| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CONTENT_BROWSER_COMPOSITOR_IMAGE_TRANSPORT_FACTORY_H_ |
| #define CONTENT_BROWSER_COMPOSITOR_IMAGE_TRANSPORT_FACTORY_H_ |
| |
| #include <memory> |
| #include <string> |
| |
| #include "base/memory/ref_counted.h" |
| #include "build/build_config.h" |
| #include "content/common/content_export.h" |
| #include "gpu/ipc/common/surface_handle.h" |
| #include "ui/gfx/native_widget_types.h" |
| #include "ui/latency/latency_info.h" |
| |
| namespace gfx { |
| enum class SwapResult; |
| } |
| |
| namespace ui { |
| class Compositor; |
| class ContextFactory; |
| class ContextFactoryPrivate; |
| } |
| |
| namespace display_compositor { |
| class GLHelper; |
| } |
| |
| namespace gpu { |
| class GpuChannelEstablishFactory; |
| } |
| |
| namespace content { |
| |
| class FrameSinkManagerHost; |
| |
| // This class provides the interface for creating the support for the |
| // cross-process image transport, both for creating the shared surface handle |
| // (destination surface for the GPU process) and the transport client (logic for |
| // using that surface as a texture). The factory is a process-wide singleton. |
| class CONTENT_EXPORT ImageTransportFactory { |
| public: |
| virtual ~ImageTransportFactory() {} |
| |
| // Initializes the global transport factory. |
| static void Initialize(); |
| |
| // Initializes the global transport factory for unit tests using the provided |
| // context factory. |
| static void InitializeForUnitTests( |
| std::unique_ptr<ImageTransportFactory> factory); |
| |
| // Terminates the global transport factory. |
| static void Terminate(); |
| |
| // Gets the factory instance. |
| static ImageTransportFactory* GetInstance(); |
| |
| // Gets the image transport factory as a context factory for the compositor. |
| virtual ui::ContextFactory* GetContextFactory() = 0; |
| |
| // Gets the image transport factory as the privileged context factory for the |
| // compositor. TODO(fsamuel): This interface should eventually go away once |
| // Mus subsumes this functionality. |
| virtual ui::ContextFactoryPrivate* GetContextFactoryPrivate() = 0; |
| |
| // Gets a GLHelper instance, associated with the shared context. This |
| // GLHelper will get destroyed whenever the shared context is lost |
| // (ImageTransportFactoryObserver::OnLostResources is called). |
| virtual display_compositor::GLHelper* GetGLHelper() = 0; |
| |
| // Gets the frame sink manager host instance. |
| virtual FrameSinkManagerHost* GetFrameSinkManagerHost() = 0; |
| |
| virtual void SetGpuChannelEstablishFactory( |
| gpu::GpuChannelEstablishFactory* factory) = 0; |
| |
| #if defined(OS_MACOSX) |
| // Called with |suspended| as true when the ui::Compositor has been |
| // disconnected from an NSView and may be attached to another one. Called |
| // with |suspended| as false after the ui::Compositor has been connected to |
| // a new NSView and the first commit targeted at the new NSView has |
| // completed. This ensures that content and frames intended for the old |
| // NSView will not flash in the new NSView. |
| virtual void SetCompositorSuspendedForRecycle(ui::Compositor* compositor, |
| bool suspended) = 0; |
| #endif |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_COMPOSITOR_IMAGE_TRANSPORT_FACTORY_H_ |