--- /dev/null
+// Boost.Bimap
+//
+// Copyright (c) 2006-2007 Matias Capeletto
+//
+// 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)
+
+/// \file relation/structured_pair.hpp
+/// \brief Defines the structured_pair class.
+
+#ifndef BOOST_BIMAP_RELATION_STRUCTURED_PAIR_HPP
+#define BOOST_BIMAP_RELATION_STRUCTURED_PAIR_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER>=1200)
+#pragma once
+#endif
+
+#include <boost/config.hpp>
+
+#include <utility>
+
+#include <boost/type_traits/remove_const.hpp>
+
+#include <boost/mpl/aux_/na.hpp>
+
+#include <boost/call_traits.hpp>
+
+#include <boost/utility/enable_if.hpp>
+#include <boost/type_traits/is_same.hpp>
+#include <boost/mpl/if.hpp>
+#include <boost/mpl/vector.hpp>
+
+#include <boost/bimap/detail/debug/static_error.hpp>
+#include <boost/bimap/relation/pair_layout.hpp>
+#include <boost/bimap/relation/symmetrical_base.hpp>
+#include <boost/bimap/relation/support/get.hpp>
+#include <boost/bimap/tags/support/value_type_of.hpp>
+
+
+
+namespace boost {
+namespace bimaps {
+namespace relation {
+
+namespace detail {
+
+/// \brief Storage definition of the left view of a mutant relation.
+/**
+
+See also storage_finder, mirror_storage.
+ **/
+
+template< class FirstType, class SecondType >
+class normal_storage :
+ public symmetrical_base<FirstType,SecondType>
+{
+ typedef symmetrical_base<FirstType,SecondType> base_;
+
+ public:
+
+ typedef normal_storage storage_;
+
+ typedef BOOST_DEDUCED_TYPENAME base_::left_value_type first_type;
+ typedef BOOST_DEDUCED_TYPENAME base_::right_value_type second_type;
+
+ first_type first;
+ second_type second;
+
+ normal_storage() {}
+
+ normal_storage(BOOST_DEDUCED_TYPENAME ::boost::call_traits<
+ first_type >::param_type f,
+ BOOST_DEDUCED_TYPENAME ::boost::call_traits<
+ second_type>::param_type s)
+
+ : first(f), second(s) {}
+
+ BOOST_DEDUCED_TYPENAME base_:: left_value_type & get_left() { return first; }
+ const BOOST_DEDUCED_TYPENAME base_:: left_value_type & get_left()const { return first; }
+ BOOST_DEDUCED_TYPENAME base_::right_value_type & get_right() { return second; }
+ const BOOST_DEDUCED_TYPENAME base_::right_value_type & get_right()const { return second; }
+};
+
+/// \brief Storage definition of the right view of a mutant relation.
+/**
+
+See also storage_finder, normal_storage.
+ **/
+
+template< class FirstType, class SecondType >
+class mirror_storage :
+ public symmetrical_base<SecondType,FirstType>
+{
+ typedef symmetrical_base<SecondType,FirstType> base_;
+
+ public:
+
+ typedef mirror_storage storage_;
+
+ typedef BOOST_DEDUCED_TYPENAME base_::left_value_type second_type;
+ typedef BOOST_DEDUCED_TYPENAME base_::right_value_type first_type;
+
+ second_type second;
+ first_type first;
+
+ mirror_storage() {}
+
+ mirror_storage(BOOST_DEDUCED_TYPENAME ::boost::call_traits<first_type >::param_type f,
+ BOOST_DEDUCED_TYPENAME ::boost::call_traits<second_type >::param_type s)
+
+ : second(s), first(f) {}
+
+ BOOST_DEDUCED_TYPENAME base_:: left_value_type & get_left() { return second; }
+ const BOOST_DEDUCED_TYPENAME base_:: left_value_type & get_left()const { return second; }
+ BOOST_DEDUCED_TYPENAME base_::right_value_type & get_right() { return first; }
+ const BOOST_DEDUCED_TYPENAME base_::right_value_type & get_right()const { return first; }
+};
+
+/** \struct boost::bimaps::relation::storage_finder
+\brief Obtain the a storage with the correct layout.
+
+\code
+template< class FirstType, class SecondType, class Layout >
+struct storage_finder
+{
+ typedef {normal/mirror}_storage<FirstType,SecondType> type;
+};
+\endcode
+
+See also normal_storage, mirror_storage.
+ **/
+
+#ifndef BOOST_BIMAP_DOXYGEN_WILL_NOT_PROCESS_THE_FOLLOWING_LINES
+
+template
+<
+ class FirstType,
+ class SecondType,
+ class Layout
+>
+struct storage_finder
+{
+ typedef normal_storage<FirstType,SecondType> type;
+};
+
+template
+<
+ class FirstType,
+ class SecondType
+>
+struct storage_finder<FirstType,SecondType,mirror_layout>
+{
+ typedef mirror_storage<FirstType,SecondType> type;
+};
+
+#endif // BOOST_BIMAP_DOXYGEN_WILL_NOT_PROCESS_THE_FOLLOWING_LINES
+
+
+template< class TA, class TB, class Info, class Layout >
+class pair_info_hook :
+ public ::boost::bimaps::relation::detail::storage_finder<TA,TB,Layout>::type
+{
+ typedef BOOST_DEDUCED_TYPENAME ::boost::bimaps::relation::detail::storage_finder<TA,TB,Layout>::type base_;
+
+ typedef BOOST_DEDUCED_TYPENAME ::boost::bimaps::tags::support::
+ default_tagged<Info,member_at::info>::type tagged_info_type;
+
+ public:
+ typedef BOOST_DEDUCED_TYPENAME tagged_info_type::value_type info_type;
+ typedef BOOST_DEDUCED_TYPENAME tagged_info_type::tag info_tag;
+
+ info_type info;
+
+ protected:
+
+ pair_info_hook() {}
+
+ pair_info_hook( BOOST_DEDUCED_TYPENAME ::boost::call_traits<
+ BOOST_DEDUCED_TYPENAME base_::first_type
+ >::param_type f,
+ BOOST_DEDUCED_TYPENAME ::boost::call_traits<
+ BOOST_DEDUCED_TYPENAME base_::second_type
+ >::param_type s,
+ BOOST_DEDUCED_TYPENAME ::boost::call_traits<
+ info_type
+ >::param_type i = info_type() )
+ : base_(f,s), info(i) {}
+
+ template< class Pair >
+ pair_info_hook( const Pair & p) :
+ base_(p.first,p.second),
+ info(p.info) {}
+
+ template< class Pair >
+ void change_to( const Pair & p )
+ {
+ base_::first = p.first ;
+ base_::second = p.second;
+ info = p.info ;
+ }
+
+ void clear_info()
+ {
+ info = info_type();
+ };
+};
+
+template< class TA, class TB, class Layout>
+class pair_info_hook<TA,TB,::boost::mpl::na,Layout> :
+ public ::boost::bimaps::relation::detail::storage_finder<TA,TB,Layout>::type
+{
+ typedef BOOST_DEDUCED_TYPENAME ::boost::bimaps::relation::detail::storage_finder<TA,TB,Layout>::type base_;
+
+ public:
+ typedef ::boost::mpl::na info_type;
+ typedef member_at::info info_tag;
+
+ protected:
+
+ pair_info_hook() {}
+
+ pair_info_hook( BOOST_DEDUCED_TYPENAME ::boost::call_traits<
+ BOOST_DEDUCED_TYPENAME base_::first_type
+ >::param_type f,
+ BOOST_DEDUCED_TYPENAME ::boost::call_traits<
+ BOOST_DEDUCED_TYPENAME base_::second_type
+ >::param_type s)
+
+ : base_(f,s) {}
+
+ template< class Pair >
+ pair_info_hook( const Pair & p ) :
+ base_(p.first,p.second) {}
+
+ template< class Pair >
+ void change_to( const Pair & p )
+ {
+ base_::first = p.first ;
+ base_::second = p.second;
+ }
+
+ void clear_info() {};
+};
+
+
+
+} // namespace detail
+
+template< class TA, class TB, class Info, bool FM >
+class mutant_relation;
+
+
+/// \brief A std::pair signature compatible class that allows you to control
+/// the internal structure of the data.
+/**
+This class allows you to specify the order in wich the two data types will be
+in the layout of the class.
+ **/
+
+template< class FirstType, class SecondType, class Info, class Layout = normal_layout >
+class structured_pair :
+
+ public ::boost::bimaps::relation::detail::pair_info_hook
+ <
+ FirstType, SecondType,
+ Info,
+ Layout
+
+ >
+
+{
+ typedef BOOST_DEDUCED_TYPENAME ::boost::bimaps::relation::detail::pair_info_hook
+ <
+ FirstType, SecondType,
+ Info,
+ Layout
+
+ > base_;
+
+ public:
+
+ typedef ::boost::mpl::vector3<
+ structured_pair< FirstType, SecondType, Info, normal_layout >,
+ structured_pair< FirstType, SecondType, Info, mirror_layout >,
+ BOOST_DEDUCED_TYPENAME ::boost::mpl::if_<
+ BOOST_DEDUCED_TYPENAME ::boost::is_same<Layout, normal_layout>::type,
+ mutant_relation< FirstType, SecondType, Info, true >,
+ mutant_relation< SecondType, FirstType, Info, true >
+ >::type
+
+ > mutant_views;
+
+ structured_pair() {}
+
+ structured_pair(BOOST_DEDUCED_TYPENAME boost::call_traits<
+ BOOST_DEDUCED_TYPENAME base_::first_type >::param_type f,
+ BOOST_DEDUCED_TYPENAME boost::call_traits<
+ BOOST_DEDUCED_TYPENAME base_::second_type >::param_type s)
+ : base_(f,s) {}
+
+ structured_pair(BOOST_DEDUCED_TYPENAME boost::call_traits<
+ BOOST_DEDUCED_TYPENAME base_::first_type >::param_type f,
+ BOOST_DEDUCED_TYPENAME boost::call_traits<
+ BOOST_DEDUCED_TYPENAME base_::second_type >::param_type s,
+ BOOST_DEDUCED_TYPENAME boost::call_traits<
+ BOOST_DEDUCED_TYPENAME base_::info_type >::param_type i)
+ : base_(f,s,i) {}
+
+ template< class OtherLayout >
+ structured_pair(
+ const structured_pair<FirstType,SecondType,Info,OtherLayout> & p)
+ : base_(p) {}
+
+ template< class OtherLayout >
+ structured_pair& operator=(
+ const structured_pair<FirstType,SecondType,OtherLayout> & p)
+ {
+ base_::change_to(p);
+ return *this;
+ }
+
+ template< class First, class Second >
+ structured_pair(const std::pair<First,Second> & p) :
+ base_(p.first,p.second)
+ {}
+
+ template< class First, class Second >
+ structured_pair& operator=(const std::pair<First,Second> & p)
+ {
+ base_::first = p.first;
+ base_::second = p.second;
+ base_::clear_info();
+ return *this;
+ }
+
+ template< class Tag >
+ const BOOST_DEDUCED_TYPENAME ::boost::bimaps::relation::support::
+ result_of::get<Tag,const structured_pair>::type
+ get(BOOST_EXPLICIT_TEMPLATE_TYPE(Tag)) const
+ {
+ return ::boost::bimaps::relation::support::get<Tag>(*this);
+ }
+
+ template< class Tag >
+ BOOST_DEDUCED_TYPENAME ::boost::bimaps::relation::support::
+ result_of::get<Tag,structured_pair>::type
+ get(BOOST_EXPLICIT_TEMPLATE_TYPE(Tag))
+ {
+ return ::boost::bimaps::relation::support::get<Tag>(*this);
+ }
+};
+
+// structured_pair - structured_pair
+
+template< class FirstType, class SecondType, class Info, class Layout1, class Layout2 >
+bool operator==(const structured_pair<FirstType,SecondType,Info,Layout1> & a,
+ const structured_pair<FirstType,SecondType,Info,Layout2> & b)
+{
+ return ( ( a.first == b.first ) &&
+ ( a.second == b.second ) );
+}
+
+template< class FirstType, class SecondType, class Info, class Layout1, class Layout2 >
+bool operator!=(const structured_pair<FirstType,SecondType,Info,Layout1> & a,
+ const structured_pair<FirstType,SecondType,Info,Layout2> & b)
+{
+ return ! ( a == b );
+}
+
+template< class FirstType, class SecondType, class Info, class Layout1, class Layout2 >
+bool operator<(const structured_pair<FirstType,SecondType,Info,Layout1> & a,
+ const structured_pair<FirstType,SecondType,Info,Layout2> & b)
+{
+ return ( ( a.first < b.first ) ||
+ (( a.first == b.first ) && ( a.second < b.second )));
+}
+
+template< class FirstType, class SecondType, class Info, class Layout1, class Layout2 >
+bool operator<=(const structured_pair<FirstType,SecondType,Info,Layout1> & a,
+ const structured_pair<FirstType,SecondType,Info,Layout2> & b)
+{
+ return ( ( a.first < b.first ) ||
+ (( a.first == b.first ) && ( a.second <= b.second )));
+}
+
+template< class FirstType, class SecondType, class Info, class Layout1, class Layout2 >
+bool operator>(const structured_pair<FirstType,SecondType,Info,Layout1> & a,
+ const structured_pair<FirstType,SecondType,Info,Layout2> & b)
+{
+ return ( ( a.first > b.first ) ||
+ (( a.first == b.first ) && ( a.second > b.second )));
+}
+
+template< class FirstType, class SecondType, class Info, class Layout1, class Layout2 >
+bool operator>=(const structured_pair<FirstType,SecondType,Info,Layout1> & a,
+ const structured_pair<FirstType,SecondType,Info,Layout2> & b)
+{
+ return ( ( a.first > b.first ) ||
+ (( a.first == b.first ) && ( a.second >= b.second )));
+}
+
+// structured_pair - std::pair
+
+template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
+bool operator==(const structured_pair<FirstType,SecondType,Info,Layout> & a,
+ const std::pair<F,S> & b)
+{
+ return ( ( a.first == b.first ) &&
+ ( a.second == b.second ) );
+}
+
+template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
+bool operator!=(const structured_pair<FirstType,SecondType,Info,Layout> & a,
+ const std::pair<F,S> & b)
+{
+ return ! ( a == b );
+}
+
+template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
+bool operator<(const structured_pair<FirstType,SecondType,Info,Layout> & a,
+ const std::pair<F,S> & b)
+{
+ return ( ( a.first < b.first ) ||
+ (( a.first == b.first ) && ( a.second < b.second )));
+}
+
+template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
+bool operator<=(const structured_pair<FirstType,SecondType,Info,Layout> & a,
+ const std::pair<F,S> & b)
+{
+ return ( ( a.first < b.first ) ||
+ (( a.first == b.first ) && ( a.second <= b.second )));
+}
+
+template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
+bool operator>(const structured_pair<FirstType,SecondType,Info,Layout> & a,
+ const std::pair<F,S> & b)
+{
+ return ( ( a.first > b.first ) ||
+ (( a.first == b.first ) && ( a.second > b.second )));
+}
+
+template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
+bool operator>=(const structured_pair<FirstType,SecondType,Info,Layout> & a,
+ const std::pair<F,S> & b)
+{
+ return ( ( a.first > b.first ) ||
+ (( a.first == b.first ) && ( a.second >= b.second )));
+}
+
+// std::pair - sturctured_pair
+
+template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
+bool operator==(const std::pair<F,S> & a,
+ const structured_pair<FirstType,SecondType,Info,Layout> & b)
+{
+ return ( ( a.first == b.first ) &&
+ ( a.second == b.second ) );
+}
+
+template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
+bool operator!=(const std::pair<F,S> & a,
+ const structured_pair<FirstType,SecondType,Info,Layout> & b)
+{
+ return ! ( a == b );
+}
+
+template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
+bool operator<(const std::pair<F,S> & a,
+ const structured_pair<FirstType,SecondType,Info,Layout> & b)
+{
+ return ( ( a.first < b.first ) ||
+ (( a.first == b.first ) && ( a.second < b.second )));
+}
+
+template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
+bool operator<=(const std::pair<F,S> & a,
+ const structured_pair<FirstType,SecondType,Info,Layout> & b)
+{
+ return ( ( a.first < b.first ) ||
+ (( a.first == b.first ) && ( a.second <= b.second )));
+}
+
+template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
+bool operator>(const std::pair<F,S> & a,
+ const structured_pair<FirstType,SecondType,Info,Layout> & b)
+{
+ return ( ( a.first > b.first ) ||
+ (( a.first == b.first ) && ( a.second > b.second )));
+}
+
+template< class FirstType, class SecondType, class Info, class Layout, class F, class S >
+bool operator>=(const std::pair<F,S> & a,
+ const structured_pair<FirstType,SecondType,Info,Layout> & b)
+{
+ return ( ( a.first > b.first ) ||
+ (( a.first == b.first ) && ( a.second >= b.second )));
+}
+
+
+
+} // namespace relation
+} // namespace bimaps
+} // namespace boost
+
+#endif // BOOST_BIMAP_RELATION_STRUCTURED_PAIR_HPP
+