@Override
public void paintIcon(Component c, Graphics g, int x, int y) {
AbstractButton abstractButton = (AbstractButton) c;
ButtonModel buttonModel = abstractButton.getModel();
int w = getIconWidth();
int h = getIconHeight();
if (g instanceof Graphics2D) {
Graphics2D g2 = (Graphics2D) g;
RenderingHints rh =
new RenderingHints(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g2.setRenderingHints(rh);
float s = SizeHelper.getMinimalStrockWidth();
g2.setStroke(new BasicStroke(s));
}
g.setColor(Color.WHITE);
g.fillOval(x, y, w - 1, h - 1);
if (buttonModel.isEnabled()) {
g.setColor(Color.BLACK);
} else {
g.setColor(Color.GRAY);
}
g.drawOval(x, y, w - 1, h - 1);
if (buttonModel.isSelected()) {
int dx = (int) Math.round(0.25 * w);
int dy = (int) Math.round(0.25 * h);
g.fillOval(x + dx, y + dy, w - 2 * dx, h - 2 * dy);
}
}
