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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/geolocation/GeolocationPosition.cpp
parentInitial commit. (diff)
downloadfirefox-esr-upstream.tar.xz
firefox-esr-upstream.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/geolocation/GeolocationPosition.cpp')
-rw-r--r--dom/geolocation/GeolocationPosition.cpp186
1 files changed, 186 insertions, 0 deletions
diff --git a/dom/geolocation/GeolocationPosition.cpp b/dom/geolocation/GeolocationPosition.cpp
new file mode 100644
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+++ b/dom/geolocation/GeolocationPosition.cpp
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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/. */
+
+#include "mozilla/dom/GeolocationPosition.h"
+#include "mozilla/dom/GeolocationCoordinates.h"
+
+#include "mozilla/FloatingPoint.h"
+#include "mozilla/dom/GeolocationPositionBinding.h"
+
+using mozilla::EqualOrBothNaN;
+
+// NaN() is a more convenient function name.
+inline double NaN() { return mozilla::UnspecifiedNaN<double>(); }
+
+////////////////////////////////////////////////////
+// nsGeoPositionCoords
+////////////////////////////////////////////////////
+nsGeoPositionCoords::nsGeoPositionCoords(double aLat, double aLong, double aAlt,
+ double aHError, double aVError,
+ double aHeading, double aSpeed)
+ : mLat(aLat),
+ mLong(aLong),
+ mAlt(aAlt),
+ mHError((aHError >= 0) ? aHError : 0)
+ // altitudeAccuracy without an altitude doesn't make any sense.
+ ,
+ mVError((aVError >= 0 && !std::isnan(aAlt)) ? aVError : NaN())
+ // If the hosting device is stationary (i.e. the value of the speed
+ // attribute is 0), then the value of the heading attribute must be NaN
+ // (or null).
+ ,
+ mHeading((aHeading >= 0 && aHeading < 360 && aSpeed > 0) ? aHeading
+ : NaN()),
+ mSpeed(aSpeed >= 0 ? aSpeed : NaN()) {
+ // Sanity check the location provider's results in debug builds. If the
+ // location provider is returning bogus results, we'd like to know, but
+ // we prefer to return some position data to JavaScript over a
+ // POSITION_UNAVAILABLE error.
+ MOZ_ASSERT(aLat >= -90 && aLat <= 90);
+ MOZ_ASSERT(aLong >= -180 && aLong <= 180);
+ MOZ_ASSERT(!(aLat == 0 && aLong == 0)); // valid but probably a bug
+
+ MOZ_ASSERT(EqualOrBothNaN(mAlt, aAlt));
+ MOZ_ASSERT(mHError == aHError);
+ MOZ_ASSERT(EqualOrBothNaN(mVError, aVError));
+ MOZ_ASSERT(EqualOrBothNaN(mHeading, aHeading));
+ MOZ_ASSERT(EqualOrBothNaN(mSpeed, aSpeed));
+}
+
+nsGeoPositionCoords::~nsGeoPositionCoords() = default;
+
+NS_INTERFACE_MAP_BEGIN(nsGeoPositionCoords)
+ NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIDOMGeoPositionCoords)
+ NS_INTERFACE_MAP_ENTRY(nsIDOMGeoPositionCoords)
+NS_INTERFACE_MAP_END
+
+NS_IMPL_ADDREF(nsGeoPositionCoords)
+NS_IMPL_RELEASE(nsGeoPositionCoords)
+
+NS_IMETHODIMP
+nsGeoPositionCoords::GetLatitude(double* aLatitude) {
+ *aLatitude = mLat;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsGeoPositionCoords::GetLongitude(double* aLongitude) {
+ *aLongitude = mLong;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsGeoPositionCoords::GetAltitude(double* aAltitude) {
+ *aAltitude = mAlt;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsGeoPositionCoords::GetAccuracy(double* aAccuracy) {
+ *aAccuracy = mHError;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsGeoPositionCoords::GetAltitudeAccuracy(double* aAltitudeAccuracy) {
+ *aAltitudeAccuracy = mVError;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsGeoPositionCoords::GetHeading(double* aHeading) {
+ *aHeading = mHeading;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsGeoPositionCoords::GetSpeed(double* aSpeed) {
+ *aSpeed = mSpeed;
+ return NS_OK;
+}
+
+////////////////////////////////////////////////////
+// nsGeoPosition
+////////////////////////////////////////////////////
+
+nsGeoPosition::nsGeoPosition(double aLat, double aLong, double aAlt,
+ double aHError, double aVError, double aHeading,
+ double aSpeed, EpochTimeStamp aTimestamp)
+ : mTimestamp(aTimestamp) {
+ mCoords = new nsGeoPositionCoords(aLat, aLong, aAlt, aHError, aVError,
+ aHeading, aSpeed);
+}
+
+nsGeoPosition::nsGeoPosition(nsIDOMGeoPositionCoords* aCoords,
+ EpochTimeStamp aTimestamp)
+ : mTimestamp(aTimestamp), mCoords(aCoords) {}
+
+nsGeoPosition::~nsGeoPosition() = default;
+
+NS_INTERFACE_MAP_BEGIN(nsGeoPosition)
+ NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIDOMGeoPosition)
+ NS_INTERFACE_MAP_ENTRY(nsIDOMGeoPosition)
+NS_INTERFACE_MAP_END
+
+NS_IMPL_ADDREF(nsGeoPosition)
+NS_IMPL_RELEASE(nsGeoPosition)
+
+NS_IMETHODIMP
+nsGeoPosition::GetTimestamp(EpochTimeStamp* aTimestamp) {
+ *aTimestamp = mTimestamp;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsGeoPosition::GetCoords(nsIDOMGeoPositionCoords** aCoords) {
+ NS_IF_ADDREF(*aCoords = mCoords);
+ return NS_OK;
+}
+
+namespace mozilla::dom {
+
+NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(GeolocationPosition, mParent,
+ mCoordinates)
+NS_IMPL_CYCLE_COLLECTING_ADDREF(GeolocationPosition)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(GeolocationPosition)
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(GeolocationPosition)
+ NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+ NS_INTERFACE_MAP_ENTRY(nsISupports)
+NS_INTERFACE_MAP_END
+
+GeolocationPosition::GeolocationPosition(nsISupports* aParent,
+ nsIDOMGeoPosition* aGeoPosition)
+ : mParent(aParent), mGeoPosition(aGeoPosition) {}
+
+GeolocationPosition::~GeolocationPosition() = default;
+
+nsISupports* GeolocationPosition::GetParentObject() const { return mParent; }
+
+JSObject* GeolocationPosition::WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) {
+ return GeolocationPosition_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+GeolocationCoordinates* GeolocationPosition::Coords() {
+ if (!mCoordinates) {
+ nsCOMPtr<nsIDOMGeoPositionCoords> coords;
+ mGeoPosition->GetCoords(getter_AddRefs(coords));
+ MOZ_ASSERT(coords, "coords should not be null");
+
+ mCoordinates = new GeolocationCoordinates(this, coords);
+ }
+
+ return mCoordinates;
+}
+
+uint64_t GeolocationPosition::Timestamp() const {
+ uint64_t rv;
+
+ mGeoPosition->GetTimestamp(&rv);
+ return rv;
+}
+
+} // namespace mozilla::dom