1 // Boost.Polygon library interval_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_INTERVAL_TRAITS_HPP
13 #define BOOST_POLYGON_INTERVAL_TRAITS_HPP
14 
15 #include "isotropy.hpp"
16 
17 namespace boost {
18 namespace polygon {
19 
20 template <typename Interval>
21 struct interval_traits {
22   typedef Interval interval_type;
23   typedef typename interval_type::coordinate_type coordinate_type;
24 
getboost::polygon::interval_traits25   static coordinate_type get(const interval_type& interval, direction_1d dir) {
26     return interval.get(dir);
27   }
28 };
29 
30 template <typename Interval>
31 struct interval_mutable_traits {
32   typedef Interval interval_type;
33   typedef typename interval_type::coordinate_type coordinate_type;
34 
setboost::polygon::interval_mutable_traits35   static void set(
36       interval_type& interval, direction_1d dir, coordinate_type value) {
37     interval.set(dir, value);
38   }
39 
constructboost::polygon::interval_mutable_traits40   static interval_type construct(coordinate_type low, coordinate_type high) {
41     return interval_type(low, high);
42   }
43 };
44 }  // polygon
45 }  // boost
46 
47 #endif  // BOOST_POLICY_INTERVAL_TRAITS_HPP
48