tweenSize
fun tweenSize(easing: EasingFunction, duration: Measure<Time>, delay: Measure<Time> = zeroMillis): FiniteNumericAnimationPlan<Size, Array<Double>>(source)
fun tweenSize(easings: (dimension: Int) -> Easing, delay: Measure<Time> = zeroMillis): FiniteNumericAnimationPlan<Size, Array<Double>>(source)