/**
   * Paints the progress string.
   *
   * @param g Graphics used for drawing.
   * @param x x location of bounding box
   * @param y y location of bounding box
   * @param width width of bounding box
   * @param height height of bounding box
   * @param fillStart start location, in x or y depending on orientation, of the filled portion of
   *     the progress bar.
   * @param amountFull size of the fill region, either width or height depending upon orientation.
   * @param b Insets of the progress bar.
   */
  private void paintString(
      Graphics g, int x, int y, int width, int height, int fillStart, int amountFull, Insets b) {
    if (!(g instanceof Graphics2D)) {
      return;
    }

    Graphics2D g2 = (Graphics2D) g;
    String progressString = progressBar.getString();
    g2.setFont(progressBar.getFont());
    Point renderLocation = getStringPlacement(g2, progressString, x, y, width, height);
    Rectangle oldClip = g2.getClipBounds();

    if (progressBar.getOrientation() == JProgressBar.HORIZONTAL) {
      g2.setColor(getSelectionBackground());
      SwingUtilities2.drawString(
          progressBar, g2, progressString, renderLocation.x, renderLocation.y);
      g2.setColor(getSelectionForeground());
      g2.clipRect(fillStart, y, amountFull, height);
      SwingUtilities2.drawString(
          progressBar, g2, progressString, renderLocation.x, renderLocation.y);
    } else { // VERTICAL
      g2.setColor(getSelectionBackground());
      AffineTransform rotate = AffineTransform.getRotateInstance(Math.PI / 2);
      g2.setFont(progressBar.getFont().deriveFont(rotate));
      renderLocation = getStringPlacement(g2, progressString, x, y, width, height);
      SwingUtilities2.drawString(
          progressBar, g2, progressString, renderLocation.x, renderLocation.y);
      g2.setColor(getSelectionForeground());
      g2.clipRect(x, fillStart, width, amountFull);
      SwingUtilities2.drawString(
          progressBar, g2, progressString, renderLocation.x, renderLocation.y);
    }
    g2.setClip(oldClip);
  }