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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_layers_RemoteContentController_h
#define mozilla_layers_RemoteContentController_h
#include "mozilla/layers/GeckoContentController.h"
#include "mozilla/layers/PAPZParent.h"
namespace mozilla {
namespace dom {
class BrowserParent;
}
namespace layers {
/**
* RemoteContentController implements PAPZChild and is used to access a
* GeckoContentController that lives in a different process.
*
* RemoteContentController lives on the compositor thread. All methods can
* be called off the compositor thread and will get dispatched to the right
* thread, with the exception of RequestContentRepaint and NotifyFlushComplete,
* which must be called on the repaint thread, which in this case is the
* compositor thread.
*/
class RemoteContentController : public GeckoContentController,
public PAPZParent {
using GeckoContentController::APZStateChange;
using GeckoContentController::TapType;
public:
RemoteContentController();
virtual ~RemoteContentController();
void NotifyLayerTransforms(nsTArray<MatrixMessage>&& aTransforms) override;
void RequestContentRepaint(const RepaintRequest& aRequest) override;
void HandleTap(TapType aTapType, const LayoutDevicePoint& aPoint,
Modifiers aModifiers, const ScrollableLayerGuid& aGuid,
uint64_t aInputBlockId) override;
void NotifyPinchGesture(PinchGestureInput::PinchGestureType aType,
const ScrollableLayerGuid& aGuid,
const LayoutDevicePoint& aFocusPoint,
LayoutDeviceCoord aSpanChange,
Modifiers aModifiers) override;
bool IsRepaintThread() override;
void DispatchToRepaintThread(already_AddRefed<Runnable> aTask) override;
void NotifyAPZStateChange(const ScrollableLayerGuid& aGuid,
APZStateChange aChange, int aArg) override;
void UpdateOverscrollVelocity(const ScrollableLayerGuid& aGuid, float aX,
float aY, bool aIsRootContent) override;
void UpdateOverscrollOffset(const ScrollableLayerGuid& aGuid, float aX,
float aY, bool aIsRootContent) override;
void NotifyMozMouseScrollEvent(const ScrollableLayerGuid::ViewID& aScrollId,
const nsString& aEvent) override;
void NotifyFlushComplete() override;
void NotifyAsyncScrollbarDragInitiated(
uint64_t aDragBlockId, const ScrollableLayerGuid::ViewID& aScrollId,
ScrollDirection aDirection) override;
void NotifyAsyncScrollbarDragRejected(
const ScrollableLayerGuid::ViewID& aScrollId) override;
void NotifyAsyncAutoscrollRejected(
const ScrollableLayerGuid::ViewID& aScrollId) override;
void CancelAutoscroll(const ScrollableLayerGuid& aScrollId) override;
void NotifyScaleGestureComplete(const ScrollableLayerGuid& aGuid,
float aScale) override;
void ActorDestroy(ActorDestroyReason aWhy) override;
void Destroy() override;
mozilla::ipc::IPCResult RecvDestroy();
bool IsRemote() override;
private:
nsCOMPtr<nsISerialEventTarget> mCompositorThread;
bool mCanSend;
void HandleTapOnMainThread(TapType aType, LayoutDevicePoint aPoint,
Modifiers aModifiers, ScrollableLayerGuid aGuid,
uint64_t aInputBlockId);
void HandleTapOnCompositorThread(TapType aType, LayoutDevicePoint aPoint,
Modifiers aModifiers,
ScrollableLayerGuid aGuid,
uint64_t aInputBlockId);
void NotifyPinchGestureOnCompositorThread(
PinchGestureInput::PinchGestureType aType,
const ScrollableLayerGuid& aGuid, const LayoutDevicePoint& aFocusPoint,
LayoutDeviceCoord aSpanChange, Modifiers aModifiers);
void CancelAutoscrollInProcess(const ScrollableLayerGuid& aScrollId);
void CancelAutoscrollCrossProcess(const ScrollableLayerGuid& aScrollId);
void NotifyScaleGestureCompleteInProcess(const ScrollableLayerGuid& aGuid,
float aScale);
void NotifyScaleGestureCompleteCrossProcess(const ScrollableLayerGuid& aGuid,
float aScale);
};
} // namespace layers
} // namespace mozilla
#endif // mozilla_layers_RemoteContentController_h