void AddRandomItem(UxElement element, List <UxElement> descendants)
{
var containers = descendants.Count > 0 ? descendants.Where(x => x.Name == "Grid") : new[] { element };
var container = RandomItem(containers);
var existingChildCount = container.Elements.Count();
var insertPoint = _rng.Next(0, existingChildCount + 1);
var insertElement = UxElement.Parse(
$"<Grid ChildOrder=\"{(Depth(container) % 2 == 0 ? "RowMajor" : "ColumnMajor")}\" Background=\"{RandomItem(_colors)}\" />");
if (insertPoint == existingChildCount)
{
container.Add(insertElement);
;
}
else
{
container.Elements.ElementAt(insertPoint).AddBeforeSelf(insertElement);
}
}
public static int Depth(UxElement element)
{
return(element.Parent == null ? 0 : Depth(element.Parent) + 1);
}
static UxElement FindX(UxElement root)
{
return(root.DescendantsAndSelf().Single(el => el.Name == "X"));
}
