- /**
- * Return an {@link Icon} to use as a colour badge for the colour field
- * controls.
- *
- * @param size
- * the size of the badge
- * @param color
- * the colour of the badge, which can be NULL (will return
- * transparent white)
- *
- * @return the badge
- */
- private Icon getIcon(int size, Integer color) {
- // Allow null values
- if (color == null) {
- color = new Color(255, 255, 255, 255).getRGB();
- }
-
- Color c = new Color(color, true);
- int avg = (c.getRed() + c.getGreen() + c.getBlue()) / 3;
- Color border = (avg >= 128 ? Color.BLACK : Color.WHITE);
-
- BufferedImage img = new BufferedImage(size, size,
- BufferedImage.TYPE_4BYTE_ABGR);
-
- Graphics2D g = img.createGraphics();
- try {
- g.setColor(c);
- g.fillRect(0, 0, img.getWidth(), img.getHeight());
- g.setColor(border);
- g.drawRect(0, 0, img.getWidth() - 1, img.getHeight() - 1);
- } finally {
- g.dispose();
- }
-
- return new ImageIcon(img);
- }
-
- private void setPreferredSize(JComponent field) {