/// <summary>
/// Step graph tap event handler
/// </summary>
/// <param name="sender">Sender object</param>
/// <param name="e">Event arguments</param>
private void StepGraph_Tapped(object sender, TappedRoutedEventArgs e)
{
_model.CycleZoomLevel();
}
/// <summary>
/// Step graph tap event handler
/// </summary>
/// <param name="sender">Sender object</param>
/// <param name="e">Event arguments</param>
private void StepGraph_Tap(object sender, System.Windows.Input.GestureEventArgs e)
{
_model.CycleZoomLevel();
}