- gc->set_line_attributes(4, Gdk::LINE_SOLID, Gdk::CAP_NOT_LAST, Gdk::JOIN_MITER);
- gc->set_foreground(color);
- image.get_window()->draw_arc(gc, 0, 16, -16, w, h, -90*64, -90*64);
+ image.get_window()->draw_line(gc, 16, 0, 16, 16);
+ image.get_window()->draw_line(gc, 64-16, 64-16, 64, 64-16);