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#pragma once
#include <mbgl/renderer/renderer.hpp>
#include <mbgl/renderer/renderer_observer.hpp>
#include <mbgl/renderer/render_style_observer.hpp>
#include <mbgl/style/style.hpp>
#include <mbgl/map/backend.hpp>
#include <memory>
#include <string>
namespace mbgl {
enum class RenderState : uint8_t {
Never,
Partial,
Fully,
};
class Painter;
class RenderStyle;
class TransformState;
class View;
class Renderer::Impl : public RenderStyleObserver {
public:
Impl(Backend&, float pixelRatio_, FileSource&, Scheduler&, GLContextMode,
const optional<std::string> programCacheDir);
~Impl() final;
void setObserver(RendererObserver*);
void render(View&, const UpdateParameters&);
std::vector<Feature> queryRenderedFeatures(const ScreenLineString&, const RenderedQueryOptions&) const;
std::vector<Feature> querySourceFeatures(const std::string& sourceID, const SourceQueryOptions&) const;
void onLowMemory();
void dumDebugLogs() ;
// RenderStyleObserver implementation
void onInvalidate()override;
void onResourceError(std::exception_ptr) override;
private:
friend class Renderer;
Backend& backend;
RendererObserver* observer;
const GLContextMode contextMode;
const float pixelRatio;
const optional<std::string> programCacheDir;
RenderState renderState = RenderState::Never;
std::unique_ptr<RenderStyle> renderStyle;
std::unique_ptr<Painter> painter;
};
} // namespace mbgl
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