[209] | 1 | /* -*- mode: C++; indent-tabs-mode: nil; -*- |
---|
[128] | 2 | * |
---|
[209] | 3 | * This file is a part of LEMON, a generic C++ optimization library. |
---|
[128] | 4 | * |
---|
[440] | 5 | * Copyright (C) 2003-2009 |
---|
[128] | 6 | * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport |
---|
| 7 | * (Egervary Research Group on Combinatorial Optimization, EGRES). |
---|
| 8 | * |
---|
| 9 | * Permission to use, modify and distribute this software is granted |
---|
| 10 | * provided that this copyright notice appears in all copies. For |
---|
| 11 | * precise terms see the accompanying LICENSE file. |
---|
| 12 | * |
---|
| 13 | * This software is provided "AS IS" with no warranty of any kind, |
---|
| 14 | * express or implied, and with no claim as to its suitability for any |
---|
| 15 | * purpose. |
---|
| 16 | * |
---|
| 17 | */ |
---|
| 18 | |
---|
| 19 | /// \ingroup demos |
---|
| 20 | /// \file |
---|
[206] | 21 | /// \brief Demo of the graph drawing function \ref graphToEps() |
---|
[128] | 22 | /// |
---|
[211] | 23 | /// This demo program shows examples how to use the function \ref |
---|
| 24 | /// graphToEps(). It takes no input but simply creates seven |
---|
[128] | 25 | /// <tt>.eps</tt> files demonstrating the capability of \ref |
---|
[206] | 26 | /// graphToEps(), and showing how to draw directed graphs, |
---|
[128] | 27 | /// how to handle parallel egdes, how to change the properties (like |
---|
| 28 | /// color, shape, size, title etc.) of nodes and arcs individually |
---|
[313] | 29 | /// using appropriate graph maps. |
---|
[128] | 30 | /// |
---|
| 31 | /// \include graph_to_eps_demo.cc |
---|
| 32 | |
---|
| 33 | #include<lemon/list_graph.h> |
---|
[206] | 34 | #include<lemon/graph_to_eps.h> |
---|
| 35 | #include<lemon/math.h> |
---|
[128] | 36 | |
---|
| 37 | using namespace std; |
---|
| 38 | using namespace lemon; |
---|
| 39 | |
---|
| 40 | int main() |
---|
| 41 | { |
---|
| 42 | Palette palette; |
---|
[129] | 43 | Palette paletteW(true); |
---|
[128] | 44 | |
---|
[206] | 45 | // Create a small digraph |
---|
[128] | 46 | ListDigraph g; |
---|
| 47 | typedef ListDigraph::Node Node; |
---|
| 48 | typedef ListDigraph::NodeIt NodeIt; |
---|
| 49 | typedef ListDigraph::Arc Arc; |
---|
| 50 | typedef dim2::Point<int> Point; |
---|
[209] | 51 | |
---|
[128] | 52 | Node n1=g.addNode(); |
---|
| 53 | Node n2=g.addNode(); |
---|
| 54 | Node n3=g.addNode(); |
---|
| 55 | Node n4=g.addNode(); |
---|
| 56 | Node n5=g.addNode(); |
---|
| 57 | |
---|
| 58 | ListDigraph::NodeMap<Point> coords(g); |
---|
| 59 | ListDigraph::NodeMap<double> sizes(g); |
---|
| 60 | ListDigraph::NodeMap<int> colors(g); |
---|
| 61 | ListDigraph::NodeMap<int> shapes(g); |
---|
[206] | 62 | ListDigraph::ArcMap<int> acolors(g); |
---|
[128] | 63 | ListDigraph::ArcMap<int> widths(g); |
---|
[209] | 64 | |
---|
[128] | 65 | coords[n1]=Point(50,50); sizes[n1]=1; colors[n1]=1; shapes[n1]=0; |
---|
| 66 | coords[n2]=Point(50,70); sizes[n2]=2; colors[n2]=2; shapes[n2]=2; |
---|
| 67 | coords[n3]=Point(70,70); sizes[n3]=1; colors[n3]=3; shapes[n3]=0; |
---|
| 68 | coords[n4]=Point(70,50); sizes[n4]=2; colors[n4]=4; shapes[n4]=1; |
---|
| 69 | coords[n5]=Point(85,60); sizes[n5]=3; colors[n5]=5; shapes[n5]=2; |
---|
[209] | 70 | |
---|
[206] | 71 | Arc a; |
---|
[128] | 72 | |
---|
[206] | 73 | a=g.addArc(n1,n2); acolors[a]=0; widths[a]=1; |
---|
| 74 | a=g.addArc(n2,n3); acolors[a]=0; widths[a]=1; |
---|
| 75 | a=g.addArc(n3,n5); acolors[a]=0; widths[a]=3; |
---|
| 76 | a=g.addArc(n5,n4); acolors[a]=0; widths[a]=1; |
---|
| 77 | a=g.addArc(n4,n1); acolors[a]=0; widths[a]=1; |
---|
| 78 | a=g.addArc(n2,n4); acolors[a]=1; widths[a]=2; |
---|
| 79 | a=g.addArc(n3,n4); acolors[a]=2; widths[a]=1; |
---|
[209] | 80 | |
---|
[128] | 81 | IdMap<ListDigraph,Node> id(g); |
---|
| 82 | |
---|
[211] | 83 | // Create .eps files showing the digraph with different options |
---|
[206] | 84 | cout << "Create 'graph_to_eps_demo_out_1_pure.eps'" << endl; |
---|
| 85 | graphToEps(g,"graph_to_eps_demo_out_1_pure.eps"). |
---|
[128] | 86 | coords(coords). |
---|
| 87 | title("Sample .eps figure"). |
---|
[440] | 88 | copyright("(C) 2003-2009 LEMON Project"). |
---|
[128] | 89 | run(); |
---|
| 90 | |
---|
[206] | 91 | cout << "Create 'graph_to_eps_demo_out_2.eps'" << endl; |
---|
| 92 | graphToEps(g,"graph_to_eps_demo_out_2.eps"). |
---|
[128] | 93 | coords(coords). |
---|
| 94 | title("Sample .eps figure"). |
---|
[440] | 95 | copyright("(C) 2003-2009 LEMON Project"). |
---|
[128] | 96 | absoluteNodeSizes().absoluteArcWidths(). |
---|
| 97 | nodeScale(2).nodeSizes(sizes). |
---|
| 98 | nodeShapes(shapes). |
---|
| 99 | nodeColors(composeMap(palette,colors)). |
---|
[206] | 100 | arcColors(composeMap(palette,acolors)). |
---|
[128] | 101 | arcWidthScale(.4).arcWidths(widths). |
---|
| 102 | nodeTexts(id).nodeTextSize(3). |
---|
| 103 | run(); |
---|
| 104 | |
---|
[206] | 105 | cout << "Create 'graph_to_eps_demo_out_3_arr.eps'" << endl; |
---|
| 106 | graphToEps(g,"graph_to_eps_demo_out_3_arr.eps"). |
---|
[128] | 107 | title("Sample .eps figure (with arrowheads)"). |
---|
[440] | 108 | copyright("(C) 2003-2009 LEMON Project"). |
---|
[128] | 109 | absoluteNodeSizes().absoluteArcWidths(). |
---|
| 110 | nodeColors(composeMap(palette,colors)). |
---|
| 111 | coords(coords). |
---|
| 112 | nodeScale(2).nodeSizes(sizes). |
---|
| 113 | nodeShapes(shapes). |
---|
[206] | 114 | arcColors(composeMap(palette,acolors)). |
---|
[128] | 115 | arcWidthScale(.4).arcWidths(widths). |
---|
| 116 | nodeTexts(id).nodeTextSize(3). |
---|
[206] | 117 | drawArrows().arrowWidth(2).arrowLength(2). |
---|
[128] | 118 | run(); |
---|
| 119 | |
---|
[211] | 120 | // Add more arcs to the digraph |
---|
[206] | 121 | a=g.addArc(n1,n4); acolors[a]=2; widths[a]=1; |
---|
| 122 | a=g.addArc(n4,n1); acolors[a]=1; widths[a]=2; |
---|
[128] | 123 | |
---|
[206] | 124 | a=g.addArc(n1,n2); acolors[a]=1; widths[a]=1; |
---|
| 125 | a=g.addArc(n1,n2); acolors[a]=2; widths[a]=1; |
---|
| 126 | a=g.addArc(n1,n2); acolors[a]=3; widths[a]=1; |
---|
| 127 | a=g.addArc(n1,n2); acolors[a]=4; widths[a]=1; |
---|
| 128 | a=g.addArc(n1,n2); acolors[a]=5; widths[a]=1; |
---|
| 129 | a=g.addArc(n1,n2); acolors[a]=6; widths[a]=1; |
---|
| 130 | a=g.addArc(n1,n2); acolors[a]=7; widths[a]=1; |
---|
[128] | 131 | |
---|
[211] | 132 | cout << "Create 'graph_to_eps_demo_out_4_par.eps'" << endl; |
---|
| 133 | graphToEps(g,"graph_to_eps_demo_out_4_par.eps"). |
---|
[128] | 134 | title("Sample .eps figure (parallel arcs)"). |
---|
[440] | 135 | copyright("(C) 2003-2009 LEMON Project"). |
---|
[128] | 136 | absoluteNodeSizes().absoluteArcWidths(). |
---|
| 137 | nodeShapes(shapes). |
---|
| 138 | coords(coords). |
---|
| 139 | nodeScale(2).nodeSizes(sizes). |
---|
| 140 | nodeColors(composeMap(palette,colors)). |
---|
[206] | 141 | arcColors(composeMap(palette,acolors)). |
---|
[128] | 142 | arcWidthScale(.4).arcWidths(widths). |
---|
| 143 | nodeTexts(id).nodeTextSize(3). |
---|
| 144 | enableParallel().parArcDist(1.5). |
---|
| 145 | run(); |
---|
[206] | 146 | |
---|
[211] | 147 | cout << "Create 'graph_to_eps_demo_out_5_par_arr.eps'" << endl; |
---|
| 148 | graphToEps(g,"graph_to_eps_demo_out_5_par_arr.eps"). |
---|
[128] | 149 | title("Sample .eps figure (parallel arcs and arrowheads)"). |
---|
[440] | 150 | copyright("(C) 2003-2009 LEMON Project"). |
---|
[128] | 151 | absoluteNodeSizes().absoluteArcWidths(). |
---|
| 152 | nodeScale(2).nodeSizes(sizes). |
---|
| 153 | coords(coords). |
---|
| 154 | nodeShapes(shapes). |
---|
| 155 | nodeColors(composeMap(palette,colors)). |
---|
[206] | 156 | arcColors(composeMap(palette,acolors)). |
---|
[128] | 157 | arcWidthScale(.3).arcWidths(widths). |
---|
| 158 | nodeTexts(id).nodeTextSize(3). |
---|
| 159 | enableParallel().parArcDist(1). |
---|
| 160 | drawArrows().arrowWidth(1).arrowLength(1). |
---|
| 161 | run(); |
---|
| 162 | |
---|
[211] | 163 | cout << "Create 'graph_to_eps_demo_out_6_par_arr_a4.eps'" << endl; |
---|
| 164 | graphToEps(g,"graph_to_eps_demo_out_6_par_arr_a4.eps"). |
---|
[128] | 165 | title("Sample .eps figure (fits to A4)"). |
---|
[440] | 166 | copyright("(C) 2003-2009 LEMON Project"). |
---|
[206] | 167 | scaleToA4(). |
---|
[128] | 168 | absoluteNodeSizes().absoluteArcWidths(). |
---|
| 169 | nodeScale(2).nodeSizes(sizes). |
---|
| 170 | coords(coords). |
---|
| 171 | nodeShapes(shapes). |
---|
| 172 | nodeColors(composeMap(palette,colors)). |
---|
[206] | 173 | arcColors(composeMap(palette,acolors)). |
---|
[128] | 174 | arcWidthScale(.3).arcWidths(widths). |
---|
| 175 | nodeTexts(id).nodeTextSize(3). |
---|
| 176 | enableParallel().parArcDist(1). |
---|
| 177 | drawArrows().arrowWidth(1).arrowLength(1). |
---|
| 178 | run(); |
---|
| 179 | |
---|
[206] | 180 | // Create an .eps file showing the colors of a default Palette |
---|
[128] | 181 | ListDigraph h; |
---|
| 182 | ListDigraph::NodeMap<int> hcolors(h); |
---|
| 183 | ListDigraph::NodeMap<Point> hcoords(h); |
---|
[209] | 184 | |
---|
[128] | 185 | int cols=int(sqrt(double(palette.size()))); |
---|
| 186 | for(int i=0;i<int(paletteW.size());i++) { |
---|
| 187 | Node n=h.addNode(); |
---|
[206] | 188 | hcoords[n]=Point(1+i%cols,1+i/cols); |
---|
[128] | 189 | hcolors[n]=i; |
---|
| 190 | } |
---|
[209] | 191 | |
---|
[211] | 192 | cout << "Create 'graph_to_eps_demo_out_7_colors.eps'" << endl; |
---|
| 193 | graphToEps(h,"graph_to_eps_demo_out_7_colors.eps"). |
---|
[206] | 194 | scale(60). |
---|
[128] | 195 | title("Sample .eps figure (Palette demo)"). |
---|
[440] | 196 | copyright("(C) 2003-2009 LEMON Project"). |
---|
[128] | 197 | coords(hcoords). |
---|
| 198 | absoluteNodeSizes().absoluteArcWidths(). |
---|
[132] | 199 | nodeScale(.45). |
---|
[128] | 200 | distantColorNodeTexts(). |
---|
| 201 | nodeTexts(hcolors).nodeTextSize(.6). |
---|
| 202 | nodeColors(composeMap(paletteW,hcolors)). |
---|
| 203 | run(); |
---|
[209] | 204 | |
---|
[206] | 205 | return 0; |
---|
[128] | 206 | } |
---|