void StyleSheetContents::findFontFaceRules(
HeapVector<Member<const StyleRuleFontFace>>& fontFaceRules) {
for (unsigned i = 0; i < m_importRules.size(); ++i) {
if (!m_importRules[i]->styleSheet())
continue;
m_importRules[i]->styleSheet()->findFontFaceRules(fontFaceRules);
}
findFontFaceRulesFromRules(childRules(), fontFaceRules);
}
static void findFontFaceRulesFromRules(const WillBeHeapVector<RefPtrWillBeMember<StyleRuleBase> >& rules, WillBeHeapVector<RawPtrWillBeMember<const StyleRuleFontFace> >& fontFaceRules)
{
for (unsigned i = 0; i < rules.size(); ++i) {
StyleRuleBase* rule = rules[i].get();
if (rule->isFontFaceRule()) {
fontFaceRules.append(toStyleRuleFontFace(rule));
} else if (rule->isMediaRule()) {
StyleRuleMedia* mediaRule = toStyleRuleMedia(rule);
// We cannot know whether the media rule matches or not, but
// for safety, remove @font-face in the media rule (if exists).
findFontFaceRulesFromRules(mediaRule->childRules(), fontFaceRules);
}
}
}