animate
fun <Context, T, V : AnimationVector> AnimationBuilder<Context>.animate(converter: TwoWayConverter<T, V>, zeroVelocity: T, spec: Context.() -> AnimationSpec<T> = { spring() }, stopOnTargetReached: Context.() -> Boolean? = null, initialValue: () -> T = { zeroVelocity }, value: Context.() -> T): TargetableMutableAnimatedValue<T, Context>