public NormalStyleTopicPointer(ITopicConnection connectionType, TopicPointer pointer)
 {
     var connector = new TopicConnector(connectionType, pointer.Topic);
     Path = connector.CreatePathConnection();
     Thickness = pointer.Thickness;
     Brush = pointer.Topic.Brush;
 }
        public override TopicPointerElement CreatePointerElement(ITopicConnection connectionType, TopicPointer pointer)
        {
            if (pointer.Topic.Parent == null) return null;
            TopicPointerElement tp = new NormalStyleTopicPointer(connectionType, pointer);
            var connector = new TopicConnector(connectionType, pointer.Topic);
            tp.Path = connector.CreatePathConnection();
            tp.Thickness = 5;
            tp.Brush = pointer.Topic.Brush;

            return tp;
        }