155 lines
4.5 KiB
C++
155 lines
4.5 KiB
C++
// Boost.Geometry
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// Copyright (c) 2020, Oracle and/or its affiliates.
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// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
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// Licensed under the Boost Software License version 1.0.
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// http://www.boost.org/users/license.html
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#ifndef BOOST_GEOMETRY_STRATEGIES_ENVELOPE_CARTESIAN_HPP
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#define BOOST_GEOMETRY_STRATEGIES_ENVELOPE_CARTESIAN_HPP
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#include <type_traits>
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#include <boost/geometry/strategy/cartesian/envelope.hpp> // Not used, for backward compatibility
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#include <boost/geometry/strategy/cartesian/envelope_box.hpp>
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#include <boost/geometry/strategy/cartesian/envelope_boxes.hpp>
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#include <boost/geometry/strategy/cartesian/envelope_multipoint.hpp>
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#include <boost/geometry/strategy/cartesian/envelope_point.hpp>
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#include <boost/geometry/strategy/cartesian/envelope_range.hpp>
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#include <boost/geometry/strategy/cartesian/envelope_segment.hpp>
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#include <boost/geometry/strategies/envelope/services.hpp>
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#include <boost/geometry/strategies/expand/cartesian.hpp>
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namespace boost { namespace geometry
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{
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namespace strategies { namespace envelope
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{
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template <typename CalculationType = void>
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struct cartesian
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: strategies::expand::cartesian<CalculationType>
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{
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template <typename Geometry, typename Box>
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static auto envelope(Geometry const&, Box const&,
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util::enable_if_point_t<Geometry> * = nullptr)
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{
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return strategy::envelope::cartesian_point();
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}
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template <typename Geometry, typename Box>
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static auto envelope(Geometry const&, Box const&,
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util::enable_if_multi_point_t<Geometry> * = nullptr)
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{
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return strategy::envelope::cartesian_multipoint();
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}
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template <typename Geometry, typename Box>
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static auto envelope(Geometry const&, Box const&,
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util::enable_if_box_t<Geometry> * = nullptr)
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{
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return strategy::envelope::cartesian_box();
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}
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template <typename Geometry, typename Box>
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static auto envelope(Geometry const&, Box const&,
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util::enable_if_segment_t<Geometry> * = nullptr)
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{
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return strategy::envelope::cartesian_segment<CalculationType>();
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}
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template <typename Geometry, typename Box>
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static auto envelope(Geometry const&, Box const&,
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std::enable_if_t
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<
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util::is_linestring<Geometry>::value
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|| util::is_ring<Geometry>::value
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|| util::is_polygon<Geometry>::value
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> * = nullptr)
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{
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return strategy::envelope::cartesian_range();
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}
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template <typename Geometry, typename Box>
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static auto envelope(Geometry const&, Box const&,
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std::enable_if_t
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<
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util::is_multi_linestring<Geometry>::value
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|| util::is_multi_polygon<Geometry>::value
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|| util::is_geometry_collection<Geometry>::value
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> * = nullptr)
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{
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return strategy::envelope::cartesian_boxes();
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}
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};
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namespace services
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{
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template <typename Geometry, typename Box>
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struct default_strategy<Geometry, Box, cartesian_tag>
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{
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using type = strategies::envelope::cartesian<>;
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};
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template <>
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struct strategy_converter<strategy::envelope::cartesian_point>
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{
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static auto get(strategy::envelope::cartesian_point const& )
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{
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return strategies::envelope::cartesian<>();
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}
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};
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template <>
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struct strategy_converter<strategy::envelope::cartesian_multipoint>
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{
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static auto get(strategy::envelope::cartesian_multipoint const&)
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{
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return strategies::envelope::cartesian<>();
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}
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};
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template <>
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struct strategy_converter<strategy::envelope::cartesian_box>
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{
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static auto get(strategy::envelope::cartesian_box const& )
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{
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return strategies::envelope::cartesian<>();
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}
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};
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template <typename CT>
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struct strategy_converter<strategy::envelope::cartesian_segment<CT> >
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{
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static auto get(strategy::envelope::cartesian_segment<CT> const&)
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{
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return strategies::envelope::cartesian<CT>();
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}
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};
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template <typename CT>
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struct strategy_converter<strategy::envelope::cartesian<CT> >
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{
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static auto get(strategy::envelope::cartesian<CT> const&)
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{
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return strategies::envelope::cartesian<CT>();
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}
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};
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} // namespace services
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}} // namespace strategies::envelope
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}} // namespace boost::geometry
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#endif // BOOST_GEOMETRY_STRATEGIES_ENVELOPE_CARTESIAN_HPP
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