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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 include_gfx_ipc_UiCompositorControllerParent_h
#define include_gfx_ipc_UiCompositorControllerParent_h
#include "mozilla/layers/PUiCompositorControllerParent.h"
#include "mozilla/layers/APZUtils.h"
#include "mozilla/ipc/Shmem.h"
#include "mozilla/RefPtr.h"
namespace mozilla {
namespace layers {
struct FrameMetrics;
class UiCompositorControllerParent final
: public PUiCompositorControllerParent {
// UiCompositorControllerChild needs to call the private constructor when
// running in process.
friend class UiCompositorControllerChild;
public:
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(UiCompositorControllerParent, final)
static RefPtr<UiCompositorControllerParent> GetFromRootLayerTreeId(
const LayersId& aRootLayerTreeId);
static RefPtr<UiCompositorControllerParent> Start(
const LayersId& aRootLayerTreeId,
Endpoint<PUiCompositorControllerParent>&& aEndpoint);
// PUiCompositorControllerParent functions
mozilla::ipc::IPCResult RecvPause();
mozilla::ipc::IPCResult RecvResume(bool* aOutResumed);
mozilla::ipc::IPCResult RecvResumeAndResize(const int32_t& aX,
const int32_t& aY,
const int32_t& aHeight,
const int32_t& aWidth,
bool* aOutResumed);
mozilla::ipc::IPCResult RecvInvalidateAndRender();
mozilla::ipc::IPCResult RecvMaxToolbarHeight(const int32_t& aHeight);
mozilla::ipc::IPCResult RecvFixedBottomOffset(const int32_t& aOffset);
mozilla::ipc::IPCResult RecvDefaultClearColor(const uint32_t& aColor);
mozilla::ipc::IPCResult RecvRequestScreenPixels();
mozilla::ipc::IPCResult RecvEnableLayerUpdateNotifications(
const bool& aEnable);
void ActorDestroy(ActorDestroyReason aWhy) override;
// Class specific functions
void ToolbarAnimatorMessageFromCompositor(int32_t aMessage);
bool AllocPixelBuffer(const int32_t aSize, Shmem* aMem);
// Called when a layer has been updated so the UI thread may be notified if
// necessary.
void NotifyLayersUpdated();
void NotifyFirstPaint();
void NotifyUpdateScreenMetrics(const GeckoViewMetrics& aMetrics);
private:
explicit UiCompositorControllerParent(const LayersId& aRootLayerTreeId);
virtual ~UiCompositorControllerParent();
void InitializeForSameProcess();
void InitializeForOutOfProcess();
void Initialize();
void Open(Endpoint<PUiCompositorControllerParent>&& aEndpoint);
void Shutdown();
LayersId mRootLayerTreeId;
#if defined(MOZ_WIDGET_ANDROID)
bool mCompositorLayersUpdateEnabled; // Flag set to true when the UI thread
// is expecting to be notified when a
// layer has been updated
#endif // defined(MOZ_WIDGET_ANDROID)
int32_t mMaxToolbarHeight;
};
} // namespace layers
} // namespace mozilla
#endif // include_gfx_ipc_UiCompositorControllerParent_h
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