1 // Boost.Polygon library point_traits.hpp header file
2 
3 // Copyright (c) Intel Corporation 2008.
4 // Copyright (c) 2008-2012 Simonson Lucanus.
5 // Copyright (c) 2012-2012 Andrii Sydorchuk.
6 
7 // See http://www.boost.org for updates, documentation, and revision history.
8 // Use, modification and distribution is subject to the Boost Software License,
9 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
10 // http://www.boost.org/LICENSE_1_0.txt)
11 
12 #ifndef BOOST_POLYGON_POINT_TRAITS_HPP
13 #define BOOST_POLYGON_POINT_TRAITS_HPP
14 
15 #include "isotropy.hpp"
16 
17 namespace boost {
18 namespace polygon {
19 
20 template <typename PointType>
21 struct point_traits {
22   typedef PointType point_type;
23   typedef typename point_type::coordinate_type coordinate_type;
24 
getboost::polygon::point_traits25   static coordinate_type get(
26       const point_type& point, orientation_2d orient) {
27     return point.get(orient);
28   }
29 };
30 
31 template <typename PointType>
32 struct point_mutable_traits {
33   typedef PointType point_type;
34   typedef typename point_type::coordinate_type coordinate_type;
35 
setboost::polygon::point_mutable_traits36   static void set(
37       point_type& point, orientation_2d orient, coordinate_type value) {
38     point.set(orient, value);
39   }
40 
constructboost::polygon::point_mutable_traits41   static point_type construct(coordinate_type x, coordinate_type y) {
42     return point_type(x, y);
43   }
44 };
45 }  // polygon
46 }  // boost
47 
48 #endif  // BOOST_POLYGON_POINT_TRAITS_HPP
49