71 lines
2.0 KiB
C++
71 lines
2.0 KiB
C++
#pragma once
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#include <mapbox/geometry/geometry.hpp>
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#include <mapbox/geometry/point_arithmetic.hpp>
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#include <mapbox/geometry/for_each_point.hpp>
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namespace mbgl {
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enum class FeatureType : uint8_t {
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Unknown = 0,
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Point = 1,
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LineString = 2,
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Polygon = 3
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};
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using EmptyGeometry = mapbox::geometry::empty;
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template <class T>
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using Point = mapbox::geometry::point<T>;
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template <class T>
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using LineString = mapbox::geometry::line_string<T>;
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template <class T>
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using Polygon = mapbox::geometry::polygon<T>;
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template <class T>
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using MultiPoint = mapbox::geometry::multi_point<T>;
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template <class T>
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using MultiLineString = mapbox::geometry::multi_line_string<T>;
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template <class T>
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using MultiPolygon = mapbox::geometry::multi_polygon<T>;
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template <class T>
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using LinearRing = mapbox::geometry::linear_ring<T>;
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template <class T>
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using Geometry = mapbox::geometry::geometry<T>;
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template <class S, class T>
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Point<S> convertPoint(const Point<T>& p) {
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return Point<S>(p.x, p.y);
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}
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struct ToFeatureType {
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FeatureType operator()(const EmptyGeometry&) const { return FeatureType::Unknown; }
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template <class T>
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FeatureType operator()(const Point<T> &) const { return FeatureType::Point; }
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template <class T>
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FeatureType operator()(const MultiPoint<T> &) const { return FeatureType::Point; }
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template <class T>
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FeatureType operator()(const LineString<T> &) const { return FeatureType::LineString; }
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template <class T>
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FeatureType operator()(const MultiLineString<T> &) const { return FeatureType::LineString; }
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template <class T>
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FeatureType operator()(const Polygon<T> &) const { return FeatureType::Polygon; }
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template <class T>
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FeatureType operator()(const MultiPolygon<T> &) const { return FeatureType::Polygon; }
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template <class T>
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FeatureType operator()(const mapbox::geometry::geometry_collection<T> &) const { return FeatureType::Unknown; }
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};
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template <class T, typename F>
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auto forEachPoint(const Geometry<T>& g, F f) {
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mapbox::geometry::for_each_point(g, f);
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}
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} // namespace mbgl
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