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1 | // Boost.Geometry Index |
2 | // | |
3 | // Pairs intended to be used internally in nodes. | |
4 | // | |
5 | // Copyright (c) 2011-2013 Adam Wulkiewicz, Lodz, Poland. | |
6 | // | |
7 | // Use, modification and distribution is subject to the Boost Software License, | |
8 | // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
9 | // http://www.boost.org/LICENSE_1_0.txt) | |
10 | ||
11 | #ifndef BOOST_GEOMETRY_INDEX_DETAIL_RTREE_NODE_PAIRS_HPP | |
12 | #define BOOST_GEOMETRY_INDEX_DETAIL_RTREE_NODE_PAIRS_HPP | |
13 | ||
14 | #include <boost/move/move.hpp> | |
15 | ||
16 | namespace boost { namespace geometry { namespace index { | |
17 | ||
18 | namespace detail { namespace rtree { | |
19 | ||
20 | template <typename First, typename Pointer> | |
21 | class ptr_pair | |
22 | { | |
23 | public: | |
24 | typedef First first_type; | |
25 | typedef Pointer second_type; | |
26 | ptr_pair(First const& f, Pointer s) : first(f), second(s) {} | |
27 | //ptr_pair(ptr_pair const& p) : first(p.first), second(p.second) {} | |
28 | //ptr_pair & operator=(ptr_pair const& p) { first = p.first; second = p.second; return *this; } | |
29 | ||
30 | first_type first; | |
31 | second_type second; | |
32 | }; | |
33 | ||
34 | template <typename First, typename Pointer> inline | |
35 | ptr_pair<First, Pointer> | |
36 | make_ptr_pair(First const& f, Pointer s) | |
37 | { | |
38 | return ptr_pair<First, Pointer>(f, s); | |
39 | } | |
40 | ||
41 | // TODO: It this will be used, rename it to unique_ptr_pair and possibly use unique_ptr. | |
42 | ||
43 | template <typename First, typename Pointer> | |
44 | class exclusive_ptr_pair | |
45 | { | |
46 | BOOST_MOVABLE_BUT_NOT_COPYABLE(exclusive_ptr_pair) | |
47 | public: | |
48 | typedef First first_type; | |
49 | typedef Pointer second_type; | |
50 | exclusive_ptr_pair(First const& f, Pointer s) : first(f), second(s) {} | |
51 | ||
52 | // INFO - members aren't really moved! | |
53 | exclusive_ptr_pair(BOOST_RV_REF(exclusive_ptr_pair) p) : first(p.first), second(p.second) { p.second = 0; } | |
54 | exclusive_ptr_pair & operator=(BOOST_RV_REF(exclusive_ptr_pair) p) { first = p.first; second = p.second; p.second = 0; return *this; } | |
55 | ||
56 | first_type first; | |
57 | second_type second; | |
58 | }; | |
59 | ||
60 | template <typename First, typename Pointer> inline | |
61 | exclusive_ptr_pair<First, Pointer> | |
62 | make_exclusive_ptr_pair(First const& f, Pointer s) | |
63 | { | |
64 | return exclusive_ptr_pair<First, Pointer>(f, s); | |
65 | } | |
66 | ||
67 | }} // namespace detail::rtree | |
68 | ||
69 | }}} // namespace boost::geometry::index | |
70 | ||
71 | #endif // BOOST_GEOMETRY_INDEX_DETAIL_RTREE_NODE_PAIRS_HPP |