docs: public void drawHighlight(Graphics2D g) {
  		if (needsRefresh)
  			refreshCurve();
  		Graphics2D g2 = (Graphics2D) g.create();
  		g2.setStroke(new java.awt.BasicStroke(6.0f));
  		g2.setColor(HIGHLIGHT_COLOR);
  		g2.draw(curve);
  		g2.transform(affineToText);
  		g2.fill(bounds);
  		g2.dispose();
  	}