diff options
Diffstat (limited to '3rdParty/Boost/src/boost/fusion/view/transform_view/detail/deref_impl.hpp')
-rw-r--r-- | 3rdParty/Boost/src/boost/fusion/view/transform_view/detail/deref_impl.hpp | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/fusion/view/transform_view/detail/deref_impl.hpp b/3rdParty/Boost/src/boost/fusion/view/transform_view/detail/deref_impl.hpp new file mode 100644 index 0000000..dcdf04e --- /dev/null +++ b/3rdParty/Boost/src/boost/fusion/view/transform_view/detail/deref_impl.hpp @@ -0,0 +1,76 @@ +/*============================================================================= + Copyright (c) 2001-2011 Joel de Guzman + + 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) +==============================================================================*/ +#if !defined(FUSION_DEREF_IMPL_07162005_1026) +#define FUSION_DEREF_IMPL_07162005_1026 + +#include <boost/mpl/apply.hpp> +#include <boost/fusion/iterator/deref.hpp> +#include <boost/fusion/iterator/value_of.hpp> +#include <boost/fusion/view/transform_view/detail/apply_transform_result.hpp> + +namespace boost { namespace fusion +{ + struct transform_view_iterator_tag; + struct transform_view_iterator2_tag; + + namespace extension + { + template <typename Tag> + struct deref_impl; + + // Unary Version + template <> + struct deref_impl<transform_view_iterator_tag> + { + template <typename Iterator> + struct apply + { + typedef typename + result_of::deref<typename Iterator::first_type>::type + value_type; + + typedef detail::apply_transform_result<typename Iterator::transform_type> transform_type; + typedef typename mpl::apply<transform_type, value_type>::type type; + + static type + call(Iterator const& i) + { + return i.f(*i.first); + } + }; + }; + + // Binary Version + template <> + struct deref_impl<transform_view_iterator2_tag> + { + template <typename Iterator> + struct apply + { + typedef typename + result_of::deref<typename Iterator::first1_type>::type + value1_type; + typedef typename + result_of::deref<typename Iterator::first2_type>::type + value2_type; + + typedef detail::apply_transform_result<typename Iterator::transform_type> transform_type; + typedef typename mpl::apply<transform_type, value1_type, value2_type>::type type; + + static type + call(Iterator const& i) + { + return i.f(*i.first1, *i.first2); + } + }; + }; + } +}} + +#endif + + |