91 lines
2.4 KiB
C++
91 lines
2.4 KiB
C++
#pragma once
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#include <mbgl/tile/tile_id.hpp>
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#include <mbgl/tile/tile_observer.hpp>
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#include <mbgl/util/mat4.hpp>
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#include <mbgl/util/geo.hpp>
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#include <mbgl/util/feature.hpp>
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#include <mbgl/style/source_impl.hpp>
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#include <mbgl/style/layer_impl.hpp>
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#include <unordered_map>
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#include <vector>
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#include <map>
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#include <memory>
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namespace mbgl {
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class Painter;
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class TransformState;
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class RenderTile;
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class RenderStyle;
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class RenderLayer;
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class RenderedQueryOptions;
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class SourceQueryOptions;
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class Tile;
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class RenderSourceObserver;
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class TileParameters;
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class RenderSource : protected TileObserver {
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public:
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static std::unique_ptr<RenderSource> create(Immutable<style::Source::Impl>);
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// Check whether this source is of the given subtype.
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template <class T>
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bool is() const;
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// Dynamically cast this source to the given subtype.
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template <class T>
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T* as() {
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return is<T>() ? reinterpret_cast<T*>(this) : nullptr;
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}
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template <class T>
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const T* as() const {
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return is<T>() ? reinterpret_cast<const T*>(this) : nullptr;
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}
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bool isEnabled() const;
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virtual bool isLoaded() const = 0;
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virtual void update(Immutable<style::Source::Impl>,
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const std::vector<Immutable<style::Layer::Impl>>&,
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bool needsRendering,
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bool needsRelayout,
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const TileParameters&) = 0;
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virtual void startRender(Painter&) = 0;
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virtual void finishRender(Painter&) = 0;
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// Returns an unsorted list of RenderTiles.
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virtual std::vector<std::reference_wrapper<RenderTile>> getRenderTiles() = 0;
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virtual std::unordered_map<std::string, std::vector<Feature>>
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queryRenderedFeatures(const ScreenLineString& geometry,
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const TransformState& transformState,
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const RenderStyle& style,
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const RenderedQueryOptions& options) const = 0;
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virtual std::vector<Feature>
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querySourceFeatures(const SourceQueryOptions&) const = 0;
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virtual void onLowMemory() = 0;
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virtual void dumpDebugLogs() const = 0;
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void setObserver(RenderSourceObserver*);
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Immutable<style::Source::Impl> baseImpl;
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protected:
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RenderSource(Immutable<style::Source::Impl>);
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RenderSourceObserver* observer;
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bool enabled = false;
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void onTileChanged(Tile&) final;
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void onTileError(Tile&, std::exception_ptr) final;
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};
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} // namespace mbgl
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