flutter::IOSSurface Class Reference

#include <ios_surface.h>

Inheritance diagram for flutter::IOSSurface:

Public Member Functions
std::shared_ptr< IOSContext >	GetContext () const
virtual	~IOSSurface ()
virtual bool	IsValid () const =0
virtual void	UpdateStorageSizeIfNecessary ()=0
virtual std::unique_ptr< Surface >	CreateGPUSurface (GrDirectContext *gr_context=nullptr)=0

Static Public Member Functions
static std::unique_ptr< IOSSurface >	Create (std::shared_ptr< IOSContext > context, const fml::scoped_nsobject< CALayer > &layer)

Protected Member Functions
	IOSSurface (std::shared_ptr< IOSContext > ios_context)

Detailed Description

Definition at line 21 of file ios_surface.h.

Constructor & Destructor Documentation

~IOSSurface()

flutter::IOSSurface::~IOSSurface ( )

virtualdefault

IOSSurface()

flutter::IOSSurface::IOSSurface ( std::shared_ptr< IOSContext >  ios_context )

explicitprotected

Definition at line 55 of file ios_surface.mm.

    : ios_context_(std::move(ios_context)) {
  FML_DCHECK(ios_context_);
}

Member Function Documentation

Create()

std::unique_ptr< IOSSurface > flutter::IOSSurface::Create ( std::shared_ptr< IOSContext >  context, const fml::scoped_nsobject< CALayer > &  layer  )

static

Definition at line 19 of file ios_surface.mm.

                                                                                         {
  FML_DCHECK(layer);
  FML_DCHECK(context);
 
  if (@available(iOS METAL_IOS_VERSION_BASELINE, *)) {
    if ([layer.get() isKindOfClass:[CAMetalLayer class]]) {
      switch (context->GetBackend()) {
        case IOSRenderingBackend::kSkia:
#if !SLIMPELLER
          return std::make_unique<IOSSurfaceMetalSkia>(
              fml::scoped_nsobject<CAMetalLayer>((CAMetalLayer*)layer.get()),  // Metal layer
              std::move(context)                                               // context
          );
#else   //  !SLIMPELLER
          FML_LOG(FATAL) << "Impeller opt-out unavailable.";
          return nullptr;
#endif  //  !SLIMPELLER
          break;
        case IOSRenderingBackend::kImpeller:
          return std::make_unique<IOSSurfaceMetalImpeller>(
              fml::scoped_nsobject<CAMetalLayer>((CAMetalLayer*)layer.get()),  // Metal layer
              std::move(context)                                               // context
          );
      }
    }
  }
  if (context->GetBackend() == IOSRenderingBackend::kImpeller) {
    return std::make_unique<IOSSurfaceNoop>(std::move(context));
  }
 
  return std::make_unique<IOSSurfaceSoftware>(layer,              // layer
                                              std::move(context)  // context
  );
}

References flutter::kImpeller, flutter::kSkia, and METAL_IOS_VERSION_BASELINE.

Referenced by flutter::PlatformViewIOS::attachView(), and flutter::OverlayLayerPool::CreateLayer().

CreateGPUSurface()

virtual std::unique_ptr<Surface> flutter::IOSSurface::CreateGPUSurface ( GrDirectContext *  gr_context = nullptr )

pure virtual

Implemented in flutter::IOSSurfaceNoop, and flutter::IOSSurfaceSoftware.

GetContext()

std::shared_ptr< IOSContext > flutter::IOSSurface::GetContext

(

)

const

Definition at line 62 of file ios_surface.mm.

                                                       {
  return ios_context_;
}

Referenced by flutter::IOSSurfaceMetalSkia::IOSSurfaceMetalSkia().

IsValid()

virtual bool flutter::IOSSurface::IsValid ( ) const

pure virtual

Implemented in flutter::IOSSurfaceNoop, and flutter::IOSSurfaceSoftware.

UpdateStorageSizeIfNecessary()

virtual void flutter::IOSSurface::UpdateStorageSizeIfNecessary ( )

pure virtual

Implemented in flutter::IOSSurfaceNoop, and flutter::IOSSurfaceSoftware.

---

The documentation for this class was generated from the following files:

• shell/platform/darwin/ios/ios_surface.h
• shell/platform/darwin/ios/ios_surface.mm