1 // Boost.Geometry (aka GGL, Generic Geometry Library)
3 // Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
4 // Copyright (c) 2008-2012 Bruno Lalande, Paris, France.
5 // Copyright (c) 2009-2012 Mateusz Loskot, London, UK.
7 // Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
8 // (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
10 // Use, modification and distribution is subject to the Boost Software License,
11 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
12 // http://www.boost.org/LICENSE_1_0.txt)
14 #ifndef BOOST_GEOMETRY_ITERATORS_BASE_HPP
15 #define BOOST_GEOMETRY_ITERATORS_BASE_HPP
17 #include <boost/iterator.hpp>
18 #include <boost/iterator/iterator_adaptor.hpp>
19 #include <boost/iterator/iterator_categories.hpp>
20 #include <boost/mpl/if.hpp>
22 #ifndef DOXYGEN_NO_DETAIL
23 namespace boost { namespace geometry { namespace detail { namespace iterators
28 typename DerivedClass,
30 typename TraversalFlag = boost::bidirectional_traversal_tag
33 : public boost::iterator_adaptor
38 typename boost::mpl::if_
42 typename boost::iterator_traversal<Iterator>::type,
43 boost::random_access_traversal_tag
50 // Define operator cast to Iterator to be able to write things like Iterator it = myit++
51 inline operator Iterator() const
56 /*inline bool operator==(Iterator const& other) const
58 return this->base() == other;
60 inline bool operator!=(Iterator const& other) const
62 return ! operator==(other);
66 }}}} // namespace boost::geometry::detail::iterators
70 #endif // BOOST_GEOMETRY_ITERATORS_BASE_HPP