Options for the top-level Animator.stagger factory form (third overload).
Animator.stagger
Optional
Cancel-key for the supervising registration. animator.cancelKey(key) cancels the whole stagger; animator.isActive(key) returns true while any timer or child is alive.
animator.cancelKey(key)
animator.isActive(key)
Options for the top-level
Animator.staggerfactory form (third overload).