gecko-dev/dom/events/DeviceMotionEvent.h

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4.7 KiB
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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_dom_DeviceMotionEvent_h_
#define mozilla_dom_DeviceMotionEvent_h_
#include "mozilla/Attributes.h"
#include "mozilla/dom/DeviceMotionEventBinding.h"
#include "mozilla/dom/Event.h"
namespace mozilla {
namespace dom {
class DeviceRotationRate final : public nsWrapperCache
{
public:
NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(DeviceRotationRate)
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(DeviceRotationRate)
DeviceRotationRate(DeviceMotionEvent* aOwner,
const Nullable<double>& aAlpha,
const Nullable<double>& aBeta,
const Nullable<double>& aGamma);
DeviceMotionEvent* GetParentObject() const
{
return mOwner;
}
virtual JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override
{
return DeviceRotationRateBinding::Wrap(aCx, this, aGivenProto);
}
Nullable<double> GetAlpha() const { return mAlpha; }
Nullable<double> GetBeta() const { return mBeta; }
Nullable<double> GetGamma() const { return mGamma; }
private:
~DeviceRotationRate();
protected:
RefPtr<DeviceMotionEvent> mOwner;
Nullable<double> mAlpha, mBeta, mGamma;
};
class DeviceAcceleration final : public nsWrapperCache
{
public:
NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(DeviceAcceleration)
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(DeviceAcceleration)
DeviceAcceleration(DeviceMotionEvent* aOwner,
const Nullable<double>& aX,
const Nullable<double>& aY,
const Nullable<double>& aZ);
DeviceMotionEvent* GetParentObject() const
{
return mOwner;
}
virtual JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override
{
return DeviceAccelerationBinding::Wrap(aCx, this, aGivenProto);
}
Nullable<double> GetX() const { return mX; }
Nullable<double> GetY() const { return mY; }
Nullable<double> GetZ() const { return mZ; }
private:
~DeviceAcceleration();
protected:
RefPtr<DeviceMotionEvent> mOwner;
Nullable<double> mX, mY, mZ;
};
class DeviceMotionEvent final : public Event
{
public:
DeviceMotionEvent(EventTarget* aOwner,
nsPresContext* aPresContext,
WidgetEvent* aEvent)
: Event(aOwner, aPresContext, aEvent)
{
}
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(DeviceMotionEvent, Event)
virtual JSObject* WrapObjectInternal(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override
{
return DeviceMotionEventBinding::Wrap(aCx, this, aGivenProto);
}
DeviceAcceleration* GetAcceleration() const
{
return mAcceleration;
}
DeviceAcceleration* GetAccelerationIncludingGravity() const
{
return mAccelerationIncludingGravity;
}
DeviceRotationRate* GetRotationRate() const
{
return mRotationRate;
}
Nullable<double> GetInterval() const
{
return mInterval;
}
void InitDeviceMotionEvent(
const nsAString& aType,
bool aCanBubble,
bool aCancelable,
const DeviceAccelerationInit& aAcceleration,
const DeviceAccelerationInit& aAccelerationIncludingGravity,
const DeviceRotationRateInit& aRotationRate,
const Nullable<double>& aInterval);
void InitDeviceMotionEvent(
const nsAString& aType,
bool aCanBubble,
bool aCancelable,
const DeviceAccelerationInit& aAcceleration,
const DeviceAccelerationInit& aAccelerationIncludingGravity,
const DeviceRotationRateInit& aRotationRate,
const Nullable<double>& aInterval,
const Nullable<uint64_t>& aTimeStamp);
static already_AddRefed<DeviceMotionEvent>
Constructor(const GlobalObject& aGlobal,
const nsAString& aType,
const DeviceMotionEventInit& aEventInitDict,
ErrorResult& aRv);
protected:
~DeviceMotionEvent() {}
RefPtr<DeviceAcceleration> mAcceleration;
RefPtr<DeviceAcceleration> mAccelerationIncludingGravity;
RefPtr<DeviceRotationRate> mRotationRate;
Nullable<double> mInterval;
};
} // namespace dom
} // namespace mozilla
already_AddRefed<mozilla::dom::DeviceMotionEvent>
NS_NewDOMDeviceMotionEvent(mozilla::dom::EventTarget* aOwner,
nsPresContext* aPresContext,
mozilla::WidgetEvent* aEvent);
#endif // mozilla_dom_DeviceMotionEvent_h_