/** @param direction the direction to set */
public void setDirection(NodeDirection direction) {
if (direction != null && getDirection() != direction) {
Node[] children = getChildren();
for (Node child : Arrays.asList(children)) {
if (child != null && child.getParent() == this) {
child.reset();
}
}
}
this.direction = direction;
changedDirection();
}
public void init() {
reset();
setWall(false);
}