addOnGuidanceUpdateListener
abstract fun addOnGuidanceUpdateListener(listener: OnGuidanceUpdateListener)
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Adds an OnGuidanceUpdateListener which will inform about new Guidance each time a location change occurs and the GuidanceEngine successfully generates it.
Important: This is a Public Preview API. It may be changed or removed at any time.
Parameters
listener
The listener to be registered.
Throws
if listener is already added.