protected void paintRoundedBottomTabBorder(
int tabIndex, Graphics g, int x1, int y1, int x2, int y2, boolean isSelected) {
Graphics2D g2D = (Graphics2D) g;
Object savedRederingHint = g2D.getRenderingHint(RenderingHints.KEY_ANTIALIASING);
g2D.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
int d = 2 * GAP;
if (isSelected) {
g.setColor(AbstractLookAndFeel.getTheme().getFrameColor());
} else {
g.setColor(ColorHelper.brighter(AbstractLookAndFeel.getTheme().getFrameColor(), 40));
}
g.drawLine(x1 + GAP, y2, x2 - GAP, y2);
g.drawArc(x1, y2 - d, d, d, 180, 90);
g.drawArc(x2 - d, y2 - d, d, d, -90, 90);
g.drawLine(x1, y1, x1, y2 - GAP - 1);
g.drawLine(x2, y1, x2, y2 - GAP - 1);
g2D.setRenderingHint(RenderingHints.KEY_ANTIALIASING, savedRederingHint);
}
