I try a direct use of this method, and the same problem occurs under Wine/Windows.
Is ti a problem with native boost? Is it different Cairo lib used for Linux and Windows/Mac VM? Hilaire arcCenterX: xc centerY: yc radius: radius startAngle: angle1 endAngle: angle2 <primitive: #primitiveNativeCall module: #NativeBoostPlugin error: errorCode> self nbCall: #(void cairo_arc (AthensCairoCanvas context, double xc, double yc, double radius, double angle1, double angle2) ) -- Dr. Geo http://drgeo.eu iStoa - https://launchpad.net/istoa