}
private void buildLegend() {
ButtonBarBuilder builder = new ButtonBarBuilder();
builder.addFixed(new JLabel("ThreadCount", createLegendIcon(THREADCOUNT_COLOR), JLabel.LEFT));
builder.addUnrelatedGap();
builder.addFixed(new JLabel("Total", createLegendIcon(TOTAL_COLOR), JLabel.LEFT));
builder.setBorder(BorderFactory.createEmptyBorder(3, 3, 3, 3));
legend = builder.getPanel();