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1 | // Boost.Geometry (aka GGL, Generic Geometry Library) |
2 | ||
3 | // Copyright (c) 2010-2012 Barend Gehrels, Amsterdam, the Netherlands. | |
4 | ||
5 | // Use, modification and distribution is subject to the Boost Software License, | |
6 | // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
7 | // http://www.boost.org/LICENSE_1_0.txt) | |
8 | ||
9 | #ifndef BOOST_GEOMETRY_GEOMETRIES_ADAPTED_BOOST_POLYGON_POINT_HPP | |
10 | #define BOOST_GEOMETRY_GEOMETRIES_ADAPTED_BOOST_POLYGON_POINT_HPP | |
11 | ||
12 | // Adapts Geometries from Boost.Polygon for usage in Boost.Geometry | |
13 | // boost::polygon::point_data -> boost::geometry::point | |
14 | ||
15 | ||
16 | #include <boost/polygon/polygon.hpp> | |
17 | ||
18 | #include <boost/geometry/core/access.hpp> | |
19 | #include <boost/geometry/core/cs.hpp> | |
20 | #include <boost/geometry/core/coordinate_dimension.hpp> | |
21 | #include <boost/geometry/core/coordinate_type.hpp> | |
22 | #include <boost/geometry/core/tags.hpp> | |
23 | ||
24 | ||
25 | namespace boost { namespace geometry | |
26 | { | |
27 | ||
28 | ||
29 | #ifndef DOXYGEN_NO_TRAITS_SPECIALIZATIONS | |
30 | namespace traits | |
31 | { | |
32 | ||
33 | ||
34 | template <typename CoordinateType> | |
35 | struct tag<boost::polygon::point_data<CoordinateType> > | |
36 | { | |
37 | typedef point_tag type; | |
38 | }; | |
39 | ||
40 | ||
41 | template <typename CoordinateType> | |
42 | struct coordinate_type<boost::polygon::point_data<CoordinateType> > | |
43 | { | |
44 | typedef CoordinateType type; | |
45 | }; | |
46 | ||
47 | ||
48 | template <typename CoordinateType> | |
49 | struct coordinate_system<boost::polygon::point_data<CoordinateType> > | |
50 | { | |
51 | typedef cs::cartesian type; | |
52 | }; | |
53 | ||
54 | ||
55 | template <typename CoordinateType> | |
56 | struct dimension<boost::polygon::point_data<CoordinateType> > | |
57 | : boost::mpl::int_<2> | |
58 | {}; | |
59 | ||
60 | ||
61 | template <typename CoordinateType> | |
62 | struct access<boost::polygon::point_data<CoordinateType>, 0> | |
63 | { | |
64 | typedef boost::polygon::point_data<CoordinateType> point_type; | |
65 | ||
66 | static inline CoordinateType get(point_type const& p) | |
67 | { | |
68 | return p.x(); | |
69 | } | |
70 | ||
71 | static inline void set(point_type& p, CoordinateType const& value) | |
72 | { | |
73 | p.x(value); | |
74 | } | |
75 | }; | |
76 | ||
77 | ||
78 | template <typename CoordinateType> | |
79 | struct access<boost::polygon::point_data<CoordinateType>, 1> | |
80 | { | |
81 | typedef boost::polygon::point_data<CoordinateType> point_type; | |
82 | ||
83 | static inline CoordinateType get(point_type const& p) | |
84 | { | |
85 | return p.y(); | |
86 | } | |
87 | ||
88 | static inline void set(point_type& p, CoordinateType const& value) | |
89 | { | |
90 | p.y(value); | |
91 | } | |
92 | }; | |
93 | ||
94 | ||
95 | } // namespace traits | |
96 | #endif // DOXYGEN_NO_TRAITS_SPECIALIZATIONS | |
97 | ||
98 | ||
99 | }} // namespace boost::geometry | |
100 | ||
101 | ||
102 | #endif // BOOST_GEOMETRY_GEOMETRIES_ADAPTED_BOOST_POLYGON_POINT_HPP |