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- // (C) Copyright Francois Faure, iMAGIS-GRAVIR / UJF, 2001.
- // 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)
- // Revision History:
- // 03 May 2001 Jeremy Siek
- // Moved property iterator code to headers.
- // 02 May 2001 Francois Faure
- // Initial version.
- #include <boost/graph/adjacency_list_io.hpp>
- #include <boost/graph/property_iter_range.hpp>
- #include <fstream>
- #include <algorithm>
- using namespace boost;
- //======== vertex properties
- struct toto_t {
- enum { num = 23063};
- typedef vertex_property_tag kind;
- };
- typedef property< toto_t, double > Toto;
- struct radius_t {
- enum { num = 23062};
- typedef vertex_property_tag kind;
- };
- typedef property< radius_t, double, Toto > Radius;
- struct mass_t {
- enum { num = 23061};
- typedef vertex_property_tag kind;
- };
- typedef property< mass_t, int, Radius > Mass;
- //====== edge properties
- struct stiff_t {
- enum { num = 23064};
- typedef edge_property_tag kind;
- };
- typedef property<stiff_t, double> Stiff;
- //===== graph type
- typedef Mass VertexProperty;
- typedef Stiff EdgeProperty;
- typedef adjacency_list<vecS, setS, bidirectionalS,
- VertexProperty, EdgeProperty> Graph;
- //===== utilities
- struct Print
- {
- template<class T>
- Print& operator() (const T& t) {
- std::cout << t << " ";
- return (*this);
- }
- };
- template<class T>
- struct Set
- {
- T value;
-
- Set( const T& t ):value(t){}
-
- Set& operator() (T& t) {
- t=value;
- return (*this);
- }
- };
- //===== program
- int main(int argc, char* argv[])
- {
- if (argc < 2) {
- std::cerr<<"args: file"<<std::endl;
- return EXIT_FAILURE;
- }
-
- std::ifstream readFile(argv[1]);
-
- Graph graph;
- readFile >> read( graph );
- std::cout << write( graph );
-
- std::cout << "radii:" << std::endl;
- graph_property_iter_range<Graph,radius_t>::type
- seqRadius = get_property_iter_range(graph,radius_t());
- std::for_each( seqRadius.first, seqRadius.second, Print() );
- std::cout << std::endl;
-
- std::cout << "stiff:" << std::endl;
- graph_property_iter_range<Graph,stiff_t>::type
- seqStiff = get_property_iter_range(graph, stiff_t());
- std::for_each( seqStiff.first, seqStiff.second, Print() );
- std::cout << std::endl;
-
- seqStiff = get_property_iter_range(graph, stiff_t());
- std::for_each( seqStiff.first, seqStiff.second, Set<double>(2.4) );
-
- std::cout << "new stiff:" << std::endl;
- seqStiff = get_property_iter_range(graph,stiff_t());
- std::for_each( seqStiff.first, seqStiff.second, Print() );
- std::cout << std::endl;
-
- return 0;
- }
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