void
NS_GetComplexLineBreaks(const PRUnichar* aText, PRUint32 aLength,
PRUint8* aBreakBefore)
{
NS_ASSERTION(aText, "aText shouldn't be null");
TextBreakLocatorRef breakLocator;
memset(aBreakBefore, false, aLength * sizeof(PRUint8));
OSStatus status = UCCreateTextBreakLocator(NULL, 0, kUCTextBreakLineMask, &breakLocator);
if (status != noErr)
return;
for (UniCharArrayOffset position = 0; position < aLength;) {
UniCharArrayOffset offset;
status = UCFindTextBreak(breakLocator,
kUCTextBreakLineMask,
position == 0 ? kUCTextBreakLeadingEdgeMask :
(kUCTextBreakLeadingEdgeMask |
kUCTextBreakIterateMask),
aText,
aLength,
position,
&offset);
if (status != noErr)
break;
aBreakBefore[offset] = true;
position = offset;
}
UCDisposeTextBreakLocator(&breakLocator);
}
void createMACBrkIt() {
OSStatus status = noErr;
LocaleRef lref;
status = LocaleRefFromLocaleString(opt_locale, &lref);
status = UCCreateTextBreakLocator(lref, 0, kUCTextBreakAllMask, (TextBreakLocatorRef*)&breakRef);
if(opt_char == TRUE) {
macBreakType = kUCTextBreakClusterMask;
} else if(opt_word == TRUE) {
macBreakType = kUCTextBreakWordMask;
} else if(opt_line == TRUE) {
macBreakType = kUCTextBreakLineMask;
} else if(opt_sentence == TRUE) {
// error
// brkit = BreakIterator::createSentenceInstance(opt_locale, status);
} else {
// default is character iterator
macBreakType = kUCTextBreakClusterMask;
}
}
static inline TextBreakLocatorRef lineBreakLocator()
{
TextBreakLocatorRef locator = 0;
UCCreateTextBreakLocator(0, 0, kUCTextBreakLineMask, &locator);
return locator;
}
