private Term BuildFunctionTerm(string name, List <Term> terms)
{
switch (name)
{
case "rgb":
{
if (terms.Count == 5)
{
if (CheckNumber(terms[0]) &&
CheckNumber(terms[2]) &&
CheckNumber(terms[4]))
{
return(HtmlColor.FromRgb(
ToByte(terms[0]),
ToByte(terms[2]),
ToByte(terms[4])));
}
}
break;
}
case "rgba":
{
if (terms.Count == 7)
{
if (CheckNumber(terms[0]) &&
CheckNumber(terms[2]) &&
CheckNumber(terms[4]) &&
CheckNumber(terms[6]))
{
return(HtmlColor.FromRgba(
ToByte(terms[0]),
ToByte(terms[2]),
ToByte(terms[4]),
ToSingle(terms[6])));
}
}
break;
}
case "hsl":
{
if (_termList.Count == 5)
{
if (CheckNumber(terms[0]) &&
CheckPercentage(terms[2]) &&
CheckPercentage(terms[4]))
{
return(HtmlColor.FromHsl(
ToSingle(terms[0]),
ToSingle(terms[2], UnitType.Percentage),
ToSingle(terms[4], UnitType.Percentage)));
}
}
break;
}
}
return(new GenericFunction(name, terms));
}
