ceph/src/boost/libs/geometry/include/boost/geometry/algorithms/detail/envelope/linear.hpp

   1 // Boost.Geometry (aka GGL, Generic Geometry Library)
   2
   3 // Copyright (c) 2007-2015 Barend Gehrels, Amsterdam, the Netherlands.
   4 // Copyright (c) 2008-2015 Bruno Lalande, Paris, France.
   5 // Copyright (c) 2009-2015 Mateusz Loskot, London, UK.
   6
   7 // This file was modified by Oracle on 2015.
   8 // Modifications copyright (c) 2015, Oracle and/or its affiliates.
   9
  10 // Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
  11
  12 // Distributed under the Boost Software License, Version 1.0.
  13 // (See accompanying file LICENSE_1_0.txt or copy at
  14 // http://www.boost.org/LICENSE_1_0.txt)
  15
  16 #ifndef BOOST_GEOMETRY_ALGORITHMS_DETAIL_ENVELOPE_LINEAR_HPP
  17 #define BOOST_GEOMETRY_ALGORITHMS_DETAIL_ENVELOPE_LINEAR_HPP
  18
  19 #include <boost/geometry/core/cs.hpp>
  20 #include <boost/geometry/core/tags.hpp>
  21
  22 #include <boost/geometry/iterators/segment_iterator.hpp>
  23
  24 #include <boost/geometry/algorithms/detail/envelope/range.hpp>
  25
  26 #include <boost/geometry/algorithms/dispatch/envelope.hpp>
  27
  28
  29 namespace boost { namespace geometry
  30 {
  31
  32 #ifndef DOXYGEN_NO_DETAIL
  33 namespace detail { namespace envelope
  34 {
  35
  36
  37 struct envelope_linestring_on_spheroid
  38 {
  39     template <typename Linestring, typename Box>
  40     static inline void apply(Linestring const& linestring, Box& mbr)
  41     {
  42         envelope_range::apply(geometry::segments_begin(linestring),
  43                               geometry::segments_end(linestring),
  44                               mbr);
  45     }
  46 };
  47
  48
  49 }} // namespace detail::envelope
  50 #endif // DOXYGEN_NO_DETAIL
  51
  52
  53 #ifndef DOXYGEN_NO_DISPATCH
  54 namespace dispatch
  55 {
  56
  57
  58 template <typename Linestring, typename CS_Tag>
  59 struct envelope<Linestring, linestring_tag, CS_Tag>
  60     : detail::envelope::envelope_range
  61 {};
  62
  63 template <typename Linestring>
  64 struct envelope<Linestring, linestring_tag, spherical_equatorial_tag>
  65     : detail::envelope::envelope_linestring_on_spheroid
  66 {};
  67
  68
  69 template <typename MultiLinestring, typename CS_Tag>
  70 struct envelope
  71     <
  72         MultiLinestring, multi_linestring_tag, CS_Tag
  73     > : detail::envelope::envelope_multi_range
  74         <
  75             detail::envelope::envelope_range
  76         >
  77 {};
  78
  79 template <typename MultiLinestring>
  80 struct envelope
  81     <
  82         MultiLinestring, multi_linestring_tag, spherical_equatorial_tag
  83     > : detail::envelope::envelope_multi_range_on_spheroid
  84         <
  85             detail::envelope::envelope_linestring_on_spheroid
  86         >
  87 {};
  88
  89
  90 } // namespace dispatch
  91 #endif // DOXYGEN_NO_DISPATCH
  92
  93
  94 }} // namespace boost::geometry
  95
  96 #endif // BOOST_GEOMETRY_ALGORITHMS_DETAIL_ENVELOPE_LINEAR_HPP