| // 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 "components/viz/common/frame_sinks/copy_output_request.h" |
| #include "components/viz/common/resources/returned_resource.h" |
| #include "components/viz/common/surfaces/parent_local_surface_id_allocator.h" |
| #include "components/viz/common/surfaces/surface_info.h" |
| #include "components/viz/host/host_frame_sink_client.h" |
| #include "components/viz/service/frame_sinks/compositor_frame_sink_support.h" |
| #include "services/viz/public/interfaces/compositing/compositor_frame_sink.mojom.h" |
| #include "ui/android/ui_android_export.h" |
| #include "ui/compositor/compositor_lock.h" |
| |
| namespace cc { |
| class SurfaceLayer; |
| enum class SurfaceDrawStatus; |
| } // namespace cc |
| |
| namespace viz { |
| class CompositorFrame; |
| class HostFrameSinkManager; |
| } // namespace viz |
| |
| namespace ui { |
| class ViewAndroid; |
| class WindowAndroidCompositor; |
| |
| class UI_ANDROID_EXPORT DelegatedFrameHostAndroid |
| : public viz::mojom::CompositorFrameSinkClient, |
| public viz::ExternalBeginFrameSourceClient, |
| public viz::HostFrameSinkClient, |
| public ui::CompositorLockClient { |
| public: |
| class Client { |
| public: |
| virtual void SetBeginFrameSource( |
| viz::BeginFrameSource* begin_frame_source) = 0; |
| virtual void DidReceiveCompositorFrameAck() = 0; |
| virtual void DidPresentCompositorFrame(uint32_t presentation_token, |
| base::TimeTicks time, |
| base::TimeDelta refresh, |
| uint32_t flags) = 0; |
| virtual void DidDiscardCompositorFrame(uint32_t presentation_token) = 0; |
| virtual void ReclaimResources( |
| const std::vector<viz::ReturnedResource>&) = 0; |
| virtual void OnFrameTokenChanged(uint32_t frame_token) = 0; |
| }; |
| |
| DelegatedFrameHostAndroid(ViewAndroid* view, |
| viz::HostFrameSinkManager* host_frame_sink_manager, |
| Client* client, |
| const viz::FrameSinkId& frame_sink_id); |
| |
| ~DelegatedFrameHostAndroid() override; |
| |
| void SubmitCompositorFrame( |
| const viz::LocalSurfaceId& local_surface_id, |
| viz::CompositorFrame frame, |
| viz::mojom::HitTestRegionListPtr hit_test_region_list); |
| void DidNotProduceFrame(const viz::BeginFrameAck& ack); |
| |
| void DestroyDelegatedContent(); |
| |
| bool HasDelegatedContent() const; |
| |
| viz::FrameSinkId GetFrameSinkId() const; |
| |
| // Should only be called when the host has a content layer. Use this for one- |
| // off screen capture, not for video. Always provides RGBA_BITMAP |
| // CopyOutputResults. |
| void CopyFromCompositingSurface( |
| const gfx::Rect& src_subrect, |
| const gfx::Size& output_size, |
| base::OnceCallback<void(const SkBitmap&)> callback); |
| bool CanCopyFromCompositingSurface() const; |
| |
| 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(); |
| |
| void WasResized(); |
| |
| // Returns the ID for the current Surface. Returns an invalid ID if no |
| // surface exists (!HasDelegatedContent()). |
| const viz::SurfaceId& SurfaceId() const; |
| |
| // Returns the local surface ID for this delegated content. |
| const viz::LocalSurfaceId& GetLocalSurfaceId() const; |
| |
| private: |
| // viz::mojom::CompositorFrameSinkClient implementation. |
| void DidReceiveCompositorFrameAck( |
| const std::vector<viz::ReturnedResource>& resources) override; |
| void DidPresentCompositorFrame(uint32_t presentation_token, |
| base::TimeTicks time, |
| base::TimeDelta refresh, |
| uint32_t flags) override; |
| void DidDiscardCompositorFrame(uint32_t presentation_token) override; |
| void OnBeginFrame(const viz::BeginFrameArgs& args) override; |
| void ReclaimResources( |
| const std::vector<viz::ReturnedResource>& resources) override; |
| void OnBeginFramePausedChanged(bool paused) override; |
| |
| // viz::ExternalBeginFrameSourceClient implementation. |
| void OnNeedsBeginFrames(bool needs_begin_frames) override; |
| |
| // viz::HostFrameSinkClient implementation. |
| void OnFirstSurfaceActivation(const viz::SurfaceInfo& surface_info) override; |
| void OnFrameTokenChanged(uint32_t frame_token) override; |
| |
| // ui::CompositorLockClient implementation. |
| void CompositorLockTimedOut() override; |
| |
| void CreateNewCompositorFrameSinkSupport(); |
| |
| const viz::FrameSinkId frame_sink_id_; |
| |
| ViewAndroid* view_; |
| |
| viz::HostFrameSinkManager* const host_frame_sink_manager_; |
| WindowAndroidCompositor* registered_parent_compositor_ = nullptr; |
| Client* client_; |
| |
| std::unique_ptr<viz::CompositorFrameSinkSupport> support_; |
| viz::ExternalBeginFrameSource begin_frame_source_; |
| |
| viz::SurfaceInfo surface_info_; |
| bool has_transparent_background_ = false; |
| |
| scoped_refptr<cc::SurfaceLayer> content_layer_; |
| |
| const bool enable_surface_synchronization_; |
| viz::ParentLocalSurfaceIdAllocator local_surface_id_allocator_; |
| viz::LocalSurfaceId local_surface_id_; |
| |
| // A lock that is held from the point at which we attach to the compositor to |
| // the point at which we submit our first frame to the compositor. This |
| // ensures that the compositor doesn't swap without a frame available. |
| std::unique_ptr<ui::CompositorLock> compositor_attach_until_frame_lock_; |
| |
| DISALLOW_COPY_AND_ASSIGN(DelegatedFrameHostAndroid); |
| }; |
| |
| } // namespace ui |
| |
| #endif // UI_ANDROID_DELEGATED_FRAME_HOST_ANDROID_H_ |