public void Behave(LayoutedElement element)
{
if (element.ForcedInnerHeight.IsDefined)
return;
element.ForcedInnerHeight = Unit.Max(CalculateHeight(element), element.Children.OuterHeight);
}
protected override Unit CalculateHeight(LayoutedElement element)
{
return specification.Font.CalculateTextHeight(specification.TextContent, element.ForcedInnerWidth);
}
protected abstract Unit CalculateHeight(LayoutedElement element);
protected override Unit CalculateHeight(LayoutedElement element)
{
return specification.Source.Height*(element.ForcedInnerWidth/specification.Source.Width);
}