The Coordinates
interface represents the position and altitude of the device on Earth, as well as the accuracy with which these properties are calculated.
Documentation Coordinates by Mozilla Contributors, licensed under CC-BY-SA 2.5.
See also:
Fields
read onlyspeed:Float
Returns a double
representing the velocity of the device in meters per second. This value can be null
.
read onlyheading:Float
Returns a double
representing the direction in which the device is traveling. This value, specified in degrees, indicates how far off from heading true north the device is. 0
degrees represents true north, and the direction is determined clockwise (which means that east is 90
degrees and west is 270
degrees). If speed
is 0
, heading
is NaN
. If the device is unable to provide heading
information, this value is null
.
read onlyaltitudeAccuracy:Float
Returns a double
representing the accuracy of the altitude
expressed in meters. This value can be null
.