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1 | // Boost.Geometry (aka GGL, Generic Geometry Library) |
2 | ||
3 | // Copyright (c) 2007-2014 Barend Gehrels, Amsterdam, the Netherlands. | |
4 | // Copyright (c) 2008-2014 Bruno Lalande, Paris, France. | |
5 | // Copyright (c) 2009-2014 Mateusz Loskot, London, UK. | |
6 | ||
20effc67 TL |
7 | // This file was modified by Oracle on 2014-2020. |
8 | // Modifications copyright (c) 2014-2020, Oracle and/or its affiliates. | |
7c673cae | 9 | // Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle |
20effc67 | 10 | // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle |
7c673cae FG |
11 | |
12 | // Parts of Boost.Geometry are redesigned from Geodan's Geographic Library | |
13 | // (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands. | |
14 | ||
15 | // Use, modification and distribution is subject to the Boost Software License, | |
16 | // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
17 | // http://www.boost.org/LICENSE_1_0.txt) | |
18 | ||
19 | #ifndef BOOST_GEOMETRY_STRATEGIES_DISTANCE_HPP | |
20 | #define BOOST_GEOMETRY_STRATEGIES_DISTANCE_HPP | |
21 | ||
22 | ||
7c673cae | 23 | #include <boost/geometry/core/cs.hpp> |
20effc67 | 24 | #include <boost/geometry/core/static_assert.hpp> |
7c673cae FG |
25 | #include <boost/geometry/strategies/tags.hpp> |
26 | ||
27 | ||
28 | namespace boost { namespace geometry | |
29 | { | |
30 | ||
31 | ||
32 | namespace strategy { namespace distance { namespace services | |
33 | { | |
34 | ||
35 | ||
36 | template <typename Strategy> struct tag {}; | |
37 | ||
38 | template <typename Strategy, typename P1, typename P2> | |
39 | struct return_type | |
40 | { | |
20effc67 TL |
41 | BOOST_GEOMETRY_STATIC_ASSERT_FALSE( |
42 | "Not implemented for this Strategy.", | |
43 | Strategy, P1, P2); | |
7c673cae FG |
44 | }; |
45 | ||
46 | ||
47 | template <typename Strategy> struct comparable_type | |
48 | { | |
20effc67 TL |
49 | BOOST_GEOMETRY_STATIC_ASSERT_FALSE( |
50 | "Not implemented for this Strategy.", | |
51 | Strategy); | |
7c673cae FG |
52 | }; |
53 | ||
54 | template <typename Strategy> struct get_comparable | |
55 | { | |
20effc67 TL |
56 | BOOST_GEOMETRY_STATIC_ASSERT_FALSE( |
57 | "Not implemented for this Strategy.", | |
58 | Strategy); | |
7c673cae FG |
59 | }; |
60 | ||
61 | template <typename Strategy, typename P1, typename P2> | |
20effc67 TL |
62 | struct result_from_distance |
63 | { | |
64 | BOOST_GEOMETRY_STATIC_ASSERT_FALSE( | |
65 | "Not implemented for this Strategy.", | |
66 | Strategy, P1, P2); | |
67 | }; | |
7c673cae FG |
68 | |
69 | ||
70 | ||
71 | ||
72 | // Default strategy | |
73 | ||
74 | ||
75 | /*! | |
76 | \brief Traits class binding a default strategy for distance | |
77 | to one (or possibly two) coordinate system(s) | |
78 | \ingroup distance | |
79 | \tparam GeometryTag1 tag (point/segment/box) for which this strategy is the default | |
80 | \tparam GeometryTag2 tag (point/segment/box) for which this strategy is the default | |
81 | \tparam Point1 first point-type | |
82 | \tparam Point2 second point-type | |
83 | \tparam CsTag1 tag of coordinate system of first point type | |
84 | \tparam CsTag2 tag of coordinate system of second point type | |
85 | */ | |
86 | template | |
87 | < | |
88 | typename GeometryTag1, | |
89 | typename GeometryTag2, | |
90 | typename Point1, | |
91 | typename Point2 = Point1, | |
92 | typename CsTag1 = typename cs_tag<Point1>::type, | |
93 | typename CsTag2 = typename cs_tag<Point2>::type, | |
94 | typename UnderlyingStrategy = void | |
95 | > | |
96 | struct default_strategy | |
97 | { | |
20effc67 TL |
98 | BOOST_GEOMETRY_STATIC_ASSERT_FALSE( |
99 | "Not implemented for this Point type combination.", | |
100 | Point1, Point2, CsTag1, CsTag2); | |
7c673cae FG |
101 | }; |
102 | ||
103 | ||
104 | }}} // namespace strategy::distance::services | |
105 | ||
106 | ||
107 | }} // namespace boost::geometry | |
108 | ||
109 | #endif // BOOST_GEOMETRY_STRATEGIES_DISTANCE_HPP |