http://bugs.winehq.org/show_bug.cgi?id=14658
--- Comment #7 from Krzysztof Kotlenga piernik@gmail.com 2008-09-21 14:26:50 --- Created an attachment (id=16203) --> (http://bugs.winehq.org/attachment.cgi?id=16203) gdi32: Partial revert
Trial and error patch bringing back correct font rendering. I have no idea what's going on there but hopefully it will give you some hints for a real fix.