void buildNameToFamilyMap(SkTDArray<FontFamily*> families) {
for (int i = 0; i < families.count(); i++) {
FontFamily& family = *families[i];
SkTDArray<NameToFamily>* nameToFamily = &fNameToFamilyMap;
if (family.fIsFallbackFont) {
nameToFamily = &fFallbackNameToFamilyMap;
if (0 == family.fNames.count()) {
SkString& fallbackName = family.fNames.push_back();
fallbackName.printf("%.2x##fallback", i);
}
}
SkFontStyleSet_Android* newSet =
SkNEW_ARGS(SkFontStyleSet_Android, (family, fScanner));
if (0 == newSet->count()) {
SkDELETE(newSet);
continue;
}
fFontStyleSets.push_back().reset(newSet);
for (int j = 0; j < family.fNames.count(); j++) {
NameToFamily* nextEntry = nameToFamily->append();
SkNEW_PLACEMENT_ARGS(&nextEntry->name, SkString, (family.fNames[j]));
nextEntry->styleSet = newSet;
}
}
}
static sk_sp<SkTypeface_AndroidSystem> find_family_style_character(
const SkTArray<NameToFamily, true>& fallbackNameToFamilyMap,
const SkFontStyle& style, bool elegant,
const SkString& langTag, SkUnichar character)
{
for (int i = 0; i < fallbackNameToFamilyMap.count(); ++i) {
SkFontStyleSet_Android* family = fallbackNameToFamilyMap[i].styleSet;
sk_sp<SkTypeface_AndroidSystem> face(family->matchStyle(style));
if (!langTag.isEmpty() && !face->fLang.getTag().startsWith(langTag.c_str())) {
continue;
}
if (SkToBool(face->fVariantStyle & kElegant_FontVariant) != elegant) {
continue;
}
SkPaint paint;
paint.setTypeface(face);
paint.setTextEncoding(SkPaint::kUTF32_TextEncoding);
uint16_t glyphID;
paint.textToGlyphs(&character, sizeof(character), &glyphID);
if (glyphID != 0) {
return face;
}
}
return nullptr;
}
void buildNameToFamilyMap(SkTDArray<FontFamily*> families, const bool isolated) {
for (int i = 0; i < families.count(); i++) {
FontFamily& family = *families[i];
SkTDArray<NameToFamily>* nameToFamily = &fNameToFamilyMap;
if (family.fIsFallbackFont) {
nameToFamily = &fFallbackNameToFamilyMap;
if (0 == family.fNames.count()) {
SkString& fallbackName = family.fNames.push_back();
fallbackName.printf("%.2x##fallback", i);
}
}
SkFontStyleSet_Android* newSet = new SkFontStyleSet_Android(family, fScanner, isolated);
if (0 == newSet->count()) {
delete newSet;
continue;
}
fFontStyleSets.push_back().reset(newSet);
for (int j = 0; j < family.fNames.count(); j++) {
NameToFamily* nextEntry = nameToFamily->append();
new (&nextEntry->name) SkString(family.fNames[j]);
nextEntry->styleSet = newSet;
}
}
}