@Override
protected void paintWidget() {
Graphics2D g = getGraphics();
g.setStroke(Util.STROKE_2);
g.setFont(getFont());
Rectangle bounds = getBounds();
String text = Util.node(this).toString();
if (text.length() == 0) {
g.setColor((Color) getBackground());
g.fillOval(bounds.x, bounds.y, bounds.width - 1, bounds.height - 1);
g.setColor(getForeground());
g.drawOval(bounds.x, bounds.y, bounds.width - 1, bounds.height - 1);
} else {
g.setColor((Color) getBackground());
int arc = (bounds.height - 1);
g.fillRoundRect(bounds.x, bounds.y, bounds.width - 1, bounds.height - 1, arc, arc);
g.setColor(getForeground());
g.drawString(
text,
bounds.x + (bounds.height - 1) / 2,
bounds.y + bounds.height - vborder - 1 - g.getFontMetrics().getMaxDescent());
g.drawRoundRect(bounds.x, bounds.y, bounds.width - 1, bounds.height - 1, arc, arc);
}
}
@Override
@SuppressWarnings({"PointlessArithmeticExpression"})
protected Rectangle calculateClientArea() {
String text = Util.node(this).toString();
int w, h;
if (text.length() == 0) w = h = 2 * radius;
else {
JLabel label = new JLabel(text);
label.setFont(getFont());
Dimension dim = label.getPreferredSize();
w = dim.width + dim.height;
h = dim.height + 2 * vborder;
}
return new Rectangle(-w / 2, -h / 2, w + 1, h + 1);
}