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Diffstat (limited to 'extern/quadriflow/3rd/lemon-1.3.1/demo/graph_to_eps_demo.cc')
| -rw-r--r-- | extern/quadriflow/3rd/lemon-1.3.1/demo/graph_to_eps_demo.cc | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/extern/quadriflow/3rd/lemon-1.3.1/demo/graph_to_eps_demo.cc b/extern/quadriflow/3rd/lemon-1.3.1/demo/graph_to_eps_demo.cc new file mode 100644 index 00000000000..f2f55a92861 --- /dev/null +++ b/extern/quadriflow/3rd/lemon-1.3.1/demo/graph_to_eps_demo.cc @@ -0,0 +1,206 @@ +/* -*- mode: C++; indent-tabs-mode: nil; -*- + * + * This file is a part of LEMON, a generic C++ optimization library. + * + * Copyright (C) 2003-2009 + * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport + * (Egervary Research Group on Combinatorial Optimization, EGRES). + * + * Permission to use, modify and distribute this software is granted + * provided that this copyright notice appears in all copies. For + * precise terms see the accompanying LICENSE file. + * + * This software is provided "AS IS" with no warranty of any kind, + * express or implied, and with no claim as to its suitability for any + * purpose. + * + */ + +/// \ingroup demos +/// \file +/// \brief Demo of the graph drawing function \ref graphToEps() +/// +/// This demo program shows examples how to use the function \ref +/// graphToEps(). It takes no input but simply creates seven +/// <tt>.eps</tt> files demonstrating the capability of \ref +/// graphToEps(), and showing how to draw directed graphs, +/// how to handle parallel egdes, how to change the properties (like +/// color, shape, size, title etc.) of nodes and arcs individually +/// using appropriate graph maps. +/// +/// \include graph_to_eps_demo.cc + +#include<lemon/list_graph.h> +#include<lemon/graph_to_eps.h> +#include<lemon/math.h> + +using namespace std; +using namespace lemon; + +int main() +{ + Palette palette; + Palette paletteW(true); + + // Create a small digraph + ListDigraph g; + typedef ListDigraph::Node Node; + typedef ListDigraph::NodeIt NodeIt; + typedef ListDigraph::Arc Arc; + typedef dim2::Point<int> Point; + + Node n1=g.addNode(); + Node n2=g.addNode(); + Node n3=g.addNode(); + Node n4=g.addNode(); + Node n5=g.addNode(); + + ListDigraph::NodeMap<Point> coords(g); + ListDigraph::NodeMap<double> sizes(g); + ListDigraph::NodeMap<int> colors(g); + ListDigraph::NodeMap<int> shapes(g); + ListDigraph::ArcMap<int> acolors(g); + ListDigraph::ArcMap<int> widths(g); + + coords[n1]=Point(50,50); sizes[n1]=1; colors[n1]=1; shapes[n1]=0; + coords[n2]=Point(50,70); sizes[n2]=2; colors[n2]=2; shapes[n2]=2; + coords[n3]=Point(70,70); sizes[n3]=1; colors[n3]=3; shapes[n3]=0; + coords[n4]=Point(70,50); sizes[n4]=2; colors[n4]=4; shapes[n4]=1; + coords[n5]=Point(85,60); sizes[n5]=3; colors[n5]=5; shapes[n5]=2; + + Arc a; + + a=g.addArc(n1,n2); acolors[a]=0; widths[a]=1; + a=g.addArc(n2,n3); acolors[a]=0; widths[a]=1; + a=g.addArc(n3,n5); acolors[a]=0; widths[a]=3; + a=g.addArc(n5,n4); acolors[a]=0; widths[a]=1; + a=g.addArc(n4,n1); acolors[a]=0; widths[a]=1; + a=g.addArc(n2,n4); acolors[a]=1; widths[a]=2; + a=g.addArc(n3,n4); acolors[a]=2; widths[a]=1; + + IdMap<ListDigraph,Node> id(g); + + // Create .eps files showing the digraph with different options + cout << "Create 'graph_to_eps_demo_out_1_pure.eps'" << endl; + graphToEps(g,"graph_to_eps_demo_out_1_pure.eps"). + coords(coords). + title("Sample .eps figure"). + copyright("(C) 2003-2009 LEMON Project"). + run(); + + cout << "Create 'graph_to_eps_demo_out_2.eps'" << endl; + graphToEps(g,"graph_to_eps_demo_out_2.eps"). + coords(coords). + title("Sample .eps figure"). + copyright("(C) 2003-2009 LEMON Project"). + absoluteNodeSizes().absoluteArcWidths(). + nodeScale(2).nodeSizes(sizes). + nodeShapes(shapes). + nodeColors(composeMap(palette,colors)). + arcColors(composeMap(palette,acolors)). + arcWidthScale(.4).arcWidths(widths). + nodeTexts(id).nodeTextSize(3). + run(); + + cout << "Create 'graph_to_eps_demo_out_3_arr.eps'" << endl; + graphToEps(g,"graph_to_eps_demo_out_3_arr.eps"). + title("Sample .eps figure (with arrowheads)"). + copyright("(C) 2003-2009 LEMON Project"). + absoluteNodeSizes().absoluteArcWidths(). + nodeColors(composeMap(palette,colors)). + coords(coords). + nodeScale(2).nodeSizes(sizes). + nodeShapes(shapes). + arcColors(composeMap(palette,acolors)). + arcWidthScale(.4).arcWidths(widths). + nodeTexts(id).nodeTextSize(3). + drawArrows().arrowWidth(2).arrowLength(2). + run(); + + // Add more arcs to the digraph + a=g.addArc(n1,n4); acolors[a]=2; widths[a]=1; + a=g.addArc(n4,n1); acolors[a]=1; widths[a]=2; + + a=g.addArc(n1,n2); acolors[a]=1; widths[a]=1; + a=g.addArc(n1,n2); acolors[a]=2; widths[a]=1; + a=g.addArc(n1,n2); acolors[a]=3; widths[a]=1; + a=g.addArc(n1,n2); acolors[a]=4; widths[a]=1; + a=g.addArc(n1,n2); acolors[a]=5; widths[a]=1; + a=g.addArc(n1,n2); acolors[a]=6; widths[a]=1; + a=g.addArc(n1,n2); acolors[a]=7; widths[a]=1; + + cout << "Create 'graph_to_eps_demo_out_4_par.eps'" << endl; + graphToEps(g,"graph_to_eps_demo_out_4_par.eps"). + title("Sample .eps figure (parallel arcs)"). + copyright("(C) 2003-2009 LEMON Project"). + absoluteNodeSizes().absoluteArcWidths(). + nodeShapes(shapes). + coords(coords). + nodeScale(2).nodeSizes(sizes). + nodeColors(composeMap(palette,colors)). + arcColors(composeMap(palette,acolors)). + arcWidthScale(.4).arcWidths(widths). + nodeTexts(id).nodeTextSize(3). + enableParallel().parArcDist(1.5). + run(); + + cout << "Create 'graph_to_eps_demo_out_5_par_arr.eps'" << endl; + graphToEps(g,"graph_to_eps_demo_out_5_par_arr.eps"). + title("Sample .eps figure (parallel arcs and arrowheads)"). + copyright("(C) 2003-2009 LEMON Project"). + absoluteNodeSizes().absoluteArcWidths(). + nodeScale(2).nodeSizes(sizes). + coords(coords). + nodeShapes(shapes). + nodeColors(composeMap(palette,colors)). + arcColors(composeMap(palette,acolors)). + arcWidthScale(.3).arcWidths(widths). + nodeTexts(id).nodeTextSize(3). + enableParallel().parArcDist(1). + drawArrows().arrowWidth(1).arrowLength(1). + run(); + + cout << "Create 'graph_to_eps_demo_out_6_par_arr_a4.eps'" << endl; + graphToEps(g,"graph_to_eps_demo_out_6_par_arr_a4.eps"). + title("Sample .eps figure (fits to A4)"). + copyright("(C) 2003-2009 LEMON Project"). + scaleToA4(). + absoluteNodeSizes().absoluteArcWidths(). + nodeScale(2).nodeSizes(sizes). + coords(coords). + nodeShapes(shapes). + nodeColors(composeMap(palette,colors)). + arcColors(composeMap(palette,acolors)). + arcWidthScale(.3).arcWidths(widths). + nodeTexts(id).nodeTextSize(3). + enableParallel().parArcDist(1). + drawArrows().arrowWidth(1).arrowLength(1). + run(); + + // Create an .eps file showing the colors of a default Palette + ListDigraph h; + ListDigraph::NodeMap<int> hcolors(h); + ListDigraph::NodeMap<Point> hcoords(h); + + int cols=int(std::sqrt(double(palette.size()))); + for(int i=0;i<int(paletteW.size());i++) { + Node n=h.addNode(); + hcoords[n]=Point(1+i%cols,1+i/cols); + hcolors[n]=i; + } + + cout << "Create 'graph_to_eps_demo_out_7_colors.eps'" << endl; + graphToEps(h,"graph_to_eps_demo_out_7_colors.eps"). + scale(60). + title("Sample .eps figure (Palette demo)"). + copyright("(C) 2003-2009 LEMON Project"). + coords(hcoords). + absoluteNodeSizes().absoluteArcWidths(). + nodeScale(.45). + distantColorNodeTexts(). + nodeTexts(hcolors).nodeTextSize(.6). + nodeColors(composeMap(paletteW,hcolors)). + run(); + + return 0; +} |