demo/graph_to_eps_demo.cc
author Balazs Dezso <deba@inf.elte.hu>
Mon, 21 Apr 2008 17:35:12 +0200
changeset 138 a0f755a30cf1
parent 129 e99385bca9fe
child 206 4e22275a2b52
permissions -rw-r--r--
SmartGraph addEdge bug fix (ticket #88)
alpar@128
     1
/* -*- C++ -*-
alpar@128
     2
 *
alpar@128
     3
 * This file is a part of LEMON, a generic C++ optimization library
alpar@128
     4
 *
alpar@128
     5
 * Copyright (C) 2003-2008
alpar@128
     6
 * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
alpar@128
     7
 * (Egervary Research Group on Combinatorial Optimization, EGRES).
alpar@128
     8
 *
alpar@128
     9
 * Permission to use, modify and distribute this software is granted
alpar@128
    10
 * provided that this copyright notice appears in all copies. For
alpar@128
    11
 * precise terms see the accompanying LICENSE file.
alpar@128
    12
 *
alpar@128
    13
 * This software is provided "AS IS" with no warranty of any kind,
alpar@128
    14
 * express or implied, and with no claim as to its suitability for any
alpar@128
    15
 * purpose.
alpar@128
    16
 *
alpar@128
    17
 */
alpar@128
    18
alpar@128
    19
/// \ingroup demos
alpar@128
    20
/// \file
alpar@128
    21
/// \brief Demo of the graph grawing function \ref graphToEps()
alpar@128
    22
///
alpar@128
    23
/// This demo program shows examples how to  use the function \ref
alpar@128
    24
/// graphToEps(). It takes no input but simply creates  six
alpar@128
    25
/// <tt>.eps</tt> files demonstrating the capability of \ref
alpar@128
    26
/// graphToEps(), and showing how to draw directed/graphs,
alpar@128
    27
/// how to handle parallel egdes, how to change the properties (like
alpar@128
    28
/// color, shape, size, title etc.) of nodes and arcs individually
alpar@128
    29
/// using appropriate \ref maps-page "graph maps".
alpar@128
    30
///
alpar@128
    31
/// \include graph_to_eps_demo.cc
alpar@128
    32
alpar@128
    33
#include <lemon/math.h>
alpar@128
    34
alpar@128
    35
#include<lemon/graph_to_eps.h>
alpar@128
    36
#include<lemon/list_graph.h>
alpar@128
    37
#include<lemon/graph_utils.h>
alpar@128
    38
alpar@128
    39
using namespace std;
alpar@128
    40
using namespace lemon;
alpar@128
    41
alpar@128
    42
int main()
alpar@128
    43
{
alpar@128
    44
  Palette palette;
alpar@129
    45
  Palette paletteW(true);
alpar@128
    46
alpar@128
    47
  ListDigraph g;
alpar@128
    48
  typedef ListDigraph::Node Node;
alpar@128
    49
  typedef ListDigraph::NodeIt NodeIt;
alpar@128
    50
  typedef ListDigraph::Arc Arc;
alpar@128
    51
  typedef dim2::Point<int> Point;
alpar@128
    52
  
alpar@128
    53
  Node n1=g.addNode();
alpar@128
    54
  Node n2=g.addNode();
alpar@128
    55
  Node n3=g.addNode();
alpar@128
    56
  Node n4=g.addNode();
alpar@128
    57
  Node n5=g.addNode();
alpar@128
    58
alpar@128
    59
  ListDigraph::NodeMap<Point> coords(g);
alpar@128
    60
  ListDigraph::NodeMap<double> sizes(g);
alpar@128
    61
  ListDigraph::NodeMap<int> colors(g);
alpar@128
    62
  ListDigraph::NodeMap<int> shapes(g);
alpar@128
    63
  ListDigraph::ArcMap<int> ecolors(g);
alpar@128
    64
  ListDigraph::ArcMap<int> widths(g);
alpar@128
    65
  
alpar@128
    66
  coords[n1]=Point(50,50);  sizes[n1]=1; colors[n1]=1; shapes[n1]=0;
alpar@128
    67
  coords[n2]=Point(50,70);  sizes[n2]=2; colors[n2]=2; shapes[n2]=2;
alpar@128
    68
  coords[n3]=Point(70,70);  sizes[n3]=1; colors[n3]=3; shapes[n3]=0;
alpar@128
    69
  coords[n4]=Point(70,50);  sizes[n4]=2; colors[n4]=4; shapes[n4]=1;
alpar@128
    70
  coords[n5]=Point(85,60);  sizes[n5]=3; colors[n5]=5; shapes[n5]=2;
alpar@128
    71
  
alpar@128
    72
  Arc e;
alpar@128
    73
alpar@128
    74
  e=g.addArc(n1,n2); ecolors[e]=0; widths[e]=1;
alpar@128
    75
  e=g.addArc(n2,n3); ecolors[e]=0; widths[e]=1;
alpar@128
    76
  e=g.addArc(n3,n5); ecolors[e]=0; widths[e]=3;
alpar@128
    77
  e=g.addArc(n5,n4); ecolors[e]=0; widths[e]=1;
alpar@128
    78
  e=g.addArc(n4,n1); ecolors[e]=0; widths[e]=1;
alpar@128
    79
  e=g.addArc(n2,n4); ecolors[e]=1; widths[e]=2;
alpar@128
    80
  e=g.addArc(n3,n4); ecolors[e]=2; widths[e]=1;
alpar@128
    81
  
alpar@128
    82
  IdMap<ListDigraph,Node> id(g);
alpar@128
    83
alpar@128
    84
  cout << "Create 'graph_to_eps_demo_out_pure.eps'" << endl;
alpar@128
    85
  graphToEps(g,"graph_to_eps_demo_out_pure.eps").
alpar@128
    86
    //scale(10).
alpar@128
    87
    coords(coords).
alpar@128
    88
    title("Sample .eps figure").
alpar@128
    89
    copyright("(C) 2003-2007 LEMON Project").
alpar@128
    90
    run();
alpar@128
    91
alpar@128
    92
  cout << "Create 'graph_to_eps_demo_out.eps'" << endl;
alpar@128
    93
  graphToEps(g,"graph_to_eps_demo_out.eps").
alpar@128
    94
    //scale(10).
alpar@128
    95
    coords(coords).
alpar@128
    96
    title("Sample .eps figure").
alpar@128
    97
    copyright("(C) 2003-2007 LEMON Project").
alpar@128
    98
    absoluteNodeSizes().absoluteArcWidths().
alpar@128
    99
    nodeScale(2).nodeSizes(sizes).
alpar@128
   100
    nodeShapes(shapes).
alpar@128
   101
    nodeColors(composeMap(palette,colors)).
alpar@128
   102
    arcColors(composeMap(palette,ecolors)).
alpar@128
   103
    arcWidthScale(.4).arcWidths(widths).
alpar@128
   104
    nodeTexts(id).nodeTextSize(3).
alpar@128
   105
    run();
alpar@128
   106
alpar@128
   107
alpar@128
   108
  cout << "Create 'graph_to_eps_demo_out_arr.eps'" << endl;
alpar@128
   109
  graphToEps(g,"graph_to_eps_demo_out_arr.eps").
alpar@128
   110
    //scale(10).
alpar@128
   111
    title("Sample .eps figure (with arrowheads)").
alpar@128
   112
    copyright("(C) 2003-2007 LEMON Project").
alpar@128
   113
    absoluteNodeSizes().absoluteArcWidths().
alpar@128
   114
    nodeColors(composeMap(palette,colors)).
alpar@128
   115
    coords(coords).
alpar@128
   116
    nodeScale(2).nodeSizes(sizes).
alpar@128
   117
    nodeShapes(shapes).
alpar@128
   118
    arcColors(composeMap(palette,ecolors)).
alpar@128
   119
    arcWidthScale(.4).arcWidths(widths).
alpar@128
   120
    nodeTexts(id).nodeTextSize(3).
alpar@128
   121
    drawArrows().arrowWidth(1).arrowLength(1).
alpar@128
   122
    run();
alpar@128
   123
alpar@128
   124
  e=g.addArc(n1,n4); ecolors[e]=2; widths[e]=1;
alpar@128
   125
  e=g.addArc(n4,n1); ecolors[e]=1; widths[e]=2;
alpar@128
   126
alpar@128
   127
  e=g.addArc(n1,n2); ecolors[e]=1; widths[e]=1;
alpar@128
   128
  e=g.addArc(n1,n2); ecolors[e]=2; widths[e]=1;
alpar@128
   129
  e=g.addArc(n1,n2); ecolors[e]=3; widths[e]=1;
alpar@128
   130
  e=g.addArc(n1,n2); ecolors[e]=4; widths[e]=1;
alpar@128
   131
  e=g.addArc(n1,n2); ecolors[e]=5; widths[e]=1;
alpar@128
   132
  e=g.addArc(n1,n2); ecolors[e]=6; widths[e]=1;
alpar@128
   133
  e=g.addArc(n1,n2); ecolors[e]=7; widths[e]=1;
alpar@128
   134
alpar@128
   135
  cout << "Create 'graph_to_eps_demo_out_par.eps'" << endl;
alpar@128
   136
  graphToEps(g,"graph_to_eps_demo_out_par.eps").
alpar@128
   137
    //scale(10).
alpar@128
   138
    title("Sample .eps figure (parallel arcs)").
alpar@128
   139
    copyright("(C) 2003-2007 LEMON Project").
alpar@128
   140
    absoluteNodeSizes().absoluteArcWidths().
alpar@128
   141
    nodeShapes(shapes).
alpar@128
   142
    coords(coords).
alpar@128
   143
    nodeScale(2).nodeSizes(sizes).
alpar@128
   144
    nodeColors(composeMap(palette,colors)).
alpar@128
   145
    arcColors(composeMap(palette,ecolors)).
alpar@128
   146
    arcWidthScale(.4).arcWidths(widths).
alpar@128
   147
    nodeTexts(id).nodeTextSize(3).
alpar@128
   148
    enableParallel().parArcDist(1.5).
alpar@128
   149
    run();
alpar@128
   150
  
alpar@128
   151
  cout << "Create 'graph_to_eps_demo_out_par_arr.eps'" << endl;
alpar@128
   152
  graphToEps(g,"graph_to_eps_demo_out_par_arr.eps").
alpar@128
   153
    //scale(10).
alpar@128
   154
    title("Sample .eps figure (parallel arcs and arrowheads)").
alpar@128
   155
    copyright("(C) 2003-2007 LEMON Project").
alpar@128
   156
    absoluteNodeSizes().absoluteArcWidths().
alpar@128
   157
    nodeScale(2).nodeSizes(sizes).
alpar@128
   158
    coords(coords).
alpar@128
   159
    nodeShapes(shapes).
alpar@128
   160
    nodeColors(composeMap(palette,colors)).
alpar@128
   161
    arcColors(composeMap(palette,ecolors)).
alpar@128
   162
    arcWidthScale(.3).arcWidths(widths).
alpar@128
   163
    nodeTexts(id).nodeTextSize(3).
alpar@128
   164
    enableParallel().parArcDist(1).
alpar@128
   165
    drawArrows().arrowWidth(1).arrowLength(1).
alpar@128
   166
    run();
alpar@128
   167
alpar@128
   168
  cout << "Create 'graph_to_eps_demo_out_a4.eps'" << endl;
alpar@128
   169
  graphToEps(g,"graph_to_eps_demo_out_a4.eps").scaleToA4().
alpar@128
   170
    title("Sample .eps figure (fits to A4)").
alpar@128
   171
    copyright("(C) 2003-2007 LEMON Project").
alpar@128
   172
    absoluteNodeSizes().absoluteArcWidths().
alpar@128
   173
    nodeScale(2).nodeSizes(sizes).
alpar@128
   174
    coords(coords).
alpar@128
   175
    nodeShapes(shapes).
alpar@128
   176
    nodeColors(composeMap(palette,colors)).
alpar@128
   177
    arcColors(composeMap(palette,ecolors)).
alpar@128
   178
    arcWidthScale(.3).arcWidths(widths).
alpar@128
   179
    nodeTexts(id).nodeTextSize(3).
alpar@128
   180
    enableParallel().parArcDist(1).
alpar@128
   181
    drawArrows().arrowWidth(1).arrowLength(1).
alpar@128
   182
    run();
alpar@128
   183
alpar@128
   184
  ListDigraph h;
alpar@128
   185
  ListDigraph::NodeMap<int> hcolors(h);
alpar@128
   186
  ListDigraph::NodeMap<Point> hcoords(h);
alpar@128
   187
  
alpar@128
   188
  int cols=int(sqrt(double(palette.size())));
alpar@128
   189
  for(int i=0;i<int(paletteW.size());i++) {
alpar@128
   190
    Node n=h.addNode();
alpar@128
   191
    hcoords[n]=Point(i%cols,i/cols);
alpar@128
   192
    hcolors[n]=i;
alpar@128
   193
  }
alpar@128
   194
  
alpar@128
   195
  cout << "Create 'graph_to_eps_demo_out_colors.eps'" << endl;
alpar@128
   196
  graphToEps(h,"graph_to_eps_demo_out_colors.eps").
alpar@128
   197
    //scale(60).
alpar@128
   198
    title("Sample .eps figure (Palette demo)").
alpar@128
   199
    copyright("(C) 2003-2007 LEMON Project").
alpar@128
   200
    coords(hcoords).
alpar@128
   201
    absoluteNodeSizes().absoluteArcWidths().
alpar@132
   202
    nodeScale(.45).
alpar@128
   203
    distantColorNodeTexts().
alpar@128
   204
    //    distantBWNodeTexts().
alpar@128
   205
    nodeTexts(hcolors).nodeTextSize(.6).
alpar@128
   206
    nodeColors(composeMap(paletteW,hcolors)).
alpar@128
   207
    run();
alpar@128
   208
}