static IPropertyValue ToGradientStop(List <CssToken> value)
{
var color = default(IPropertyValue);
var position = default(IPropertyValue);
var items = value.ToItems();
if (items.Count != 0)
{
position = LengthOrPercentConverter.Convert(items[items.Count - 1]);
if (position != null)
{
items.RemoveAt(items.Count - 1);
}
}
if (items.Count != 0)
{
color = ColorConverter.Convert(items[items.Count - 1]);
if (color != null)
{
items.RemoveAt(items.Count - 1);
}
}
return(items.Count == 0 ? new StopValue(color, position, value) : null);
}
