90 lines
2.5 KiB
C
90 lines
2.5 KiB
C
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// Copyright (c) 2018 GeometryFactory Sarl (France).
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// All rights reserved.
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//
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// Licensees holding a valid commercial license may use this file in
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// accordance with the commercial license agreement provided with the software.
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//
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// This file is part of CGAL (www.cgal.org)
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//
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// $URL: https://github.com/CGAL/cgal/blob/v5.1/Stream_support/include/CGAL/IO/traits_polygon.h $
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// $Id: traits_polygon.h 0779373 2020-03-26T13:31:46+01:00 Sébastien Loriot
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// SPDX-License-Identifier: LGPL-3.0-or-later OR LicenseRef-Commercial
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//
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// Author(s) : Maxime Gimeno
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#ifndef CGAL_IO_TRAITS_POLYGON_H
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#define CGAL_IO_TRAITS_POLYGON_H
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#if BOOST_VERSION >= 105600 && (! defined(BOOST_GCC) || BOOST_GCC >= 40500)
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#include <CGAL/Polygon_2.h>
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#include <CGAL/Polygon_with_holes_2.h>
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#include <CGAL/Point_2.h>
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#include <boost/geometry/io/wkt/write.hpp>
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#include <boost/geometry/io/wkt/read.hpp>
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namespace boost{
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namespace geometry{
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namespace traits{
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// WKT traits for Polygon
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template< typename K > struct tag<CGAL::Polygon_2<K> >
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{ typedef ring_tag type; };
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template< typename K >
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struct tag<CGAL::Polygon_with_holes_2<K> >
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{ typedef polygon_tag type; };
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template< typename K >
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struct ring_const_type<CGAL::Polygon_with_holes_2<K> >
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{ typedef const CGAL::Polygon_2<K>& type; };
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template< typename K >
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struct ring_mutable_type<CGAL::Polygon_with_holes_2<K> >
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{ typedef CGAL::Polygon_2<K>& type; };
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template< typename K >
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struct interior_const_type<CGAL::Polygon_with_holes_2<K> >
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{ typedef const typename CGAL::Polygon_with_holes_2<K>::Holes_container& type; };
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template< typename K >
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struct interior_mutable_type<CGAL::Polygon_with_holes_2<K> >
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{ typedef typename CGAL::Polygon_with_holes_2<K>::Holes_container& type; };
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template< typename K >
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struct exterior_ring<CGAL::Polygon_with_holes_2<K> >
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{
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static CGAL::Polygon_2<K>& get(CGAL::Polygon_with_holes_2<K>& p)
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{
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return (p.outer_boundary());
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}
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static CGAL::Polygon_2<K> const& get(CGAL::Polygon_with_holes_2<K> const& p)
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{
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return (p.outer_boundary());
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}
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};
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template< typename K >
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struct interior_rings<CGAL::Polygon_with_holes_2<K> >
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{
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static typename CGAL::Polygon_with_holes_2<K>::Holes_container& get(CGAL::Polygon_with_holes_2<K>& p)
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{
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return p.holes();
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}
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static const typename CGAL::Polygon_with_holes_2<K>::Holes_container& get(CGAL::Polygon_with_holes_2<K> const& p)
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{
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return p.holes();
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}
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};
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}//end traits
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}//end geometry
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//extra specialization
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template< typename K >
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struct range_value<CGAL::Polygon_2<K> >
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{
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typedef typename CGAL::Polygon_2<K>::Point_2 type;
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};
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}//end boost
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#endif
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#endif
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