void InternalSettings::setPictographFontFamily(const String& family, const String& script, ExceptionCode& ec)
{
InternalSettingsGuardForSettings();
UScriptCode code = scriptNameToCode(script);
if (code == USCRIPT_INVALID_CODE)
return;
m_backup.m_pictographFontFamilies.add(code, settings()->pictographFontFamily(code));
settings()->setPictographFontFamily(family, code);
}
void InternalSettings::setPictographFontFamily(const AtomicString& family, const String& script, ExceptionState& exceptionState)
{
InternalSettingsGuardForSettings();
UScriptCode code = scriptNameToCode(script);
if (code == USCRIPT_INVALID_CODE)
return;
if (settings()->genericFontFamilySettings().updatePictograph(family, code))
settings()->notifyGenericFontFamilyChange();
}
ExceptionOr<void> InternalSettings::setPictographFontFamily(const String& family, const String& script)
{
if (!m_page)
return Exception { INVALID_ACCESS_ERR };
UScriptCode code = scriptNameToCode(script);
if (code == USCRIPT_INVALID_CODE)
return { };
m_backup.m_pictographFontFamilies.add(code, settings().pictographFontFamily(code));
settings().setPictographFontFamily(family, code);
return { };
}
/**
* Registers standard transliterators with the system. Called by
* Transliterator during initialization. Scan all current targets and
* register those that are scripts T as Any-T/V.
*/
void AnyTransliterator::registerIDs() {
UErrorCode ec = U_ZERO_ERROR;
Hashtable seen(TRUE, ec);
int32_t sourceCount = Transliterator::_countAvailableSources();
for (int32_t s=0; s<sourceCount; ++s) {
UnicodeString source;
Transliterator::_getAvailableSource(s, source);
// Ignore the "Any" source
if (source.caseCompare(ANY, 3, 0 /*U_FOLD_CASE_DEFAULT*/) == 0) continue;
int32_t targetCount = Transliterator::_countAvailableTargets(source);
for (int32_t t=0; t<targetCount; ++t) {
UnicodeString target;
Transliterator::_getAvailableTarget(t, source, target);
// Only process each target once
if (seen.geti(target) != 0) continue;
ec = U_ZERO_ERROR;
seen.puti(target, 1, ec);
// Get the script code for the target. If not a script, ignore.
UScriptCode targetScript = scriptNameToCode(target);
if (targetScript == USCRIPT_INVALID_CODE) continue;
int32_t variantCount = Transliterator::_countAvailableVariants(source, target);
// assert(variantCount >= 1);
for (int32_t v=0; v<variantCount; ++v) {
UnicodeString variant;
Transliterator::_getAvailableVariant(v, source, target, variant);
UnicodeString id;
TransliteratorIDParser::STVtoID(UnicodeString(TRUE, ANY, 3), target, variant, id);
ec = U_ZERO_ERROR;
AnyTransliterator* t = new AnyTransliterator(id, target, variant,
targetScript, ec);
if (U_FAILURE(ec)) {
delete t;
} else {
Transliterator::_registerInstance(t);
Transliterator::_registerSpecialInverse(target, UnicodeString(TRUE, NULL_ID, 4), FALSE);
}
}
}
}
}
UScriptCode localeToScriptCodeForFontSelection(const String& locale)
{
static NeverDestroyed<LocaleScriptMap> localeScriptMap;
if (localeScriptMap.get().isEmpty()) {
for (size_t i = 0; i < sizeof(localeScriptList) / sizeof(LocaleScript); ++i)
localeScriptMap.get().set(ASCIILiteral(localeScriptList[i].locale), localeScriptList[i].script);
}
String canonicalLocale = locale.lower().replace('-', '_');
while (!canonicalLocale.isEmpty()) {
LocaleScriptMap::iterator it = localeScriptMap.get().find(canonicalLocale);
if (it != localeScriptMap.get().end())
return it->value;
size_t pos = canonicalLocale.reverseFind('_');
if (pos == notFound)
break;
UScriptCode code = scriptNameToCode(canonicalLocale.substring(pos + 1));
if (code != USCRIPT_INVALID_CODE && code != USCRIPT_UNKNOWN)
return code;
canonicalLocale = canonicalLocale.substring(0, pos);
}
return USCRIPT_COMMON;
}
static void setFontFamily(Settings* settings, const String& family, const String& script, SetFontFamilyFunction setter)
{
UScriptCode code = scriptNameToCode(script);
if (code != USCRIPT_INVALID_CODE)
(settings->*setter)(family, code);
}