dom/geolocation/GeolocationPosition.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef mozilla_dom_GeolocationPosition_h
   8 #define mozilla_dom_GeolocationPosition_h
   9
  10 #include "nsIDOMGeoPositionCoords.h"
  11 #include "nsIDOMGeoPosition.h"
  12 #include "nsCOMPtr.h"
  13 #include "nsCycleCollectionParticipant.h"
  14 #include "nsWrapperCache.h"
  15 #include "js/TypeDecls.h"
  16
  17 ////////////////////////////////////////////////////
  18 // nsGeoPositionCoords
  19 ////////////////////////////////////////////////////
  20
  21 /**
  22  * Simple object that holds a single point in space.
  23  */
  24 class nsGeoPositionCoords final : public nsIDOMGeoPositionCoords {
  25  public:
  26   NS_DECL_THREADSAFE_ISUPPORTS
  27   NS_DECL_NSIDOMGEOPOSITIONCOORDS
  28
  29   nsGeoPositionCoords(double aLat, double aLong, double aAlt, double aHError,
  30                       double aVError, double aHeading, double aSpeed);
  31
  32  private:
  33   ~nsGeoPositionCoords();
  34   const double mLat, mLong, mAlt, mHError, mVError, mHeading, mSpeed;
  35 };
  36
  37 ////////////////////////////////////////////////////
  38 // nsGeoPosition
  39 ////////////////////////////////////////////////////
  40
  41 class nsGeoPosition final : public nsIDOMGeoPosition {
  42  public:
  43   NS_DECL_THREADSAFE_ISUPPORTS
  44   NS_DECL_NSIDOMGEOPOSITION
  45
  46   nsGeoPosition(double aLat, double aLong, double aAlt, double aHError,
  47                 double aVError, double aHeading, double aSpeed,
  48                 EpochTimeStamp aTimestamp);
  49
  50   nsGeoPosition(nsIDOMGeoPositionCoords* aCoords, EpochTimeStamp aTimestamp);
  51
  52  private:
  53   ~nsGeoPosition();
  54   EpochTimeStamp mTimestamp;
  55   RefPtr<nsIDOMGeoPositionCoords> mCoords;
  56 };
  57
  58 ////////////////////////////////////////////////////
  59 // WebIDL wrappers for the classes above
  60 ////////////////////////////////////////////////////
  61
  62 namespace mozilla::dom {
  63
  64 class GeolocationCoordinates;
  65
  66 class GeolocationPosition final : public nsISupports, public nsWrapperCache {
  67   ~GeolocationPosition();
  68
  69  public:
  70   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
  71   NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(GeolocationPosition)
  72
  73  public:
  74   GeolocationPosition(nsISupports* aParent, nsIDOMGeoPosition* aGeoPosition);
  75
  76   nsISupports* GetParentObject() const;
  77
  78   virtual JSObject* WrapObject(JSContext* aCx,
  79                                JS::Handle<JSObject*> aGivenProto) override;
  80
  81   GeolocationCoordinates* Coords();
  82
  83   uint64_t Timestamp() const;
  84
  85   nsIDOMGeoPosition* GetWrappedGeoPosition() { return mGeoPosition; }
  86
  87  private:
  88   RefPtr<GeolocationCoordinates> mCoordinates;
  89   nsCOMPtr<nsISupports> mParent;
  90   nsCOMPtr<nsIDOMGeoPosition> mGeoPosition;
  91 };
  92
  93 }  // namespace mozilla::dom
  94
  95 #endif /* mozilla_dom_GeolocationPosition_h */