@Override
	protected void drawLine(Graphics2D g, AZeit t1, float posPercent,
			float sizePercent)
	{
		if(posPercent>1 || posPercent<0 || sizePercent>1 || sizePercent<0)
			throw new IllegalArgumentException();
		g.setStroke(new BasicStroke());
		final double angle=timeToAngle(t1);
		final double sin=Math.sin(angle);
		final double cos=Math.cos(angle);
		g.drawLine(
				(int)(radius+cos*(1-posPercent)*radius), 
				(int)(radius+sin*(1-posPercent)*radius),
				(int)(radius+cos*(1-posPercent-sizePercent)*radius), 
				(int)(radius+sin*(1-posPercent-sizePercent)*radius)
				);
	}