47 lines
1.4 KiB
C++
47 lines
1.4 KiB
C++
#pragma once
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#include <mbgl/style/sources/custom_geometry_source.hpp>
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#include <mbgl/tile/tile_id.hpp>
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#include <mbgl/util/geojson.hpp>
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#include <mbgl/actor/actor_ref.hpp>
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#include <map>
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#include <mutex>
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namespace mbgl {
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class CustomGeometryTile;
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namespace style {
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class CustomTileLoader : private util::noncopyable {
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public:
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using OverscaledIDFunctionTuple = std::tuple<uint8_t, int16_t, ActorRef<CustomGeometryTile>>;
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CustomTileLoader(const TileFunction& fetchTileFn, const TileFunction& cancelTileFn);
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void fetchTile(const OverscaledTileID& tileID, ActorRef<CustomGeometryTile> tileRef);
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void cancelTile(const OverscaledTileID& tileID);
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void removeTile(const OverscaledTileID& tileID);
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void setTileData(const CanonicalTileID& tileID, const GeoJSON& data);
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void invalidateTile(const CanonicalTileID&);
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void invalidateRegion(const LatLngBounds&, Range<uint8_t>);
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private:
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void invokeTileFetch(const CanonicalTileID& tileID);
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void invokeTileCancel(const CanonicalTileID& tileID);
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TileFunction fetchTileFunction;
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TileFunction cancelTileFunction;
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std::unordered_map<CanonicalTileID, std::vector<OverscaledIDFunctionTuple>> tileCallbackMap;
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// Keep around a cache of tile data to serve back for wrapped and over-zooomed tiles
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std::map<CanonicalTileID, std::unique_ptr<GeoJSON>> dataCache;
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std::mutex dataMutex;
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};
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} // namespace style
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} // namespace mbgl
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