nsTransformedTextRun*
nsTransformingTextRunFactory::MakeTextRun(const uint8_t* aString, uint32_t aLength,
const gfxTextRunFactory::Parameters* aParams,
gfxFontGroup* aFontGroup, uint32_t aFlags,
nsStyleContext** aStyles, bool aOwnsFactory)
{
// We'll only have a Unicode code path to minimize the amount of code needed
// for these rarely used features
NS_ConvertASCIItoUTF16 unicodeString(reinterpret_cast<const char*>(aString), aLength);
return MakeTextRun(unicodeString.get(), aLength, aParams, aFontGroup,
aFlags & ~(gfxFontGroup::TEXT_IS_PERSISTENT | gfxFontGroup::TEXT_IS_8BIT),
aStyles, aOwnsFactory);
}
int CountCompositeCharacters( UChar const* pwz, int const cch ) {
icu::UnicodeString unicodeString( icu::UnicodeString( pwz, cch ) );
UErrorCode error = U_ZERO_ERROR;
icu::BreakIterator* pbi = icu::BreakIterator::createCharacterInstance( icu::Locale::getDefault( ), error );
pbi->setText( unicodeString );
int cComposites = 0;
int32_t p = pbi->first( );
while ( icu::BreakIterator::DONE != p ) {
cComposites++;
p = pbi->next( );
}
delete pbi;
return cComposites - 1;
}
