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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef MOZILLA_GFX_COMPOSITORMANAGERPARENT_H
#define MOZILLA_GFX_COMPOSITORMANAGERPARENT_H
#include <stdint.h> // for uint32_t
#include "mozilla/Attributes.h" // for override
#include "mozilla/StaticPtr.h" // for StaticRefPtr
#include "mozilla/StaticMutex.h" // for StaticMutex
#include "mozilla/RefPtr.h" // for already_AddRefed
#include "mozilla/dom/ipc/IdType.h"
#include "mozilla/layers/PCompositorManagerParent.h"
#include "nsTArray.h" // for AutoTArray
namespace mozilla {
namespace layers {
class CompositorBridgeParent;
class CompositorThreadHolder;
#ifndef DEBUG
# define COMPOSITOR_MANAGER_PARENT_EXPLICIT_SHUTDOWN
#endif
class CompositorManagerParent final : public PCompositorManagerParent {
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(CompositorManagerParent, final)
public:
static already_AddRefed<CompositorManagerParent> CreateSameProcess();
static bool Create(Endpoint<PCompositorManagerParent>&& aEndpoint,
dom::ContentParentId aContentId, bool aIsRoot);
static void Shutdown();
static already_AddRefed<CompositorBridgeParent>
CreateSameProcessWidgetCompositorBridge(CSSToLayoutDeviceScale aScale,
const CompositorOptions& aOptions,
bool aUseExternalSurfaceSize,
const gfx::IntSize& aSurfaceSize,
uint64_t aInnerWindowId);
mozilla::ipc::IPCResult RecvAddSharedSurface(const wr::ExternalImageId& aId,
SurfaceDescriptorShared&& aDesc);
mozilla::ipc::IPCResult RecvRemoveSharedSurface(
const wr::ExternalImageId& aId);
mozilla::ipc::IPCResult RecvReportSharedSurfacesMemory(
ReportSharedSurfacesMemoryResolver&&);
mozilla::ipc::IPCResult RecvNotifyMemoryPressure();
mozilla::ipc::IPCResult RecvReportMemory(ReportMemoryResolver&&);
mozilla::ipc::IPCResult RecvInitCanvasManager(
Endpoint<PCanvasManagerParent>&&);
void BindComplete(bool aIsRoot);
void ActorDestroy(ActorDestroyReason aReason) override;
already_AddRefed<PCompositorBridgeParent> AllocPCompositorBridgeParent(
const CompositorBridgeOptions& aOpt);
static void NotifyWebRenderError(wr::WebRenderError aError);
const dom::ContentParentId& GetContentId() const { return mContentId; }
private:
static StaticRefPtr<CompositorManagerParent> sInstance;
static StaticMutex sMutex MOZ_UNANNOTATED;
#ifdef COMPOSITOR_MANAGER_PARENT_EXPLICIT_SHUTDOWN
static StaticAutoPtr<nsTArray<CompositorManagerParent*>> sActiveActors;
static void ShutdownInternal();
#endif
explicit CompositorManagerParent(dom::ContentParentId aChildId);
virtual ~CompositorManagerParent();
void Bind(Endpoint<PCompositorManagerParent>&& aEndpoint, bool aIsRoot);
void DeferredDestroy();
dom::ContentParentId mContentId;
RefPtr<CompositorThreadHolder> mCompositorThreadHolder;
AutoTArray<RefPtr<CompositorBridgeParent>, 1> mPendingCompositorBridges;
};
} // namespace layers
} // namespace mozilla
#endif
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