gecko-dev/dom/events/DeviceMotionEvent.cpp

163 lines
5.4 KiB
C++

/* -*- 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_INHERITED(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,
Nullable<double> aInterval,
ErrorResult& aRv)
{
aRv = Event::InitEvent(aType, aCanBubble, aCancelable);
if (aRv.Failed()) {
return;
}
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;
}
already_AddRefed<DeviceMotionEvent>
DeviceMotionEvent::Constructor(const GlobalObject& aGlobal,
const nsAString& aType,
const DeviceMotionEventInit& aEventInitDict,
ErrorResult& aRv)
{
nsCOMPtr<EventTarget> t = do_QueryInterface(aGlobal.GetAsSupports());
nsRefPtr<DeviceMotionEvent> e = new DeviceMotionEvent(t, nullptr, nullptr);
aRv = e->InitEvent(aType, aEventInitDict.mBubbles, aEventInitDict.mCancelable);
if (aRv.Failed()) {
return nullptr;
}
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);
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,
Nullable<double> aX,
Nullable<double> aY,
Nullable<double> aZ)
: mOwner(aOwner)
, mX(aX)
, mY(aY)
, mZ(aZ)
{
SetIsDOMBinding();
}
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,
Nullable<double> aAlpha,
Nullable<double> aBeta,
Nullable<double> aGamma)
: mOwner(aOwner)
, mAlpha(aAlpha)
, mBeta(aBeta)
, mGamma(aGamma)
{
SetIsDOMBinding();
}
DeviceRotationRate::~DeviceRotationRate()
{
}
} // namespace dom
} // namespace mozilla
using namespace mozilla;
using namespace mozilla::dom;
nsresult
NS_NewDOMDeviceMotionEvent(nsIDOMEvent** aInstancePtrResult,
EventTarget* aOwner,
nsPresContext* aPresContext,
WidgetEvent* aEvent)
{
NS_ENSURE_ARG_POINTER(aInstancePtrResult);
DeviceMotionEvent* it = new DeviceMotionEvent(aOwner, aPresContext, aEvent);
NS_ADDREF(it);
*aInstancePtrResult = static_cast<Event*>(it);
return NS_OK;
}