// Copyright 2008-2010 Gordon Woodhull | |
// 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) | |
#ifndef BOOST_MSM_MPL_GRAPH_DETAIL_INCIDENCE_LIST_GRAPH_IPP_INCLUDED | |
#define BOOST_MSM_MPL_GRAPH_DETAIL_INCIDENCE_LIST_GRAPH_IPP_INCLUDED | |
// these metafunctions provide the metadata structures needed by the public interface | |
// in mpl_graph.hpp | |
#include <boost/mpl/map.hpp> | |
#include <boost/mpl/vector.hpp> | |
#include <boost/mpl/copy.hpp> | |
#include <boost/mpl/vector.hpp> | |
#include <boost/mpl/next.hpp> | |
#include <boost/mpl/front.hpp> | |
#include <boost/mpl/back.hpp> | |
#include <boost/mpl/deref.hpp> | |
#include <boost/mpl/if.hpp> | |
#include <boost/mpl/size.hpp> | |
#include <boost/mpl/void.hpp> | |
#include <boost/mpl/erase_key.hpp> | |
#include <boost/mpl/has_key.hpp> | |
#include <boost/mpl/inserter.hpp> | |
#include <boost/mpl/back_inserter.hpp> | |
#include <boost/mpl/set.hpp> | |
#include <boost/mpl/insert.hpp> | |
#include <boost/mpl/transform.hpp> | |
#include <boost/mpl/pair.hpp> | |
#include <boost/mpl/size.hpp> | |
#include <boost/mpl/fold.hpp> | |
#include <boost/mpl/transform.hpp> | |
#include <boost/mpl/at.hpp> | |
#include <boost/mpl/push_back.hpp> | |
#include <boost/mpl/filter_view.hpp> | |
#include <boost/mpl/transform_view.hpp> | |
#include <boost/mpl/equal.hpp> | |
#include <boost/type_traits.hpp> | |
namespace boost { | |
namespace msm { | |
namespace mpl_graph { | |
namespace detail { | |
// tag to identify this graph implementation (not defined) | |
struct incidence_list_tag; | |
// clarifiers | |
template<typename EST> struct fetch_edge : | |
mpl::front<EST> {}; | |
template<typename EST> struct fetch_source : | |
mpl::deref<typename mpl::next<typename mpl::begin<EST>::type>::type> {}; | |
template<typename EST> struct fetch_target : | |
mpl::back<EST> {}; | |
// Edge->Target map for an Source for out_*, adjacent_vertices | |
template<typename Source, typename ESTSequence> | |
struct produce_out_map<incidence_list_tag, Source, ESTSequence> : | |
mpl::fold<typename mpl::filter_view<ESTSequence, boost::is_same<fetch_source<mpl::_1>,Source> >::type, | |
mpl::map<>, | |
mpl::insert<mpl::_1,mpl::pair<fetch_edge<mpl::_2>,fetch_target<mpl::_2> > > > | |
{}; | |
// Edge->Source map for a Target for in_*, degree | |
template<typename Target, typename ESTSequence> | |
struct produce_in_map<incidence_list_tag, Target, ESTSequence> : | |
mpl::fold<typename mpl::filter_view<ESTSequence, | |
boost::is_same<fetch_target<mpl::_1>,Target> >::type, | |
mpl::map<>, | |
mpl::insert<mpl::_1,mpl::pair<fetch_edge<mpl::_2>,fetch_source<mpl::_2> > > > | |
{}; | |
// Edge->pair<Source,Target> map for source, target | |
template<typename ESTSequence> | |
struct produce_edge_st_map<incidence_list_tag, ESTSequence> : | |
mpl::fold<ESTSequence, | |
mpl::map<>, | |
mpl::insert<mpl::_1,mpl::pair<fetch_edge<mpl::_2>, | |
mpl::pair<fetch_source<mpl::_2>, | |
fetch_target<mpl::_2> > > > > | |
{}; | |
// Vertex set for VertexListGraph | |
template<typename ESTSequence> | |
struct produce_vertex_set<incidence_list_tag, ESTSequence> : | |
mpl::fold<ESTSequence, | |
typename mpl::fold<ESTSequence, | |
mpl::set<>, | |
mpl::insert<mpl::_1,fetch_target<mpl::_2> > | |
>::type, | |
mpl::insert<mpl::_1, fetch_source<mpl::_2> > > | |
{}; | |
// Edge set for EdgeListGraph | |
template<typename ESTSequence> | |
struct produce_edge_set<incidence_list_tag, ESTSequence> : | |
mpl::fold<ESTSequence, | |
mpl::set<>, | |
mpl::insert<mpl::_1,fetch_edge<mpl::_2> > > | |
{}; | |
} | |
} | |
} | |
} | |
#endif // BOOST_MSM_MPL_GRAPH_DETAIL_INCIDENCE_LIST_GRAPH_IPP_INCLUDED |