| // 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 "build/build_config.h" |
| #include "content/common/content_export.h" |
| |
| namespace ui { |
| class ContextFactory; |
| class ContextFactoryPrivate; |
| } |
| |
| namespace content { |
| |
| // 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() {} |
| |
| // Sets the global transport factory. |
| static void SetFactory(std::unique_ptr<ImageTransportFactory> factory); |
| |
| // Terminates the global transport factory. |
| static void Terminate(); |
| |
| // Gets the factory instance. |
| static ImageTransportFactory* GetInstance(); |
| |
| // Disable GPU compositing. Will do nothing if GPU compositing is already |
| // disabled. |
| virtual void DisableGpuCompositing() = 0; |
| |
| // Whether gpu compositing is being used or is disabled for software |
| // compositing. Clients of the compositor should give resources that match |
| // the appropriate mode. |
| virtual bool IsGpuCompositingDisabled() = 0; |
| |
| // 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; |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_COMPOSITOR_IMAGE_TRANSPORT_FACTORY_H_ |