/*! \reimp */
QCString QTsciiCodec::fromUnicode(const QString& uc, int& lenInOut) const
{
int l = QMIN((int)uc.length(), lenInOut);
int rlen = l+1;
QCString rstr(rlen);
uchar* cursor = (uchar*)rstr.data();
for (int i = 0; i < l; i++) {
QChar ch = uc[i];
uchar j;
if ( ch.row() == 0x00 && ch.cell() < 0x80 ) {
// ASCII
j = ch.cell();
} else if ((j = qt_UnicodeToTSCII(uc[i].unicode(),
uc[i + 1].unicode(),
uc[i + 2].unicode()))) {
// We have to check the combined chars first!
i += 2;
} else if ((j = qt_UnicodeToTSCII(uc[i].unicode(),
uc[i + 1].unicode(), 0))) {
i++;
} else if ((j = qt_UnicodeToTSCII(uc[i].unicode(), 0, 0))) {
} else {
// Error
j = '?'; // unknown char
}
*cursor++ = j;
}
lenInOut = cursor - (uchar*)rstr.data();
*cursor = 0;
return rstr;
}
/*!
Converts the first \a len characters in \a uc from Unicode to this
encoding, and returns the result in a byte array. The \a state contains
some conversion flags, and is used by the codec to maintain state
information.
*/
QByteArray QTsciiCodec::convertFromUnicode(const ushort *uc, int len, ConverterState *state)
{
char replacement = '?';
if (state) {
if (state->flags & ConvertInvalidToNull)
replacement = 0;
}
int invalid = 0;
QByteArray rstr;
rstr.resize(len);
uchar* cursor = (uchar*)rstr.data();
for (int i = 0; i < len; i++) {
QChar ch = uc[i];
uchar j;
if (ch.row() == 0x00 && ch.cell() < 0x80) {
// ASCII
j = ch.cell();
} else if ((j = qt_UnicodeToTSCII(uc[i],
uc[i + 1],
uc[i + 2]))) {
// We have to check the combined chars first!
i += 2;
} else if ((j = qt_UnicodeToTSCII(uc[i],
uc[i + 1], 0))) {
i++;
} else if ((j = qt_UnicodeToTSCII(uc[i], 0, 0))) {
} else {
// Error
j = replacement;
++invalid;
}
*cursor++ = j;
}
rstr.resize(cursor - (const uchar*)rstr.constData());
if (state) {
state->invalidChars += invalid;
}
return rstr;
}
