ceph/src/boost/libs/geometry/test/test_geometries/custom_lon_lat_point.hpp

   1 // Boost.Geometry (aka GGL, Generic Geometry Library)
   2 // Unit Test
   3
   4 // Copyright (c) 2014, Oracle and/or its affiliates.
   5
   6 // Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
   7
   8 // Licensed under the Boost Software License version 1.0.
   9 // http://www.boost.org/users/license.html
  10
  11 #ifndef BOOST_GEOMETRY_TEST_TEST_GEOMETRIES_CUSTOM_LON_LAT_POINT_HPP
  12 #define BOOST_GEOMETRY_TEST_TEST_GEOMETRIES_CUSTOM_LON_LAT_POINT_HPP
  13
  14 #include <boost/mpl/int.hpp>
  15
  16 #include <boost/geometry/core/access.hpp>
  17 #include <boost/geometry/core/coordinate_dimension.hpp>
  18 #include <boost/geometry/core/coordinate_system.hpp>
  19 #include <boost/geometry/core/coordinate_type.hpp>
  20 #include <boost/geometry/core/tag.hpp>
  21 #include <boost/geometry/core/tags.hpp>
  22
  23
  24 // read/write longitude/latitude point
  25 template <typename CoordinateType, typename CoordinateSystem>
  26 struct rw_lon_lat_point
  27 {
  28     CoordinateType longitude, latitude;
  29 };
  30
  31
  32 namespace boost { namespace geometry { namespace traits
  33 {
  34 template <typename CoordinateType, typename CoordinateSystem>
  35 struct tag<rw_lon_lat_point<CoordinateType, CoordinateSystem> >
  36 {
  37     typedef point_tag type;
  38 };
  39
  40 template <typename CoordinateType, typename CoordinateSystem>
  41 struct coordinate_type<rw_lon_lat_point<CoordinateType, CoordinateSystem> >
  42 {
  43     typedef CoordinateType type;
  44 };
  45
  46 template <typename CoordinateType, typename CoordinateSystem>
  47 struct coordinate_system<rw_lon_lat_point<CoordinateType, CoordinateSystem> >
  48 {
  49     typedef CoordinateSystem type;
  50 };
  51
  52 template <typename CoordinateType, typename CoordinateSystem>
  53 struct dimension<rw_lon_lat_point<CoordinateType, CoordinateSystem> >
  54     : boost::mpl::int_<2>
  55 {};
  56
  57 template
  58 <
  59     typename CoordinateType,
  60     typename CoordinateSystem,
  61     std::size_t Dimension
  62 >
  63 struct access<rw_lon_lat_point<CoordinateType, CoordinateSystem>, Dimension>
  64 {
  65     static inline CoordinateType
  66     get(rw_lon_lat_point<CoordinateType, CoordinateSystem> const& p)
  67     {
  68         return (Dimension == 0) ? p.longitude : p.latitude;
  69     }
  70
  71     static inline
  72     void set(rw_lon_lat_point<CoordinateType, CoordinateSystem>& p,
  73              CoordinateType const& value)
  74     {
  75         ( Dimension == 0 ? p.longitude : p.latitude ) = value;
  76     }
  77 };
  78
  79 }}} // namespace boost::geometry::traits
  80
  81
  82 // read-only longitude/latitude point
  83 template <typename CoordinateType, typename CoordinateSystem>
  84 struct ro_lon_lat_point
  85 {
  86     CoordinateType longitude, latitude;
  87 };
  88
  89
  90 namespace boost { namespace geometry { namespace traits
  91 {
  92 template <typename CoordinateType, typename CoordinateSystem>
  93 struct tag<ro_lon_lat_point<CoordinateType, CoordinateSystem> >
  94 {
  95     typedef point_tag type;
  96 };
  97
  98 template <typename CoordinateType, typename CoordinateSystem>
  99 struct coordinate_type<ro_lon_lat_point<CoordinateType, CoordinateSystem> >
 100 {
 101     typedef CoordinateType type;
 102 };
 103
 104 template <typename CoordinateType, typename CoordinateSystem>
 105 struct coordinate_system<ro_lon_lat_point<CoordinateType, CoordinateSystem> >
 106 {
 107     typedef CoordinateSystem type;
 108 };
 109
 110 template <typename CoordinateType, typename CoordinateSystem>
 111 struct dimension<ro_lon_lat_point<CoordinateType, CoordinateSystem> >
 112     : boost::mpl::int_<2>
 113 {};
 114
 115 template
 116 <
 117     typename CoordinateType,
 118     typename CoordinateSystem,
 119     std::size_t Dimension
 120 >
 121 struct access<ro_lon_lat_point<CoordinateType, CoordinateSystem>, Dimension>
 122 {
 123     static inline CoordinateType
 124     get(ro_lon_lat_point<CoordinateType, CoordinateSystem> const& p)
 125     {
 126         return (Dimension == 0) ? p.longitude : p.latitude;
 127     }
 128 };
 129
 130 }}} // namespace boost::geometry::traits
 131
 132
 133 #endif // BOOST_GEOMETRY_TEST_TEST_GEOMETRIES_CUSTOM_LON_LAT_POINT_HPP