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1 | /*============================================================================= |
2 | Copyright (c) 2001-2011 Joel de Guzman | |
3 | Copyright (c) 2011 Eric Niebler | |
4 | ||
5 | Distributed under the Boost Software License, Version 1.0. (See accompanying | |
6 | file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
7 | ==============================================================================*/ | |
8 | #if !defined(BOOST_FUSION_SINGLE_VIEW_ITERATOR_05052005_0340) | |
9 | #define BOOST_FUSION_SINGLE_VIEW_ITERATOR_05052005_0340 | |
10 | ||
11 | #include <boost/fusion/support/config.hpp> | |
12 | #include <boost/fusion/support/detail/access.hpp> | |
13 | #include <boost/fusion/support/iterator_base.hpp> | |
14 | #include <boost/fusion/view/single_view/detail/deref_impl.hpp> | |
15 | #include <boost/fusion/view/single_view/detail/next_impl.hpp> | |
16 | #include <boost/fusion/view/single_view/detail/prior_impl.hpp> | |
17 | #include <boost/fusion/view/single_view/detail/advance_impl.hpp> | |
18 | #include <boost/fusion/view/single_view/detail/distance_impl.hpp> | |
19 | #include <boost/fusion/view/single_view/detail/equal_to_impl.hpp> | |
20 | #include <boost/fusion/view/single_view/detail/value_of_impl.hpp> | |
21 | #include <boost/config.hpp> | |
22 | ||
23 | #if defined (BOOST_MSVC) | |
24 | # pragma warning(push) | |
25 | # pragma warning (disable: 4512) // assignment operator could not be generated. | |
26 | #endif | |
27 | ||
28 | namespace boost { namespace fusion | |
29 | { | |
30 | struct single_view_iterator_tag; | |
31 | struct random_access_traversal_tag; | |
32 | ||
33 | template <typename SingleView, typename Pos> | |
34 | struct single_view_iterator | |
35 | : iterator_base<single_view_iterator<SingleView, Pos> > | |
36 | { | |
37 | typedef single_view_iterator_tag fusion_tag; | |
38 | typedef random_access_traversal_tag category; | |
39 | typedef typename SingleView::value_type value_type; | |
40 | typedef Pos position; | |
41 | typedef SingleView single_view_type; | |
42 | ||
43 | BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED | |
44 | explicit single_view_iterator(single_view_type& in_view) | |
45 | : view(in_view) {} | |
46 | ||
47 | SingleView& view; | |
48 | ||
49 | private: | |
50 | single_view_iterator& operator=(single_view_iterator const&); | |
51 | }; | |
52 | }} | |
53 | ||
54 | #ifdef BOOST_FUSION_WORKAROUND_FOR_LWG_2408 | |
55 | namespace std | |
56 | { | |
57 | template <typename SingleView, typename Pos> | |
58 | struct iterator_traits< ::boost::fusion::single_view_iterator<SingleView, Pos> > | |
59 | { }; | |
60 | } | |
61 | #endif | |
62 | ||
63 | #if defined (BOOST_MSVC) | |
64 | # pragma warning(pop) | |
65 | #endif | |
66 | ||
67 | #endif | |
68 | ||
69 |