public void AddNode(Node node)
{
node.Scene = this;
if( node is RenderableNode )
{
_renderableNodes.Add(node);
if( node is Sprite )
{
_flatNodes.Add(node);
}
} else
{
_environmentalNodes.Add(node);
}
}
private void LoadAndAddChild(object item)
{
if( _items.Contains(item))
{
return;
}
if (null != NodeTemplate)
{
if( null == _templateContent )
{
_templateContent = NodeTemplate.LoadContent() as Node;
if (null == _templateContent)
{
throw new ArgumentException("Content of the template for NodeTemplate must be a derivative of Node");
}
AddItemAsChild(item, _templateContent);
}
else
{
_addedItems.Push(item);
}
}
_items.Add(item);
}
private void AddItemAsChild(object item, Node node)
{
node.DataContext = item;
var modifier = Modifier;
if (null != modifier)
{
var index = 0;
if (_itemsSource is IList)
{
index = ((IList)_itemsSource).IndexOf(item);
}
modifier.Apply(node, index, item);
}
if( !Children.Contains(node))
{
Children.Add(node);
}
}