ParagraphScroll, by Todd Courtois
Copyright (c) 1993-1995, Apple Computer, Inc.  All rights reserved.

ParagraphScroll shows one way to scroll a clParagraphView.  Creates the
view, stuffs it full of text, then changes the viewOrigin of the parent
repeatedly. Note that the height of the clParagraphView is determined
by the length of the text because the vCalculateBounds bit is set.