AnimationRepeatMode.cumulative
A mode that repeats indefinitely and begins each repetition by setting the animated property to the ending value of the previous repetition.
Declaration
case cumulativeDiscussion
A FromToByAnimation with a fromValue of 1.0 and an toValue of 2.0 and repeatMode set to this property repeats as, 1.0, 2.0, 3.0, 4.0, 5.0, and so on.