25 lines
1.0 KiB
C++
25 lines
1.0 KiB
C++
#include <mbgl/annotation/symbol_annotation_impl.hpp>
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#include <mbgl/annotation/annotation_tile.hpp>
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#include <mbgl/tile/tile_id.hpp>
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#include <mbgl/math/clamp.hpp>
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#include <mbgl/util/tile_coordinate.hpp>
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namespace mbgl {
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SymbolAnnotationImpl::SymbolAnnotationImpl(AnnotationID id_, SymbolAnnotation annotation_)
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: id(id_),
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annotation(std::move(annotation_)) {
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}
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void SymbolAnnotationImpl::updateLayer(const CanonicalTileID& tileID, AnnotationTileLayer& layer) const {
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std::unordered_map<std::string, std::string> featureProperties;
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featureProperties.emplace("sprite", annotation.icon.empty() ? std::string("default_marker") : annotation.icon);
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LatLng latLng { annotation.geometry.y, annotation.geometry.x };
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TileCoordinate coordinate = TileCoordinate::fromLatLng(0, latLng);
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GeometryCoordinate tilePoint = TileCoordinate::toGeometryCoordinate(UnwrappedTileID(0, tileID), coordinate.p);
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layer.addFeature(id, FeatureType::Point, GeometryCollection {{ {{ tilePoint }} }}, featureProperties);
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}
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} // namespace mbgl
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