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cc-internet.cpp
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46 lines (40 loc) · 1.52 KB
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//=======================================================================
// Copyright 2001 Jeremy G. Siek, Andrew Lumsdaine, Lie-Quan Lee,
//
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//=======================================================================
/*
IMPORTANT!!!
~~~~~~~~~~~~
This example uses interfaces that have been deprecated and removed from
Boost.Grpah. Someone needs to update it, as it does NOT compile.
*/
#include <boost/config.hpp>
#include <fstream>
#include <vector>
#include <string>
#include <boost/graph/connected_components.hpp>
#include <boost/graph/graphviz.hpp>
int main()
{
using namespace boost;
GraphvizGraph g;
read_graphviz("figs/cc-internet.dot", g);
std::vector< int > component(num_vertices(g));
connected_components(g,
make_iterator_property_map(
component.begin(), get(vertex_index, g), component[0]));
auto vertex_attr_map = get(vertex_attribute, g);
std::string color[] = { "white", "gray", "black", "lightgray" };
graph_traits< GraphvizGraph >::vertex_iterator vi, vi_end;
for (boost::tie(vi, vi_end) = vertices(g); vi != vi_end; ++vi)
{
vertex_attr_map[*vi]["color"] = color[component[*vi]];
vertex_attr_map[*vi]["style"] = "filled";
if (vertex_attr_map[*vi]["color"] == "black")
vertex_attr_map[*vi]["fontcolor"] = "white";
}
write_graphviz("figs/cc-internet-out.dot", g);
}