public Node this[CountType Index]
{
get
{
return(ParentTree.LocateNodeAtPosition(GetItemPosition(Index)));
}
}
internal Range(RedBlackTreeWithStats <TElement> ParentTree, Node RangeStartNode, Node RangeEndNode, CountType RangeStartPosition = -1, CountType RangeEndPosition = -1)
{
this.ParentTree = ParentTree;
if (RangeStartNode == null)
{
RangeStartNode = ParentTree.LocateNodeAtPosition(RangeStartPosition);
}
if (RangeEndNode == null)
{
RangeEndNode = ParentTree.LocateNodeAtPosition(RangeEndPosition);
}
if (RangeStartNode == null || RangeEndNode == null)
{
RangeStartNode = RangeEndNode = ParentTree.BaseRootNode;
RangeStartPosition = -1;
RangeEndPosition = -1;
}
this.RangeStartNode = RangeStartNode;
this.RangeEndNode = RangeEndNode;
this.RangeStartPosition = RangeStartPosition;
this.RangeEndPosition = RangeEndPosition;
}