void FontFace::initCSSFontFace(Document* document, PassRefPtrWillBeRawPtr<CSSValue> src)
{
m_cssFontFace = createCSSFontFace(this, m_unicodeRange.get());
if (m_error)
return;
// Each item in the src property's list is a single CSSFontFaceSource. Put them all into a CSSFontFace.
ASSERT(src);
ASSERT(src->isValueList());
CSSValueList* srcList = toCSSValueList(src.get());
int srcLength = srcList->length();
bool foundSVGFont = false;
for (int i = 0; i < srcLength; i++) {
// An item in the list either specifies a string (local font name) or a URL (remote font to download).
CSSFontFaceSrcValue* item = toCSSFontFaceSrcValue(srcList->item(i));
OwnPtrWillBeRawPtr<CSSFontFaceSource> source = nullptr;
#if ENABLE(SVG_FONTS)
foundSVGFont = item->isSVGFontFaceSrc() || item->svgFontFaceElement();
#endif
if (!item->isLocal()) {
Settings* settings = document ? document->frame() ? document->frame()->settings() : 0 : 0;
bool allowDownloading = foundSVGFont || (settings && settings->downloadableBinaryFontsEnabled());
if (allowDownloading && item->isSupportedFormat() && document) {
FontResource* fetched = item->fetch(document);
if (fetched) {
FontLoader* fontLoader = document->styleEngine()->fontSelector()->fontLoader();
#if ENABLE(SVG_FONTS)
if (foundSVGFont) {
source = adoptPtrWillBeNoop(new SVGRemoteFontFaceSource(item->resource(), fetched, fontLoader));
} else
#endif
{
source = adoptPtrWillBeNoop(new RemoteFontFaceSource(fetched, fontLoader));
}
}
}
} else {
#if ENABLE(SVG_FONTS)
if (item->svgFontFaceElement()) {
RefPtrWillBeRawPtr<SVGFontFaceElement> fontfaceElement = item->svgFontFaceElement();
// SVGFontFaceSource assumes that it is the case where <font-face> element resides in the same document.
// We put a RELEASE_ASSERT here as it will cause UAF if the assumption is false.
RELEASE_ASSERT(fontfaceElement->inDocument());
RELEASE_ASSERT(fontfaceElement->document() == document);
source = adoptPtrWillBeNoop(new SVGFontFaceSource(fontfaceElement.get()));
} else
#endif
{
source = adoptPtrWillBeNoop(new LocalFontFaceSource(item->resource()));
}
}
if (source)
m_cssFontFace->addSource(source.release());
}
}
void FontFace::initCSSFontFace(Document* document, PassRefPtrWillBeRawPtr<CSSValue> src)
{
m_cssFontFace = createCSSFontFace(this, m_unicodeRange.get());
if (m_error)
return;
// Each item in the src property's list is a single CSSFontFaceSource. Put them all into a CSSFontFace.
ASSERT(src);
ASSERT(src->isValueList());
CSSValueList* srcList = toCSSValueList(src.get());
int srcLength = srcList->length();
for (int i = 0; i < srcLength; i++) {
// An item in the list either specifies a string (local font name) or a URL (remote font to download).
CSSFontFaceSrcValue* item = toCSSFontFaceSrcValue(srcList->item(i));
OwnPtrWillBeRawPtr<CSSFontFaceSource> source = nullptr;
if (!item->isLocal()) {
const Settings* settings = document ? document->settings() : nullptr;
bool allowDownloading = settings && settings->downloadableBinaryFontsEnabled();
if (allowDownloading && item->isSupportedFormat() && document) {
FontResource* fetched = item->fetch(document);
if (fetched) {
FontLoader* fontLoader = document->styleEngine().fontSelector()->fontLoader();
source = adoptPtrWillBeNoop(new RemoteFontFaceSource(fetched, fontLoader));
}
}
} else {
source = adoptPtrWillBeNoop(new LocalFontFaceSource(item->resource()));
}
if (source)
m_cssFontFace->addSource(source.release());
}
}
String CSSValue::cssText() const
{
if (m_isTextClone) {
ASSERT(isCSSOMSafe());
return toTextCloneCSSValue(this)->cssText();
}
ASSERT(!isCSSOMSafe() || isSubtypeExposedToCSSOM());
switch (classType()) {
case AspectRatioClass:
return toCSSAspectRatioValue(this)->customCSSText();
case BorderImageSliceClass:
return toCSSBorderImageSliceValue(this)->customCSSText();
case FontClass:
return toCSSFontValue(this)->customCSSText();
case FontFaceSrcClass:
return toCSSFontFaceSrcValue(this)->customCSSText();
case FontFeatureClass:
return toCSSFontFeatureValue(this)->customCSSText();
case FunctionClass:
return toCSSFunctionValue(this)->customCSSText();
case LinearGradientClass:
return toCSSLinearGradientValue(this)->customCSSText();
case RadialGradientClass:
return toCSSRadialGradientValue(this)->customCSSText();
case CrossfadeClass:
return toCSSCrossfadeValue(this)->customCSSText();
case ImageClass:
return toCSSImageValue(this)->customCSSText();
case InheritedClass:
return toCSSInheritedValue(this)->customCSSText();
case InitialClass:
return toCSSInitialValue(this)->customCSSText();
case PrimitiveClass:
return toCSSPrimitiveValue(this)->customCSSText();
case ShadowClass:
return toCSSShadowValue(this)->customCSSText();
case CubicBezierTimingFunctionClass:
return toCSSCubicBezierTimingFunctionValue(this)->customCSSText();
case StepsTimingFunctionClass:
return toCSSStepsTimingFunctionValue(this)->customCSSText();
case UnicodeRangeClass:
return toCSSUnicodeRangeValue(this)->customCSSText();
case ValueListClass:
return toCSSValueList(this)->customCSSText();
case CSSTransformClass:
return toCSSTransformValue(this)->customCSSText();
case LineBoxContainClass:
return toCSSLineBoxContainValue(this)->customCSSText();
case CalculationClass:
return toCSSCalcValue(this)->customCSSText();
case ImageSetClass:
return toCSSImageSetValue(this)->customCSSText();
case CSSFilterClass:
return toCSSFilterValue(this)->customCSSText();
}
ASSERT_NOT_REACHED();
return String();
}
PassRefPtr<CSSFontFace> FontFace::createCSSFontFace(Document* document)
{
RefPtr<CSSFontFace> cssFontFace = CSSFontFace::create(this);
// Each item in the src property's list is a single CSSFontFaceSource. Put them all into a CSSFontFace.
CSSValueList* srcList = toCSSValueList(m_src.get());
int srcLength = srcList->length();
bool foundSVGFont = false;
for (int i = 0; i < srcLength; i++) {
// An item in the list either specifies a string (local font name) or a URL (remote font to download).
CSSFontFaceSrcValue* item = toCSSFontFaceSrcValue(srcList->itemWithoutBoundsCheck(i));
OwnPtr<CSSFontFaceSource> source;
#if ENABLE(SVG_FONTS)
foundSVGFont = item->isSVGFontFaceSrc() || item->svgFontFaceElement();
#endif
if (!item->isLocal()) {
Settings* settings = document ? document->frame() ? document->frame()->settings() : 0 : 0;
bool allowDownloading = foundSVGFont || (settings && settings->downloadableBinaryFontsEnabled());
if (allowDownloading && item->isSupportedFormat() && document) {
FontResource* fetched = item->fetch(document);
if (fetched) {
source = adoptPtr(new CSSFontFaceSource(item->resource(), fetched));
#if ENABLE(SVG_FONTS)
if (foundSVGFont)
source->setHasExternalSVGFont(true);
#endif
}
}
} else {
source = adoptPtr(new CSSFontFaceSource(item->resource()));
}
if (source) {
#if ENABLE(SVG_FONTS)
source->setSVGFontFaceElement(item->svgFontFaceElement());
#endif
cssFontFace->addSource(source.release());
}
}
if (CSSValueList* rangeList = toCSSValueList(m_unicodeRange.get())) {
unsigned numRanges = rangeList->length();
for (unsigned i = 0; i < numRanges; i++) {
CSSUnicodeRangeValue* range = toCSSUnicodeRangeValue(rangeList->itemWithoutBoundsCheck(i));
cssFontFace->ranges().add(range->from(), range->to());
}
}
return cssFontFace;
}
bool CSSValue::hasFailedOrCanceledSubresources() const {
if (isValueList())
return toCSSValueList(this)->hasFailedOrCanceledSubresources();
if (getClassType() == FontFaceSrcClass)
return toCSSFontFaceSrcValue(this)->hasFailedOrCanceledSubresources();
if (getClassType() == ImageClass)
return toCSSImageValue(this)->hasFailedOrCanceledSubresources();
if (getClassType() == CrossfadeClass)
return toCSSCrossfadeValue(this)->hasFailedOrCanceledSubresources();
if (getClassType() == ImageSetClass)
return toCSSImageSetValue(this)->hasFailedOrCanceledSubresources();
return false;
}
void CSSValue::addSubresourceStyleURLs(ListHashSet<URL>& urls, const StyleSheetContents* styleSheet) const
{
// This should get called for internal instances only.
ASSERT(!isCSSOMSafe());
if (isPrimitiveValue())
toCSSPrimitiveValue(this)->addSubresourceStyleURLs(urls, styleSheet);
else if (isValueList())
toCSSValueList(this)->addSubresourceStyleURLs(urls, styleSheet);
else if (classType() == FontFaceSrcClass)
toCSSFontFaceSrcValue(this)->addSubresourceStyleURLs(urls, styleSheet);
else if (classType() == ReflectClass)
toCSSReflectValue(this)->addSubresourceStyleURLs(urls, styleSheet);
}
void FontFace::initCSSFontFace(Document* document, PassRefPtrWillBeRawPtr<CSSValue> src)
{
m_cssFontFace = createCSSFontFace(this, m_unicodeRange.get());
// Each item in the src property's list is a single CSSFontFaceSource. Put them all into a CSSFontFace.
CSSValueList* srcList = toCSSValueList(src.get());
int srcLength = srcList->length();
bool foundSVGFont = false;
for (int i = 0; i < srcLength; i++) {
// An item in the list either specifies a string (local font name) or a URL (remote font to download).
CSSFontFaceSrcValue* item = toCSSFontFaceSrcValue(srcList->itemWithoutBoundsCheck(i));
OwnPtr<CSSFontFaceSource> source;
#if ENABLE(SVG_FONTS)
foundSVGFont = item->isSVGFontFaceSrc() || item->svgFontFaceElement();
#endif
if (!item->isLocal()) {
Settings* settings = document ? document->frame() ? document->frame()->settings() : 0 : 0;
bool allowDownloading = foundSVGFont || (settings && settings->downloadableBinaryFontsEnabled());
if (allowDownloading && item->isSupportedFormat() && document) {
FontResource* fetched = item->fetch(document);
if (fetched) {
#if ENABLE(SVG_FONTS)
if (foundSVGFont) {
source = adoptPtr(new SVGRemoteFontFaceSource(item->resource(), fetched));
} else
#endif
{
source = adoptPtr(new RemoteFontFaceSource(fetched));
}
}
}
} else {
#if ENABLE(SVG_FONTS)
if (item->svgFontFaceElement()) {
source = adoptPtr(new SVGFontFaceSource(item->svgFontFaceElement()));
} else
#endif
{
source = adoptPtr(new LocalFontFaceSource(item->resource()));
}
}
if (source)
m_cssFontFace->addSource(source.release());
}
}
bool CSSValue::hasFailedOrCanceledSubresources() const
{
// This should get called for internal instances only.
ASSERT(!isCSSOMSafe());
if (isValueList())
return toCSSValueList(this)->hasFailedOrCanceledSubresources();
if (classType() == FontFaceSrcClass)
return toCSSFontFaceSrcValue(this)->hasFailedOrCanceledSubresources();
if (classType() == ImageClass)
return toCSSImageValue(this)->hasFailedOrCanceledSubresources();
if (classType() == CrossfadeClass)
return toCSSCrossfadeValue(this)->hasFailedOrCanceledSubresources();
if (classType() == ImageSetClass)
return toCSSImageSetValue(this)->hasFailedOrCanceledSubresources();
return false;
}
void SVGFontFaceElement::rebuildFontFace()
{
if (!inDocument()) {
ASSERT(!m_fontElement);
return;
}
bool describesParentFont = isSVGFontElement(*parentNode());
RefPtrWillBeRawPtr<CSSValueList> list = nullptr;
if (describesParentFont) {
m_fontElement = toSVGFontElement(parentNode());
list = CSSValueList::createCommaSeparated();
list->append(CSSFontFaceSrcValue::createLocal(fontFamily()));
} else {
m_fontElement = nullptr;
// we currently ignore all but the last src element, alternatively we could concat them
if (SVGFontFaceSrcElement* element = Traversal<SVGFontFaceSrcElement>::lastChild(*this))
list = element->srcValue();
}
if (!list || !list->length())
return;
// Parse in-memory CSS rules
m_fontFaceRule->mutableProperties().addParsedProperty(CSSProperty(CSSPropertySrc, list));
if (describesParentFont) {
// Traverse parsed CSS values and associate CSSFontFaceSrcValue elements with ourselves.
RefPtrWillBeRawPtr<CSSValue> src = m_fontFaceRule->properties().getPropertyCSSValue(CSSPropertySrc);
CSSValueList* srcList = toCSSValueList(src.get());
unsigned srcLength = srcList ? srcList->length() : 0;
for (unsigned i = 0; i < srcLength; i++) {
if (CSSFontFaceSrcValue* item = toCSSFontFaceSrcValue(srcList->item(i)))
item->setSVGFontFaceElement(this);
}
}
document().styleResolverChanged();
}
void FontFace::initCSSFontFace(Document* document, CSSValue* src)
{
m_cssFontFace = createCSSFontFace(this, m_unicodeRange.get());
if (m_error)
return;
// Each item in the src property's list is a single CSSFontFaceSource. Put them all into a CSSFontFace.
ASSERT(src);
ASSERT(src->isValueList());
CSSValueList* srcList = toCSSValueList(src);
int srcLength = srcList->length();
for (int i = 0; i < srcLength; i++) {
// An item in the list either specifies a string (local font name) or a URL (remote font to download).
CSSFontFaceSrcValue* item = toCSSFontFaceSrcValue(srcList->item(i));
CSSFontFaceSource* source = nullptr;
if (!item->isLocal()) {
const Settings* settings = document ? document->settings() : nullptr;
bool allowDownloading = settings && settings->downloadableBinaryFontsEnabled();
if (allowDownloading && item->isSupportedFormat() && document) {
FontResource* fetched = item->fetch(document);
if (fetched) {
CSSFontSelector* fontSelector = document->styleEngine().fontSelector();
source = new RemoteFontFaceSource(fetched, fontSelector, CSSValueToFontDisplay(m_display.get()));
}
}
} else {
source = new LocalFontFaceSource(item->resource());
}
if (source)
m_cssFontFace->addSource(source);
}
if (m_display) {
DEFINE_STATIC_LOCAL(EnumerationHistogram, fontDisplayHistogram, ("WebFont.FontDisplayValue", FontDisplayEnumMax));
fontDisplayHistogram.count(CSSValueToFontDisplay(m_display.get()));
}
}
void PageSerializer::retrieveResourcesForCSSValue(CSSValue* cssValue, Document* document)
{
if (cssValue->isImageValue()) {
CSSImageValue* imageValue = toCSSImageValue(cssValue);
StyleImage* styleImage = imageValue->cachedOrPendingImage();
// Non cached-images are just place-holders and do not contain data.
if (!styleImage || !styleImage->isImageResource())
return;
addImageToResources(styleImage->cachedImage(), 0, styleImage->cachedImage()->url());
} else if (cssValue->isFontFaceSrcValue()) {
CSSFontFaceSrcValue* fontFaceSrcValue = toCSSFontFaceSrcValue(cssValue);
if (fontFaceSrcValue->isLocal()) {
return;
}
addFontToResources(fontFaceSrcValue->fetch(document));
} else if (cssValue->isValueList()) {
CSSValueList* cssValueList = toCSSValueList(cssValue);
for (unsigned i = 0; i < cssValueList->length(); i++)
retrieveResourcesForCSSValue(cssValueList->item(i), document);
}
}
void CSSValue::trace(Visitor* visitor)
{
if (m_isTextClone) {
ASSERT(isCSSOMSafe());
toTextCloneCSSValue(this)->traceAfterDispatch(visitor);
return;
}
ASSERT(!isCSSOMSafe() || isSubtypeExposedToCSSOM());
switch (classType()) {
case AspectRatioClass:
toCSSAspectRatioValue(this)->traceAfterDispatch(visitor);
return;
case BorderImageSliceClass:
toCSSBorderImageSliceValue(this)->traceAfterDispatch(visitor);
return;
case CanvasClass:
toCSSCanvasValue(this)->traceAfterDispatch(visitor);
return;
case CursorImageClass:
toCSSCursorImageValue(this)->traceAfterDispatch(visitor);
return;
case FontClass:
toCSSFontValue(this)->traceAfterDispatch(visitor);
return;
case FontFaceSrcClass:
toCSSFontFaceSrcValue(this)->traceAfterDispatch(visitor);
return;
case FontFeatureClass:
toCSSFontFeatureValue(this)->traceAfterDispatch(visitor);
return;
case FunctionClass:
toCSSFunctionValue(this)->traceAfterDispatch(visitor);
return;
case LinearGradientClass:
toCSSLinearGradientValue(this)->traceAfterDispatch(visitor);
return;
case RadialGradientClass:
toCSSRadialGradientValue(this)->traceAfterDispatch(visitor);
return;
case CrossfadeClass:
toCSSCrossfadeValue(this)->traceAfterDispatch(visitor);
return;
case ImageClass:
toCSSImageValue(this)->traceAfterDispatch(visitor);
return;
case InheritedClass:
toCSSInheritedValue(this)->traceAfterDispatch(visitor);
return;
case InitialClass:
toCSSInitialValue(this)->traceAfterDispatch(visitor);
return;
case GridLineNamesClass:
toCSSGridLineNamesValue(this)->traceAfterDispatch(visitor);
return;
case GridTemplateAreasClass:
toCSSGridTemplateAreasValue(this)->traceAfterDispatch(visitor);
return;
case PrimitiveClass:
toCSSPrimitiveValue(this)->traceAfterDispatch(visitor);
return;
case ShadowClass:
toCSSShadowValue(this)->traceAfterDispatch(visitor);
return;
case CubicBezierTimingFunctionClass:
toCSSCubicBezierTimingFunctionValue(this)->traceAfterDispatch(visitor);
return;
case StepsTimingFunctionClass:
toCSSStepsTimingFunctionValue(this)->traceAfterDispatch(visitor);
return;
case UnicodeRangeClass:
toCSSUnicodeRangeValue(this)->traceAfterDispatch(visitor);
return;
case ValueListClass:
toCSSValueList(this)->traceAfterDispatch(visitor);
return;
case CSSTransformClass:
toCSSTransformValue(this)->traceAfterDispatch(visitor);
return;
case LineBoxContainClass:
toCSSLineBoxContainValue(this)->traceAfterDispatch(visitor);
return;
case CalculationClass:
toCSSCalcValue(this)->traceAfterDispatch(visitor);
return;
case ImageSetClass:
toCSSImageSetValue(this)->traceAfterDispatch(visitor);
return;
case CSSFilterClass:
toCSSFilterValue(this)->traceAfterDispatch(visitor);
return;
}
ASSERT_NOT_REACHED();
}
void CSSValue::finalizeGarbageCollectedObject() {
switch (getClassType()) {
case BasicShapeCircleClass:
toCSSBasicShapeCircleValue(this)->~CSSBasicShapeCircleValue();
return;
case BasicShapeEllipseClass:
toCSSBasicShapeEllipseValue(this)->~CSSBasicShapeEllipseValue();
return;
case BasicShapePolygonClass:
toCSSBasicShapePolygonValue(this)->~CSSBasicShapePolygonValue();
return;
case BasicShapeInsetClass:
toCSSBasicShapeInsetValue(this)->~CSSBasicShapeInsetValue();
return;
case BorderImageSliceClass:
toCSSBorderImageSliceValue(this)->~CSSBorderImageSliceValue();
return;
case ColorClass:
toCSSColorValue(this)->~CSSColorValue();
return;
case CounterClass:
toCSSCounterValue(this)->~CSSCounterValue();
return;
case CursorImageClass:
toCSSCursorImageValue(this)->~CSSCursorImageValue();
return;
case FontFaceSrcClass:
toCSSFontFaceSrcValue(this)->~CSSFontFaceSrcValue();
return;
case FontFamilyClass:
toCSSFontFamilyValue(this)->~CSSFontFamilyValue();
return;
case FontFeatureClass:
toCSSFontFeatureValue(this)->~CSSFontFeatureValue();
return;
case FunctionClass:
toCSSFunctionValue(this)->~CSSFunctionValue();
return;
case LinearGradientClass:
toCSSLinearGradientValue(this)->~CSSLinearGradientValue();
return;
case RadialGradientClass:
toCSSRadialGradientValue(this)->~CSSRadialGradientValue();
return;
case CrossfadeClass:
toCSSCrossfadeValue(this)->~CSSCrossfadeValue();
return;
case PaintClass:
toCSSPaintValue(this)->~CSSPaintValue();
return;
case CustomIdentClass:
toCSSCustomIdentValue(this)->~CSSCustomIdentValue();
return;
case ImageClass:
toCSSImageValue(this)->~CSSImageValue();
return;
case InheritedClass:
toCSSInheritedValue(this)->~CSSInheritedValue();
return;
case InitialClass:
toCSSInitialValue(this)->~CSSInitialValue();
return;
case UnsetClass:
toCSSUnsetValue(this)->~CSSUnsetValue();
return;
case GridAutoRepeatClass:
toCSSGridAutoRepeatValue(this)->~CSSGridAutoRepeatValue();
return;
case GridLineNamesClass:
toCSSGridLineNamesValue(this)->~CSSGridLineNamesValue();
return;
case GridTemplateAreasClass:
toCSSGridTemplateAreasValue(this)->~CSSGridTemplateAreasValue();
return;
case PathClass:
toCSSPathValue(this)->~CSSPathValue();
return;
case PrimitiveClass:
toCSSPrimitiveValue(this)->~CSSPrimitiveValue();
return;
case IdentifierClass:
toCSSIdentifierValue(this)->~CSSIdentifierValue();
return;
case QuadClass:
toCSSQuadValue(this)->~CSSQuadValue();
return;
case ReflectClass:
toCSSReflectValue(this)->~CSSReflectValue();
return;
case ShadowClass:
toCSSShadowValue(this)->~CSSShadowValue();
return;
case StringClass:
toCSSStringValue(this)->~CSSStringValue();
return;
case CubicBezierTimingFunctionClass:
toCSSCubicBezierTimingFunctionValue(this)
->~CSSCubicBezierTimingFunctionValue();
return;
case StepsTimingFunctionClass:
toCSSStepsTimingFunctionValue(this)->~CSSStepsTimingFunctionValue();
return;
case UnicodeRangeClass:
toCSSUnicodeRangeValue(this)->~CSSUnicodeRangeValue();
return;
case URIClass:
toCSSURIValue(this)->~CSSURIValue();
return;
case ValueListClass:
toCSSValueList(this)->~CSSValueList();
return;
case ValuePairClass:
toCSSValuePair(this)->~CSSValuePair();
return;
case ImageSetClass:
toCSSImageSetValue(this)->~CSSImageSetValue();
return;
case CSSContentDistributionClass:
toCSSContentDistributionValue(this)->~CSSContentDistributionValue();
return;
case VariableReferenceClass:
toCSSVariableReferenceValue(this)->~CSSVariableReferenceValue();
return;
case CustomPropertyDeclarationClass:
toCSSCustomPropertyDeclaration(this)->~CSSCustomPropertyDeclaration();
return;
case PendingSubstitutionValueClass:
toCSSPendingSubstitutionValue(this)->~CSSPendingSubstitutionValue();
return;
}
ASSERT_NOT_REACHED();
}
String CSSValue::cssText() const
{
if (m_isTextClone) {
ASSERT(isCSSOMSafe());
return static_cast<const TextCloneCSSValue*>(this)->cssText();
}
ASSERT(!isCSSOMSafe() || isSubtypeExposedToCSSOM());
switch (classType()) {
case AspectRatioClass:
return toCSSAspectRatioValue(this)->customCSSText();
case BorderImageSliceClass:
return toCSSBorderImageSliceValue(this)->customCSSText();
case CanvasClass:
return toCSSCanvasValue(this)->customCSSText();
case CursorImageClass:
return toCSSCursorImageValue(this)->customCSSText();
#if ENABLE(CSS_FILTERS)
case FilterImageClass:
return toCSSFilterImageValue(this)->customCSSText();
#endif
case FontClass:
return toCSSFontValue(this)->customCSSText();
case FontFaceSrcClass:
return toCSSFontFaceSrcValue(this)->customCSSText();
case FontFeatureClass:
return toCSSFontFeatureValue(this)->customCSSText();
case FunctionClass:
return toCSSFunctionValue(this)->customCSSText();
case LinearGradientClass:
return toCSSLinearGradientValue(this)->customCSSText();
case RadialGradientClass:
return toCSSRadialGradientValue(this)->customCSSText();
case CrossfadeClass:
return toCSSCrossfadeValue(this)->customCSSText();
case ImageClass:
return toCSSImageValue(this)->customCSSText();
case InheritedClass:
return toCSSInheritedValue(this)->customCSSText();
case InitialClass:
return toCSSInitialValue(this)->customCSSText();
#if ENABLE(CSS_GRID_LAYOUT)
case GridLineNamesClass:
return toCSSGridLineNamesValue(this)->customCSSText();
case GridTemplateAreasClass:
return toCSSGridTemplateAreasValue(this)->customCSSText();
#endif
case PrimitiveClass:
return toCSSPrimitiveValue(this)->customCSSText();
case ReflectClass:
return toCSSReflectValue(this)->customCSSText();
case ShadowClass:
return toCSSShadowValue(this)->customCSSText();
case CubicBezierTimingFunctionClass:
return toCSSCubicBezierTimingFunctionValue(this)->customCSSText();
case StepsTimingFunctionClass:
return toCSSStepsTimingFunctionValue(this)->customCSSText();
case UnicodeRangeClass:
return toCSSUnicodeRangeValue(this)->customCSSText();
case ValueListClass:
return toCSSValueList(this)->customCSSText();
case WebKitCSSTransformClass:
return toWebKitCSSTransformValue(this)->customCSSText();
case LineBoxContainClass:
return toCSSLineBoxContainValue(this)->customCSSText();
case CalculationClass:
return toCSSCalcValue(this)->customCSSText();
#if ENABLE(CSS_IMAGE_SET)
case ImageSetClass:
return toCSSImageSetValue(this)->customCSSText();
#endif
#if ENABLE(CSS_FILTERS)
case WebKitCSSFilterClass:
return toWebKitCSSFilterValue(this)->customCSSText();
#endif
case SVGColorClass:
return toSVGColor(this)->customCSSText();
case SVGPaintClass:
return toSVGPaint(this)->customCSSText();
}
ASSERT_NOT_REACHED();
return String();
}
void CSSValue::finalizeGarbageCollectedObject()
{
switch (classType()) {
case BorderImageSliceClass:
toCSSBorderImageSliceValue(this)->~CSSBorderImageSliceValue();
return;
case CanvasClass:
toCSSCanvasValue(this)->~CSSCanvasValue();
return;
case CounterClass:
toCSSCounterValue(this)->~CSSCounterValue();
return;
case CursorImageClass:
toCSSCursorImageValue(this)->~CSSCursorImageValue();
return;
case FontFaceSrcClass:
toCSSFontFaceSrcValue(this)->~CSSFontFaceSrcValue();
return;
case FontFeatureClass:
toCSSFontFeatureValue(this)->~CSSFontFeatureValue();
return;
case FunctionClass:
toCSSFunctionValue(this)->~CSSFunctionValue();
return;
case LinearGradientClass:
toCSSLinearGradientValue(this)->~CSSLinearGradientValue();
return;
case RadialGradientClass:
toCSSRadialGradientValue(this)->~CSSRadialGradientValue();
return;
case CrossfadeClass:
toCSSCrossfadeValue(this)->~CSSCrossfadeValue();
return;
case ImageClass:
toCSSImageValue(this)->~CSSImageValue();
return;
case InheritedClass:
toCSSInheritedValue(this)->~CSSInheritedValue();
return;
case InitialClass:
toCSSInitialValue(this)->~CSSInitialValue();
return;
case UnsetClass:
toCSSUnsetValue(this)->~CSSUnsetValue();
return;
case GridLineNamesClass:
toCSSGridLineNamesValue(this)->~CSSGridLineNamesValue();
return;
case GridTemplateAreasClass:
toCSSGridTemplateAreasValue(this)->~CSSGridTemplateAreasValue();
return;
case PathClass:
toCSSPathValue(this)->~CSSPathValue();
return;
case PrimitiveClass:
toCSSPrimitiveValue(this)->~CSSPrimitiveValue();
return;
case QuadClass:
toCSSQuadValue(this)->~CSSQuadValue();
return;
case ReflectClass:
toCSSReflectValue(this)->~CSSReflectValue();
return;
case ShadowClass:
toCSSShadowValue(this)->~CSSShadowValue();
return;
case CubicBezierTimingFunctionClass:
toCSSCubicBezierTimingFunctionValue(this)->~CSSCubicBezierTimingFunctionValue();
return;
case StepsTimingFunctionClass:
toCSSStepsTimingFunctionValue(this)->~CSSStepsTimingFunctionValue();
return;
case UnicodeRangeClass:
toCSSUnicodeRangeValue(this)->~CSSUnicodeRangeValue();
return;
case ValueListClass:
toCSSValueList(this)->~CSSValueList();
return;
case ValuePairClass:
toCSSValuePair(this)->~CSSValuePair();
return;
case ImageSetClass:
toCSSImageSetValue(this)->~CSSImageSetValue();
return;
case CSSSVGDocumentClass:
toCSSSVGDocumentValue(this)->~CSSSVGDocumentValue();
return;
case CSSContentDistributionClass:
toCSSContentDistributionValue(this)->~CSSContentDistributionValue();
return;
}
ASSERT_NOT_REACHED();
}
void CSSFontSelector::addFontFaceRule(const StyleRuleFontFace* fontFaceRule)
{
// Obtain the font-family property and the src property. Both must be defined.
const StylePropertySet& style = fontFaceRule->properties();
RefPtr<CSSValue> fontFamily = style.getPropertyCSSValue(CSSPropertyFontFamily);
RefPtr<CSSValue> src = style.getPropertyCSSValue(CSSPropertySrc);
RefPtr<CSSValue> unicodeRange = style.getPropertyCSSValue(CSSPropertyUnicodeRange);
if (!fontFamily || !src || !fontFamily->isValueList() || !src->isValueList() || (unicodeRange && !unicodeRange->isValueList()))
return;
CSSValueList* familyList = toCSSValueList(fontFamily.get());
if (!familyList->length())
return;
CSSValueList* srcList = toCSSValueList(src.get());
if (!srcList->length())
return;
CSSValueList* rangeList = toCSSValueList(unicodeRange.get());
unsigned traitsMask = 0;
if (RefPtr<CSSValue> fontStyle = style.getPropertyCSSValue(CSSPropertyFontStyle)) {
if (!fontStyle->isPrimitiveValue())
return;
switch (toCSSPrimitiveValue(fontStyle.get())->getValueID()) {
case CSSValueNormal:
traitsMask |= FontStyleNormalMask;
break;
case CSSValueItalic:
case CSSValueOblique:
traitsMask |= FontStyleItalicMask;
break;
default:
break;
}
} else
traitsMask |= FontStyleNormalMask;
if (RefPtr<CSSValue> fontWeight = style.getPropertyCSSValue(CSSPropertyFontWeight)) {
if (!fontWeight->isPrimitiveValue())
return;
switch (toCSSPrimitiveValue(fontWeight.get())->getValueID()) {
case CSSValueBold:
case CSSValue700:
traitsMask |= FontWeight700Mask;
break;
case CSSValueNormal:
case CSSValue400:
traitsMask |= FontWeight400Mask;
break;
case CSSValue900:
traitsMask |= FontWeight900Mask;
break;
case CSSValue800:
traitsMask |= FontWeight800Mask;
break;
case CSSValue600:
traitsMask |= FontWeight600Mask;
break;
case CSSValue500:
traitsMask |= FontWeight500Mask;
break;
case CSSValue300:
traitsMask |= FontWeight300Mask;
break;
case CSSValue200:
traitsMask |= FontWeight200Mask;
break;
case CSSValue100:
traitsMask |= FontWeight100Mask;
break;
default:
break;
}
} else
traitsMask |= FontWeight400Mask;
if (RefPtr<CSSValue> fontVariant = style.getPropertyCSSValue(CSSPropertyFontVariant)) {
// font-variant descriptor can be a value list.
if (fontVariant->isPrimitiveValue()) {
RefPtr<CSSValueList> list = CSSValueList::createCommaSeparated();
list->append(fontVariant);
fontVariant = list;
} else if (!fontVariant->isValueList())
return;
CSSValueList* variantList = toCSSValueList(fontVariant.get());
unsigned numVariants = variantList->length();
if (!numVariants)
return;
for (unsigned i = 0; i < numVariants; ++i) {
switch (toCSSPrimitiveValue(variantList->itemWithoutBoundsCheck(i))->getValueID()) {
case CSSValueNormal:
traitsMask |= FontVariantNormalMask;
break;
case CSSValueSmallCaps:
traitsMask |= FontVariantSmallCapsMask;
break;
default:
break;
}
}
} else
traitsMask |= FontVariantMask;
// Each item in the src property's list is a single CSSFontFaceSource. Put them all into a CSSFontFace.
RefPtr<CSSFontFace> fontFace;
int srcLength = srcList->length();
bool foundSVGFont = false;
for (int i = 0; i < srcLength; i++) {
// An item in the list either specifies a string (local font name) or a URL (remote font to download).
CSSFontFaceSrcValue* item = toCSSFontFaceSrcValue(srcList->itemWithoutBoundsCheck(i));
OwnPtr<CSSFontFaceSource> source;
#if ENABLE(SVG_FONTS)
foundSVGFont = item->isSVGFontFaceSrc() || item->svgFontFaceElement();
#endif
if (!item->isLocal()) {
Settings* settings = m_document ? m_document->frame() ? &m_document->frame()->settings() : 0 : 0;
bool allowDownloading = foundSVGFont || (settings && settings->downloadableBinaryFontsEnabled());
if (allowDownloading && item->isSupportedFormat() && m_document) {
CachedFont* cachedFont = item->cachedFont(m_document);
if (cachedFont) {
source = adoptPtr(new CSSFontFaceSource(item->resource(), cachedFont));
#if ENABLE(SVG_FONTS)
if (foundSVGFont)
source->setHasExternalSVGFont(true);
#endif
}
}
} else {
source = adoptPtr(new CSSFontFaceSource(item->resource()));
}
if (!fontFace) {
RefPtr<CSSFontFaceRule> rule;
#if ENABLE(FONT_LOAD_EVENTS)
// FIXME: https://bugs.webkit.org/show_bug.cgi?id=112116 - This CSSFontFaceRule has no parent.
if (RuntimeEnabledFeatures::sharedFeatures().fontLoadEventsEnabled())
rule = static_pointer_cast<CSSFontFaceRule>(fontFaceRule->createCSSOMWrapper());
#endif
fontFace = CSSFontFace::create(static_cast<FontTraitsMask>(traitsMask), rule);
}
if (source) {
#if ENABLE(SVG_FONTS)
source->setSVGFontFaceElement(item->svgFontFaceElement());
#endif
fontFace->addSource(source.release());
}
}
ASSERT(fontFace);
if (fontFace && !fontFace->isValid())
return;
if (rangeList) {
unsigned numRanges = rangeList->length();
for (unsigned i = 0; i < numRanges; i++) {
CSSUnicodeRangeValue* range = static_cast<CSSUnicodeRangeValue*>(rangeList->itemWithoutBoundsCheck(i));
fontFace->addRange(range->from(), range->to());
}
}
// Hash under every single family name.
int familyLength = familyList->length();
for (int i = 0; i < familyLength; i++) {
CSSPrimitiveValue* item = toCSSPrimitiveValue(familyList->itemWithoutBoundsCheck(i));
String familyName;
if (item->isString()) {
familyName = item->getStringValue();
} else if (item->isValueID()) {
// We need to use the raw text for all the generic family types, since @font-face is a way of actually
// defining what font to use for those types.
switch (item->getValueID()) {
case CSSValueSerif:
familyName = serifFamily;
break;
case CSSValueSansSerif:
familyName = sansSerifFamily;
break;
case CSSValueCursive:
familyName = cursiveFamily;
break;
case CSSValueFantasy:
familyName = fantasyFamily;
break;
case CSSValueMonospace:
familyName = monospaceFamily;
break;
case CSSValueWebkitPictograph:
familyName = pictographFamily;
break;
default:
break;
}
}
if (familyName.isEmpty())
continue;
OwnPtr<Vector<RefPtr<CSSFontFace> > >& familyFontFaces = m_fontFaces.add(familyName, nullptr).iterator->value;
if (!familyFontFaces) {
familyFontFaces = adoptPtr(new Vector<RefPtr<CSSFontFace> >);
ASSERT(!m_locallyInstalledFontFaces.contains(familyName));
Vector<unsigned> locallyInstalledFontsTraitsMasks;
fontCache()->getTraitsInFamily(familyName, locallyInstalledFontsTraitsMasks);
if (unsigned numLocallyInstalledFaces = locallyInstalledFontsTraitsMasks.size()) {
OwnPtr<Vector<RefPtr<CSSFontFace> > > familyLocallyInstalledFaces = adoptPtr(new Vector<RefPtr<CSSFontFace> >);
for (unsigned i = 0; i < numLocallyInstalledFaces; ++i) {
RefPtr<CSSFontFace> locallyInstalledFontFace = CSSFontFace::create(static_cast<FontTraitsMask>(locallyInstalledFontsTraitsMasks[i]), 0, true);
locallyInstalledFontFace->addSource(adoptPtr(new CSSFontFaceSource(familyName)));
ASSERT(locallyInstalledFontFace->isValid());
familyLocallyInstalledFaces->append(locallyInstalledFontFace);
}
m_locallyInstalledFontFaces.set(familyName, familyLocallyInstalledFaces.release());
}
}
familyFontFaces->append(fontFace);
++m_version;
}
}
void CSSValue::destroy()
{
if (m_isTextClone) {
ASSERT(isCSSOMSafe());
delete static_cast<TextCloneCSSValue*>(this);
return;
}
ASSERT(!isCSSOMSafe() || isSubtypeExposedToCSSOM());
switch (classType()) {
case AspectRatioClass:
delete toCSSAspectRatioValue(this);
return;
case BorderImageSliceClass:
delete toCSSBorderImageSliceValue(this);
return;
case CanvasClass:
delete toCSSCanvasValue(this);
return;
case CursorImageClass:
delete toCSSCursorImageValue(this);
return;
case FontClass:
delete toCSSFontValue(this);
return;
case FontFaceSrcClass:
delete toCSSFontFaceSrcValue(this);
return;
case FontFeatureClass:
delete toCSSFontFeatureValue(this);
return;
case FunctionClass:
delete toCSSFunctionValue(this);
return;
case LinearGradientClass:
delete toCSSLinearGradientValue(this);
return;
case RadialGradientClass:
delete toCSSRadialGradientValue(this);
return;
case CrossfadeClass:
delete toCSSCrossfadeValue(this);
return;
case ImageClass:
delete toCSSImageValue(this);
return;
case InheritedClass:
delete toCSSInheritedValue(this);
return;
case InitialClass:
delete toCSSInitialValue(this);
return;
case GridTemplateClass:
delete toCSSGridTemplateValue(this);
return;
case PrimitiveClass:
delete toCSSPrimitiveValue(this);
return;
case ReflectClass:
delete toCSSReflectValue(this);
return;
case ShadowClass:
delete toCSSShadowValue(this);
return;
case CubicBezierTimingFunctionClass:
delete toCSSCubicBezierTimingFunctionValue(this);
return;
case StepsTimingFunctionClass:
delete toCSSStepsTimingFunctionValue(this);
return;
case UnicodeRangeClass:
delete toCSSUnicodeRangeValue(this);
return;
case ValueListClass:
delete toCSSValueList(this);
return;
case WebKitCSSTransformClass:
delete toWebKitCSSTransformValue(this);
return;
case LineBoxContainClass:
delete toCSSLineBoxContainValue(this);
return;
case CalculationClass:
delete toCSSCalcValue(this);
return;
#if ENABLE(CSS_IMAGE_SET)
case ImageSetClass:
delete toCSSImageSetValue(this);
return;
#endif
#if ENABLE(CSS_FILTERS)
case FilterImageClass:
delete toCSSFilterImageValue(this);
return;
case WebKitCSSFilterClass:
delete toWebKitCSSFilterValue(this);
return;
#if ENABLE(CSS_SHADERS)
case WebKitCSSArrayFunctionValueClass:
delete toWebKitCSSArrayFunctionValue(this);
return;
case WebKitCSSMatFunctionValueClass:
delete toWebKitCSSMatFunctionValue(this);
return;
case WebKitCSSMixFunctionValueClass:
delete toWebKitCSSMixFunctionValue(this);
return;
case WebKitCSSShaderClass:
delete toWebKitCSSShaderValue(this);
return;
#endif
#endif
#if ENABLE(SVG)
case SVGColorClass:
delete toSVGColor(this);
return;
case SVGPaintClass:
delete toSVGPaint(this);
return;
case WebKitCSSSVGDocumentClass:
delete toWebKitCSSSVGDocumentValue(this);
return;
#endif
}
ASSERT_NOT_REACHED();
}
