MapLibreParticleLab/platform/ios/src/MLNMapView+Metal.h

#import "MLNMapView+Impl.h"
#import "MLNMapView_Private.h"

#include <mbgl/gfx/renderable.hpp>
#include <mbgl/mtl/renderer_backend.hpp>

@class MLNMapViewImplDelegate;

/// Adapter responsible for bridging calls from mbgl to MLNMapView and Cocoa.
class MLNMapViewMetalImpl final : public MLNMapViewImpl,
                                   public mbgl::mtl::RendererBackend,
                                   public mbgl::gfx::Renderable {
public:
    MLNMapViewMetalImpl(MLNMapView*);
    ~MLNMapViewMetalImpl() override;

public:
    void restoreFramebufferBinding();

    // Implementation of mbgl::gfx::RendererBackend
public:
    mbgl::gfx::Renderable& getDefaultRenderable() override {
        return *this;
    }

private:
    void activate() override;
    void deactivate() override;
    // End implementation of mbgl::gfx::RendererBackend

    // Implementation of mbgl::gl::RendererBackend
public:
    void updateAssumedState() override;
    // End implementation of mbgl::gl::Rendererbackend

    // Implementation of MLNMapViewImpl
public:
    mbgl::gfx::RendererBackend& getRendererBackend() override {
        return *this;
    }

    void setOpaque(bool) override;
    void display() override;
    void setPresentsWithTransaction(bool) override;
    void createView() override;
    UIView* getView() override;
    void deleteView() override;
    UIImage* snapshot() override;
    void layoutChanged() override;
    // End implementation of MLNMapViewImpl

private:
    bool presentsWithTransaction = false;
};