isIncludedIn

	public boolean isIncludedIn(AbstractImage img2)
	{
		Iterator<NodeState> itThis = this.iterator();
		Iterator<NodeState> it2 = img2.iterator();
		if (it2.isEmpty()) {
			System.out.println("Image2 est vide!");
			return false;
		} else {
			return isIncludedR(itThis, it2);
		}
	}

	private boolean isIncludedR(Iterator<NodeState> itThis, Iterator<NodeState> it2) {
		boolean res = true;

		if (!it2.isEmpty()) {
			if (!itThis.isEmpty()) {
				if (it2.getValue().equals(NodeState.valueOf(1)) || itThis.getValue().equals(NodeState.valueOf(0))) {
				} else if (it2.getValue().equals(NodeState.valueOf(0)) || itThis.getValue().equals(NodeState.valueOf(1))) {
					res = false;
				} else {
					itThis.goLeft();
					it2.goLeft();
					if (isIncludedR(itThis, it2)) {
						itThis.goUp();
						it2.goUp();
						itThis.goRight();
						it2.goRight();
						if (!isIncludedR(itThis, it2)) {
							res = false;
						}
					} else {
						res = false;
					}
					itThis.goUp();
					it2.goUp();
				}
			}
		}
		return res;
	}