/// <summary>
/// Removes a movement node from the nodes list.
/// </summary>
/// <param name="node">The movement node to remove.</param>
/// <returns>The node that was removed. Null if no node was removed.</returns>
public GenPathNode RemoveNode(GenPathNode node)
{
if (Nodes.Remove(node))
return node;
return null;
}
/// <summary>
/// Adds a movement node to the nodes list for use in the path.
/// </summary>
/// <param name="node">The movement node to add.</param>
/// <returns>The node that was added.</returns>
public GenPathNode AddNode(GenPathNode node)
{
Nodes.Add(node);
return node;
}
/// <summary>
/// Adds a movement node at the specified index in the nodes list for use in the path.
/// </summary>
/// <param name="node">The movement node to add.</param>
/// <param name="index">The index number in the nodes list.</param>
/// <returns>The node that was added. Null if the index was outside of the bounds of the nodes list.</returns>
public GenPathNode AddNodeAt(GenPathNode node, int index)
{
if ((index < 0) || (index > Nodes.Count))
return null;
Nodes.Insert(index, node);
return node;
}