Smrf.NodeXL.Visualization.Wpf.NodeXLControl.OnMouseWheel C# (CSharp) Method

    OnMouseWheel
    (
        MouseWheelEventArgs e
    )
    {
        AssertValid();

        if (m_eMouseMode == MouseMode.DoNothing)
        {
            return;
        }

        ZoomViaMouse(e, e.Delta > 0 ?
            MouseWheelZoomFactor : 1 / MouseWheelZoomFactor);

        e.Handled = true;
    }