bool valid(void) const { return fontEnc > FE_NIL && fontEnc < FE_NOT_VALID; }
bool valid(void) const { return ComputerModernFamily::validFontEncId(ComputerModernFamily::FontEncId(fontEnc)); }
    bool valid(void) const { return fontEnc > FE_NIL && fontEnc < FE_NOT_VALID; }