/* -*- 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 nsGeoPosition_h

#define nsGeoPosition_h

#include "nsIDOMGeoPositionCoords.h"

#include "nsIDOMGeoPosition.h"

#include "nsString.h"

#include "mozilla/Attributes.h"

#include "nsCycleCollectionParticipant.h"

#include "nsWrapperCache.h"

#include "mozilla/dom/Nullable.h"

#include "js/TypeDecls.h"

////////////////////////////////////////////////////

// nsGeoPositionCoords

////////////////////////////////////////////////////

/**

 * Simple object that holds a single point in space.

 */

class nsGeoPositionCoords final : public nsIDOMGeoPositionCoords {

 public:

  NS_DECL_THREADSAFE_ISUPPORTS

  NS_DECL_NSIDOMGEOPOSITIONCOORDS

  nsGeoPositionCoords(double aLat, double aLong, double aAlt, double aHError,

                      double aVError, double aHeading, double aSpeed);

 private:

  ~nsGeoPositionCoords();

  const double mLat, mLong, mAlt, mHError, mVError, mHeading, mSpeed;

};

////////////////////////////////////////////////////

// nsGeoPosition

////////////////////////////////////////////////////

class nsGeoPosition final : public nsIDOMGeoPosition {

 public:

  NS_DECL_THREADSAFE_ISUPPORTS

  NS_DECL_NSIDOMGEOPOSITION

  nsGeoPosition(double aLat, double aLong, double aAlt, double aHError,

                double aVError, double aHeading, double aSpeed,

                long long aTimestamp);

  nsGeoPosition(nsIDOMGeoPositionCoords* aCoords, long long aTimestamp);

  nsGeoPosition(nsIDOMGeoPositionCoords* aCoords, DOMTimeStamp aTimestamp);

 private:

  ~nsGeoPosition();

  long long mTimestamp;

  RefPtr<nsIDOMGeoPositionCoords> mCoords;

};

////////////////////////////////////////////////////

// WebIDL wrappers for the classes above

////////////////////////////////////////////////////

namespace mozilla {

namespace dom {

class Coordinates;

class Position final : public nsISupports, public nsWrapperCache {

  ~Position();

 public:

  NS_DECL_CYCLE_COLLECTING_ISUPPORTS

  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(Position)

 public:

  Position(nsISupports* aParent, nsIDOMGeoPosition* aGeoPosition);

  nsISupports* GetParentObject() const;

  virtual JSObject* WrapObject(JSContext* aCx,

                               JS::Handle<JSObject*> aGivenProto) override;

  Coordinates* Coords();

  uint64_t Timestamp() const;

  nsIDOMGeoPosition* GetWrappedGeoPosition() { return mGeoPosition; }

 private:

  RefPtr<Coordinates> mCoordinates;

  nsCOMPtr<nsISupports> mParent;

  nsCOMPtr<nsIDOMGeoPosition> mGeoPosition;

};

class Coordinates final : public nsISupports, public nsWrapperCache {

  ~Coordinates();

 public:

  NS_DECL_CYCLE_COLLECTING_ISUPPORTS

  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(Coordinates)

 public:

  Coordinates(Position* aPosition, nsIDOMGeoPositionCoords* aCoords);

  Position* GetParentObject() const;

  virtual JSObject* WrapObject(JSContext* aCx,

                               JS::Handle<JSObject*> aGivenProto) override;

  double Latitude() const;

  double Longitude() const;

  Nullable<double> GetAltitude() const;

  double Accuracy() const;

  Nullable<double> GetAltitudeAccuracy() const;

  Nullable<double> GetHeading() const;

  Nullable<double> GetSpeed() const;

 private:

  RefPtr<Position> mPosition;

  nsCOMPtr<nsIDOMGeoPositionCoords> mCoords;

};

}  // namespace dom

}  // namespace mozilla

#endif /* nsGeoPosition_h */