private static void OnScalesPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
CircularGauge gauge = d as CircularGauge;
if (gauge == null)
{
return;
}
GaugeScaleCollection oldScaleCollection = e.OldValue as GaugeScaleCollection;
if (oldScaleCollection != null)
{
if (gauge._rootGrid != null)
{
}
oldScaleCollection.CollectionChanged -= gauge.ScaleCollection_CollectionChanged;
}
GaugeScaleCollection newScaleCollection = e.NewValue as GaugeScaleCollection;
if (newScaleCollection != null)
{
newScaleCollection.CollectionChanged += gauge.ScaleCollection_CollectionChanged;
}
}
private static void OnPointersPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
CircularGauge gauge = d as CircularGauge;
if (gauge == null)
{
return;
}
GaugePointerCollection oldPointerCollection = e.OldValue as GaugePointerCollection;
if (oldPointerCollection != null)
{
oldPointerCollection.CollectionChanged -= gauge.PointerCollection_CollectionChanged;
}
GaugePointerCollection newPointerCollection = e.NewValue as GaugePointerCollection;
if (newPointerCollection != null)
{
newPointerCollection.CollectionChanged += gauge.PointerCollection_CollectionChanged;
gauge.InitPointers();
}
}