зеркало из https://github.com/mozilla/gecko-dev.git
85 строки
3.0 KiB
C++
85 строки
3.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef widget_windows_CompositorWidgetParent_h
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#define widget_windows_CompositorWidgetParent_h
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#include "WinCompositorWidget.h"
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#include "mozilla/Maybe.h"
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#include "mozilla/widget/PCompositorWidgetParent.h"
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namespace mozilla {
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namespace widget {
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namespace remote_backbuffer {
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class Client;
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}
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class CompositorWidgetParent final : public PCompositorWidgetParent,
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public WinCompositorWidget {
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public:
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explicit CompositorWidgetParent(const CompositorWidgetInitData& aInitData,
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const layers::CompositorOptions& aOptions);
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~CompositorWidgetParent() override;
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bool Initialize(const RemoteBackbufferHandles& aRemoteHandles);
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bool PreRender(WidgetRenderingContext*) override;
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void PostRender(WidgetRenderingContext*) override;
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already_AddRefed<gfx::DrawTarget> StartRemoteDrawingInRegion(
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LayoutDeviceIntRegion& aInvalidRegion,
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layers::BufferMode* aBufferMode) override;
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void EndRemoteDrawingInRegion(
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gfx::DrawTarget* aDrawTarget,
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const LayoutDeviceIntRegion& aInvalidRegion) override;
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bool NeedsToDeferEndRemoteDrawing() override;
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LayoutDeviceIntSize GetClientSize() override;
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already_AddRefed<gfx::DrawTarget> GetBackBufferDrawTarget(
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gfx::DrawTarget* aScreenTarget, const gfx::IntRect& aRect,
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bool* aOutIsCleared) override;
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already_AddRefed<gfx::SourceSurface> EndBackBufferDrawing() override;
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bool InitCompositor(layers::Compositor* aCompositor) override;
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bool IsHidden() const override;
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bool HasGlass() const override;
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mozilla::ipc::IPCResult RecvInitialize(
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const RemoteBackbufferHandles& aRemoteHandles) override;
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mozilla::ipc::IPCResult RecvEnterPresentLock() override;
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mozilla::ipc::IPCResult RecvLeavePresentLock() override;
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mozilla::ipc::IPCResult RecvUpdateTransparency(
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const nsTransparencyMode& aMode) override;
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mozilla::ipc::IPCResult RecvClearTransparentWindow() override;
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void ActorDestroy(ActorDestroyReason aWhy) override;
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nsIWidget* RealWidget() override;
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void ObserveVsync(VsyncObserver* aObserver) override;
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RefPtr<VsyncObserver> GetVsyncObserver() const override;
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// PlatformCompositorWidgetDelegate Overrides
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void UpdateCompositorWnd(const HWND aCompositorWnd,
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const HWND aParentWnd) override;
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void SetRootLayerTreeID(const layers::LayersId& aRootLayerTreeId) override;
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private:
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RefPtr<VsyncObserver> mVsyncObserver;
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Maybe<layers::LayersId> mRootLayerTreeID;
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HWND mWnd;
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gfx::CriticalSection mPresentLock;
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// Transparency handling.
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mozilla::Atomic<nsTransparencyMode, MemoryOrdering::Relaxed>
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mTransparencyMode;
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std::unique_ptr<remote_backbuffer::Client> mRemoteBackbufferClient;
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};
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} // namespace widget
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} // namespace mozilla
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#endif // widget_windows_CompositorWidgetParent_h
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