gecko-dev/dom/system/nsDeviceSensors.h

77 строки
2.4 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/. */
#ifndef nsDeviceSensors_h
#define nsDeviceSensors_h
#include "nsIDeviceSensors.h"
#include "nsCOMArray.h"
#include "nsTArray.h"
#include "nsCOMPtr.h"
#include "nsITimer.h"
#include "mozilla/dom/DeviceMotionEvent.h"
#include "mozilla/TimeStamp.h"
#include "mozilla/HalSensor.h"
#include "nsDataHashtable.h"
class nsIDOMWindow;
namespace mozilla {
namespace dom {
class Document;
class EventTarget;
} // namespace dom
} // namespace mozilla
class nsDeviceSensors : public nsIDeviceSensors,
public mozilla::hal::ISensorObserver {
typedef mozilla::dom::DeviceAccelerationInit DeviceAccelerationInit;
typedef mozilla::dom::DeviceRotationRateInit DeviceRotationRateInit;
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIDEVICESENSORS
nsDeviceSensors();
void Notify(const mozilla::hal::SensorData& aSensorData) override;
private:
virtual ~nsDeviceSensors();
// sensor -> window listener
nsTArray<nsTArray<nsIDOMWindow*>*> mWindowListeners;
void FireDOMLightEvent(mozilla::dom::EventTarget* aTarget, double value);
void FireDOMProximityEvent(mozilla::dom::EventTarget* aTarget, double aValue,
double aMin, double aMax);
void FireDOMUserProximityEvent(mozilla::dom::EventTarget* aTarget,
bool aNear);
void FireDOMOrientationEvent(mozilla::dom::EventTarget* target, double aAlpha,
double aBeta, double aGamma, bool aIsAbsolute);
void FireDOMMotionEvent(mozilla::dom::Document* domDoc,
mozilla::dom::EventTarget* target, uint32_t type,
PRTime timestamp, double x, double y, double z);
inline bool IsSensorEnabled(uint32_t aType) {
return mWindowListeners[aType]->Length() > 0;
}
bool IsSensorAllowedByPref(uint32_t aType, nsIDOMWindow* aWindow);
mozilla::TimeStamp mLastDOMMotionEventTime;
bool mIsUserProximityNear;
mozilla::Maybe<DeviceAccelerationInit> mLastAcceleration;
mozilla::Maybe<DeviceAccelerationInit> mLastAccelerationIncludingGravity;
mozilla::Maybe<DeviceRotationRateInit> mLastRotationRate;
};
#endif