59 lines
1.8 KiB
C++
59 lines
1.8 KiB
C++
#pragma once
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#include <mapbox/geometry/point.hpp>
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#include <mapbox/geometry/line_string.hpp>
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#include <mapbox/geometry/polygon.hpp>
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#include <mapbox/geometry/multi_point.hpp>
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#include <mapbox/geometry/multi_line_string.hpp>
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#include <mapbox/geometry/multi_polygon.hpp>
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#include <mapbox/variant.hpp>
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// stl
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#include <vector>
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namespace mapbox {
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namespace geometry {
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template <typename T, template <typename...> class Cont = std::vector>
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struct geometry_collection;
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template <typename T>
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using geometry_base = mapbox::util::variant<point<T>,
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line_string<T>,
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polygon<T>,
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multi_point<T>,
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multi_line_string<T>,
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multi_polygon<T>,
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geometry_collection<T>>;
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template <typename T>
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struct geometry : geometry_base<T>
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{
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using coordinate_type = T;
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using geometry_base<T>::geometry_base;
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/*
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* The default constructor would create a point geometry with default-constructed coordinates;
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* i.e. (0, 0). Since this is not particularly useful, and could hide bugs, it is disabled.
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*/
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geometry() = delete;
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};
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template <typename T, template <typename...> class Cont>
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struct geometry_collection : Cont<geometry<T>>
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{
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using coordinate_type = T;
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using geometry_type = geometry<T>;
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using container_type = Cont<geometry_type>;
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geometry_collection() = default;
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geometry_collection(geometry_collection const&) = default;
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geometry_collection(geometry_collection &&) = default;
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geometry_collection(std::initializer_list<geometry_type> && args)
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: container_type(std::forward<std::initializer_list<geometry_type>>(args)) {};
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};
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} // namespace geometry
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} // namespace mapbox
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