private int getMaximumLeafSize(Tree tree, int max) {
if (tree.isLeaf()) {
return Math.max(max, tree.getFrequencySum());
} else {
Iterator<Edge> e = tree.childIterator();
int maximum = max;
while (e.hasNext()) {
Edge edge = e.next();
Tree child = edge.getChild();
maximum = Math.max(maximum, getMaximumLeafSize(child, maximum));
}
return maximum;
}
}
@Override
public String getVertexToolTip(String object) {
Tree tree = vertexMap.get(object);
if (tree != null) {
StringBuffer result = new StringBuffer();
if (tree.isLeaf()) {
String labelString = tree.getLabel();
if (labelString != null) {
result.append("<html><b>Class:</b> " + labelString + "<br>");
result.append("<b>Size:</b> " + tree.getFrequencySum() + "<br>");
result.append(
"<b>Class frequencies:</b> "
+ SwingTools.transformToolTipText(tree.getCounterMap().toString())
+ "</html>");
}
} else {
result.append(
"<html><b>Subtree Size:</b> " + tree.getSubtreeFrequencySum() + "</html>");
}
return result.toString();
} else {
return null;
}
}