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#pragma once
#include <mbgl/style/transition_options.hpp>
#include <mbgl/style/observer.hpp>
#include <mbgl/style/source_observer.hpp>
#include <mbgl/style/layer_observer.hpp>
#include <mbgl/style/update_batch.hpp>
#include <mbgl/text/glyph_atlas_observer.hpp>
#include <mbgl/sprite/sprite_atlas_observer.hpp>
#include <mbgl/map/mode.hpp>
#include <mbgl/map/zoom_history.hpp>
#include <mbgl/util/noncopyable.hpp>
#include <mbgl/util/chrono.hpp>
#include <mbgl/util/optional.hpp>
#include <mbgl/util/feature.hpp>
#include <mbgl/util/geo.hpp>
#include <cstdint>
#include <memory>
#include <string>
#include <vector>
namespace mbgl {
class FileSource;
class GlyphAtlas;
class SpriteAtlas;
class LineAtlas;
class RenderData;
class TransformState;
class QueryOptions;
namespace style {
class Layer;
class UpdateParameters;
class QueryParameters;
class Style : public GlyphAtlasObserver,
public SpriteAtlasObserver,
public SourceObserver,
public LayerObserver,
public util::noncopyable {
public:
Style(FileSource&, float pixelRatio);
~Style() override;
void setJSON(const std::string&);
void setObserver(Observer*);
bool isLoaded() const;
// Fetch the tiles needed by the current viewport and emit a signal when
// a tile is ready so observers can render the tile.
void updateTiles(const UpdateParameters&);
void relayout();
void cascade(const TimePoint&, MapMode);
void recalculate(float z, const TimePoint&, MapMode);
bool hasTransitions() const;
std::exception_ptr getLastError() const {
return lastError;
}
std::vector<const Source*> getSources() const;
std::vector<Source*> getSources();
Source* getSource(const std::string& id) const;
void addSource(std::unique_ptr<Source>);
std::unique_ptr<Source> removeSource(const std::string& sourceID);
std::vector<const Layer*> getLayers() const;
std::vector<Layer*> getLayers();
Layer* getLayer(const std::string& id) const;
Layer* addLayer(std::unique_ptr<Layer>,
optional<std::string> beforeLayerID = {});
std::unique_ptr<Layer> removeLayer(const std::string& layerID);
std::string getName() const;
LatLng getDefaultLatLng() const;
double getDefaultZoom() const;
double getDefaultBearing() const;
double getDefaultPitch() const;
bool addClass(const std::string&);
bool removeClass(const std::string&);
void setClasses(const std::vector<std::string>&);
TransitionOptions getTransitionOptions() const;
void setTransitionOptions(const TransitionOptions&);
bool hasClass(const std::string&) const;
std::vector<std::string> getClasses() const;
RenderData getRenderData(MapDebugOptions, float angle) const;
std::vector<Feature> queryRenderedFeatures(const ScreenLineString& geometry,
const TransformState& transformState,
const QueryOptions& options) const;
float getQueryRadius() const;
void setSourceTileCacheSize(size_t);
void onLowMemory();
void dumpDebugLogs() const;
FileSource& fileSource;
std::unique_ptr<GlyphAtlas> glyphAtlas;
std::unique_ptr<SpriteAtlas> spriteAtlas;
std::unique_ptr<LineAtlas> lineAtlas;
private:
std::vector<std::unique_ptr<Source>> sources;
std::vector<std::unique_ptr<Layer>> layers;
std::vector<std::string> classes;
TransitionOptions transitionOptions;
// Defaults
std::string name;
LatLng defaultLatLng;
double defaultZoom = 0;
double defaultBearing = 0;
double defaultPitch = 0;
std::vector<std::unique_ptr<Layer>>::const_iterator findLayer(const std::string& layerID) const;
void reloadLayerSource(Layer&);
void updateSymbolDependentTiles();
// GlyphStoreObserver implementation.
void onGlyphsLoaded(const FontStack&, const GlyphRange&) override;
void onGlyphsError(const FontStack&, const GlyphRange&, std::exception_ptr) override;
// SpriteStoreObserver implementation.
void onSpriteLoaded() override;
void onSpriteError(std::exception_ptr) override;
// SourceObserver implementation.
void onSourceLoaded(Source&) override;
void onSourceAttributionChanged(Source&, const std::string&) override;
void onSourceError(Source&, std::exception_ptr) override;
void onSourceDescriptionChanged(Source&) override;
void onTileChanged(Source&, const OverscaledTileID&) override;
void onTileError(Source&, const OverscaledTileID&, std::exception_ptr) override;
// LayerObserver implementation.
void onLayerFilterChanged(Layer&) override;
void onLayerVisibilityChanged(Layer&) override;
void onLayerPaintPropertyChanged(Layer&) override;
void onLayerDataDrivenPaintPropertyChanged(Layer&) override;
void onLayerLayoutPropertyChanged(Layer&, const char *) override;
Observer nullObserver;
Observer* observer = &nullObserver;
std::exception_ptr lastError;
UpdateBatch updateBatch;
ZoomHistory zoomHistory;
bool hasPendingTransitions = false;
public:
bool loaded = false;
};
} // namespace style
} // namespace mbgl
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