attached is a patch with a bunch of fixes for NSBezierPath to make arcs being displayed.
With the patch arcs should now work in any direction and angle. I also added a few lines of discription which I found in the ghostscript code. Georg 2001-02-26 Georg Fleischmann * gui/Source/NSBezierPath.m [NSBezierPath appendBezierPathWithArcWithCenter: ...]: several fixes to make it work diff -c gui/Source/NSBezierPath.m.old gui/Source/NSBezierPath.m