ScreenToGif.Modern.lblDelay_MouseMove C# (CSharp) Method

        private void lblDelay_MouseMove(object sender, System.Windows.Forms.MouseEventArgs e)
        {
            //If the user is not clicking, returns.
            if (!_clicked)
                return;

            if ((e.Y - _lastPosition.Y) < 0)
            {
                if (_delay < 1000)
                {
                    _delay++;
                    lblDelay.Text = _delay + " ms";
                }

            }
            else if ((e.Y - _lastPosition.Y) > 0)
            {
                if (_delay > 10)
                {
                    _delay--;
                    lblDelay.Text = _delay + " ms";
                }

            }

            _lastPosition = e.Location;
        }