http://bugs.winehq.org/show_bug.cgi?id=19082
--- Comment #13 from Dmitry Timoshkov dmitry@codeweavers.com 2009-09-04 01:41:34 --- Created an attachment (id=23418) --> (http://bugs.winehq.org/attachment.cgi?id=23418) Don't optimize pens with width 1
Does the attached patch help?