public override sealed bool CastFrom(object source)
{
if (source is IGH_Goo goo)
{
source = goo.ScriptVariable();
}
var categoryId = DB.ElementId.InvalidElementId;
switch (source)
{
case DB.Category c: SetValue(c.Document(), c.Id); return(true);
case DB.ElementId id: categoryId = id; break;
case int integer: categoryId = new DB.ElementId(integer); break;
}
if (categoryId.IsCategoryId(Revit.ActiveDBDocument))
{
SetValue(Revit.ActiveDBDocument, categoryId);
return(true);
}
return(false);
}
new public static Category FromElementId(DB.Document doc, DB.ElementId id)
{
if (id.IsCategoryId(doc))
{
return(new Category(doc, id));
}
return(null);
}