SK_API SkFontMgr* SkFontMgr_New_DirectWrite(IDWriteFactory* factory,
IDWriteFontCollection* collection,
IDWriteFontFallback* fallback) {
if (nullptr == factory) {
factory = sk_get_dwrite_factory();
if (nullptr == factory) {
return nullptr;
}
}
SkTScopedComPtr<IDWriteFontCollection> systemFontCollection;
if (nullptr == collection) {
HRNM(factory->GetSystemFontCollection(&systemFontCollection, FALSE),
"Could not get system font collection.");
collection = systemFontCollection.get();
}
WCHAR localeNameStorage[LOCALE_NAME_MAX_LENGTH];
WCHAR* localeName = nullptr;
int localeNameLen = 0;
// Dynamically load GetUserDefaultLocaleName function, as it is not available on XP.
SkGetUserDefaultLocaleNameProc getUserDefaultLocaleNameProc = nullptr;
HRESULT hr = SkGetGetUserDefaultLocaleNameProc(&getUserDefaultLocaleNameProc);
if (nullptr == getUserDefaultLocaleNameProc) {
SK_TRACEHR(hr, "Could not get GetUserDefaultLocaleName.");
} else {
localeNameLen = getUserDefaultLocaleNameProc(localeNameStorage, LOCALE_NAME_MAX_LENGTH);
if (localeNameLen) {
localeName = localeNameStorage;
};
}
return new SkFontMgr_DirectWrite(factory, collection, fallback, localeName, localeNameLen);
}
SK_API SkFontMgr* SkFontMgr_New_DirectWrite(IDWriteFactory* factory) {
if (NULL == factory) {
factory = sk_get_dwrite_factory();
if (NULL == factory) {
return NULL;
}
}
SkTScopedComPtr<IDWriteFontCollection> sysFontCollection;
HRNM(SkFontMgr_GetFontCollectionToUse(&sysFontCollection, factory),
"Could not get system font collection.");
WCHAR localeNameStorage[LOCALE_NAME_MAX_LENGTH];
WCHAR* localeName = NULL;
int localeNameLen = 0;
// Dynamically load GetUserDefaultLocaleName function, as it is not available on XP.
SkGetUserDefaultLocaleNameProc getUserDefaultLocaleNameProc = NULL;
HRESULT hr = SkGetGetUserDefaultLocaleNameProc(&getUserDefaultLocaleNameProc);
if (NULL == getUserDefaultLocaleNameProc) {
SK_TRACEHR(hr, "Could not get GetUserDefaultLocaleName.");
} else {
localeNameLen = getUserDefaultLocaleNameProc(localeNameStorage, LOCALE_NAME_MAX_LENGTH);
if (localeNameLen) {
localeName = localeNameStorage;
};
}
return SkNEW_ARGS(SkFontMgr_DirectWrite, (factory, sysFontCollection.get(),
localeName, localeNameLen));
}