19 December 2018 MultiTouch Gesture Detector Detects scaling, rotating and moving transformation gestures The MultiTouchGestureDetector Detects scaling, rotating and moving transformation gestures using the supplied MotionEvents.
18 November 2018 Declarative Kotlin DSL for choreographing Android transitions TransitionManager makes it easy to animate simple changes to layout without needing to explicitly calculate and specify from and to like Animator or Animation expects.