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Diffstat (limited to '3rdParty/Boost/src/boost/mpl/pair_view.hpp')
| -rw-r--r-- | 3rdParty/Boost/src/boost/mpl/pair_view.hpp | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/mpl/pair_view.hpp b/3rdParty/Boost/src/boost/mpl/pair_view.hpp new file mode 100644 index 0000000..43430f5 --- /dev/null +++ b/3rdParty/Boost/src/boost/mpl/pair_view.hpp @@ -0,0 +1,169 @@ + +#ifndef BOOST_MPL_PAIR_VIEW_HPP_INCLUDED +#define BOOST_MPL_PAIR_VIEW_HPP_INCLUDED + +// Copyright David Abrahams 2003-2004 +// Copyright Aleksey Gurtovoy 2004 +// +// 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) +// +// See http://www.boost.org/libs/mpl for documentation. + +// $Id: pair_view.hpp 49267 2008-10-11 06:19:02Z agurtovoy $ +// $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $ +// $Revision: 49267 $ + +#include <boost/mpl/begin_end.hpp> +#include <boost/mpl/iterator_category.hpp> +#include <boost/mpl/advance.hpp> +#include <boost/mpl/distance.hpp> +#include <boost/mpl/next_prior.hpp> +#include <boost/mpl/deref.hpp> +#include <boost/mpl/min_max.hpp> +#include <boost/mpl/pair.hpp> +#include <boost/mpl/iterator_tags.hpp> +#include <boost/mpl/aux_/config/ctps.hpp> +#include <boost/mpl/aux_/na_spec.hpp> + +namespace boost { namespace mpl { + +namespace aux { +struct pair_iter_tag; + +#if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) + +template< typename Iter1, typename Iter2, typename Category > +struct pair_iter; + +template< typename Category > struct prior_pair_iter +{ + template< typename Iter1, typename Iter2 > struct apply + { + typedef typename mpl::prior<Iter1>::type i1_; + typedef typename mpl::prior<Iter2>::type i2_; + typedef pair_iter<i1_,i2_,Category> type; + }; +}; + +template<> struct prior_pair_iter<forward_iterator_tag> +{ + template< typename Iter1, typename Iter2 > struct apply + { + typedef pair_iter<Iter1,Iter2,forward_iterator_tag> type; + }; +}; + +#endif +} + +template< + typename Iter1 + , typename Iter2 + , typename Category + > +struct pair_iter +{ + typedef aux::pair_iter_tag tag; + typedef Category category; + typedef Iter1 first; + typedef Iter2 second; + +#if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) + typedef pair< + typename deref<Iter1>::type + , typename deref<Iter2>::type + > type; + + typedef typename mpl::next<Iter1>::type i1_; + typedef typename mpl::next<Iter2>::type i2_; + typedef pair_iter<i1_,i2_,Category> next; + + typedef apply_wrap2< aux::prior_pair_iter<Category>,Iter1,Iter2 >::type prior; +#endif +}; + + +#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) + +template< typename Iter1, typename Iter2, typename C > +struct deref< pair_iter<Iter1,Iter2,C> > +{ + typedef pair< + typename deref<Iter1>::type + , typename deref<Iter2>::type + > type; +}; + +template< typename Iter1, typename Iter2, typename C > +struct next< pair_iter<Iter1,Iter2,C> > +{ + typedef typename mpl::next<Iter1>::type i1_; + typedef typename mpl::next<Iter2>::type i2_; + typedef pair_iter<i1_,i2_,C> type; +}; + +template< typename Iter1, typename Iter2, typename C > +struct prior< pair_iter<Iter1,Iter2,C> > +{ + typedef typename mpl::prior<Iter1>::type i1_; + typedef typename mpl::prior<Iter2>::type i2_; + typedef pair_iter<i1_,i2_,C> type; +}; + +#endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION + + +template<> struct advance_impl<aux::pair_iter_tag> +{ + template< typename Iter, typename D > struct apply + { + typedef typename mpl::advance< typename Iter::first,D >::type i1_; + typedef typename mpl::advance< typename Iter::second,D >::type i2_; + typedef pair_iter<i1_,i2_,typename Iter::category> type; + }; +}; + +template<> struct distance_impl<aux::pair_iter_tag> +{ + template< typename Iter1, typename Iter2 > struct apply + { + // agurt, 10/nov/04: MSVC 6.5 ICE-s on forwarding + typedef typename mpl::distance< + typename first<Iter1>::type + , typename first<Iter2>::type + >::type type; + }; +}; + + +template< + typename BOOST_MPL_AUX_NA_PARAM(Sequence1) + , typename BOOST_MPL_AUX_NA_PARAM(Sequence2) + > +struct pair_view +{ + typedef nested_begin_end_tag tag; + + typedef typename begin<Sequence1>::type iter1_; + typedef typename begin<Sequence2>::type iter2_; + typedef typename min< + typename iterator_category<iter1_>::type + , typename iterator_category<iter2_>::type + >::type category_; + + typedef pair_iter<iter1_,iter2_,category_> begin; + + typedef pair_iter< + typename end<Sequence1>::type + , typename end<Sequence2>::type + , category_ + > end; +}; + +BOOST_MPL_AUX_NA_SPEC(2, pair_view) + +}} + +#endif // BOOST_MPL_PAIR_VIEW_HPP_INCLUDED |