CoordinatorLayout with multiple snapping points
问题 Here I've got quite a complex animation that may be resolved (I believe) in a simple way using the CoordinatorLayout. It has 3 states: Initial (left screen) - Header view is shown fully (orange background): Toolbar, grey roundrect (it's actually a photo there) plus some other views below (TextViews, RatingBar etc) Scrolling the content up (middle screen) - roundrect is zooming up with a changing green foreground alpha level over it, so it becomes green while scrolling (well, it is not obvious