/// <summary>
 /// Handles when the pan or zoom changes
 /// </summary>
 /// <param name="sender"></param>
 /// <param name="e"></param>
 private void panZoomCalculator_PanZoomChanged(object sender, PanZoomArgs e)
 {
     ResizePlot();
     adornerMarkers.InvalidateVisual();
 }
        /// <summary>
        /// Handles when the pan or zoom changes
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void panZoomCalculator_PanZoomChanged(object sender, PanZoomArgs e)
        {
            ResizePlot();
			adornerMarkers.InvalidateVisual();
        }