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1 | // Boost.Geometry (aka GGL, Generic Geometry Library) |
2 | // Unit Test | |
3 | ||
4 | // Copyright (c) 2010-2012 Barend Gehrels, Amsterdam, the Netherlands. | |
5 | ||
1e59de90 TL |
6 | // This file was modified by Oracle on 2020. |
7 | // Modifications copyright (c) 2020 Oracle and/or its affiliates. | |
8 | // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle | |
9 | ||
7c673cae FG |
10 | // Use, modification and distribution is subject to the Boost Software License, |
11 | // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
12 | // http://www.boost.org/LICENSE_1_0.txt) | |
13 | ||
14 | ||
15 | #ifndef GEOMETRY_TEST_TEST_GEOMETRIES_WRAPPED_BOOST_ARRAY_HPP | |
16 | #define GEOMETRY_TEST_TEST_GEOMETRIES_WRAPPED_BOOST_ARRAY_HPP | |
17 | ||
18 | #include <cstddef> | |
19 | ||
20 | #include <boost/array.hpp> | |
1e59de90 | 21 | #include <boost/range/iterator.hpp> |
7c673cae FG |
22 | |
23 | #include <boost/geometry/core/mutable_range.hpp> | |
24 | #include <boost/geometry/core/tag.hpp> | |
25 | #include <boost/geometry/core/tags.hpp> | |
26 | ||
27 | ||
28 | namespace test | |
29 | { | |
30 | ||
31 | template <typename Point, std::size_t Count> | |
32 | struct wrapped_boost_array | |
33 | { | |
34 | inline wrapped_boost_array() : size(0) {} | |
35 | ||
36 | boost::array<Point, Count> array; | |
37 | std::size_t size; | |
38 | }; | |
39 | ||
40 | ||
41 | } // namespace test | |
42 | ||
43 | ||
44 | // 1a: adapt to Boost.Range | |
45 | namespace boost | |
46 | { | |
47 | using namespace test; | |
48 | ||
49 | template <typename Point, std::size_t Count> | |
50 | struct range_mutable_iterator<wrapped_boost_array<Point, Count> > | |
51 | : public range_mutable_iterator<boost::array<Point, Count> > | |
52 | {}; | |
53 | ||
54 | template <typename Point, std::size_t Count> | |
55 | struct range_const_iterator<wrapped_boost_array<Point, Count> > | |
56 | : public range_const_iterator<boost::array<Point, Count> > | |
57 | {}; | |
58 | ||
59 | ||
60 | } // namespace 'boost' | |
61 | ||
62 | ||
63 | // 1b) adapt to Boost.Range with ADP | |
64 | namespace test | |
65 | { | |
66 | template <typename Point, std::size_t Count> | |
67 | inline typename boost::range_iterator | |
68 | < | |
69 | wrapped_boost_array<Point, Count> | |
70 | >::type range_begin(wrapped_boost_array<Point, Count>& ar) | |
71 | { | |
72 | return ar.array.begin(); | |
73 | } | |
74 | ||
75 | template <typename Point, std::size_t Count> | |
76 | inline typename boost::range_iterator | |
77 | < | |
78 | wrapped_boost_array<Point, Count> const | |
79 | >::type range_begin(wrapped_boost_array<Point, Count> const& ar) | |
80 | { | |
81 | return ar.array.begin(); | |
82 | } | |
83 | ||
84 | template <typename Point, std::size_t Count> | |
85 | inline typename boost::range_iterator | |
86 | < | |
87 | wrapped_boost_array<Point, Count> | |
88 | >::type range_end(wrapped_boost_array<Point, Count>& ar) | |
89 | { | |
90 | typename boost::range_iterator | |
91 | < | |
92 | wrapped_boost_array<Point, Count> | |
93 | >::type it = ar.array.begin(); | |
94 | return it + ar.size; | |
95 | } | |
96 | ||
97 | template <typename Point, std::size_t Count> | |
98 | inline typename boost::range_iterator | |
99 | < | |
100 | wrapped_boost_array<Point, Count> const | |
101 | >::type range_end(wrapped_boost_array<Point, Count> const& ar) | |
102 | { | |
103 | typename boost::range_iterator | |
104 | < | |
105 | wrapped_boost_array<Point, Count> const | |
106 | >::type it = ar.array.begin(); | |
107 | return it + ar.size; | |
108 | } | |
109 | ||
110 | } | |
111 | ||
112 | ||
113 | // 2: adapt to Boost.Geometry | |
114 | namespace boost { namespace geometry { namespace traits | |
115 | { | |
116 | ||
117 | template <typename Point, std::size_t Count> | |
118 | struct tag< wrapped_boost_array<Point, Count> > | |
119 | { | |
120 | typedef linestring_tag type; | |
121 | }; | |
122 | ||
123 | template <typename Point, std::size_t Count> | |
124 | struct clear< wrapped_boost_array<Point, Count> > | |
125 | { | |
126 | static inline void apply(wrapped_boost_array<Point, Count>& ar) | |
127 | { | |
128 | ar.size = 0; | |
129 | } | |
130 | }; | |
131 | ||
132 | template <typename Point, std::size_t Count> | |
133 | struct push_back< wrapped_boost_array<Point, Count> > | |
134 | { | |
135 | static inline void apply(wrapped_boost_array<Point, Count>& ar, Point const& point) | |
136 | { | |
137 | // BOOST_ASSERT((ar.size < Count)); | |
138 | ar.array[ar.size++] = point; | |
139 | } | |
140 | }; | |
141 | ||
142 | template <typename Point, std::size_t Count> | |
143 | struct resize< wrapped_boost_array<Point, Count> > | |
144 | { | |
145 | static inline void apply(wrapped_boost_array<Point, Count>& ar, std::size_t new_size) | |
146 | { | |
147 | BOOST_ASSERT(new_size < Count); | |
148 | ar.size = new_size; | |
149 | } | |
150 | }; | |
151 | ||
152 | }}} // namespace bg::traits | |
153 | ||
154 | ||
155 | #endif // GEOMETRY_TEST_TEST_GEOMETRIES_WRAPPED_BOOST_ARRAY_HPP |