void UnivCharsetDesc::addBaseRange(const UnivCharsetDesc &baseSet,
WideChar descMin,
WideChar descMax,
WideChar baseMin,
ISet<WideChar> &baseMissing)
{
UnivCharsetDescIter iter(baseSet);
WideChar baseMax = baseMin + (descMax - descMin);
WideChar iDescMin, iDescMax;
UnivChar iBaseMin;
WideChar missingBaseMin = baseMin;
Boolean usedAll = 0;
while (iter.next(iDescMin, iDescMax, iBaseMin) && iDescMin <= baseMax) {
// baseMin baseMax
// iDescMin iDescMax
if (iDescMax >= baseMin) {
WideChar min = baseMin > iDescMin ? baseMin : iDescMin;
if (min > missingBaseMin)
baseMissing.addRange(missingBaseMin, min - 1);
WideChar max = baseMax < iDescMax ? baseMax : iDescMax;
missingBaseMin = max + 1;
if (missingBaseMin == 0)
usedAll = 1;
ASSERT(min <= max);
descToUniv_.addRange(descMin + (min - baseMin),
descMin + (max - baseMin),
iBaseMin + (min - iDescMin));
}
}
if (!usedAll && baseMax >= missingBaseMin)
baseMissing.addRange(missingBaseMin, baseMax);
}
void CharsetInfo::getDescSet(ISet<Char> &set) const
{
UnivCharsetDescIter iter(desc_);
WideChar descMin, descMax;
UnivChar univMin;
while (iter.next(descMin, descMax, univMin)) {
if (descMin > charMax)
break;
if (descMax > charMax)
descMax = charMax;
set.addRange(Char(descMin), Char(descMax));
}
}
