public static int GetColumnSpan(Microsoft.UI.Xaml.FrameworkElement element) => (int)element.GetValue(ColumnSpanProperty);
public static double GetTop(Microsoft.UI.Xaml.FrameworkElement element) => (double)element.GetValue(TopProperty);
public static int GetRow(Microsoft.UI.Xaml.FrameworkElement element) => (int)element.GetValue(RowProperty);