Chris@16: // Boost.Polygon library point_traits.hpp header file
Chris@16: 
Chris@16: // Copyright (c) Intel Corporation 2008.
Chris@16: // Copyright (c) 2008-2012 Simonson Lucanus.
Chris@16: // Copyright (c) 2012-2012 Andrii Sydorchuk.
Chris@16: 
Chris@16: // See http://www.boost.org for updates, documentation, and revision history.
Chris@16: // Use, modification and distribution is subject to the Boost Software License,
Chris@16: // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
Chris@16: // http://www.boost.org/LICENSE_1_0.txt)
Chris@16: 
Chris@16: #ifndef BOOST_POLYGON_POINT_TRAITS_HPP
Chris@16: #define BOOST_POLYGON_POINT_TRAITS_HPP
Chris@16: 
Chris@16: #include "isotropy.hpp"
Chris@16: 
Chris@16: namespace boost {
Chris@16: namespace polygon {
Chris@16: 
Chris@16: template <typename PointType>
Chris@16: struct point_traits {
Chris@16:   typedef PointType point_type;
Chris@16:   typedef typename point_type::coordinate_type coordinate_type;
Chris@16: 
Chris@16:   static coordinate_type get(
Chris@16:       const point_type& point, orientation_2d orient) {
Chris@16:     return point.get(orient);
Chris@16:   }
Chris@16: };
Chris@16: 
Chris@16: template <typename PointType>
Chris@16: struct point_mutable_traits {
Chris@16:   typedef PointType point_type;
Chris@16:   typedef typename point_type::coordinate_type coordinate_type;
Chris@16: 
Chris@16:   static void set(
Chris@16:       point_type& point, orientation_2d orient, coordinate_type value) {
Chris@16:     point.set(orient, value);
Chris@16:   }
Chris@16: 
Chris@16:   static point_type construct(coordinate_type x, coordinate_type y) {
Chris@16:     return point_type(x, y);
Chris@16:   }
Chris@16: };
Chris@16: }  // polygon
Chris@16: }  // boost
Chris@16: 
Chris@16: #endif  // BOOST_POLYGON_POINT_TRAITS_HPP