60 lines
1.4 KiB
C++
60 lines
1.4 KiB
C++
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// Boost.Geometry
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// Copyright (c) 2021, 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_STRATEGY_SPHERICAL_ENVELOPE_BOXES_HPP
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#define BOOST_GEOMETRY_STRATEGY_SPHERICAL_ENVELOPE_BOXES_HPP
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#include <vector>
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#include <boost/geometry/algorithms/detail/envelope/initialize.hpp>
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#include <boost/geometry/algorithms/detail/envelope/range_of_boxes.hpp>
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namespace boost { namespace geometry
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{
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namespace strategy { namespace envelope
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{
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class spherical_boxes
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{
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public:
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template <typename Box>
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class state
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{
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friend spherical_boxes;
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std::vector<Box> m_boxes;
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};
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template <typename Box>
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static void apply(state<Box> & st, Box const& box)
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{
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st.m_boxes.push_back(box);
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}
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template <typename Box>
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static void result(state<Box> const& st, Box & box)
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{
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if (! st.m_boxes.empty())
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{
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geometry::detail::envelope::envelope_range_of_boxes::apply(st.m_boxes, box);
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}
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else
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{
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geometry::detail::envelope::initialize<Box, 0, dimension<Box>::value>::apply(box);
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}
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}
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};
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}} // namespace strategy::envelope
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}} //namepsace boost::geometry
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#endif // BOOST_GEOMETRY_STRATEGY_SPHERICAL_ENVELOPE_BOXES_HPP
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