Accord.Controls.ManipulatorControl.ManipulatorControl_MouseUp C# (CSharp) Метод

        private void ManipulatorControl_MouseUp(object sender, MouseEventArgs e)
        {
            if ((e.Button == MouseButtons.Left) && (tracking))
            {
                tracking = false;
                this.Capture = false;
                this.Cursor = Cursors.Arrow;

                timer.Stop();

                if (resetPositionOnMouseRelease)
                {
                    manipulatatorX = 0;
                    manipulatatorY = 0;
                }

                NotifyClients();

                Invalidate();
            }
        }