1 files changed, 111 insertions, 0 deletions
diff --git a/src/mbgl/renderer/renderer_impl.hpp b/src/mbgl/renderer/renderer_impl.hpp
new file mode 100644
index 0000000000..30e7f70722
--- /dev/null
+++ b/src/mbgl/renderer/renderer_impl.hpp
@@ -0,0 +1,111 @@
+#pragma once
+
+#include <mbgl/renderer/renderer.hpp>
+#include <mbgl/renderer/render_source_observer.hpp>
+#include <mbgl/renderer/render_light.hpp>
+#include <mbgl/renderer/frame_history.hpp>
+#include <mbgl/style/image.hpp>
+#include <mbgl/style/source.hpp>
+#include <mbgl/style/layer.hpp>
+#include <mbgl/map/transform_state.hpp>
+#include <mbgl/map/zoom_history.hpp>
+#include <mbgl/map/mode.hpp>
+#include <mbgl/text/glyph_manager_observer.hpp>
+
+#include <memory>
+#include <string>
+#include <vector>
+
+namespace mbgl {
+
+class RendererBackend;
+class RendererObserver;
+class RenderSource;
+class RenderLayer;
+class UpdateParameters;
+class RenderStaticData;
+class RenderedQueryOptions;
+class SourceQueryOptions;
+class FileSource;
+class Scheduler;
+class GlyphManager;
+class ImageManager;
+class LineAtlas;
+
+class Renderer::Impl : public GlyphManagerObserver,
+                       public RenderSourceObserver{
+public:
+    Impl(RendererBackend&, float pixelRatio_, FileSource&, Scheduler&, GLContextMode,
+         const optional<std::string> programCacheDir);
+    ~Impl() final;
+
+    void markContextLost() {
+        contextLost = true;
+    };
+
+    void setObserver(RendererObserver*);
+
+    void render(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();
+
+private:
+    bool isLoaded() const;
+    bool hasTransitions() const;
+
+    RenderSource* getRenderSource(const std::string& id) const;
+
+          RenderLayer* getRenderLayer(const std::string& id);
+    const RenderLayer* getRenderLayer(const std::string& id) const;
+
+    // GlyphManagerObserver implementation.
+    void onGlyphsError(const FontStack&, const GlyphRange&, std::exception_ptr) override;
+
+    // RenderSourceObserver implementation.
+    void onTileChanged(RenderSource&, const OverscaledTileID&) override;
+    void onTileError(RenderSource&, const OverscaledTileID&, std::exception_ptr) override;
+
+    friend class Renderer;
+
+    RendererBackend& backend;
+    Scheduler& scheduler;
+    FileSource& fileSource;
+
+    RendererObserver* observer;
+
+    const GLContextMode contextMode;
+    const float pixelRatio;
+    const optional<std::string> programCacheDir;
+
+    enum class RenderState {
+        Never,
+        Partial,
+        Fully,
+    };
+
+    RenderState renderState = RenderState::Never;
+    FrameHistory frameHistory;
+    ZoomHistory zoomHistory;
+    TransformState transformState;
+
+    std::unique_ptr<GlyphManager> glyphManager;
+    std::unique_ptr<ImageManager> imageManager;
+    std::unique_ptr<LineAtlas> lineAtlas;
+    std::unique_ptr<RenderStaticData> staticData;
+
+    Immutable<std::vector<Immutable<style::Image::Impl>>> imageImpls;
+    Immutable<std::vector<Immutable<style::Source::Impl>>> sourceImpls;
+    Immutable<std::vector<Immutable<style::Layer::Impl>>> layerImpls;
+
+    std::unordered_map<std::string, std::unique_ptr<RenderSource>> renderSources;
+    std::unordered_map<std::string, std::unique_ptr<RenderLayer>> renderLayers;
+    RenderLight renderLight;
+
+    bool contextLost = false;
+};
+
+} // namespace mbgl