/* -*- 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/dom/DeviceMotionEvent.h"

#include "nsContentUtils.h"

namespace mozilla {

namespace dom {

/******************************************************************************

 * DeviceMotionEvent

 *****************************************************************************/

NS_IMPL_CYCLE_COLLECTION_INHERITED(DeviceMotionEvent, Event,

                                   mAcceleration,

                                   mAccelerationIncludingGravity,

                                   mRotationRate)

NS_IMPL_ADDREF_INHERITED(DeviceMotionEvent, Event)

NS_IMPL_RELEASE_INHERITED(DeviceMotionEvent, Event)

NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(DeviceMotionEvent)

NS_INTERFACE_MAP_END_INHERITING(Event)

void

DeviceMotionEvent::InitDeviceMotionEvent(

                     const nsAString& aType,

                     bool aCanBubble,

                     bool aCancelable,

                     const DeviceAccelerationInit& aAcceleration,

                     const DeviceAccelerationInit& aAccelIncludingGravity,

                     const DeviceRotationRateInit& aRotationRate,

                     const Nullable<double>& aInterval)

{

  InitDeviceMotionEvent(aType, aCanBubble, aCancelable, aAcceleration,

                        aAccelIncludingGravity, aRotationRate, aInterval,

                        Nullable<uint64_t>());

}

void

DeviceMotionEvent::InitDeviceMotionEvent(

                     const nsAString& aType,

                     bool aCanBubble,

                     bool aCancelable,

                     const DeviceAccelerationInit& aAcceleration,

                     const DeviceAccelerationInit& aAccelIncludingGravity,

                     const DeviceRotationRateInit& aRotationRate,

                     const Nullable<double>& aInterval,

                     const Nullable<uint64_t>& aTimeStamp)

{

  NS_ENSURE_TRUE_VOID(!mEvent->mFlags.mIsBeingDispatched);

  Event::InitEvent(aType, aCanBubble, aCancelable);

  mAcceleration = new DeviceAcceleration(this, aAcceleration.mX,

                                         aAcceleration.mY,

                                         aAcceleration.mZ);

  mAccelerationIncludingGravity =

    new DeviceAcceleration(this, aAccelIncludingGravity.mX,

                           aAccelIncludingGravity.mY,

                           aAccelIncludingGravity.mZ);

  mRotationRate = new DeviceRotationRate(this, aRotationRate.mAlpha,

                                         aRotationRate.mBeta,

                                         aRotationRate.mGamma);

  mInterval = aInterval;

  if (!aTimeStamp.IsNull()) {

    mEvent->mTime = aTimeStamp.Value();

    static mozilla::TimeStamp sInitialNow = mozilla::TimeStamp::Now();

    static uint64_t sInitialEventTime = aTimeStamp.Value();

    mEvent->mTimeStamp = sInitialNow + mozilla::TimeDuration::FromMicroseconds(

      aTimeStamp.Value() - sInitialEventTime);

  }

}

already_AddRefed<DeviceMotionEvent>

DeviceMotionEvent::Constructor(const GlobalObject& aGlobal,

                               const nsAString& aType,

                               const DeviceMotionEventInit& aEventInitDict,

                               ErrorResult& aRv)

{

  nsCOMPtr<EventTarget> t = do_QueryInterface(aGlobal.GetAsSupports());

  RefPtr<DeviceMotionEvent> e = new DeviceMotionEvent(t, nullptr, nullptr);

  e->InitEvent(aType, aEventInitDict.mBubbles, aEventInitDict.mCancelable);

  bool trusted = e->Init(t);

  e->mAcceleration = new DeviceAcceleration(e,

    aEventInitDict.mAcceleration.mX,

    aEventInitDict.mAcceleration.mY,

    aEventInitDict.mAcceleration.mZ);

  e->mAccelerationIncludingGravity = new DeviceAcceleration(e,

    aEventInitDict.mAccelerationIncludingGravity.mX,

    aEventInitDict.mAccelerationIncludingGravity.mY,

    aEventInitDict.mAccelerationIncludingGravity.mZ);

  e->mRotationRate = new DeviceRotationRate(e,

    aEventInitDict.mRotationRate.mAlpha,

    aEventInitDict.mRotationRate.mBeta,

    aEventInitDict.mRotationRate.mGamma);

  e->mInterval = aEventInitDict.mInterval;

  e->SetTrusted(trusted);

  e->SetComposed(aEventInitDict.mComposed);

  return e.forget();

}

/******************************************************************************

 * DeviceAcceleration

 *****************************************************************************/

NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(DeviceAcceleration, mOwner)

NS_IMPL_CYCLE_COLLECTION_ROOT_NATIVE(DeviceAcceleration, AddRef)

NS_IMPL_CYCLE_COLLECTION_UNROOT_NATIVE(DeviceAcceleration, Release)

DeviceAcceleration::DeviceAcceleration(DeviceMotionEvent* aOwner,

                                       const Nullable<double>& aX,

                                       const Nullable<double>& aY,

                                       const Nullable<double>& aZ)

  : mOwner(aOwner)

  , mX(aX)

  , mY(aY)

  , mZ(aZ)

{

}

DeviceAcceleration::~DeviceAcceleration()

{

}

/******************************************************************************

 * DeviceRotationRate

 *****************************************************************************/

NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(DeviceRotationRate, mOwner)

NS_IMPL_CYCLE_COLLECTION_ROOT_NATIVE(DeviceRotationRate, AddRef)

NS_IMPL_CYCLE_COLLECTION_UNROOT_NATIVE(DeviceRotationRate, Release)

DeviceRotationRate::DeviceRotationRate(DeviceMotionEvent* aOwner,

                                       const Nullable<double>& aAlpha,

                                       const Nullable<double>& aBeta,

                                       const Nullable<double>& aGamma)

  : mOwner(aOwner)

  , mAlpha(aAlpha)

  , mBeta(aBeta)

  , mGamma(aGamma)

{

}

DeviceRotationRate::~DeviceRotationRate()

{

}

} // namespace dom

} // namespace mozilla

using namespace mozilla;

using namespace mozilla::dom;

already_AddRefed<DeviceMotionEvent>

NS_NewDOMDeviceMotionEvent(EventTarget* aOwner,

                           nsPresContext* aPresContext,

                           WidgetEvent* aEvent)

{

  RefPtr<DeviceMotionEvent> it =

    new DeviceMotionEvent(aOwner, aPresContext, aEvent);

  return it.forget();

}