGRES). |
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7 | * |
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8 | * Permission to use, modify and distribute this software is granted |
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9 | * provided that this copyright notice appears in all copies. For |
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10 | * precise terms see the accompanying LICENSE file. |
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11 | * |
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12 | * This software is provided "AS IS" with no warranty of any kind, |
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13 | * express or implied, and with no claim as to its suitability for any |
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14 | * purpose. |
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15 | * |
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16 | */ |
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17 | |
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18 | #include<lemon/graph_to_eps.h> |
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19 | #include<lemon/maps.h> |
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20 | #include<lemon/list_graph.h> |
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21 | |
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22 | |
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23 | using namespace std; |
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24 | using namespace lemon; |
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25 | |
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26 | class ColorSet : public MapBase<int,Color> |
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27 | { |
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28 | public: |
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29 | Color operator[](int i) const |
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30 | { |
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31 | switch(i%8){ |
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32 | case 0: return Color(0,0,0); |
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33 | case 1: return Color(1,0,0); |
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34 | case 2: return Color(0,1,0); |
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35 | case 3: return Color(0,0,1); |
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36 | case 4: return Color(1,1,0); |
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37 | case 5: return Color(1,0,1); |
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38 | case 6: return Color(0,1,1); |
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39 | case 7: return Color(1,1,1); |
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40 | } |
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41 | return Color(0,0,0); |
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42 | } |
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43 | } colorSet; |
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44 | |
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45 | class IdMap :public MapBase<ListGraph::Node,int> |
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46 | { |
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47 | const ListGraph &g; |
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48 | public: |
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49 | IdMap(const ListGraph &_g) :g(_g) {} |
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50 | Value operator[](Key n) const { return g.id(n); } |
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51 | }; |
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52 | |
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53 | int main() |
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54 | { |
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55 | ListGraph g; |
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56 | typedef ListGraph::Node Node; |
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57 | typedef ListGraph::NodeIt NodeIt; |
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58 | typedef ListGraph::Edge Edge; |
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59 | typedef xy<int> Xy; |
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60 | |
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61 | Node n1=g.addNode(); |
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62 | Node n2=g.addNode(); |
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63 | Node n3=g.addNode(); |
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64 | Node n4=g.addNode(); |
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65 | Node n5=g.addNode(); |
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66 | |
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67 | ListGraph::NodeMap<Xy> coords(g); |
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68 | ListGraph::NodeMap<double> sizes(g); |
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69 | ListGraph::NodeMap<int> colors(g); |
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70 | ListGraph::NodeMap<int> shapes(g); |
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71 | ListGraph::EdgeMap<int> ecolors(g); |
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72 | ListGraph::EdgeMap<int> widths(g); |
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73 | |
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74 | coords[n1]=Xy(50,50); sizes[n1]=1; colors[n1]=1; shapes[n1]=0; |
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75 | coords[n2]=Xy(50,70); sizes[n2]=2; colors[n2]=2; shapes[n2]=2; |
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76 | coords[n3]=Xy(70,70); sizes[n3]=1; colors[n3]=3; shapes[n3]=0; |
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77 | coords[n4]=Xy(70,50); sizes[n4]=2; colors[n4]=4; shapes[n4]=1; |
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78 | coords[n5]=Xy(85,60); sizes[n5]=3; colors[n5]=5; shapes[n5]=2; |
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79 | |
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80 | Edge e; |
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81 | |
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82 | e=g.addEdge(n1,n2); ecolors[e]=0; widths[e]=1; |
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83 | e=g.addEdge(n2,n3); ecolors[e]=0; widths[e]=1; |
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84 | e=g.addEdge(n3,n5); ecolors[e]=0; widths[e]=3; |
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85 | e=g.addEdge(n5,n4); ecolors[e]=0; widths[e]=1; |
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86 | e=g.addEdge(n4,n1); ecolors[e]=0; widths[e]=1; |
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87 | e=g.addEdge(n2,n4); ecolors[e]=1; widths[e]=2; |
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88 | e=g.addEdge(n3,n4); ecolors[e]=2; widths[e]=1; |
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89 | |
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90 | IdMap id(g); |
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91 | |
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92 | graphToEps(g,"graph_to_eps_demo_out.eps").scale(10).coords(coords). |
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93 | title("Sample .eps figure"). |
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94 | copyright("(C) 2004 LEMON Project"). |
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95 | nodeScale(2).nodeSizes(sizes). |
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96 | nodeShapes(shapes). |
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97 | nodeColors(composeMap(colorSet,colors)). |
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98 | edgeColors(composeMap(colorSet,ecolors)). |
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99 | edgeWidthScale(.4).edgeWidths(widths). |
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100 | nodeTexts(id).nodeTextSize(3). |
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101 | run(); |
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102 | |
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103 | graphToEps(g,"graph_to_eps_demo_out_arr.eps").scale(10). |
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104 | title("Sample .eps figure (with arrowheads)"). |
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105 | copyright("(C) 2004 LEMON Project"). |
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106 | nodeColors(composeMap(colorSet,colors)). |
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107 | coords(coords). |
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108 | nodeScale(2).nodeSizes(sizes). |
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109 | nodeShapes(shapes). |
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110 | edgeColors(composeMap(colorSet,ecolors)). |
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111 | edgeWidthScale(.4).edgeWidths(widths). |
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112 | nodeTexts(id).nodeTextSize(3). |
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113 | drawArrows().arrowWidth(1).arrowLength(1). |
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114 | run(); |
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115 | |
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116 | e=g.addEdge(n1,n4); ecolors[e]=2; widths[e]=1; |
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117 | e=g.addEdge(n4,n1); ecolors[e]=1; widths[e]=2; |
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118 | |
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119 | e=g.addEdge(n1,n2); ecolors[e]=1; widths[e]=1; |
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120 | e=g.addEdge(n1,n2); ecolors[e]=2; widths[e]=1; |
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121 | e=g.addEdge(n1,n2); ecolors[e]=3; widths[e]=1; |
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122 | e=g.addEdge(n1,n2); ecolors[e]=4; widths[e]=1; |
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123 | e=g.addEdge(n1,n2); ecolors[e]=5; widths[e]=1; |
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124 | e=g.addEdge(n1,n2); ecolors[e]=6; widths[e]=1; |
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125 | e=g.addEdge(n1,n2); ecolors[e]=7; widths[e]=1; |
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126 | |
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127 | graphToEps(g,"graph_to_eps_demo_out_par.eps").scale(10). |
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128 | title("Sample .eps figure (parallel edges)"). |
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129 | copyright("(C) 2004 LEMON Project"). |
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130 | nodeShapes(shapes). |
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131 | coords(coords). |
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132 | nodeScale(2).nodeSizes(sizes). |
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133 | nodeColors(composeMap(colorSet,colors)). |
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134 | edgeColors(composeMap(colorSet,ecolors)). |
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135 | edgeWidthScale(.4).edgeWidths(widths). |
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136 | nodeTexts(id).nodeTextSize(3). |
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137 | enableParallel().parEdgeDist(1.5). |
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138 | run(); |
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139 | |
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140 | graphToEps(g,"graph_to_eps_demo_out_par_arr.eps").scale(10). |
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141 | title("Sample .eps figure (parallel edges and arrowheads)"). |
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142 | copyright("(C) 2004 LEMON Project"). |
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143 | nodeScale(2).nodeSizes(sizes). |
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144 | coords(coords). |
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145 | nodeShapes(shapes). |
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146 | nodeColors(composeMap(colorSet,colors)). |
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147 | edgeColors(composeMap(colorSet,ecolors)). |
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148 | edgeWidthScale(.3).edgeWidths(widths). |
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149 | nodeTexts(id).nodeTextSize(3). |
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150 | enableParallel().parEdgeDist(1). |
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151 | drawArrows().arrowWidth(1).arrowLength(1). |
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152 | run(); |
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153 | |
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154 | graphToEps(g,"graph_to_eps_demo_out_a4.eps").scaleToA4(). |
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155 | title("Sample .eps figure (fits to A4)"). |
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156 | copyright("(C) 2004 LEMON Project"). |
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157 | nodeScale(2).nodeSizes(sizes). |
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158 | coords(coords). |
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159 | nodeShapes(shapes). |
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160 | nodeColors(composeMap(colorSet,colors)). |
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161 | edgeColors(composeMap(colorSet,ecolors)). |
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162 | edgeWidthScale(.3).edgeWidths(widths). |
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163 | nodeTexts(id).nodeTextSize(3). |
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164 | enableParallel().parEdgeDist(1). |
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165 | drawArrows().arrowWidth(1).arrowLength(1). |
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166 | run(); |
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167 | |
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168 | } |
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