/// <summary>
/// Returns a duplicate of the node on which this method was called.
/// </summary>
/// <param name="deep">
/// Optional value: true if the children of the node should also be
/// cloned, or false to clone only the specified node.
/// </param>
/// <returns>The duplicate node.</returns>
public override INode Clone(Boolean deep = true)
{
var node = new TextNode(Owner, Data);
CopyProperties(this, node, deep);
return node;
}
/// <summary>
/// Creates a new text node with the content starting at the specified
/// offset. Adds the new node to the DOM as a sibling. Truncates the
/// current node.
/// </summary>
/// <param name="offset">
/// The position where the split should occur.
/// </param>
/// <returns>The freshly created text node.</returns>
public IText Split(Int32 offset)
{
var length = Length;
if (offset > length)
throw new DomException(DomError.IndexSizeError);
var count = length - offset;
var newData = Substring(offset, count);
var newNode = new TextNode(Owner, newData);
var parent = Parent;
var owner = Owner;
if (parent != null)
{
var index = this.Index();
parent.InsertBefore(newNode, NextSibling);
owner.ForEachRange(m => m.Head == this && m.Start > offset, m => m.StartWith(newNode, m.Start - offset));
owner.ForEachRange(m => m.Tail == this && m.End > offset, m => m.EndWith(newNode, m.End - offset));
owner.ForEachRange(m => m.Head == parent && m.Start == index + 1, m => m.StartWith(parent, m.Start + 1));
owner.ForEachRange(m => m.Tail == parent && m.End == index + 1, m => m.StartWith(parent, m.End + 1));
}
Replace(offset, count, String.Empty);
if (parent != null)
{
owner.ForEachRange(m => m.Head == this && m.Start > offset, m => m.StartWith(this, offset));
owner.ForEachRange(m => m.Tail == this && m.End > offset, m => m.EndWith(this, offset));
}
return newNode;
}
public override INode Clone(Boolean deep = true)
{
var node = new TextNode(Owner, Data);
CloneNode(node, deep);
return node;
}