docs: public void strokeArc(double x, double y, double width, double height,
  			double startAngle, double arcExtent, ArcType closure) {
  		this.gc.strokeArc(
  				doc2fxX(x), doc2fxY(y),
  				doc2fxSize(width), doc2fxSize(height),
  				doc2fxAngle(Math.toDegrees(startAngle)),
  				doc2fxAngle(Math.toDegrees(arcExtent)),
  				closure);
  	}