AnimatingTabContainer
constructor( panel: TabbedPanel<T>, tabProducer: TabProducer<T>, animateOpacity: (start: Float, end: Float, block: (progress: Float) -> Unit) -> Completable = { _,end,block -> NoOpCompletable.also { block(end) } }, animateTab: (distance: Double, block: (progress: Float) -> Unit) -> Completable = { _,block -> NoOpCompletable.also { block(1f) } })(source)