示例#1
0
 private static ImageIcon makeRolloverIcon(ImageIcon srcIcon) {
   RescaleOp op =
       new RescaleOp(new float[] {1.2f, 1.2f, 1.2f, 1f}, new float[] {0f, 0f, 0f, 0f}, null);
   BufferedImage img =
       new BufferedImage(
           srcIcon.getIconWidth(), srcIcon.getIconHeight(), BufferedImage.TYPE_INT_ARGB);
   Graphics g = img.getGraphics();
   // g.drawImage(srcIcon.getImage(), 0, 0, null);
   srcIcon.paintIcon(null, g, 0, 0);
   g.dispose();
   return new ImageIcon(op.filter(img, null));
 }
  public void paint(Graphics g) {
    super.paint(g);
    if (thumbnail != null) {
      int x = getWidth() / 2 - thumbnail.getIconWidth() / 2;
      int y = getHeight() / 2 - thumbnail.getIconHeight() / 2;
      if (y < 0) {
        y = 0;
      }

      if (x < 5) {
        x = 5;
      }
      thumbnail.paintIcon(this, g, x, y);
    }
  }