| // Boost.Geometry (aka GGL, Generic Geometry Library) |
| |
| // Copyright (c) 2007-2011 Barend Gehrels, Amsterdam, the Netherlands. |
| // Copyright (c) 2008-2011 Bruno Lalande, Paris, France. |
| // Copyright (c) 2009-2011 Mateusz Loskot, London, UK. |
| |
| // 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) |
| |
| #ifndef BOOST_GEOMETRY_MULTI_ALGORITHMS_LENGTH_HPP |
| #define BOOST_GEOMETRY_MULTI_ALGORITHMS_LENGTH_HPP |
| |
| |
| #include <boost/range/metafunctions.hpp> |
| |
| #include <boost/geometry/algorithms/length.hpp> |
| #include <boost/geometry/multi/core/tags.hpp> |
| #include <boost/geometry/multi/algorithms/detail/multi_sum.hpp> |
| |
| |
| namespace boost { namespace geometry |
| { |
| |
| #ifndef DOXYGEN_NO_DISPATCH |
| namespace dispatch |
| { |
| |
| template <typename MultiLinestring, typename Strategy> |
| struct length<multi_linestring_tag, MultiLinestring, Strategy> |
| : detail::multi_sum |
| < |
| typename default_length_result<MultiLinestring>::type, |
| MultiLinestring, |
| Strategy, |
| detail::length::range_length |
| < |
| typename boost::range_value<MultiLinestring>::type, |
| Strategy, |
| closed // no need to close it explicitly |
| > |
| > |
| {}; |
| |
| |
| } // namespace dispatch |
| #endif |
| |
| |
| }} // namespace boost::geometry |
| |
| |
| #endif // BOOST_GEOMETRY_MULTI_ALGORITHMS_LENGTH_HPP |