//---------------------------------------------------------------------------------------------------------
// Methods
//---------------------------------------------------------------------------------------------------------
public void MoveGrid()
{
ForwardIterator pFor = new ForwardIterator(this);
float currSpeed = this.deltaX;
if (this.moveForward == false)
{
currSpeed *= -1;
}
Component pNode = pFor.first();
if (this.goingDown)
{
while (!pFor.isDone())
{
GameObject pGameObj = (GameObject)pNode;
pGameObj.x += currSpeed;
pGameObj.y += this.deltaY;
pNode = pFor.next();
}
this.goingDown = false;
}
else
{
while (!pFor.isDone())
{
GameObject pGameObj = (GameObject)pNode;
pGameObj.x += currSpeed;
pNode = pFor.next();
}
}
}
//-------------------------------------------------------------------------------
// Constructor
//-------------------------------------------------------------------------------
public ReverseIterator(Component pStart)
{
Debug.Assert(pStart != null);
Debug.Assert(pStart.holder == Component.Container.Composite);
ForwardIterator pForward = new ForwardIterator(pStart);
this.pRoot = pStart;
this.pCurr = this.pRoot;
this.pPrev = null;
// initialize reverse pointer
Component pPrevNode = this.pRoot;
Component pNode = pForward.first();
while (!pForward.isDone())
{
pPrevNode = pNode;
// go to next node
pNode = pForward.next();
if (pNode != null)
{
pNode.pReverse = pPrevNode;
}
}
pRoot.pReverse = pPrevNode;
}