public Object getRenderingHint(Key key) { if (RenderingHints.KEY_ANTIALIASING.equals(key)) { switch (_gc.getAntialias()) { case SWT.DEFAULT: return RenderingHints.VALUE_ANTIALIAS_DEFAULT; case SWT.OFF: return RenderingHints.VALUE_ANTIALIAS_OFF; case SWT.ON: return RenderingHints.VALUE_ANTIALIAS_ON; } } return null; }