public PCSTreeReverseIterator(GameObject rootNode)
{
Debug.Assert(rootNode != null);
this.root = rootNode;
this.current = this.root;
PCSTreeIterator.CalculateIterators(rootNode);
}
private static GameObject privGetNext(GameObject node, bool UseChild = true)
{
GameObject tmp = null;
Debug.Assert(node != null);
if ((node.pChild != null) && UseChild)
{
tmp = (GameObject)node.pChild;
}
else if (node.pSibling != null)
{
tmp = (GameObject)node.pSibling;
}
else if (node.pParent != PCSTreeIterator.pRoot && node.pParent != PCSTreeIterator.pWrongParent)
{
// recurse here
tmp = PCSTreeIterator.privGetNext((GameObject)node.pParent, false);
}
else
{
tmp = null;
}
return(tmp);
}
public static void CalculateIterators(GameObject pRootNode)
{
// FIX Todo have this backed into PCSTree
Debug.Assert(pRootNode != null);
PCSTreeIterator.pRoot = pRootNode;
PCSTreeIterator.pWrongParent = (GameObject)pRootNode.pParent;
PCSTreeIterator.pCurrent = PCSTreeIterator.pRoot;
GameObject pPrevGameObj = (GameObject)pRootNode;
// Initialize the reserve pointer
GameObject pGameObj = (GameObject)pRootNode;
while (pGameObj != null)
{
// fill the basis
pPrevGameObj = pGameObj;
// Advance
pGameObj = PCSTreeIterator.privSecretNext();
pPrevGameObj.pForward = pGameObj;
if (pGameObj != null)
{
pGameObj.pReverse = pPrevGameObj;
}
}
// pRootNode.pForward.pReverse = pRootNode;
pRootNode.pReverse = pPrevGameObj;
}
public static void CalculateIterators(GameObject pRootNode)
{
Debug.Assert(pRootNode != null);
PCSTreeIterator.root = pRootNode;
PCSTreeIterator.wrongParent = (GameObject)pRootNode.pParent;
PCSTreeIterator.current = PCSTreeIterator.root;
GameObject pPrevGameObj = (GameObject)pRootNode;
GameObject pGameObj = (GameObject)pRootNode;
while (pGameObj != null)
{
pPrevGameObj = pGameObj;
pGameObj = PCSTreeIterator.privSecretNext();
pPrevGameObj.pForward = pGameObj;
if (pGameObj != null)
{
pGameObj.pReverse = pPrevGameObj;
}
}
pRootNode.pReverse = pPrevGameObj;
}
public static void CalculateIterators(GameObject pRootNode)
{
// FIX Todo have this backed into PCSTree
Debug.Assert(pRootNode != null);
PCSTreeIterator.pRoot = pRootNode;
PCSTreeIterator.pWrongParent = (GameObject)pRootNode.pParent;
PCSTreeIterator.pCurrent = PCSTreeIterator.pRoot;
GameObject pPrevGameObj = (GameObject)pRootNode;
// Initialize the reserve pointer
GameObject pGameObj = (GameObject)pRootNode;
//iterate through
while (pGameObj != null)
{
// fill the basis
pPrevGameObj = pGameObj;
// Advance
pGameObj = PCSTreeIterator.privSecretNext();
//set the forward path
pPrevGameObj.pForward = pGameObj;
//if there is no next, at end of list
if (pGameObj != null)
{
//set the reverse path
pGameObj.pReverse = pPrevGameObj;
}
}
////Todo check on forward or reverse iterator for Calculating Iterators in PCSTreeIterators
//pRootNode.pForward.pReverse = pRootNode;
pRootNode.pReverse = pPrevGameObj;
}