1 // Boost.Polygon library segment_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_SEGMENT_TRAITS_HPP 13 #define BOOST_POLYGON_SEGMENT_TRAITS_HPP 14 15 #include "isotropy.hpp" 16 17 namespace boost { 18 namespace polygon { 19 20 template <typename Segment> 21 struct segment_traits { 22 typedef Segment segment_type; 23 typedef typename segment_type::point_type point_type; 24 typedef typename segment_type::coordinate_type coordinate_type; 25 getboost::polygon::segment_traits26 static point_type get( 27 const segment_type& segment, direction_1d dir) { 28 return segment.get(dir); 29 } 30 }; 31 32 template <typename Segment> 33 struct segment_mutable_traits { 34 typedef Segment segment_type; 35 typedef typename segment_type::point_type point_type; 36 typedef typename segment_type::coordinate_type coordinate_type; 37 setboost::polygon::segment_mutable_traits38 static void set( 39 segment_type& segment, direction_1d dir, const point_type& point) { 40 segment.set(dir, point); 41 } 42 constructboost::polygon::segment_mutable_traits43 static segment_type construct(const point_type& low, const point_type& high) { 44 return segment_type(low, high); 45 } 46 }; 47 } // polygon 48 } // boost 49 50 #endif // BOOST_POLYGON_SEGMENT_TRAITS_HPP 51