123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117 |
- // Boost.Geometry (aka GGL, Generic Geometry Library)
- // Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
- // Copyright (c) 2008-2012 Bruno Lalande, Paris, France.
- // Copyright (c) 2009-2012 Mateusz Loskot, London, UK.
- // This file was modified by Oracle on 2014.
- // Modifications copyright (c) 2014 Oracle and/or its affiliates.
- // Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
- // (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
- // Use, modification and distribution is subject to the Boost Software License,
- // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
- // http://www.boost.org/LICENSE_1_0.txt)
- // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
- #ifndef BOOST_GEOMETRY_VIEWS_DETAIL_NORMALIZED_VIEW_HPP
- #define BOOST_GEOMETRY_VIEWS_DETAIL_NORMALIZED_VIEW_HPP
- #include <boost/range/begin.hpp>
- #include <boost/range/end.hpp>
- #include <boost/range/iterator.hpp>
- #include <boost/mpl/if.hpp>
- #include <boost/type_traits/is_const.hpp>
- #include <boost/geometry/views/detail/range_type.hpp>
- #include <boost/geometry/views/reversible_view.hpp>
- #include <boost/geometry/views/closeable_view.hpp>
- #include <boost/geometry/util/order_as_direction.hpp>
- namespace boost { namespace geometry {
- #ifndef DOXYGEN_NO_DETAIL
- namespace detail {
- template <typename Geometry>
- struct normalized_view
- {
- static const bool is_const = boost::is_const<Geometry>::value;
- //typedef typename ring_type<Geometry>::type ring_type;
- typedef typename detail::range_type<Geometry>::type range_type;
- typedef typename
- boost::mpl::if_c
- <
- is_const,
- range_type const,
- range_type
- >::type range;
- typedef typename
- reversible_view
- <
- range,
- order_as_direction
- <
- geometry::point_order<Geometry>::value
- >::value
- >::type reversible_type;
- typedef typename
- boost::mpl::if_c
- <
- is_const,
- reversible_type const,
- reversible_type
- >::type reversible;
- typedef typename
- closeable_view
- <
- reversible,
- geometry::closure<Geometry>::value
- >::type closeable_type;
- typedef typename
- boost::mpl::if_c
- <
- is_const,
- closeable_type const,
- closeable_type
- >::type closeable;
-
- explicit inline normalized_view(range & r)
- : m_reversible(r)
- , m_closeable(m_reversible)
- {}
- typedef typename boost::range_iterator<closeable>::type iterator;
- typedef typename boost::range_const_iterator<closeable>::type const_iterator;
- inline const_iterator begin() const { return boost::begin(m_closeable); }
- inline const_iterator end() const { return boost::end(m_closeable); }
- inline iterator begin() { return boost::begin(m_closeable); }
- inline iterator end() { return boost::end(m_closeable); }
- private:
- reversible_type m_reversible;
- closeable_type m_closeable;
- };
- } // namespace detail
- #endif // DOXYGEN_NO_DETAIL
- }} // namespace boost::geometry
- #endif // BOOST_GEOMETRY_VIEWS_DETAIL_NORMALIZED_VIEW_HPP
|