This section shows you some of the most advanced features of
UIScrollView. You add a new scene for paging through a set of zoomable car images. Paging means you scroll by units of content instead of smoothly through the content. In this case, each scroll gesture to the left or right moves by one car. To make this work, you do the following:
Create a new view controller class for viewing car images.
Add a new scene with a scroll view using the new class.
Populate the scroll view with car images.
Set up the scroll view ...