public void Add(DrawNode child)
{
if (_items == null)
_items = new Bag<DrawNode>();
_items.Add(child);
child.Parent = this;
}
internal void DrawNode(DrawNode node)
{
_layerTransform = DrawInfo.FromDrawable(SkidiGame.Camera);
_transform = _layerTransform;
_spriteBatch.Begin();
InternalDrawNode(node);
_spriteBatch.End();
}
public void RemoveChild(DrawNode child)
{
if (_items == null)
return;
if (_items.Remove(child))
child.Parent = null;
}
private void InternalDrawNode(DrawNode node)
{
node.WorldPosition = _transform.Position + node.Position;
node.ScreenPosition = node.WorldPosition - _layerCamPosition;
if (node.Visible)
node.Draw(this);
else
return;
if (node.ChildrenCount == 0)
return;
var startTransform = _transform;
_transform.Position += node.Position;
if (node.Cascade)
{
_transform.Alpha *= node.Alpha;
_transform.Color *= node.Color.ToVector3();
_transform.Rotation += node.Rotation;
_transform.Scale *= node.Scale;
}
foreach (var child in node.Children)
InternalDrawNode(child);
_transform = startTransform;
}
public void Remove(DrawNode node)
{
_nodes.Remove(node);
}
public void Add(DrawNode node)
{
_nodes.Add(node);
}