In particular, DecorationImage.alignment. Consider in the context of Decoration (https://github.com/flutter/flutter/issues/11366), Border (https://github.com/flutter/flutter/issues/11566), and BorderRadius (https://github.com/flutter/flutter/issues/11568).
