C# (CSharp) DrawAsyncTask примеры использования

Пример #1

        public void StopDrawing()
        {
            if (_drawer == null)
            {
                return;
            }

            _drawer.StopMe();
            //_drawer.Dispose();
            _drawer = null;
        }

Пример #2

 public void StartDrawing()
 {
     StopDrawing();
     _drawer = new DrawAsyncTask(this);
     _drawer.Execute();
 }