COIN-OR::LEMON - Graph Library

source: lemon-0.x/src/demo/graph_to_eps_demo.cc @ 1362:b4330c52caeb

Last change on this file since 1362:b4330c52caeb was 1359:1581f961cfaa, checked in by Alpar Juttner, 20 years ago

Correct the english name of EGRES.

File size: 5.3 KB
Line 
1/* -*- C++ -*-
2 * src/lemon/demo/graph_to_eps.cc -
3 * Part of LEMON, a generic C++ optimization library
4 *
5 * Copyright (C) 2005 Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
6 * (Egervary Research Group on Combinatorial Optimization, EGRES).
7 *
8 * Permission to use, modify and distribute this software is granted
9 * provided that this copyright notice appears in all copies. For
10 * precise terms see the accompanying LICENSE file.
11 *
12 * This software is provided "AS IS" with no warranty of any kind,
13 * express or implied, and with no claim as to its suitability for any
14 * purpose.
15 *
16 */
17
18#include<lemon/graph_to_eps.h>
19#include<lemon/maps.h>
20#include<lemon/list_graph.h>
21#include<lemon/graph_utils.h>
22
23
24using namespace std;
25using namespace lemon;
26
27int main()
28{
29  ColorSet colorSet;
30
31  ListGraph g;
32  typedef ListGraph::Node Node;
33  typedef ListGraph::NodeIt NodeIt;
34  typedef ListGraph::Edge Edge;
35  typedef xy<int> Xy;
36 
37  Node n1=g.addNode();
38  Node n2=g.addNode();
39  Node n3=g.addNode();
40  Node n4=g.addNode();
41  Node n5=g.addNode();
42
43  ListGraph::NodeMap<Xy> coords(g);
44  ListGraph::NodeMap<double> sizes(g);
45  ListGraph::NodeMap<int> colors(g);
46  ListGraph::NodeMap<int> shapes(g);
47  ListGraph::EdgeMap<int> ecolors(g);
48  ListGraph::EdgeMap<int> widths(g);
49 
50  coords[n1]=Xy(50,50);  sizes[n1]=1; colors[n1]=1; shapes[n1]=0;
51  coords[n2]=Xy(50,70);  sizes[n2]=2; colors[n2]=2; shapes[n2]=2;
52  coords[n3]=Xy(70,70);  sizes[n3]=1; colors[n3]=3; shapes[n3]=0;
53  coords[n4]=Xy(70,50);  sizes[n4]=2; colors[n4]=4; shapes[n4]=1;
54  coords[n5]=Xy(85,60);  sizes[n5]=3; colors[n5]=5; shapes[n5]=2;
55 
56  Edge e;
57
58  e=g.addEdge(n1,n2); ecolors[e]=0; widths[e]=1;
59  e=g.addEdge(n2,n3); ecolors[e]=0; widths[e]=1;
60  e=g.addEdge(n3,n5); ecolors[e]=0; widths[e]=3;
61  e=g.addEdge(n5,n4); ecolors[e]=0; widths[e]=1;
62  e=g.addEdge(n4,n1); ecolors[e]=0; widths[e]=1;
63  e=g.addEdge(n2,n4); ecolors[e]=1; widths[e]=2;
64  e=g.addEdge(n3,n4); ecolors[e]=2; widths[e]=1;
65 
66  IdMap<ListGraph,Node> id(g);
67
68  graphToEps(g,"graph_to_eps_demo_out.eps").scale(10).coords(coords).
69    title("Sample .eps figure").
70    copyright("(C) 2005 LEMON Project").
71    nodeScale(2).nodeSizes(sizes).
72    nodeShapes(shapes).
73    nodeColors(composeMap(colorSet,colors)).
74    edgeColors(composeMap(colorSet,ecolors)).
75    edgeWidthScale(.4).edgeWidths(widths).
76    nodeTexts(id).nodeTextSize(3).
77    run();
78
79  graphToEps(g,"graph_to_eps_demo_out_arr.eps").scale(10).
80    title("Sample .eps figure (with arrowheads)").
81    copyright("(C) 2005 LEMON Project").
82    nodeColors(composeMap(colorSet,colors)).
83    coords(coords).
84    nodeScale(2).nodeSizes(sizes).
85    nodeShapes(shapes).
86    edgeColors(composeMap(colorSet,ecolors)).
87    edgeWidthScale(.4).edgeWidths(widths).
88    nodeTexts(id).nodeTextSize(3).
89    drawArrows().arrowWidth(1).arrowLength(1).
90    run();
91
92  e=g.addEdge(n1,n4); ecolors[e]=2; widths[e]=1;
93  e=g.addEdge(n4,n1); ecolors[e]=1; widths[e]=2;
94
95  e=g.addEdge(n1,n2); ecolors[e]=1; widths[e]=1;
96  e=g.addEdge(n1,n2); ecolors[e]=2; widths[e]=1;
97  e=g.addEdge(n1,n2); ecolors[e]=3; widths[e]=1;
98  e=g.addEdge(n1,n2); ecolors[e]=4; widths[e]=1;
99  e=g.addEdge(n1,n2); ecolors[e]=5; widths[e]=1;
100  e=g.addEdge(n1,n2); ecolors[e]=6; widths[e]=1;
101  e=g.addEdge(n1,n2); ecolors[e]=7; widths[e]=1;
102
103  graphToEps(g,"graph_to_eps_demo_out_par.eps").scale(10).
104    title("Sample .eps figure (parallel edges)").
105    copyright("(C) 2005 LEMON Project").
106    nodeShapes(shapes).
107    coords(coords).
108    nodeScale(2).nodeSizes(sizes).
109    nodeColors(composeMap(colorSet,colors)).
110    edgeColors(composeMap(colorSet,ecolors)).
111    edgeWidthScale(.4).edgeWidths(widths).
112    nodeTexts(id).nodeTextSize(3).
113    enableParallel().parEdgeDist(1.5).
114    run();
115 
116  graphToEps(g,"graph_to_eps_demo_out_par_arr.eps").scale(10).
117    title("Sample .eps figure (parallel edges and arrowheads)").
118    copyright("(C) 2005 LEMON Project").
119    nodeScale(2).nodeSizes(sizes).
120    coords(coords).
121    nodeShapes(shapes).
122    nodeColors(composeMap(colorSet,colors)).
123    edgeColors(composeMap(colorSet,ecolors)).
124    edgeWidthScale(.3).edgeWidths(widths).
125    nodeTexts(id).nodeTextSize(3).
126    enableParallel().parEdgeDist(1).
127    drawArrows().arrowWidth(1).arrowLength(1).
128    run();
129
130  graphToEps(g,"graph_to_eps_demo_out_a4.eps").scaleToA4().
131    title("Sample .eps figure (fits to A4)").
132    copyright("(C) 2005 LEMON Project").
133    nodeScale(2).nodeSizes(sizes).
134    coords(coords).
135    nodeShapes(shapes).
136    nodeColors(composeMap(colorSet,colors)).
137    edgeColors(composeMap(colorSet,ecolors)).
138    edgeWidthScale(.3).edgeWidths(widths).
139    nodeTexts(id).nodeTextSize(3).
140    enableParallel().parEdgeDist(1).
141    drawArrows().arrowWidth(1).arrowLength(1).
142    run();
143
144  ListGraph h;
145  ListGraph::NodeMap<int> hcolors(h);
146  ListGraph::NodeMap<Xy> hcoords(h);
147 
148  int cols=int(sqrt(double(colorSet.size())));
149  for(int i=0;i<int(colorSet.size());i++) {
150    Node n=h.addNode();
151    hcoords[n]=Xy(i%cols,i/cols);
152    hcolors[n]=i;
153  }
154 
155  graphToEps(h,"graph_to_eps_demo_out_colors.eps").scale(60).
156    title("Sample .eps figure (parallel edges and arrowheads)").
157    copyright("(C) 2005 LEMON Project").
158    coords(hcoords).
159    nodeScale(.45).
160    distantColorNodeTexts().
161    //    distantBWNodeTexts().
162    nodeTexts(hcolors).nodeTextSize(.6).
163    nodeColors(composeMap(colorSet,hcolors)).
164    run();
165
166
167}
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