Chris@102: // Boost.Geometry (aka GGL, Generic Geometry Library)
Chris@102: 
Chris@102: // Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
Chris@102: // Copyright (c) 2008-2012 Bruno Lalande, Paris, France.
Chris@102: // Copyright (c) 2009-2012 Mateusz Loskot, London, UK.
Chris@102: 
Chris@102: // This file was modified by Oracle on 2014.
Chris@102: // Modifications copyright (c) 2014 Oracle and/or its affiliates.
Chris@102: 
Chris@102: // Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
Chris@102: // (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
Chris@102: 
Chris@102: // Use, modification and distribution is subject to the Boost Software License,
Chris@102: // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
Chris@102: // http://www.boost.org/LICENSE_1_0.txt)
Chris@102: 
Chris@102: // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
Chris@102: 
Chris@102: #ifndef BOOST_GEOMETRY_VIEWS_DETAIL_NORMALIZED_VIEW_HPP
Chris@102: #define BOOST_GEOMETRY_VIEWS_DETAIL_NORMALIZED_VIEW_HPP
Chris@102: 
Chris@102: 
Chris@102: #include <boost/range/begin.hpp>
Chris@102: #include <boost/range/end.hpp>
Chris@102: #include <boost/range/iterator.hpp>
Chris@102: #include <boost/mpl/if.hpp>
Chris@102: #include <boost/type_traits/is_const.hpp>
Chris@102: #include <boost/geometry/views/detail/range_type.hpp>
Chris@102: #include <boost/geometry/views/reversible_view.hpp>
Chris@102: #include <boost/geometry/views/closeable_view.hpp>
Chris@102: #include <boost/geometry/util/order_as_direction.hpp>
Chris@102: 
Chris@102: namespace boost { namespace geometry {
Chris@102: 
Chris@102: 
Chris@102: #ifndef DOXYGEN_NO_DETAIL
Chris@102: 
Chris@102: namespace detail {
Chris@102: 
Chris@102: template <typename Geometry>
Chris@102: struct normalized_view
Chris@102: {
Chris@102:     static const bool is_const = boost::is_const<Geometry>::value;
Chris@102: 
Chris@102:     //typedef typename ring_type<Geometry>::type ring_type;
Chris@102: 
Chris@102:     typedef typename detail::range_type<Geometry>::type range_type;
Chris@102: 
Chris@102:     typedef typename
Chris@102:         boost::mpl::if_c
Chris@102:             <
Chris@102:                 is_const,
Chris@102:                 range_type const,
Chris@102:                 range_type
Chris@102:             >::type range;
Chris@102: 
Chris@102:     typedef typename
Chris@102:         reversible_view
Chris@102:             <
Chris@102:                 range,
Chris@102:                 order_as_direction
Chris@102:                     <
Chris@102:                         geometry::point_order<Geometry>::value
Chris@102:                     >::value
Chris@102:             >::type reversible_type;
Chris@102: 
Chris@102:     typedef typename
Chris@102:         boost::mpl::if_c
Chris@102:             <
Chris@102:                 is_const,
Chris@102:                 reversible_type const,
Chris@102:                 reversible_type
Chris@102:             >::type reversible;
Chris@102: 
Chris@102:     typedef typename
Chris@102:         closeable_view
Chris@102:             <
Chris@102:                 reversible,
Chris@102:                 geometry::closure<Geometry>::value
Chris@102:             >::type closeable_type;
Chris@102: 
Chris@102:     typedef typename
Chris@102:         boost::mpl::if_c
Chris@102:             <
Chris@102:                 is_const,
Chris@102:                 closeable_type const,
Chris@102:                 closeable_type
Chris@102:             >::type closeable;
Chris@102:     
Chris@102:     explicit inline normalized_view(range & r)
Chris@102:         : m_reversible(r)
Chris@102:         , m_closeable(m_reversible)
Chris@102:     {}
Chris@102: 
Chris@102:     typedef typename boost::range_iterator<closeable>::type iterator;
Chris@102:     typedef typename boost::range_const_iterator<closeable>::type const_iterator;
Chris@102: 
Chris@102:     inline const_iterator begin() const { return boost::begin(m_closeable); }
Chris@102:     inline const_iterator end() const { return boost::end(m_closeable); }
Chris@102: 
Chris@102:     inline iterator begin() { return boost::begin(m_closeable); }
Chris@102:     inline iterator end() { return boost::end(m_closeable); }
Chris@102: 
Chris@102: private:
Chris@102:     reversible_type m_reversible;
Chris@102:     closeable_type m_closeable;
Chris@102: };
Chris@102: 
Chris@102: } // namespace detail
Chris@102: 
Chris@102: #endif // DOXYGEN_NO_DETAIL
Chris@102: 
Chris@102: 
Chris@102: }} // namespace boost::geometry
Chris@102: 
Chris@102: 
Chris@102: #endif // BOOST_GEOMETRY_VIEWS_DETAIL_NORMALIZED_VIEW_HPP