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- /*=============================================================================
- 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_TRANSFORM_VIEW_ITERATOR_07162005_1033)
- #define FUSION_TRANSFORM_VIEW_ITERATOR_07162005_1033
- #include <boost/fusion/support/config.hpp>
- #include <boost/fusion/support/iterator_base.hpp>
- #include <boost/fusion/support/category_of.hpp>
- #include <boost/fusion/iterator/mpl/convert_iterator.hpp>
- #include <boost/fusion/adapted/mpl/mpl_iterator.hpp>
- #include <boost/fusion/view/transform_view/detail/deref_impl.hpp>
- #include <boost/fusion/view/transform_view/detail/next_impl.hpp>
- #include <boost/fusion/view/transform_view/detail/prior_impl.hpp>
- #include <boost/fusion/view/transform_view/detail/value_of_impl.hpp>
- #include <boost/fusion/view/transform_view/detail/advance_impl.hpp>
- #include <boost/fusion/view/transform_view/detail/distance_impl.hpp>
- #include <boost/fusion/view/transform_view/detail/equal_to_impl.hpp>
- namespace boost { namespace fusion
- {
- // Unary Version
- struct transform_view_iterator_tag;
- template <typename First, typename F>
- struct transform_view_iterator
- : iterator_base<transform_view_iterator<First, F> >
- {
- typedef transform_view_iterator_tag fusion_tag;
- typedef convert_iterator<First> converter;
- typedef typename converter::type first_type;
- typedef typename traits::category_of<first_type>::type category;
- typedef F transform_type;
- BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
- transform_view_iterator(First const& in_first, F const& in_f)
- : first(converter::call(in_first)), f(in_f) {}
- first_type first;
- transform_type f;
- private:
- // silence MSVC warning C4512: assignment operator could not be generated
- transform_view_iterator& operator= (transform_view_iterator const&);
- };
- // Binary Version
- struct transform_view_iterator2_tag;
- template <typename First1, typename First2, typename F>
- struct transform_view_iterator2
- : iterator_base<transform_view_iterator2<First1, First2, F> >
- {
- typedef transform_view_iterator2_tag fusion_tag;
- typedef convert_iterator<First1> converter1;
- typedef convert_iterator<First2> converter2;
- typedef typename converter1::type first1_type;
- typedef typename converter2::type first2_type;
- typedef typename traits::category_of<first1_type>::type category;
- typedef F transform_type;
- BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
- transform_view_iterator2(First1 const& in_first1, First2 const& in_first2, F const& in_f)
- : first1(converter1::call(in_first1)), first2(converter2::call(in_first2)), f(in_f) {}
- first1_type first1;
- first2_type first2;
- transform_type f;
- private:
- // silence MSVC warning C4512: assignment operator could not be generated
- transform_view_iterator2& operator= (transform_view_iterator2 const&);
- };
- }}
- #ifdef BOOST_FUSION_WORKAROUND_FOR_LWG_2408
- namespace std
- {
- template <typename First, typename F>
- struct iterator_traits< ::boost::fusion::transform_view_iterator<First, F> >
- { };
- template <typename First1, typename First2, typename F>
- struct iterator_traits< ::boost::fusion::transform_view_iterator2<First1, First2, F> >
- { };
- }
- #endif
- #endif
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