Cary Clark b82665e78f don't allow min scale to go to infinity
When a new picture is received, the min zoom scale is set.
One of the many choices divides by draw.mMinPrefWidth, even
if it is zero. Add a check to require it to be greater than
zero before using it as a ratio component.

fixes http://b/issue?id=2138786
2009-09-23 13:09:34 -04:00
..
2009-09-22 22:04:05 -04:00