ceph/src/boost/boost/geometry/geometries/adapted/boost_polygon/box.hpp

   1 // Boost.Geometry (aka GGL, Generic Geometry Library)
   2
   3 // Copyright (c) 2010-2012 Barend Gehrels, Amsterdam, the Netherlands.
   4
   5 // Use, modification and distribution is subject to the Boost Software License,
   6 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
   7 // http://www.boost.org/LICENSE_1_0.txt)
   8
   9 #ifndef BOOST_GEOMETRY_GEOMETRIES_ADAPTED_BOOST_POLYGON_BOX_HPP
  10 #define BOOST_GEOMETRY_GEOMETRIES_ADAPTED_BOOST_POLYGON_BOX_HPP
  11
  12 // Adapts Geometries from Boost.Polygon for usage in Boost.Geometry
  13 // boost::polygon::rectangle_data -> boost::geometry::box
  14
  15
  16 #include <boost/polygon/polygon.hpp>
  17
  18 #include <boost/geometry/core/access.hpp>
  19 #include <boost/geometry/core/cs.hpp>
  20 #include <boost/geometry/core/coordinate_dimension.hpp>
  21 #include <boost/geometry/core/coordinate_type.hpp>
  22 #include <boost/geometry/core/tags.hpp>
  23
  24
  25 namespace boost { namespace geometry
  26 {
  27
  28
  29 #ifndef DOXYGEN_NO_TRAITS_SPECIALIZATIONS
  30 namespace traits
  31 {
  32
  33
  34 template <typename CoordinateType>
  35 struct tag<boost::polygon::rectangle_data<CoordinateType> >
  36 {
  37     typedef box_tag type;
  38 };
  39
  40
  41 template <typename CoordinateType>
  42 struct point_type<boost::polygon::rectangle_data<CoordinateType> >
  43 {
  44     // Not sure what to do here. Boost.Polygon's rectangle does NOT define its
  45     // point_type (but uses it...)
  46     typedef boost::polygon::point_data<CoordinateType> type;
  47 };
  48
  49
  50 template <typename CoordinateType>
  51 struct indexed_access
  52 <
  53     boost::polygon::rectangle_data<CoordinateType>,
  54     min_corner, 0
  55 >
  56 {
  57     typedef boost::polygon::rectangle_data<CoordinateType> box_type;
  58
  59     static inline CoordinateType get(box_type const& b)
  60     {
  61         return boost::polygon::xl(b);
  62     }
  63
  64     static inline void set(box_type& b, CoordinateType const& value)
  65     {
  66         boost::polygon::xl(b, value);
  67     }
  68 };
  69
  70
  71 template <typename CoordinateType>
  72 struct indexed_access
  73 <
  74     boost::polygon::rectangle_data<CoordinateType>,
  75     min_corner, 1
  76 >
  77 {
  78     typedef boost::polygon::rectangle_data<CoordinateType> box_type;
  79
  80     static inline CoordinateType get(box_type const& b)
  81     {
  82         return boost::polygon::yl(b);
  83     }
  84
  85     static inline void set(box_type& b, CoordinateType const& value)
  86     {
  87         boost::polygon::yl(b, value);
  88     }
  89 };
  90
  91
  92 template <typename CoordinateType>
  93 struct indexed_access
  94 <
  95     boost::polygon::rectangle_data<CoordinateType>,
  96     max_corner, 0
  97 >
  98 {
  99     typedef boost::polygon::rectangle_data<CoordinateType> box_type;
 100
 101     static inline CoordinateType get(box_type const& b)
 102     {
 103         return boost::polygon::xh(b);
 104     }
 105
 106     static inline void set(box_type& b, CoordinateType const& value)
 107     {
 108         boost::polygon::xh(b, value);
 109     }
 110 };
 111
 112
 113 template <typename CoordinateType>
 114 struct indexed_access
 115 <
 116     boost::polygon::rectangle_data<CoordinateType>,
 117     max_corner, 1
 118 >
 119 {
 120     typedef boost::polygon::rectangle_data<CoordinateType> box_type;
 121
 122     static inline CoordinateType get(box_type const& b)
 123     {
 124         return boost::polygon::yh(b);
 125     }
 126
 127     static inline void set(box_type& b, CoordinateType const& value)
 128     {
 129         boost::polygon::yh(b, value);
 130     }
 131 };
 132
 133
 134 } // namespace traits
 135 #endif // DOXYGEN_NO_TRAITS_SPECIALIZATIONS
 136
 137
 138 }} // namespace boost::geometry
 139
 140
 141 #endif // BOOST_GEOMETRY_GEOMETRIES_ADAPTED_BOOST_POLYGON_BOX_HPP