public void drawCluster(Cluster cluster) {
int index = clusters.indexOf(cluster);
if (index != -1) {
cluster.y = maxY;
cluster.x = minX + index * factor;
if (cluster.size() > 1) g.setColor(Color.RED);
else g.setColor(Color.BLACK);
g.drawRect(cluster.x - 1, cluster.y - cluster.size(), 2, 1 + cluster.size());
} else {
Cluster left = cluster.getLeft();
Cluster right = cluster.getRight();
drawCluster(left);
drawCluster(right);
int yBar = minY + (int) ((maxY - minY) * (cluster.getSimilarity() / threshold));
g.setColor(Color.DARK_GRAY);
if (left.y > yBar) {
g.drawLine(left.x, left.y - 1, left.x, yBar);
writeMap(left, yBar);
}
if (right.y > yBar) {
g.drawLine(right.x, right.y - 1, right.x, yBar);
writeMap(right, yBar);
}
g.setColor(Color.BLACK);
g.drawLine(left.x, yBar, right.x, yBar);
cluster.x = (right.x + left.x) / 2;
cluster.y = yBar;
}
}
