public Position(Position position)
{
if (position == null)
throw new ArgumentNullException("position");
Timestamp = position.Timestamp;
Latitude = position.Latitude;
Longitude = position.Longitude;
Altitude = position.Altitude;
AltitudeAccuracy = position.AltitudeAccuracy;
Accuracy = position.Accuracy;
Heading = position.Heading;
Speed = position.Speed;
}
private void _sendUpdate(Position location)
{
if (location == null)
CurrentLocation.IsResolved = false;
else
{
CurrentLocation.Accuracy = location.Accuracy;
CurrentLocation.Latitude = location.Latitude;
CurrentLocation.Longitude = location.Longitude;
CurrentLocation.Heading = location.Heading;
CurrentLocation.HeadingAvailable = _geolocator.SupportsHeading;
CurrentLocation.Speed = location.Speed;
CurrentLocation.Altitude = location.Altitude;
CurrentLocation.AltitudeAccuracy = location.AltitudeAccuracy;
// assume that any location event that came through is valid
// and also assume this property means sorrthe location is legit
CurrentLocation.IsResolved = true;
CurrentLocation.Status = XPositionStatus.Ready;
}
_fire();
}
private void UpdatePosition(CLLocation location)
{
Position p = (this.position == null) ? new Position() : new Position(this.position);
if (location.HorizontalAccuracy > -1)
{
p.Accuracy = location.HorizontalAccuracy;
p.Latitude = location.Coordinate.Latitude;
p.Longitude = location.Coordinate.Longitude;
}
if (location.VerticalAccuracy > -1)
{
p.Altitude = location.Altitude;
p.AltitudeAccuracy = location.VerticalAccuracy;
}
if (location.Speed > -1)
p.Speed = location.Speed;
//p.Timestamp = new DateTimeOffset(location.Timestamp);
this.position = p;
OnPositionChanged(new PositionEventArgs(p));
location.Dispose();
}
private void OnUpdatedHeading(object sender, CLHeadingUpdatedEventArgs e)
{
if (e.NewHeading.TrueHeading == -1)
return;
Position p = (this.position == null) ? new Position() : new Position(this.position);
p.Heading = e.NewHeading.TrueHeading;
this.position = p;
OnPositionChanged(new PositionEventArgs(p));
}
public PositionEventArgs(Position position)
{
if (position == null)
throw new ArgumentNullException("position");
Position = position;
}
