FontFace* FontFace::create(Document* document, const StyleRuleFontFace* fontFaceRule)
{
const StylePropertySet& properties = fontFaceRule->properties();
// Obtain the font-family property and the src property. Both must be defined.
CSSValue* family = properties.getPropertyCSSValue(CSSPropertyFontFamily);
if (!family || (!family->isFontFamilyValue() && !family->isPrimitiveValue()))
return nullptr;
CSSValue* src = properties.getPropertyCSSValue(CSSPropertySrc);
if (!src || !src->isValueList())
return nullptr;
FontFace* fontFace = new FontFace(document);
if (fontFace->setFamilyValue(*family)
&& fontFace->setPropertyFromStyle(properties, CSSPropertyFontStyle)
&& fontFace->setPropertyFromStyle(properties, CSSPropertyFontWeight)
&& fontFace->setPropertyFromStyle(properties, CSSPropertyFontStretch)
&& fontFace->setPropertyFromStyle(properties, CSSPropertyUnicodeRange)
&& fontFace->setPropertyFromStyle(properties, CSSPropertyFontVariant)
&& fontFace->setPropertyFromStyle(properties, CSSPropertyFontFeatureSettings)
&& fontFace->setPropertyFromStyle(properties, CSSPropertyFontDisplay)
&& !fontFace->family().isEmpty()
&& fontFace->traits().bitfield()) {
fontFace->initCSSFontFace(document, src);
return fontFace;
}
return nullptr;
}
FontFace* FontFace::create(ExecutionContext* context, const AtomicString& family, const String& source, const FontFaceDescriptors& descriptors)
{
FontFace* fontFace = new FontFace(context, family, descriptors);
CSSValue* src = parseCSSValue(toDocument(context), source, CSSPropertySrc);
if (!src || !src->isValueList())
fontFace->setError(DOMException::create(SyntaxError, "The source provided ('" + source + "') could not be parsed as a value list."));
fontFace->initCSSFontFace(toDocument(context), src);
return fontFace;
}
FontFace* FontFace::create(ExecutionContext* context, const AtomicString& family, DOMArrayBuffer* source, const FontFaceDescriptors& descriptors)
{
FontFace* fontFace = new FontFace(context, family, descriptors);
fontFace->initCSSFontFace(static_cast<const unsigned char*>(source->data()), source->byteLength());
return fontFace;
}
