public Rect GetDockingRect(Size sizeToDock, Margins margins, Alignments alignments)
{
var marginsCutout = margins.AsThickness();
var withoutMargins = OriginalRect.Deflate(marginsCutout);
var finalRect = withoutMargins.AlignChild(sizeToDock, Alignment.Start, alignments.Vertical);
AccumulatedOffset += sizeToDock.Width;
margins.HorizontalMargin = margins.HorizontalMargin.Offset(sizeToDock.Width, 0);
return finalRect;
}
