| // Copyright 2016 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 UI_ANDROID_DELEGATED_FRAME_HOST_ANDROID_H_ |
| #define UI_ANDROID_DELEGATED_FRAME_HOST_ANDROID_H_ |
| |
| #include "base/macros.h" |
| #include "base/memory/ref_counted.h" |
| #include "cc/output/copy_output_request.h" |
| #include "cc/resources/returned_resource.h" |
| #include "cc/surfaces/compositor_frame_sink_support.h" |
| #include "cc/surfaces/compositor_frame_sink_support_client.h" |
| #include "cc/surfaces/surface_info.h" |
| #include "ui/android/ui_android_export.h" |
| |
| namespace cc { |
| |
| class CompositorFrame; |
| class SurfaceManager; |
| class SurfaceLayer; |
| enum class SurfaceDrawStatus; |
| |
| } // namespace cc |
| |
| namespace ui { |
| class ViewAndroid; |
| class WindowAndroidCompositor; |
| |
| class UI_ANDROID_EXPORT DelegatedFrameHostAndroid |
| : public cc::CompositorFrameSinkSupportClient, |
| public cc::ExternalBeginFrameSourceClient { |
| public: |
| class Client { |
| public: |
| virtual void SetBeginFrameSource( |
| cc::BeginFrameSource* begin_frame_source) = 0; |
| virtual void DidReceiveCompositorFrameAck() = 0; |
| virtual void ReclaimResources(const cc::ReturnedResourceArray&) = 0; |
| }; |
| |
| DelegatedFrameHostAndroid(ViewAndroid* view, |
| cc::SurfaceManager* surface_manager, |
| Client* client, |
| const cc::FrameSinkId& frame_sink_id); |
| |
| ~DelegatedFrameHostAndroid() override; |
| |
| void SubmitCompositorFrame(const cc::LocalSurfaceId& local_surface_id, |
| cc::CompositorFrame frame); |
| |
| void DestroyDelegatedContent(); |
| |
| bool HasDelegatedContent() const; |
| |
| cc::FrameSinkId GetFrameSinkId() const; |
| |
| // Should only be called when the host has a content layer. |
| void RequestCopyOfSurface( |
| WindowAndroidCompositor* compositor, |
| const gfx::Rect& src_subrect_in_pixel, |
| cc::CopyOutputRequest::CopyOutputRequestCallback result_callback); |
| |
| void CompositorFrameSinkChanged(); |
| |
| // Called when this DFH is attached/detached from a parent browser compositor |
| // and needs to be attached to the surface hierarchy. |
| void AttachToCompositor(WindowAndroidCompositor* compositor); |
| void DetachFromCompositor(); |
| |
| // Returns the ID for the current Surface. |
| cc::SurfaceId SurfaceId() const; |
| |
| private: |
| // cc::CompositorFrameSinkSupportClient implementation. |
| void DidReceiveCompositorFrameAck( |
| const cc::ReturnedResourceArray& resources) override; |
| void OnBeginFrame(const cc::BeginFrameArgs& args) override; |
| void ReclaimResources(const cc::ReturnedResourceArray& resources) override; |
| void WillDrawSurface(const cc::LocalSurfaceId& local_surface_id, |
| const gfx::Rect& damage_rect) override; |
| |
| // cc::ExternalBeginFrameSourceClient implementation. |
| void OnNeedsBeginFrames(bool needs_begin_frames) override; |
| void OnDidFinishFrame(const cc::BeginFrameAck& ack) override; |
| |
| void CreateNewCompositorFrameSinkSupport(); |
| |
| const cc::FrameSinkId frame_sink_id_; |
| |
| ViewAndroid* view_; |
| |
| cc::SurfaceManager* surface_manager_; |
| WindowAndroidCompositor* registered_parent_compositor_ = nullptr; |
| Client* client_; |
| |
| std::unique_ptr<cc::CompositorFrameSinkSupport> support_; |
| cc::ExternalBeginFrameSource begin_frame_source_; |
| |
| cc::SurfaceInfo surface_info_; |
| bool has_transparent_background_ = false; |
| |
| scoped_refptr<cc::SurfaceLayer> content_layer_; |
| |
| DISALLOW_COPY_AND_ASSIGN(DelegatedFrameHostAndroid); |
| }; |
| |
| } // namespace ui |
| |
| #endif // UI_ANDROID_DELEGATED_FRAME_HOST_ANDROID_H_ |