private static void OnCurrentChangeChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
PanelContentControl panelContentControl = (PanelContentControl)d;
panelContentControl.IsChangePositive = (double)e.NewValue == 0 ? null : (bool?)((double)e.NewValue > 0);
}
private static void OnCurrentValueChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
PanelContentControl panelContentControl = (PanelContentControl)d;
panelContentControl.CurrentChange = Math.Round((double)e.NewValue - (double)e.OldValue, 3);
}