1.1 --- a/demo/graph_to_eps_demo.cc Fri Jul 04 16:12:31 2008 +0200
1.2 +++ b/demo/graph_to_eps_demo.cc Sun Jul 13 16:34:27 2008 +0100
1.3 @@ -18,23 +18,22 @@
1.4
1.5 /// \ingroup demos
1.6 /// \file
1.7 -/// \brief Demo of the graph grawing function \ref graphToEps()
1.8 +/// \brief Demo of the graph drawing function \ref graphToEps()
1.9 ///
1.10 /// This demo program shows examples how to use the function \ref
1.11 /// graphToEps(). It takes no input but simply creates six
1.12 /// <tt>.eps</tt> files demonstrating the capability of \ref
1.13 -/// graphToEps(), and showing how to draw directed/graphs,
1.14 +/// graphToEps(), and showing how to draw directed graphs,
1.15 /// how to handle parallel egdes, how to change the properties (like
1.16 /// color, shape, size, title etc.) of nodes and arcs individually
1.17 /// using appropriate \ref maps-page "graph maps".
1.18 ///
1.19 /// \include graph_to_eps_demo.cc
1.20
1.21 -#include <lemon/math.h>
1.22 -
1.23 -#include<lemon/graph_to_eps.h>
1.24 #include<lemon/list_graph.h>
1.25 #include<lemon/graph_utils.h>
1.26 +#include<lemon/graph_to_eps.h>
1.27 +#include<lemon/math.h>
1.28
1.29 using namespace std;
1.30 using namespace lemon;
1.31 @@ -44,6 +43,7 @@
1.32 Palette palette;
1.33 Palette paletteW(true);
1.34
1.35 + // Create a small digraph
1.36 ListDigraph g;
1.37 typedef ListDigraph::Node Node;
1.38 typedef ListDigraph::NodeIt NodeIt;
1.39 @@ -60,7 +60,7 @@
1.40 ListDigraph::NodeMap<double> sizes(g);
1.41 ListDigraph::NodeMap<int> colors(g);
1.42 ListDigraph::NodeMap<int> shapes(g);
1.43 - ListDigraph::ArcMap<int> ecolors(g);
1.44 + ListDigraph::ArcMap<int> acolors(g);
1.45 ListDigraph::ArcMap<int> widths(g);
1.46
1.47 coords[n1]=Point(50,50); sizes[n1]=1; colors[n1]=1; shapes[n1]=0;
1.48 @@ -69,118 +69,116 @@
1.49 coords[n4]=Point(70,50); sizes[n4]=2; colors[n4]=4; shapes[n4]=1;
1.50 coords[n5]=Point(85,60); sizes[n5]=3; colors[n5]=5; shapes[n5]=2;
1.51
1.52 - Arc e;
1.53 + Arc a;
1.54
1.55 - e=g.addArc(n1,n2); ecolors[e]=0; widths[e]=1;
1.56 - e=g.addArc(n2,n3); ecolors[e]=0; widths[e]=1;
1.57 - e=g.addArc(n3,n5); ecolors[e]=0; widths[e]=3;
1.58 - e=g.addArc(n5,n4); ecolors[e]=0; widths[e]=1;
1.59 - e=g.addArc(n4,n1); ecolors[e]=0; widths[e]=1;
1.60 - e=g.addArc(n2,n4); ecolors[e]=1; widths[e]=2;
1.61 - e=g.addArc(n3,n4); ecolors[e]=2; widths[e]=1;
1.62 + a=g.addArc(n1,n2); acolors[a]=0; widths[a]=1;
1.63 + a=g.addArc(n2,n3); acolors[a]=0; widths[a]=1;
1.64 + a=g.addArc(n3,n5); acolors[a]=0; widths[a]=3;
1.65 + a=g.addArc(n5,n4); acolors[a]=0; widths[a]=1;
1.66 + a=g.addArc(n4,n1); acolors[a]=0; widths[a]=1;
1.67 + a=g.addArc(n2,n4); acolors[a]=1; widths[a]=2;
1.68 + a=g.addArc(n3,n4); acolors[a]=2; widths[a]=1;
1.69
1.70 IdMap<ListDigraph,Node> id(g);
1.71
1.72 - cout << "Create 'graph_to_eps_demo_out_pure.eps'" << endl;
1.73 - graphToEps(g,"graph_to_eps_demo_out_pure.eps").
1.74 - //scale(10).
1.75 + // Create five .eps files showing the digraph with different options
1.76 + cout << "Create 'graph_to_eps_demo_out_1_pure.eps'" << endl;
1.77 + graphToEps(g,"graph_to_eps_demo_out_1_pure.eps").
1.78 coords(coords).
1.79 title("Sample .eps figure").
1.80 - copyright("(C) 2003-2007 LEMON Project").
1.81 + copyright("(C) 2003-2008 LEMON Project").
1.82 run();
1.83
1.84 - cout << "Create 'graph_to_eps_demo_out.eps'" << endl;
1.85 - graphToEps(g,"graph_to_eps_demo_out.eps").
1.86 - //scale(10).
1.87 + cout << "Create 'graph_to_eps_demo_out_2.eps'" << endl;
1.88 + graphToEps(g,"graph_to_eps_demo_out_2.eps").
1.89 coords(coords).
1.90 title("Sample .eps figure").
1.91 - copyright("(C) 2003-2007 LEMON Project").
1.92 + copyright("(C) 2003-2008 LEMON Project").
1.93 absoluteNodeSizes().absoluteArcWidths().
1.94 nodeScale(2).nodeSizes(sizes).
1.95 nodeShapes(shapes).
1.96 nodeColors(composeMap(palette,colors)).
1.97 - arcColors(composeMap(palette,ecolors)).
1.98 + arcColors(composeMap(palette,acolors)).
1.99 arcWidthScale(.4).arcWidths(widths).
1.100 nodeTexts(id).nodeTextSize(3).
1.101 run();
1.102
1.103 -
1.104 - cout << "Create 'graph_to_eps_demo_out_arr.eps'" << endl;
1.105 - graphToEps(g,"graph_to_eps_demo_out_arr.eps").
1.106 - //scale(10).
1.107 + cout << "Create 'graph_to_eps_demo_out_3_arr.eps'" << endl;
1.108 + graphToEps(g,"graph_to_eps_demo_out_3_arr.eps").
1.109 title("Sample .eps figure (with arrowheads)").
1.110 - copyright("(C) 2003-2007 LEMON Project").
1.111 + copyright("(C) 2003-2008 LEMON Project").
1.112 absoluteNodeSizes().absoluteArcWidths().
1.113 nodeColors(composeMap(palette,colors)).
1.114 coords(coords).
1.115 nodeScale(2).nodeSizes(sizes).
1.116 nodeShapes(shapes).
1.117 - arcColors(composeMap(palette,ecolors)).
1.118 + arcColors(composeMap(palette,acolors)).
1.119 arcWidthScale(.4).arcWidths(widths).
1.120 nodeTexts(id).nodeTextSize(3).
1.121 - drawArrows().arrowWidth(1).arrowLength(1).
1.122 + drawArrows().arrowWidth(2).arrowLength(2).
1.123 run();
1.124
1.125 - e=g.addArc(n1,n4); ecolors[e]=2; widths[e]=1;
1.126 - e=g.addArc(n4,n1); ecolors[e]=1; widths[e]=2;
1.127 + a=g.addArc(n1,n4); acolors[a]=2; widths[a]=1;
1.128 + a=g.addArc(n4,n1); acolors[a]=1; widths[a]=2;
1.129
1.130 - e=g.addArc(n1,n2); ecolors[e]=1; widths[e]=1;
1.131 - e=g.addArc(n1,n2); ecolors[e]=2; widths[e]=1;
1.132 - e=g.addArc(n1,n2); ecolors[e]=3; widths[e]=1;
1.133 - e=g.addArc(n1,n2); ecolors[e]=4; widths[e]=1;
1.134 - e=g.addArc(n1,n2); ecolors[e]=5; widths[e]=1;
1.135 - e=g.addArc(n1,n2); ecolors[e]=6; widths[e]=1;
1.136 - e=g.addArc(n1,n2); ecolors[e]=7; widths[e]=1;
1.137 + a=g.addArc(n1,n2); acolors[a]=1; widths[a]=1;
1.138 + a=g.addArc(n1,n2); acolors[a]=2; widths[a]=1;
1.139 + a=g.addArc(n1,n2); acolors[a]=3; widths[a]=1;
1.140 + a=g.addArc(n1,n2); acolors[a]=4; widths[a]=1;
1.141 + a=g.addArc(n1,n2); acolors[a]=5; widths[a]=1;
1.142 + a=g.addArc(n1,n2); acolors[a]=6; widths[a]=1;
1.143 + a=g.addArc(n1,n2); acolors[a]=7; widths[a]=1;
1.144
1.145 cout << "Create 'graph_to_eps_demo_out_par.eps'" << endl;
1.146 graphToEps(g,"graph_to_eps_demo_out_par.eps").
1.147 //scale(10).
1.148 title("Sample .eps figure (parallel arcs)").
1.149 - copyright("(C) 2003-2007 LEMON Project").
1.150 + copyright("(C) 2003-2008 LEMON Project").
1.151 absoluteNodeSizes().absoluteArcWidths().
1.152 nodeShapes(shapes).
1.153 coords(coords).
1.154 nodeScale(2).nodeSizes(sizes).
1.155 nodeColors(composeMap(palette,colors)).
1.156 - arcColors(composeMap(palette,ecolors)).
1.157 + arcColors(composeMap(palette,acolors)).
1.158 arcWidthScale(.4).arcWidths(widths).
1.159 nodeTexts(id).nodeTextSize(3).
1.160 enableParallel().parArcDist(1.5).
1.161 run();
1.162 -
1.163 - cout << "Create 'graph_to_eps_demo_out_par_arr.eps'" << endl;
1.164 - graphToEps(g,"graph_to_eps_demo_out_par_arr.eps").
1.165 - //scale(10).
1.166 +
1.167 + cout << "Create 'graph_to_eps_demo_out_4_par_arr.eps'" << endl;
1.168 + graphToEps(g,"graph_to_eps_demo_out_4_par_arr.eps").
1.169 title("Sample .eps figure (parallel arcs and arrowheads)").
1.170 - copyright("(C) 2003-2007 LEMON Project").
1.171 + copyright("(C) 2003-2008 LEMON Project").
1.172 absoluteNodeSizes().absoluteArcWidths().
1.173 nodeScale(2).nodeSizes(sizes).
1.174 coords(coords).
1.175 nodeShapes(shapes).
1.176 nodeColors(composeMap(palette,colors)).
1.177 - arcColors(composeMap(palette,ecolors)).
1.178 + arcColors(composeMap(palette,acolors)).
1.179 arcWidthScale(.3).arcWidths(widths).
1.180 nodeTexts(id).nodeTextSize(3).
1.181 enableParallel().parArcDist(1).
1.182 drawArrows().arrowWidth(1).arrowLength(1).
1.183 run();
1.184
1.185 - cout << "Create 'graph_to_eps_demo_out_a4.eps'" << endl;
1.186 - graphToEps(g,"graph_to_eps_demo_out_a4.eps").scaleToA4().
1.187 + cout << "Create 'graph_to_eps_demo_out_5_par_arr_a4.eps'" << endl;
1.188 + graphToEps(g,"graph_to_eps_demo_out_5_par_arr_a4.eps").
1.189 title("Sample .eps figure (fits to A4)").
1.190 - copyright("(C) 2003-2007 LEMON Project").
1.191 + copyright("(C) 2003-2008 LEMON Project").
1.192 + scaleToA4().
1.193 absoluteNodeSizes().absoluteArcWidths().
1.194 nodeScale(2).nodeSizes(sizes).
1.195 coords(coords).
1.196 nodeShapes(shapes).
1.197 nodeColors(composeMap(palette,colors)).
1.198 - arcColors(composeMap(palette,ecolors)).
1.199 + arcColors(composeMap(palette,acolors)).
1.200 arcWidthScale(.3).arcWidths(widths).
1.201 nodeTexts(id).nodeTextSize(3).
1.202 enableParallel().parArcDist(1).
1.203 drawArrows().arrowWidth(1).arrowLength(1).
1.204 run();
1.205
1.206 + // Create an .eps file showing the colors of a default Palette
1.207 ListDigraph h;
1.208 ListDigraph::NodeMap<int> hcolors(h);
1.209 ListDigraph::NodeMap<Point> hcoords(h);
1.210 @@ -188,21 +186,22 @@
1.211 int cols=int(sqrt(double(palette.size())));
1.212 for(int i=0;i<int(paletteW.size());i++) {
1.213 Node n=h.addNode();
1.214 - hcoords[n]=Point(i%cols,i/cols);
1.215 + hcoords[n]=Point(1+i%cols,1+i/cols);
1.216 hcolors[n]=i;
1.217 }
1.218
1.219 - cout << "Create 'graph_to_eps_demo_out_colors.eps'" << endl;
1.220 - graphToEps(h,"graph_to_eps_demo_out_colors.eps").
1.221 - //scale(60).
1.222 + cout << "Create 'graph_to_eps_demo_out_6_colors.eps'" << endl;
1.223 + graphToEps(h,"graph_to_eps_demo_out_6_colors.eps").
1.224 + scale(60).
1.225 title("Sample .eps figure (Palette demo)").
1.226 - copyright("(C) 2003-2007 LEMON Project").
1.227 + copyright("(C) 2003-2008 LEMON Project").
1.228 coords(hcoords).
1.229 absoluteNodeSizes().absoluteArcWidths().
1.230 nodeScale(.45).
1.231 distantColorNodeTexts().
1.232 - // distantBWNodeTexts().
1.233 nodeTexts(hcolors).nodeTextSize(.6).
1.234 nodeColors(composeMap(paletteW,hcolors)).
1.235 run();
1.236 +
1.237 + return 0;
1.238 }