… Xcode and iOS.
…ht effects, based on code by @CyberFerret. The foreground and background image views are also loaded lazily now, so if you don't use them, they are not allocated.
…f it were a horizontal or vertical slider. Based on changes contributed by Tim Kemp.
…is behavior can be disabled by the user.
…ds take the shortest path between two angles, which is not always what we want. Now uses a keyframe animation.