Chris@16: // Boost.Geometry (aka GGL, Generic Geometry Library)
Chris@16: 
Chris@16: // Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
Chris@16: // Copyright (c) 2008-2012 Bruno Lalande, Paris, France.
Chris@16: // Copyright (c) 2009-2012 Mateusz Loskot, London, UK.
Chris@16: 
Chris@16: // Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
Chris@16: // (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
Chris@16: 
Chris@16: // Use, modification and distribution is subject to the Boost Software License,
Chris@16: // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
Chris@16: // http://www.boost.org/LICENSE_1_0.txt)
Chris@16: 
Chris@16: #ifndef BOOST_GEOMETRY_GEOMETRIES_POINT_XY_HPP
Chris@16: #define BOOST_GEOMETRY_GEOMETRIES_POINT_XY_HPP
Chris@16: 
Chris@16: #include <cstddef>
Chris@16: 
Chris@16: #include <boost/mpl/int.hpp>
Chris@16: 
Chris@16: #include <boost/geometry/core/cs.hpp>
Chris@16: #include <boost/geometry/geometries/point.hpp>
Chris@16: 
Chris@16: namespace boost { namespace geometry
Chris@16: {
Chris@16: 
Chris@16: namespace model { namespace d2
Chris@16: {
Chris@16: 
Chris@16: /*!
Chris@16: \brief 2D point in Cartesian coordinate system
Chris@16: \tparam CoordinateType numeric type, for example, double, float, int
Chris@16: \tparam CoordinateSystem coordinate system, defaults to cs::cartesian
Chris@16: 
Chris@16: \qbk{before.synopsis,
Chris@16: [heading Model of]
Chris@16: [link geometry.reference.concepts.concept_point Point Concept]
Chris@16: }
Chris@16: 
Chris@16: \qbk{[include reference/geometries/point_assign_warning.qbk]}
Chris@16: 
Chris@16: */
Chris@16: template<typename CoordinateType, typename CoordinateSystem = cs::cartesian>
Chris@16: class point_xy : public model::point<CoordinateType, 2, CoordinateSystem>
Chris@16: {
Chris@16: public:
Chris@16: 
Chris@16:     /// Default constructor, does not initialize anything
Chris@16:     inline point_xy()
Chris@16:         : model::point<CoordinateType, 2, CoordinateSystem>()
Chris@16:     {}
Chris@16: 
Chris@16:     /// Constructor with x/y values
Chris@16:     inline point_xy(CoordinateType const& x, CoordinateType const& y)
Chris@16:         : model::point<CoordinateType, 2, CoordinateSystem>(x, y)
Chris@16:     {}
Chris@16: 
Chris@16:     /// Get x-value
Chris@16:     inline CoordinateType const& x() const
Chris@16:     { return this->template get<0>(); }
Chris@16: 
Chris@16:     /// Get y-value
Chris@16:     inline CoordinateType const& y() const
Chris@16:     { return this->template get<1>(); }
Chris@16: 
Chris@16:     /// Set x-value
Chris@16:     inline void x(CoordinateType const& v)
Chris@16:     { this->template set<0>(v); }
Chris@16: 
Chris@16:     /// Set y-value
Chris@16:     inline void y(CoordinateType const& v)
Chris@16:     { this->template set<1>(v); }
Chris@16: };
Chris@16: 
Chris@16: 
Chris@16: }} // namespace model::d2
Chris@16: 
Chris@16: 
Chris@16: // Adapt the point_xy to the concept
Chris@16: #ifndef DOXYGEN_NO_TRAITS_SPECIALIZATIONS
Chris@16: namespace traits
Chris@16: {
Chris@16: 
Chris@16: template <typename CoordinateType, typename CoordinateSystem>
Chris@16: struct tag<model::d2::point_xy<CoordinateType, CoordinateSystem> >
Chris@16: {
Chris@16:     typedef point_tag type;
Chris@16: };
Chris@16: 
Chris@16: template<typename CoordinateType, typename CoordinateSystem>
Chris@16: struct coordinate_type<model::d2::point_xy<CoordinateType, CoordinateSystem> >
Chris@16: {
Chris@16:     typedef CoordinateType type;
Chris@16: };
Chris@16: 
Chris@16: template<typename CoordinateType, typename CoordinateSystem>
Chris@16: struct coordinate_system<model::d2::point_xy<CoordinateType, CoordinateSystem> >
Chris@16: {
Chris@16:     typedef CoordinateSystem type;
Chris@16: };
Chris@16: 
Chris@16: template<typename CoordinateType, typename CoordinateSystem>
Chris@16: struct dimension<model::d2::point_xy<CoordinateType, CoordinateSystem> >
Chris@16:     : boost::mpl::int_<2>
Chris@16: {};
Chris@16: 
Chris@16: template<typename CoordinateType, typename CoordinateSystem, std::size_t Dimension>
Chris@16: struct access<model::d2::point_xy<CoordinateType, CoordinateSystem>, Dimension >
Chris@16: {
Chris@16:     static inline CoordinateType get(
Chris@16:         model::d2::point_xy<CoordinateType, CoordinateSystem> const& p)
Chris@16:     {
Chris@16:         return p.template get<Dimension>();
Chris@16:     }
Chris@16: 
Chris@16:     static inline void set(model::d2::point_xy<CoordinateType, CoordinateSystem>& p,
Chris@16:         CoordinateType const& value)
Chris@16:     {
Chris@16:         p.template set<Dimension>(value);
Chris@16:     }
Chris@16: };
Chris@16: 
Chris@16: } // namespace traits
Chris@16: #endif // DOXYGEN_NO_TRAITS_SPECIALIZATIONS
Chris@16: 
Chris@16: }} // namespace boost::geometry
Chris@16: 
Chris@16: #endif // BOOST_GEOMETRY_GEOMETRIES_POINT_XY_HPP