Below is a quote from Chapter 25 in the book. Considering the book, and the fact that it was important to include the transition to polish the game because subtle beauty is important for iOS dev, is it really sufficient just to drop some code and say, this makes it pretty, but I’m not going to explain the code to you?
“I’m not going to go into too much detail here. Suffice it to say you’re setting up an animation that crossfades from what is currently on the screen to the changes you’re making in startNewRound(). You reset the slider to center position and reset the values of the labels.”
Excerpt From: Joey deVilla. “iOS Apprentice.” Apple Books.