/// <summary>
/// Inserts the child node.
/// </summary>
/// <param name="index">The index.</param>
/// <param name="node">The node.</param>
/// <returns></returns>
public bool InsertChildNode(int index, SceneNode node)
{
if (node == null || node.IsAttached || itemHashSet.ContainsKey(node.GUID))
{
return(false);
}
itemHashSet.Add(node.GUID, node);
ItemsInternal.Insert(index, node);
node.Parent = this;
if (IsAttached)
{
node.Attach(EffectsManager);
InvalidateSceneGraph();
}
ChildNodeAdded?.Invoke(this, new OnChildNodeChangedArgs(node, Operation.Add));
return(true);
}
/// <summary>
/// Adds the child node.
/// </summary>
/// <param name="node">The node.</param>
/// <returns></returns>
/// <exception cref="System.ArgumentException">SceneNode already attach to a different node</exception>
public bool AddChildNode(SceneNode node)
{
if (node != null && !itemHashSet.ContainsKey(node.GUID))
{
itemHashSet.Add(node.GUID, node);
ItemsInternal.Add(node);
if (node.Parent != NullSceneNode.NullNode && node.Parent != this)
{
throw new ArgumentException("SceneNode already attach to a different node");
}
node.Parent = this;
if (IsAttached)
{
node.Attach(EffectsManager);
InvalidateSceneGraph();
}
ChildNodeAdded?.Invoke(this, new OnChildNodeChangedArgs(node, Operation.Add));
return(true);
}
else
{
return(false);
}
}