public AffineTransform getWorldToView() {

		AffineTransform transform = new AffineTransform();

		transform.concatenate(new AffineTransform(new double[] { scale, 0, 0,
				scale }));

		transform.concatenate(new AffineTransform(new double[] { 1, 0, 0, 1,
				-x, -y }));

		return transform;
	}