/** @param parent the parent to set */
public void setParent(Node parent) {
int parentDirectionIndex = -1;
if (Arrays.asList(forwardChildren).contains(parent)) {
this.setDirection(NodeDirection.REVERSE);
parentDirectionIndex = Arrays.asList(forwardChildren).indexOf(parent);
}
if (Arrays.asList(reverseChildren).contains(parent)) {
this.setDirection(NodeDirection.FORWARD);
parentDirectionIndex = Arrays.asList(reverseChildren).indexOf(parent) + 3;
}
if (getTyp() == NodeTyp.Y) {
parentDirectionIndex = parentDirectionIndex + 6;
}
if (parentDirectionIndex < 0 || parentDirectionIndex > 11 || parent == null) {
parentDirection = ParentDirection.NONE;
} else {
parentDirection = ParentDirection.values()[parentDirectionIndex];
}
// System.out.println("index: "+parentDirectionIndex+" enum: "+parentDirection);
if (parent != null && getTyp() == parent.getTyp()) {
setStraightCount(parent.getStraightCount() + 1);
} else {
setStraightCount(0);
}
this.parent = parent;
changedValue();
}
protected void changedValue() {
for (NodeListener listener : listeners) {
listener.updateValue(
String.format(
"<HTML>%.2f<BR/>%d/%C/%s<HTML>",
getValue(),
straightCount,
getDirection().toString().charAt(0),
parentDirection.getArrow()));
}
}
