package org.khelekore.prtree;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.util.List;
import busradar.madison.RouteTree.Line;
class LeafNode<T> extends NodeBase<T, T> {
public LeafNode (Object[] data) {
super (data);
}
public LeafNode(DataInputStream s) throws IOException {
if (s.readBoolean() == true) {
mbr = new SimpleMBR(s);
}
data = new Object[s.readInt()];
for (int i = 0; i < data.length; i++) {
data[i] = new Line(s);
}
}
public void write(DataOutputStream s) throws IOException {
if (mbr != null) {
s.writeBoolean(true);
((SimpleMBR)mbr).write(s);
}
else
s.writeBoolean(false);
s.writeInt(data.length);
for (int i = 0; i < data.length; i++) {
((Line)data[i]).write(s);
}
}
public MBR getMBR (T t, MBRConverter<T> converter) {
return new SimpleMBR (converter.getMinX (t), converter.getMinY (t),
converter.getMaxX (t), converter.getMaxY (t));
}
@Override public MBR computeMBR (MBRConverter<T> converter) {
MBR ret = null;
for (int i = 0, s = size (); i < s; i++)
ret = getUnion (ret, getMBR (get (i), converter));
return ret;
}
public void expand (MBR mbr, MBRConverter<T> converter,
List<T> found, List<Node<T>> nodesToExpand) {
find (mbr, converter, found);
}
public void find (MBR mbr, MBRConverter<T> converter, List<T> result) {
for (int i = 0, s = size (); i < s; i++) {
T t = get (i);
if (mbr.intersects (t, converter))
result.add (t);
}
}
}