protected void doPaintTooltipImage(Component rComponent, Rectangle cellBounds, Graphics2D g, KeyType key) {
    myRendererPane.paintComponent(g, rComponent, myComponent, 0, 0, cellBounds.width, cellBounds.height, true);
    myRendererPane.remove(rComponent);
  }
protected void doPaintTooltipImage(Component rComponent, Rectangle cellBounds, Graphics2D g, KeyType key)