private void showFeedback() {
    FeedbackLayer layer = myArea.getFeedbackLayer();

    if (myFeedback == null) {
      myFeedback = new AlphaFeedback(myColor);
      layer.add(myFeedback);
    }

    myFeedback.setBounds(getSelectionRectangle());
    if (ApplicationManager.getApplication().isInternal()) {
      Dimension size = myFeedback.getSize();
      myArea.setDescription(DesignerBundle.message("marquee.tracker.size.0.1", size.width, size.height));
    }
    layer.repaint();
  }
private void showFeedback()