/* -*- 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/. */

#include "mozilla/layers/APZChild.h"

#include "mozilla/layers/GeckoContentController.h"

#include "mozilla/dom/TabChild.h"

#include "mozilla/layers/APZCCallbackHelper.h"

#include "InputData.h" // for InputData

namespace mozilla {

namespace layers {

APZChild::APZChild(RefPtr<GeckoContentController> aController)

  : mController(aController)

{

  MOZ_ASSERT(mController);

}

APZChild::~APZChild()

{

  if (mController) {

    mController->Destroy();

    mController = nullptr;

  }

}

mozilla::ipc::IPCResult

APZChild::RecvRequestContentRepaint(const FrameMetrics& aFrameMetrics)

{

  MOZ_ASSERT(mController->IsRepaintThread());

  mController->RequestContentRepaint(aFrameMetrics);

  return IPC_OK();

}

mozilla::ipc::IPCResult

APZChild::RecvUpdateOverscrollVelocity(const float& aX, const float& aY, const bool& aIsRootContent)

{

  mController->UpdateOverscrollVelocity(aX, aY, aIsRootContent);

  return IPC_OK();

}

mozilla::ipc::IPCResult

APZChild::RecvUpdateOverscrollOffset(const float& aX, const float& aY, const bool& aIsRootContent)

{

  mController->UpdateOverscrollOffset(aX, aY, aIsRootContent);

  return IPC_OK();

}

mozilla::ipc::IPCResult

APZChild::RecvNotifyMozMouseScrollEvent(const ViewID& aScrollId,

                                        const nsString& aEvent)

{

  mController->NotifyMozMouseScrollEvent(aScrollId, aEvent);

  return IPC_OK();

}

mozilla::ipc::IPCResult

APZChild::RecvNotifyAPZStateChange(const ScrollableLayerGuid& aGuid,

                                   const APZStateChange& aChange,

                                   const int& aArg)

{

  mController->NotifyAPZStateChange(aGuid, aChange, aArg);

  return IPC_OK();

}

mozilla::ipc::IPCResult

APZChild::RecvNotifyFlushComplete()

{

  MOZ_ASSERT(mController->IsRepaintThread());

  mController->NotifyFlushComplete();

  return IPC_OK();

}

mozilla::ipc::IPCResult

APZChild::RecvNotifyAsyncScrollbarDragRejected(const ViewID& aScrollId)

{

  mController->NotifyAsyncScrollbarDragRejected(aScrollId);

  return IPC_OK();

}

mozilla::ipc::IPCResult

APZChild::RecvNotifyAsyncAutoscrollRejected(const ViewID& aScrollId)

{

  mController->NotifyAsyncAutoscrollRejected(aScrollId);

  return IPC_OK();

}

mozilla::ipc::IPCResult

APZChild::RecvDestroy()

{

  // mController->Destroy will be called in the destructor

  PAPZChild::Send__delete__(this);

  return IPC_OK();

}

} // namespace layers

} // namespace mozilla