LongoMatch.Drawing.Widgets.Blackboard.SelectionChanged C# (CSharp) Method

        protected override void SelectionChanged(System.Collections.Generic.List<Selection> sel)
        {
            if (DrawableChangedEvent != null) {
                if (sel != null && sel.Count > 0) {
                    DrawableChangedEvent ((sel [0].Drawable as ICanvasDrawableObject).IDrawableObject);
                } else {
                    DrawableChangedEvent (null);
                }
            }
        }