Learn how to make an interactive custom animation.
This is a companion discussion topic for the original entry at https://www.raywenderlich.com/2214-video-tutorial-ios-animation-with-swift-part-13-interactive-transitions
This is a companion discussion topic for the original entry at https://www.raywenderlich.com/2214-video-tutorial-ios-animation-with-swift-part-13-interactive-transitions