Create a new #WebKitGeolocationPosition
a valid latitude in degrees
a valid longitude in degrees
accuracy of location in meters
Make a copy of the #WebKitGeolocationPosition
Free the #WebKitGeolocationPosition
Set the position altitude
altitude in meters
Set the accuracy of position altitude
accuracy of position altitude in meters
Set the position heading, as a positive angle between the direction of movement and the North
direction, in clockwise direction.
heading in degrees
Set the position speed
speed in meters per second
Set the position timestamp. By default it's the time when the position was created.
timestamp in seconds since the epoch, or 0 to use current time
Create a new #WebKitGeolocationPosition
a valid latitude in degrees
a valid longitude in degrees
accuracy of location in meters
WebKitGeolocationPosition is an opaque struct used to provide position updates to a #WebKitGeolocationManager using webkit_geolocation_manager_update_position().