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