public void Add(dynamic _Data)
{
//If the Root of the List is not set.
if (Root.Data == null)
{
Root.Data = _Data;
return;
}
else
{
Current = Root;
}
//traverse through the tree to the relevant point at which the item should be added
while (true)
{
var temp = Traverse(_Data, Current);
//If it is null, we are at a leaf node and we can stop traversing the tree
if (temp == null)
{
break;
}
Current = temp;
}
//Check whether we need to add the node to the left or right of
if (_Data < Current.Data)
{
Current.SetLeft(new node(_Data, Current));
}
else
{
Current.SetRight(new node(_Data, Current));
}
}
//print Method functions
public void Print(node root, int topMargin = 2, int leftMargin = 2)
{
if (root == null)
{
return;
}
int rootTop = Console.CursorTop + topMargin;
var last = new List <node>();
var next = root;
for (int level = 0; next != null; level++)
{
var item = new node {
Data = next.Data.ToString(" 0 ")
};
item.SetLeft(next.GetLeft());
item.SetRight(next.GetRight());
if (level < last.Count)
{
item.StartPos = last[level].EndPos + 1;
last[level] = item;
}
else
{
item.StartPos = leftMargin;
last.Add(item);
}
if (level > 0)
{
item.SetParent(last[level - 1]);
if (next == item.GetParent().GetLeft())
{
item.GetParent().SetLeft(item);
item.EndPos = Math.Max(item.EndPos, item.GetParent().StartPos);
}
else
{
item.GetParent().SetRight(item);
item.StartPos = Math.Max(item.StartPos, item.GetParent().EndPos);
}
}
next = next.GetLeft() ?? next.GetRight();
for (; next == null; item = item.GetParent())
{
Print(item, rootTop + 2 * level);
if (--level < 0)
{
break;
}
if (item == item.GetParent().GetLeft())
{
item.GetParent().StartPos = item.EndPos;
next = item.GetParent().GetRight();
}
else
{
if (item.GetParent().GetLeft() == null)
{
item.GetParent().EndPos = item.StartPos;
}
else
{
item.GetParent().StartPos += (item.StartPos - item.GetParent().EndPos) / 2;
}
}
}
}
Console.SetCursorPosition(0, rootTop + 2 * last.Count - 1);
}
