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Diffstat (limited to 'src/mbgl/tile/vector_tile.hpp')
-rw-r--r-- | src/mbgl/tile/vector_tile.hpp | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/src/mbgl/tile/vector_tile.hpp b/src/mbgl/tile/vector_tile.hpp new file mode 100644 index 0000000000..48e501cbd7 --- /dev/null +++ b/src/mbgl/tile/vector_tile.hpp @@ -0,0 +1,79 @@ +#ifndef MBGL_MAP_VECTOR_TILE +#define MBGL_MAP_VECTOR_TILE + +#include <mbgl/tile/geometry_tile.hpp> +#include <mbgl/map/tile_id.hpp> +#include <mbgl/util/pbf.hpp> + +#include <map> + +namespace mbgl { + +class VectorTileLayer; + +class VectorTileFeature : public GeometryTileFeature { +public: + VectorTileFeature(pbf, const VectorTileLayer&); + + FeatureType getType() const override { return type; } + optional<Value> getValue(const std::string&) const override; + GeometryCollection getGeometries() const override; + uint32_t getExtent() const override; + +private: + const VectorTileLayer& layer; + uint64_t id = 0; + FeatureType type = FeatureType::Unknown; + pbf tags_pbf; + pbf geometry_pbf; +}; + +class VectorTileLayer : public GeometryTileLayer { +public: + VectorTileLayer(pbf); + + std::size_t featureCount() const override { return features.size(); } + util::ptr<const GeometryTileFeature> getFeature(std::size_t) const override; + +private: + friend class VectorTile; + friend class VectorTileFeature; + + std::string name; + uint32_t extent = 4096; + std::map<std::string, uint32_t> keys; + std::vector<Value> values; + std::vector<pbf> features; +}; + +class VectorTile : public GeometryTile { +public: + VectorTile(std::shared_ptr<const std::string> data); + + util::ptr<GeometryTileLayer> getLayer(const std::string&) const override; + +private: + std::shared_ptr<const std::string> data; + mutable bool parsed = false; + mutable std::map<std::string, util::ptr<GeometryTileLayer>> layers; +}; + +class TileID; +class FileSource; + +class VectorTileMonitor : public GeometryTileMonitor { +public: + VectorTileMonitor(const TileID&, float pixelRatio, const std::string& urlTemplate, FileSource&); + + std::unique_ptr<FileRequest> monitorTile(const GeometryTileMonitor::Callback&) override; + +private: + TileID tileID; + float pixelRatio; + std::string urlTemplate; + FileSource& fileSource; +}; + +} // namespace mbgl + +#endif |