void FontBuilder::setFontVariantLigaturesValue(CSSValue* value)
{
FontDescriptionChangeScope scope(this);
FontDescription::LigaturesState commonLigaturesState = FontDescription::NormalLigaturesState;
FontDescription::LigaturesState discretionaryLigaturesState = FontDescription::NormalLigaturesState;
FontDescription::LigaturesState historicalLigaturesState = FontDescription::NormalLigaturesState;
FontDescription::LigaturesState contextualLigaturesState = FontDescription::NormalLigaturesState;
if (value->isValueList()) {
CSSValueList* valueList = toCSSValueList(value);
for (size_t i = 0; i < valueList->length(); ++i) {
CSSValue* item = valueList->itemWithoutBoundsCheck(i);
ASSERT(item->isPrimitiveValue());
if (item->isPrimitiveValue()) {
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(item);
switch (primitiveValue->getValueID()) {
case CSSValueNoCommonLigatures:
commonLigaturesState = FontDescription::DisabledLigaturesState;
break;
case CSSValueCommonLigatures:
commonLigaturesState = FontDescription::EnabledLigaturesState;
break;
case CSSValueNoDiscretionaryLigatures:
discretionaryLigaturesState = FontDescription::DisabledLigaturesState;
break;
case CSSValueDiscretionaryLigatures:
discretionaryLigaturesState = FontDescription::EnabledLigaturesState;
break;
case CSSValueNoHistoricalLigatures:
historicalLigaturesState = FontDescription::DisabledLigaturesState;
break;
case CSSValueHistoricalLigatures:
historicalLigaturesState = FontDescription::EnabledLigaturesState;
break;
case CSSValueNoContextual:
contextualLigaturesState = FontDescription::DisabledLigaturesState;
break;
case CSSValueContextual:
contextualLigaturesState = FontDescription::EnabledLigaturesState;
break;
default:
ASSERT_NOT_REACHED();
break;
}
}
}
}
#if ASSERT_ENABLED
else {
ASSERT_WITH_SECURITY_IMPLICATION(value->isPrimitiveValue());
ASSERT(toCSSPrimitiveValue(value)->getValueID() == CSSValueNormal);
}
#endif
scope.fontDescription().setCommonLigaturesState(commonLigaturesState);
scope.fontDescription().setDiscretionaryLigaturesState(discretionaryLigaturesState);
scope.fontDescription().setHistoricalLigaturesState(historicalLigaturesState);
scope.fontDescription().setContextualLigaturesState(contextualLigaturesState);
}
virtual void applyValue(CSSStyleSelector* selector, CSSValue* value) const
{
FillLayer* currChild = (selector->style()->*m_accessLayers)();
FillLayer* prevChild = 0;
if (value->isValueList()) {
/* Walk each value and put it into a layer, creating new layers as needed. */
CSSValueList* valueList = static_cast<CSSValueList*>(value);
for (unsigned int i = 0; i < valueList->length(); i++) {
if (!currChild) {
/* Need to make a new layer to hold this value */
currChild = new FillLayer(m_fillLayerType);
prevChild->setNext(currChild);
}
(selector->*m_mapFill)(m_propertyId, currChild, valueList->itemWithoutBoundsCheck(i));
prevChild = currChild;
currChild = currChild->next();
}
} else {
(selector->*m_mapFill)(m_propertyId, currChild, value);
currChild = currChild->next();
}
while (currChild) {
/* Reset all remaining layers to not have the property set. */
(currChild->*m_clear)();
currChild = currChild->next();
}
}
void SVGFontFaceElement::rebuildFontFace()
{
ASSERT(inDocument());
// we currently ignore all but the first src element, alternatively we could concat them
SVGFontFaceSrcElement* srcElement = 0;
SVGDefinitionSrcElement* definitionSrc = 0;
for (Node* child = firstChild(); child; child = child->nextSibling()) {
if (child->hasTagName(font_face_srcTag) && !srcElement)
srcElement = static_cast<SVGFontFaceSrcElement*>(child);
else if (child->hasTagName(definition_srcTag) && !definitionSrc)
definitionSrc = static_cast<SVGDefinitionSrcElement*>(child);
}
#if 0
// @font-face (CSSFontFace) does not yet support definition-src, as soon as it does this code should do the trick!
if (definitionSrc)
m_styleDeclaration->setProperty(CSSPropertyDefinitionSrc, definitionSrc->getAttribute(XLinkNames::hrefAttr), false);
#endif
bool describesParentFont = parentNode()->hasTagName(fontTag);
RefPtr<CSSValueList> list;
if (describesParentFont) {
m_fontElement = static_cast<SVGFontElement*>(parentNode());
list = CSSValueList::createCommaSeparated();
list->append(CSSFontFaceSrcValue::createLocal(fontFamily()));
} else {
m_fontElement = 0;
if (srcElement)
list = srcElement->srcValue();
}
if (!list)
return;
// Parse in-memory CSS rules
CSSProperty srcProperty(CSSPropertySrc, list);
const CSSProperty* srcPropertyRef = &srcProperty;
m_styleDeclaration->addParsedProperties(&srcPropertyRef, 1);
if (describesParentFont) {
// Traverse parsed CSS values and associate CSSFontFaceSrcValue elements with ourselves.
RefPtr<CSSValue> src = m_styleDeclaration->getPropertyCSSValue(CSSPropertySrc);
CSSValueList* srcList = static_cast<CSSValueList*>(src.get());
unsigned srcLength = srcList ? srcList->length() : 0;
for (unsigned i = 0; i < srcLength; i++) {
if (CSSFontFaceSrcValue* item = static_cast<CSSFontFaceSrcValue*>(srcList->itemWithoutBoundsCheck(i)))
item->setSVGFontFaceElement(this);
}
}
document()->updateStyleSelector();
}
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;
}
static PassRefPtr<CustomFilterParameter> parseCustomFilterParameter(const String& name, CSSValue* parameterValue, StyleResolverState& state)
{
// FIXME: Implement other parameters types parsing.
// booleans: https://bugs.webkit.org/show_bug.cgi?id=76438
// textures: https://bugs.webkit.org/show_bug.cgi?id=71442
// mat2, mat3, mat4: https://bugs.webkit.org/show_bug.cgi?id=71444
// Number parameters are wrapped inside a CSSValueList and all
// the other functions values inherit from CSSValueList.
if (!parameterValue->isValueList())
return 0;
CSSValueList* values = toCSSValueList(parameterValue);
if (!values->length())
return 0;
if (parameterValue->isArrayFunctionValue())
return parseCustomFilterArrayParameter(name, values);
// If the first value of the list is a transform function,
// then we could safely assume that all the remaining items
// are transforms. parseCustomFilterTransformParameter will
// return 0 if that assumption is incorrect.
if (values->itemWithoutBoundsCheck(0)->isTransformValue())
return parseCustomFilterTransformParameter(name, values, state);
// We can have only arrays of booleans or numbers, so use the first value to choose between those two.
// We need up to 4 values (all booleans or all numbers).
if (!values->itemWithoutBoundsCheck(0)->isPrimitiveValue() || values->length() > 4)
return 0;
CSSPrimitiveValue* firstPrimitiveValue = toCSSPrimitiveValue(values->itemWithoutBoundsCheck(0));
if (firstPrimitiveValue->primitiveType() == CSSPrimitiveValue::CSS_NUMBER)
return parseCustomFilterNumberParameter(name, values);
// FIXME: Implement the boolean array parameter here.
// https://bugs.webkit.org/show_bug.cgi?id=76438
return 0;
}
static bool parseAspectRatio(CSSValue* value, int& h, int& v)
{
if (value->isValueList()) {
CSSValueList* valueList = static_cast<CSSValueList*>(value);
if (valueList->length() == 3) {
CSSValue* i0 = valueList->itemWithoutBoundsCheck(0);
CSSValue* i1 = valueList->itemWithoutBoundsCheck(1);
CSSValue* i2 = valueList->itemWithoutBoundsCheck(2);
if (i0->isPrimitiveValue() && static_cast<CSSPrimitiveValue*>(i0)->primitiveType() == CSSPrimitiveValue::CSS_NUMBER
&& i1->isPrimitiveValue() && static_cast<CSSPrimitiveValue*>(i1)->primitiveType() == CSSPrimitiveValue::CSS_STRING
&& i2->isPrimitiveValue() && static_cast<CSSPrimitiveValue*>(i2)->primitiveType() == CSSPrimitiveValue::CSS_NUMBER) {
String str = static_cast<CSSPrimitiveValue*>(i1)->getStringValue();
if (!str.isNull() && str.length() == 1 && str[0] == '/') {
h = static_cast<CSSPrimitiveValue*>(i0)->getIntValue(CSSPrimitiveValue::CSS_NUMBER);
v = static_cast<CSSPrimitiveValue*>(i2)->getIntValue(CSSPrimitiveValue::CSS_NUMBER);
return true;
}
}
}
}
return false;
}
static Ref<CSSFontFace> createFontFace(CSSValueList& srcList, FontTraitsMask traitsMask, Document* document, const StyleRuleFontFace& fontFaceRule, bool isInitiatingElementInUserAgentShadowTree)
{
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());
#else
UNUSED_PARAM(fontFaceRule);
#endif
Ref<CSSFontFace> fontFace = CSSFontFace::create(traitsMask, WTF::move(rule));
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 = downcast<CSSFontFaceSrcValue>(*srcList.itemWithoutBoundsCheck(i));
std::unique_ptr<CSSFontFaceSource> source;
#if ENABLE(SVG_FONTS)
foundSVGFont = item.isSVGFontFaceSrc() || item.svgFontFaceElement();
#endif
if (!item.isLocal()) {
Settings* settings = document ? document->settings() : nullptr;
bool allowDownloading = foundSVGFont || (settings && settings->downloadableBinaryFontsEnabled());
if (allowDownloading && item.isSupportedFormat() && document) {
CachedFont* cachedFont = item.cachedFont(document, foundSVGFont, isInitiatingElementInUserAgentShadowTree);
if (cachedFont) {
source = std::make_unique<CSSFontFaceSource>(item.resource(), cachedFont);
#if ENABLE(SVG_FONTS)
if (foundSVGFont)
source->setHasExternalSVGFont();
#endif
}
}
} else {
source = std::make_unique<CSSFontFaceSource>(item.resource());
}
if (source) {
#if ENABLE(SVG_FONTS)
source->setSVGFontFaceElement(item.svgFontFaceElement());
#endif
fontFace->addSource(WTF::move(source));
}
}
return fontFace;
}
void CSSFontSelector::addFontFaceRule(const StyleRuleFontFace& fontFaceRule, bool isInitiatingElementInUserAgentShadowTree)
{
const StyleProperties& style = fontFaceRule.properties();
RefPtr<CSSValue> fontFamily = style.getPropertyCSSValue(CSSPropertyFontFamily);
RefPtr<CSSValue> src = style.getPropertyCSSValue(CSSPropertySrc);
RefPtr<CSSValue> unicodeRange = style.getPropertyCSSValue(CSSPropertyUnicodeRange);
if (!is<CSSValueList>(fontFamily.get()) || !is<CSSValueList>(src.get()) || (unicodeRange && !is<CSSValueList>(*unicodeRange)))
return;
CSSValueList& familyList = downcast<CSSValueList>(*fontFamily);
if (!familyList.length())
return;
CSSValueList& srcList = downcast<CSSValueList>(*src);
if (!srcList.length())
return;
CSSValueList* rangeList = downcast<CSSValueList>(unicodeRange.get());
auto computedTraitsMask = computeTraitsMask(style);
if (!computedTraitsMask)
return;
auto traitsMask = computedTraitsMask.value();
Ref<CSSFontFace> fontFace = createFontFace(srcList, traitsMask, m_document, fontFaceRule, isInitiatingElementInUserAgentShadowTree);
if (!fontFace->isValid())
return;
if (rangeList) {
unsigned numRanges = rangeList->length();
for (unsigned i = 0; i < numRanges; i++) {
CSSUnicodeRangeValue& range = downcast<CSSUnicodeRangeValue>(*rangeList->itemWithoutBoundsCheck(i));
fontFace->addRange(range.from(), range.to());
}
}
for (auto& item : familyList) {
String familyName = familyNameFromPrimitive(downcast<CSSPrimitiveValue>(item.get()));
if (familyName.isEmpty())
continue;
auto addResult = m_fontFaces.add(familyName, Vector<Ref<CSSFontFace>>());
auto& familyFontFaces = addResult.iterator->value;
if (addResult.isNewEntry)
familyFontFaces = constructFamilyFontFaces(familyName, m_locallyInstalledFontFaces);
familyFontFaces.append(fontFace.copyRef());
++m_version;
}
}
void SVGFontFaceElement::rebuildFontFace()
{
if (!inDocument()) {
ASSERT(!m_fontElement);
return;
}
// we currently ignore all but the first src element, alternatively we could concat them
SVGFontFaceSrcElement* srcElement = 0;
for (Node* child = firstChild(); child && !srcElement; child = child->nextSibling()) {
if (child->hasTagName(font_face_srcTag))
srcElement = static_cast<SVGFontFaceSrcElement*>(child);
}
bool describesParentFont = parentNode()->hasTagName(SVGNames::fontTag);
RefPtr<CSSValueList> list;
if (describesParentFont) {
m_fontElement = static_cast<SVGFontElement*>(parentNode());
list = CSSValueList::createCommaSeparated();
list->append(CSSFontFaceSrcValue::createLocal(fontFamily()));
} else {
m_fontElement = 0;
if (srcElement)
list = srcElement->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.
RefPtr<CSSValue> src = m_fontFaceRule->properties()->getPropertyCSSValue(CSSPropertySrc);
CSSValueList* srcList = static_cast<CSSValueList*>(src.get());
unsigned srcLength = srcList ? srcList->length() : 0;
for (unsigned i = 0; i < srcLength; i++) {
if (CSSFontFaceSrcValue* item = static_cast<CSSFontFaceSrcValue*>(srcList->itemWithoutBoundsCheck(i)))
item->setSVGFontFaceElement(this);
}
}
document()->styleResolverChanged(DeferRecalcStyle);
}
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());
}
}
void FontBuilder::setFeatureSettingsValue(CSSValue* value)
{
FontDescriptionChangeScope scope(this);
CSSValueList* list = toCSSValueList(value);
RefPtr<FontFeatureSettings> settings = FontFeatureSettings::create();
int len = list->length();
for (int i = 0; i < len; ++i) {
CSSValue* item = list->itemWithoutBoundsCheck(i);
if (!item->isFontFeatureValue())
continue;
CSSFontFeatureValue* feature = toCSSFontFeatureValue(item);
settings->append(FontFeature(feature->tag(), feature->value()));
}
scope.fontDescription().setFeatureSettings(settings.release());
}
void SVGFontFaceElement::rebuildFontFace()
{
if (!inDocument()) {
ASSERT(!m_fontElement);
return;
}
// we currently ignore all but the first src element, alternatively we could concat them
auto srcElement = childrenOfType<SVGFontFaceSrcElement>(*this).first();
bool describesParentFont = is<SVGFontElement>(*parentNode());
RefPtr<CSSValueList> list;
if (describesParentFont) {
m_fontElement = downcast<SVGFontElement>(parentNode());
list = CSSValueList::createCommaSeparated();
list->append(CSSFontFaceSrcValue::createLocal(fontFamily()));
} else {
m_fontElement = nullptr;
if (srcElement)
list = srcElement->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.
RefPtr<CSSValue> src = m_fontFaceRule->properties().getPropertyCSSValue(CSSPropertySrc);
CSSValueList* srcList = downcast<CSSValueList>(src.get());
unsigned srcLength = srcList ? srcList->length() : 0;
for (unsigned i = 0; i < srcLength; ++i) {
if (CSSFontFaceSrcValue* item = downcast<CSSFontFaceSrcValue>(srcList->itemWithoutBoundsCheck(i)))
item->setSVGFontFaceElement(this);
}
}
document().styleResolverChanged(DeferRecalcStyle);
}
DashArray dashArrayFromRenderingStyle(const RenderStyle* style, RenderStyle* rootStyle)
{
DashArray array;
CSSValueList* dashes = style->svgStyle()->strokeDashArray();
if (dashes) {
CSSPrimitiveValue* dash = 0;
unsigned long len = dashes->length();
for (unsigned long i = 0; i < len; i++) {
dash = static_cast<CSSPrimitiveValue*>(dashes->itemWithoutBoundsCheck(i));
if (!dash)
continue;
array.append((float) dash->computeLengthFloat(const_cast<RenderStyle*>(style), rootStyle));
}
}
return array;
}
void CSSFontSelector::addFontFaceRule(const CSSFontFaceRule* fontFaceRule)
{
// Obtain the font-family property and the src property. Both must be defined.
const StylePropertySet* style = fontFaceRule->declaration();
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 = static_cast<CSSValueList*>(fontFamily.get());
if (!familyList->length())
return;
CSSValueList* srcList = static_cast<CSSValueList*>(src.get());
if (!srcList->length())
return;
CSSValueList* rangeList = static_cast<CSSValueList*>(unicodeRange.get());
unsigned traitsMask = 0;
if (RefPtr<CSSValue> fontStyle = style->getPropertyCSSValue(CSSPropertyFontStyle)) {
if (!fontStyle->isPrimitiveValue())
return;
switch (static_cast<CSSPrimitiveValue*>(fontStyle.get())->getIdent()) {
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 (static_cast<CSSPrimitiveValue*>(fontWeight.get())->getIdent()) {
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 = static_cast<CSSValueList*>(fontVariant.get());
unsigned numVariants = variantList->length();
if (!numVariants)
return;
for (unsigned i = 0; i < numVariants; ++i) {
switch (static_cast<CSSPrimitiveValue*>(variantList->itemWithoutBoundsCheck(i))->getIdent()) {
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 = static_cast<CSSFontFaceSrcValue*>(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)
fontFace = CSSFontFace::create(static_cast<FontTraitsMask>(traitsMask));
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 = static_cast<CSSPrimitiveValue*>(familyList->itemWithoutBoundsCheck(i));
String familyName;
if (item->isString())
familyName = item->getStringValue();
else if (item->isIdent()) {
// 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->getIdent()) {
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).first->second;
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]), 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 StyleResolver::applySVGProperty(CSSPropertyID id, CSSValue* value)
{
ASSERT(value);
CSSPrimitiveValue* primitiveValue = 0;
if (value->isPrimitiveValue())
primitiveValue = static_cast<CSSPrimitiveValue*>(value);
const StyleResolverState& state = m_state;
SVGRenderStyle* svgstyle = state.style()->accessSVGStyle();
bool isInherit = state.parentNode() && value->isInheritedValue();
bool isInitial = value->isInitialValue() || (!state.parentNode() && value->isInheritedValue());
// What follows is a list that maps the CSS properties into their
// corresponding front-end RenderStyle values. Shorthands(e.g. border,
// background) occur in this list as well and are only hit when mapping
// "inherit" or "initial" into front-end values.
switch (id)
{
// ident only properties
case CSSPropertyAlignmentBaseline:
{
HANDLE_INHERIT_AND_INITIAL(alignmentBaseline, AlignmentBaseline)
if (!primitiveValue)
break;
svgstyle->setAlignmentBaseline(*primitiveValue);
break;
}
case CSSPropertyBaselineShift:
{
HANDLE_INHERIT_AND_INITIAL(baselineShift, BaselineShift);
if (!primitiveValue)
break;
if (primitiveValue->getIdent()) {
switch (primitiveValue->getIdent()) {
case CSSValueBaseline:
svgstyle->setBaselineShift(BS_BASELINE);
break;
case CSSValueSub:
svgstyle->setBaselineShift(BS_SUB);
break;
case CSSValueSuper:
svgstyle->setBaselineShift(BS_SUPER);
break;
default:
break;
}
} else {
svgstyle->setBaselineShift(BS_LENGTH);
svgstyle->setBaselineShiftValue(SVGLength::fromCSSPrimitiveValue(primitiveValue));
}
break;
}
case CSSPropertyKerning:
{
HANDLE_INHERIT_AND_INITIAL(kerning, Kerning);
if (primitiveValue)
svgstyle->setKerning(SVGLength::fromCSSPrimitiveValue(primitiveValue));
break;
}
case CSSPropertyDominantBaseline:
{
HANDLE_INHERIT_AND_INITIAL(dominantBaseline, DominantBaseline)
if (primitiveValue)
svgstyle->setDominantBaseline(*primitiveValue);
break;
}
case CSSPropertyColorInterpolation:
{
HANDLE_INHERIT_AND_INITIAL(colorInterpolation, ColorInterpolation)
if (primitiveValue)
svgstyle->setColorInterpolation(*primitiveValue);
break;
}
case CSSPropertyColorInterpolationFilters:
{
HANDLE_INHERIT_AND_INITIAL(colorInterpolationFilters, ColorInterpolationFilters)
if (primitiveValue)
svgstyle->setColorInterpolationFilters(*primitiveValue);
break;
}
case CSSPropertyColorProfile:
{
// Not implemented.
break;
}
case CSSPropertyColorRendering:
{
HANDLE_INHERIT_AND_INITIAL(colorRendering, ColorRendering)
if (primitiveValue)
svgstyle->setColorRendering(*primitiveValue);
break;
}
case CSSPropertyClipRule:
{
HANDLE_INHERIT_AND_INITIAL(clipRule, ClipRule)
if (primitiveValue)
svgstyle->setClipRule(*primitiveValue);
break;
}
case CSSPropertyFillRule:
{
HANDLE_INHERIT_AND_INITIAL(fillRule, FillRule)
if (primitiveValue)
svgstyle->setFillRule(*primitiveValue);
break;
}
case CSSPropertyStrokeLinejoin:
{
HANDLE_INHERIT_AND_INITIAL(joinStyle, JoinStyle)
if (primitiveValue)
svgstyle->setJoinStyle(*primitiveValue);
break;
}
case CSSPropertyShapeRendering:
{
HANDLE_INHERIT_AND_INITIAL(shapeRendering, ShapeRendering)
if (primitiveValue)
svgstyle->setShapeRendering(*primitiveValue);
break;
}
// end of ident only properties
case CSSPropertyFill:
{
if (isInherit) {
const SVGRenderStyle* svgParentStyle = state.parentStyle()->svgStyle();
svgstyle->setFillPaint(svgParentStyle->fillPaintType(), svgParentStyle->fillPaintColor(), svgParentStyle->fillPaintUri(), applyPropertyToRegularStyle(), applyPropertyToVisitedLinkStyle());
return;
}
if (isInitial) {
svgstyle->setFillPaint(SVGRenderStyle::initialFillPaintType(), SVGRenderStyle::initialFillPaintColor(), SVGRenderStyle::initialFillPaintUri(), applyPropertyToRegularStyle(), applyPropertyToVisitedLinkStyle());
return;
}
if (value->isSVGPaint()) {
SVGPaint* svgPaint = static_cast<SVGPaint*>(value);
svgstyle->setFillPaint(svgPaint->paintType(), colorFromSVGColorCSSValue(svgPaint, state.style()->color()), svgPaint->uri(), applyPropertyToRegularStyle(), applyPropertyToVisitedLinkStyle());
}
break;
}
case CSSPropertyStroke:
{
if (isInherit) {
const SVGRenderStyle* svgParentStyle = state.parentStyle()->svgStyle();
svgstyle->setStrokePaint(svgParentStyle->strokePaintType(), svgParentStyle->strokePaintColor(), svgParentStyle->strokePaintUri(), applyPropertyToRegularStyle(), applyPropertyToVisitedLinkStyle());
return;
}
if (isInitial) {
svgstyle->setStrokePaint(SVGRenderStyle::initialStrokePaintType(), SVGRenderStyle::initialStrokePaintColor(), SVGRenderStyle::initialStrokePaintUri(), applyPropertyToRegularStyle(), applyPropertyToVisitedLinkStyle());
return;
}
if (value->isSVGPaint()) {
SVGPaint* svgPaint = static_cast<SVGPaint*>(value);
svgstyle->setStrokePaint(svgPaint->paintType(), colorFromSVGColorCSSValue(svgPaint, state.style()->color()), svgPaint->uri(), applyPropertyToRegularStyle(), applyPropertyToVisitedLinkStyle());
}
break;
}
case CSSPropertyStrokeWidth:
{
HANDLE_INHERIT_AND_INITIAL(strokeWidth, StrokeWidth)
if (primitiveValue)
svgstyle->setStrokeWidth(SVGLength::fromCSSPrimitiveValue(primitiveValue));
break;
}
case CSSPropertyStrokeDasharray:
{
HANDLE_INHERIT_AND_INITIAL(strokeDashArray, StrokeDashArray)
if (!value->isValueList()) {
svgstyle->setStrokeDashArray(SVGRenderStyle::initialStrokeDashArray());
break;
}
CSSValueList* dashes = static_cast<CSSValueList*>(value);
Vector<SVGLength> array;
size_t length = dashes->length();
for (size_t i = 0; i < length; ++i) {
CSSValue* currValue = dashes->itemWithoutBoundsCheck(i);
if (!currValue->isPrimitiveValue())
continue;
CSSPrimitiveValue* dash = static_cast<CSSPrimitiveValue*>(dashes->itemWithoutBoundsCheck(i));
array.append(SVGLength::fromCSSPrimitiveValue(dash));
}
svgstyle->setStrokeDashArray(array);
break;
}
case CSSPropertyStrokeDashoffset:
{
HANDLE_INHERIT_AND_INITIAL(strokeDashOffset, StrokeDashOffset)
if (primitiveValue)
svgstyle->setStrokeDashOffset(SVGLength::fromCSSPrimitiveValue(primitiveValue));
break;
}
case CSSPropertyFillOpacity:
{
HANDLE_INHERIT_AND_INITIAL(fillOpacity, FillOpacity)
if (!primitiveValue)
return;
float f = 0.0f;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_PERCENTAGE)
f = primitiveValue->getFloatValue() / 100.0f;
else if (type == CSSPrimitiveValue::CSS_NUMBER)
f = primitiveValue->getFloatValue();
else
return;
svgstyle->setFillOpacity(f);
break;
}
case CSSPropertyStrokeOpacity:
{
HANDLE_INHERIT_AND_INITIAL(strokeOpacity, StrokeOpacity)
if (!primitiveValue)
return;
float f = 0.0f;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_PERCENTAGE)
f = primitiveValue->getFloatValue() / 100.0f;
else if (type == CSSPrimitiveValue::CSS_NUMBER)
f = primitiveValue->getFloatValue();
else
return;
svgstyle->setStrokeOpacity(f);
break;
}
case CSSPropertyStopOpacity:
{
HANDLE_INHERIT_AND_INITIAL(stopOpacity, StopOpacity)
if (!primitiveValue)
return;
float f = 0.0f;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_PERCENTAGE)
f = primitiveValue->getFloatValue() / 100.0f;
else if (type == CSSPrimitiveValue::CSS_NUMBER)
f = primitiveValue->getFloatValue();
else
return;
svgstyle->setStopOpacity(f);
break;
}
case CSSPropertyMarkerStart:
{
HANDLE_INHERIT_AND_INITIAL(markerStartResource, MarkerStartResource)
if (!primitiveValue)
return;
String s;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_URI)
s = primitiveValue->getStringValue();
svgstyle->setMarkerStartResource(SVGURIReference::fragmentIdentifierFromIRIString(s, state.document()));
break;
}
case CSSPropertyMarkerMid:
{
HANDLE_INHERIT_AND_INITIAL(markerMidResource, MarkerMidResource)
if (!primitiveValue)
return;
String s;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_URI)
s = primitiveValue->getStringValue();
svgstyle->setMarkerMidResource(SVGURIReference::fragmentIdentifierFromIRIString(s, state.document()));
break;
}
case CSSPropertyMarkerEnd:
{
HANDLE_INHERIT_AND_INITIAL(markerEndResource, MarkerEndResource)
if (!primitiveValue)
return;
String s;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_URI)
s = primitiveValue->getStringValue();
svgstyle->setMarkerEndResource(SVGURIReference::fragmentIdentifierFromIRIString(s, state.document()));
break;
}
case CSSPropertyStrokeLinecap:
{
HANDLE_INHERIT_AND_INITIAL(capStyle, CapStyle)
if (primitiveValue)
svgstyle->setCapStyle(*primitiveValue);
break;
}
case CSSPropertyStrokeMiterlimit:
{
HANDLE_INHERIT_AND_INITIAL(strokeMiterLimit, StrokeMiterLimit)
if (!primitiveValue)
return;
float f = 0.0f;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_NUMBER)
f = primitiveValue->getFloatValue();
else
return;
svgstyle->setStrokeMiterLimit(f);
break;
}
case CSSPropertyFilter:
{
HANDLE_INHERIT_AND_INITIAL(filterResource, FilterResource)
if (!primitiveValue)
return;
String s;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_URI)
s = primitiveValue->getStringValue();
svgstyle->setFilterResource(SVGURIReference::fragmentIdentifierFromIRIString(s, state.document()));
break;
}
case CSSPropertyMask:
{
HANDLE_INHERIT_AND_INITIAL(maskerResource, MaskerResource)
if (!primitiveValue)
return;
String s;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_URI)
s = primitiveValue->getStringValue();
svgstyle->setMaskerResource(SVGURIReference::fragmentIdentifierFromIRIString(s, state.document()));
break;
}
case CSSPropertyClipPath:
{
HANDLE_INHERIT_AND_INITIAL(clipperResource, ClipperResource)
if (!primitiveValue)
return;
String s;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_URI)
s = primitiveValue->getStringValue();
svgstyle->setClipperResource(SVGURIReference::fragmentIdentifierFromIRIString(s, state.document()));
break;
}
case CSSPropertyTextAnchor:
{
HANDLE_INHERIT_AND_INITIAL(textAnchor, TextAnchor)
if (primitiveValue)
svgstyle->setTextAnchor(*primitiveValue);
break;
}
case CSSPropertyWritingMode:
{
HANDLE_INHERIT_AND_INITIAL(writingMode, WritingMode)
if (primitiveValue)
svgstyle->setWritingMode(*primitiveValue);
break;
}
case CSSPropertyStopColor:
{
HANDLE_INHERIT_AND_INITIAL(stopColor, StopColor);
if (value->isSVGColor())
svgstyle->setStopColor(colorFromSVGColorCSSValue(static_cast<SVGColor*>(value), state.style()->color()));
break;
}
case CSSPropertyLightingColor:
{
HANDLE_INHERIT_AND_INITIAL(lightingColor, LightingColor);
if (value->isSVGColor())
svgstyle->setLightingColor(colorFromSVGColorCSSValue(static_cast<SVGColor*>(value), state.style()->color()));
break;
}
case CSSPropertyFloodOpacity:
{
HANDLE_INHERIT_AND_INITIAL(floodOpacity, FloodOpacity)
if (!primitiveValue)
return;
float f = 0.0f;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_PERCENTAGE)
f = primitiveValue->getFloatValue() / 100.0f;
else if (type == CSSPrimitiveValue::CSS_NUMBER)
f = primitiveValue->getFloatValue();
else
return;
svgstyle->setFloodOpacity(f);
break;
}
case CSSPropertyFloodColor:
{
HANDLE_INHERIT_AND_INITIAL(floodColor, FloodColor);
if (value->isSVGColor())
svgstyle->setFloodColor(colorFromSVGColorCSSValue(static_cast<SVGColor*>(value), state.style()->color()));
break;
}
case CSSPropertyGlyphOrientationHorizontal:
{
HANDLE_INHERIT_AND_INITIAL(glyphOrientationHorizontal, GlyphOrientationHorizontal)
if (!primitiveValue)
return;
if (primitiveValue->primitiveType() == CSSPrimitiveValue::CSS_DEG) {
int orientation = angleToGlyphOrientation(primitiveValue->getFloatValue());
ASSERT(orientation != -1);
svgstyle->setGlyphOrientationHorizontal((EGlyphOrientation) orientation);
}
break;
}
case CSSPropertyGlyphOrientationVertical:
{
HANDLE_INHERIT_AND_INITIAL(glyphOrientationVertical, GlyphOrientationVertical)
if (!primitiveValue)
return;
if (primitiveValue->primitiveType() == CSSPrimitiveValue::CSS_DEG) {
int orientation = angleToGlyphOrientation(primitiveValue->getFloatValue());
ASSERT(orientation != -1);
svgstyle->setGlyphOrientationVertical((EGlyphOrientation) orientation);
} else if (primitiveValue->getIdent() == CSSValueAuto)
svgstyle->setGlyphOrientationVertical(GO_AUTO);
break;
}
case CSSPropertyEnableBackground:
// Silently ignoring this property for now
// http://bugs.webkit.org/show_bug.cgi?id=6022
break;
case CSSPropertyWebkitSvgShadow: {
if (isInherit)
return svgstyle->setShadow(adoptPtr(state.parentStyle()->svgStyle()->shadow() ? new ShadowData(*state.parentStyle()->svgStyle()->shadow()) : 0));
if (isInitial || primitiveValue) // initial | none
return svgstyle->setShadow(nullptr);
if (!value->isValueList())
return;
CSSValueList *list = static_cast<CSSValueList*>(value);
if (!list->length())
return;
CSSValue* firstValue = list->itemWithoutBoundsCheck(0);
if (!firstValue->isShadowValue())
return;
ShadowValue* item = static_cast<ShadowValue*>(firstValue);
IntPoint location(item->x->computeLength<int>(state.style(), state.rootElementStyle()),
item->y->computeLength<int>(state.style(), state.rootElementStyle()));
int blur = item->blur ? item->blur->computeLength<int>(state.style(), state.rootElementStyle()) : 0;
Color color;
if (item->color)
color = colorFromPrimitiveValue(item->color.get());
// -webkit-svg-shadow does should not have a spread or style
ASSERT(!item->spread);
ASSERT(!item->style);
OwnPtr<ShadowData> shadowData = adoptPtr(new ShadowData(location, blur, 0, Normal, false, color.isValid() ? color : Color::transparent));
svgstyle->setShadow(shadowData.release());
return;
}
case CSSPropertyVectorEffect: {
HANDLE_INHERIT_AND_INITIAL(vectorEffect, VectorEffect)
if (!primitiveValue)
break;
svgstyle->setVectorEffect(*primitiveValue);
break;
}
case CSSPropertyBufferedRendering: {
HANDLE_INHERIT_AND_INITIAL(bufferedRendering, BufferedRendering)
if (!primitiveValue)
break;
svgstyle->setBufferedRendering(*primitiveValue);
break;
}
case CSSPropertyMaskType: {
HANDLE_INHERIT_AND_INITIAL(maskType, MaskType)
if (!primitiveValue)
break;
svgstyle->setMaskType(*primitiveValue);
break;
}
default:
// If you crash here, it's because you added a css property and are not handling it
// in either this switch statement or the one in StyleResolver::applyProperty
ASSERT_WITH_MESSAGE(0, "unimplemented propertyID: %d", id);
return;
}
}
void CSSStyleSelector::applySVGProperty(int id, CSSValue* value)
{
ASSERT(value);
CSSPrimitiveValue* primitiveValue = 0;
if (value->isPrimitiveValue())
primitiveValue = static_cast<CSSPrimitiveValue*>(value);
SVGRenderStyle* svgstyle = m_style->accessSVGStyle();
unsigned short valueType = value->cssValueType();
bool isInherit = m_parentNode && valueType == CSSPrimitiveValue::CSS_INHERIT;
bool isInitial = valueType == CSSPrimitiveValue::CSS_INITIAL || (!m_parentNode && valueType == CSSPrimitiveValue::CSS_INHERIT);
// What follows is a list that maps the CSS properties into their
// corresponding front-end RenderStyle values. Shorthands(e.g. border,
// background) occur in this list as well and are only hit when mapping
// "inherit" or "initial" into front-end values.
switch (id)
{
// ident only properties
case CSSPropertyAlignmentBaseline:
{
HANDLE_INHERIT_AND_INITIAL(alignmentBaseline, AlignmentBaseline)
if (!primitiveValue)
break;
svgstyle->setAlignmentBaseline(*primitiveValue);
break;
}
case CSSPropertyBaselineShift:
{
HANDLE_INHERIT_AND_INITIAL(baselineShift, BaselineShift);
if (!primitiveValue)
break;
if (primitiveValue->getIdent()) {
switch (primitiveValue->getIdent()) {
case CSSValueBaseline:
svgstyle->setBaselineShift(BS_BASELINE);
break;
case CSSValueSub:
svgstyle->setBaselineShift(BS_SUB);
break;
case CSSValueSuper:
svgstyle->setBaselineShift(BS_SUPER);
break;
default:
break;
}
} else {
svgstyle->setBaselineShift(BS_LENGTH);
svgstyle->setBaselineShiftValue(primitiveValue);
}
break;
}
case CSSPropertyKerning:
{
HANDLE_INHERIT_AND_INITIAL(kerning, Kerning);
svgstyle->setKerning(primitiveValue);
break;
}
case CSSPropertyDominantBaseline:
{
HANDLE_INHERIT_AND_INITIAL(dominantBaseline, DominantBaseline)
if (primitiveValue)
svgstyle->setDominantBaseline(*primitiveValue);
break;
}
case CSSPropertyColorInterpolation:
{
HANDLE_INHERIT_AND_INITIAL(colorInterpolation, ColorInterpolation)
if (primitiveValue)
svgstyle->setColorInterpolation(*primitiveValue);
break;
}
case CSSPropertyColorInterpolationFilters:
{
HANDLE_INHERIT_AND_INITIAL(colorInterpolationFilters, ColorInterpolationFilters)
if (primitiveValue)
svgstyle->setColorInterpolationFilters(*primitiveValue);
break;
}
case CSSPropertyColorRendering:
{
HANDLE_INHERIT_AND_INITIAL(colorRendering, ColorRendering)
if (primitiveValue)
svgstyle->setColorRendering(*primitiveValue);
break;
}
case CSSPropertyClipRule:
{
HANDLE_INHERIT_AND_INITIAL(clipRule, ClipRule)
if (primitiveValue)
svgstyle->setClipRule(*primitiveValue);
break;
}
case CSSPropertyFillRule:
{
HANDLE_INHERIT_AND_INITIAL(fillRule, FillRule)
if (primitiveValue)
svgstyle->setFillRule(*primitiveValue);
break;
}
case CSSPropertyStrokeLinejoin:
{
HANDLE_INHERIT_AND_INITIAL(joinStyle, JoinStyle)
if (primitiveValue)
svgstyle->setJoinStyle(*primitiveValue);
break;
}
case CSSPropertyImageRendering:
{
HANDLE_INHERIT_AND_INITIAL(imageRendering, ImageRendering)
if (primitiveValue)
svgstyle->setImageRendering(*primitiveValue);
break;
}
case CSSPropertyShapeRendering:
{
HANDLE_INHERIT_AND_INITIAL(shapeRendering, ShapeRendering)
if (primitiveValue)
svgstyle->setShapeRendering(*primitiveValue);
break;
}
// end of ident only properties
case CSSPropertyFill:
{
HANDLE_INHERIT_AND_INITIAL(fillPaint, FillPaint)
if (value->isSVGPaint())
svgstyle->setFillPaint(static_cast<SVGPaint*>(value));
break;
}
case CSSPropertyStroke:
{
HANDLE_INHERIT_AND_INITIAL(strokePaint, StrokePaint)
if (value->isSVGPaint())
svgstyle->setStrokePaint(static_cast<SVGPaint*>(value));
break;
}
case CSSPropertyStrokeWidth:
{
HANDLE_INHERIT_AND_INITIAL(strokeWidth, StrokeWidth)
if (primitiveValue)
svgstyle->setStrokeWidth(primitiveValue);
break;
}
case CSSPropertyStrokeDasharray:
{
HANDLE_INHERIT_AND_INITIAL(strokeDashArray, StrokeDashArray)
if (value->isValueList())
svgstyle->setStrokeDashArray(static_cast<CSSValueList*>(value));
break;
}
case CSSPropertyStrokeDashoffset:
{
HANDLE_INHERIT_AND_INITIAL(strokeDashOffset, StrokeDashOffset)
if (primitiveValue)
svgstyle->setStrokeDashOffset(primitiveValue);
break;
}
case CSSPropertyFillOpacity:
{
HANDLE_INHERIT_AND_INITIAL(fillOpacity, FillOpacity)
if (!primitiveValue)
return;
float f = 0.0f;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_PERCENTAGE)
f = primitiveValue->getFloatValue() / 100.0f;
else if (type == CSSPrimitiveValue::CSS_NUMBER)
f = primitiveValue->getFloatValue();
else
return;
svgstyle->setFillOpacity(f);
break;
}
case CSSPropertyStrokeOpacity:
{
HANDLE_INHERIT_AND_INITIAL(strokeOpacity, StrokeOpacity)
if (!primitiveValue)
return;
float f = 0.0f;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_PERCENTAGE)
f = primitiveValue->getFloatValue() / 100.0f;
else if (type == CSSPrimitiveValue::CSS_NUMBER)
f = primitiveValue->getFloatValue();
else
return;
svgstyle->setStrokeOpacity(f);
break;
}
case CSSPropertyStopOpacity:
{
HANDLE_INHERIT_AND_INITIAL(stopOpacity, StopOpacity)
if (!primitiveValue)
return;
float f = 0.0f;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_PERCENTAGE)
f = primitiveValue->getFloatValue() / 100.0f;
else if (type == CSSPrimitiveValue::CSS_NUMBER)
f = primitiveValue->getFloatValue();
else
return;
svgstyle->setStopOpacity(f);
break;
}
case CSSPropertyMarkerStart:
{
HANDLE_INHERIT_AND_INITIAL(startMarker, StartMarker)
if (!primitiveValue)
return;
String s;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_URI)
s = primitiveValue->getStringValue();
else
return;
svgstyle->setStartMarker(SVGURIReference::getTarget(s));
break;
}
case CSSPropertyMarkerMid:
{
HANDLE_INHERIT_AND_INITIAL(midMarker, MidMarker)
if (!primitiveValue)
return;
String s;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_URI)
s = primitiveValue->getStringValue();
else
return;
svgstyle->setMidMarker(SVGURIReference::getTarget(s));
break;
}
case CSSPropertyMarkerEnd:
{
HANDLE_INHERIT_AND_INITIAL(endMarker, EndMarker)
if (!primitiveValue)
return;
String s;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_URI)
s = primitiveValue->getStringValue();
else
return;
svgstyle->setEndMarker(SVGURIReference::getTarget(s));
break;
}
case CSSPropertyStrokeLinecap:
{
HANDLE_INHERIT_AND_INITIAL(capStyle, CapStyle)
if (primitiveValue)
svgstyle->setCapStyle(*primitiveValue);
break;
}
case CSSPropertyStrokeMiterlimit:
{
HANDLE_INHERIT_AND_INITIAL(strokeMiterLimit, StrokeMiterLimit)
if (!primitiveValue)
return;
float f = 0.0f;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_NUMBER)
f = primitiveValue->getFloatValue();
else
return;
svgstyle->setStrokeMiterLimit(f);
break;
}
case CSSPropertyFilter:
{
HANDLE_INHERIT_AND_INITIAL(filter, Filter)
if (!primitiveValue)
return;
String s;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_URI)
s = primitiveValue->getStringValue();
else
return;
svgstyle->setFilter(SVGURIReference::getTarget(s));
break;
}
case CSSPropertyMask:
{
HANDLE_INHERIT_AND_INITIAL(maskElement, MaskElement)
if (!primitiveValue)
return;
String s;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_URI)
s = primitiveValue->getStringValue();
else
return;
svgstyle->setMaskElement(SVGURIReference::getTarget(s));
break;
}
case CSSPropertyClipPath:
{
HANDLE_INHERIT_AND_INITIAL(clipPath, ClipPath)
if (!primitiveValue)
return;
String s;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_URI)
s = primitiveValue->getStringValue();
else
return;
svgstyle->setClipPath(SVGURIReference::getTarget(s));
break;
}
case CSSPropertyTextAnchor:
{
HANDLE_INHERIT_AND_INITIAL(textAnchor, TextAnchor)
if (primitiveValue)
svgstyle->setTextAnchor(*primitiveValue);
break;
}
case CSSPropertyWritingMode:
{
HANDLE_INHERIT_AND_INITIAL(writingMode, WritingMode)
if (primitiveValue)
svgstyle->setWritingMode(*primitiveValue);
break;
}
case CSSPropertyStopColor:
{
HANDLE_INHERIT_AND_INITIAL(stopColor, StopColor);
svgstyle->setStopColor(colorFromSVGColorCSSValue(value, m_style.get()));
break;
}
case CSSPropertyLightingColor:
{
HANDLE_INHERIT_AND_INITIAL(lightingColor, LightingColor);
svgstyle->setLightingColor(colorFromSVGColorCSSValue(value, m_style.get()));
break;
}
case CSSPropertyFloodOpacity:
{
HANDLE_INHERIT_AND_INITIAL(floodOpacity, FloodOpacity)
if (!primitiveValue)
return;
float f = 0.0f;
int type = primitiveValue->primitiveType();
if (type == CSSPrimitiveValue::CSS_PERCENTAGE)
f = primitiveValue->getFloatValue() / 100.0f;
else if (type == CSSPrimitiveValue::CSS_NUMBER)
f = primitiveValue->getFloatValue();
else
return;
svgstyle->setFloodOpacity(f);
break;
}
case CSSPropertyFloodColor:
{
if (isInitial) {
svgstyle->setFloodColor(SVGRenderStyle::initialFloodColor());
return;
}
svgstyle->setFloodColor(colorFromSVGColorCSSValue(value, m_style.get()));
break;
}
case CSSPropertyGlyphOrientationHorizontal:
{
HANDLE_INHERIT_AND_INITIAL(glyphOrientationHorizontal, GlyphOrientationHorizontal)
if (!primitiveValue)
return;
if (primitiveValue->primitiveType() == CSSPrimitiveValue::CSS_DEG) {
int orientation = angleToGlyphOrientation(primitiveValue->getFloatValue());
ASSERT(orientation != -1);
svgstyle->setGlyphOrientationHorizontal((EGlyphOrientation) orientation);
}
break;
}
case CSSPropertyGlyphOrientationVertical:
{
HANDLE_INHERIT_AND_INITIAL(glyphOrientationVertical, GlyphOrientationVertical)
if (!primitiveValue)
return;
if (primitiveValue->primitiveType() == CSSPrimitiveValue::CSS_DEG) {
int orientation = angleToGlyphOrientation(primitiveValue->getFloatValue());
ASSERT(orientation != -1);
svgstyle->setGlyphOrientationVertical((EGlyphOrientation) orientation);
} else if (primitiveValue->getIdent() == CSSValueAuto)
svgstyle->setGlyphOrientationVertical(GO_AUTO);
break;
}
case CSSPropertyEnableBackground:
// Silently ignoring this property for now
// http://bugs.webkit.org/show_bug.cgi?id=6022
break;
case CSSPropertyWebkitSvgShadow: {
if (isInherit)
return svgstyle->setShadow(m_parentStyle->svgStyle()->shadow() ? new ShadowData(*m_parentStyle->svgStyle()->shadow()) : 0);
if (isInitial || primitiveValue) // initial | none
return svgstyle->setShadow(0);
if (!value->isValueList())
return;
float zoomFactor = m_style->effectiveZoom();
CSSValueList *list = static_cast<CSSValueList*>(value);
ASSERT(list->length() == 1);
ShadowValue* item = static_cast<ShadowValue*>(list->itemWithoutBoundsCheck(0));
int x = item->x->computeLengthInt(style(), m_rootElementStyle, zoomFactor);
int y = item->y->computeLengthInt(style(), m_rootElementStyle, zoomFactor);
int blur = item->blur ? item->blur->computeLengthInt(style(), m_rootElementStyle, zoomFactor) : 0;
Color color;
if (item->color)
color = getColorFromPrimitiveValue(item->color.get());
// -webkit-svg-shadow does should not have a spread or style
ASSERT(!item->spread);
ASSERT(!item->style);
ShadowData* shadowData = new ShadowData(x, y, blur, 0, Normal, color.isValid() ? color : Color::transparent);
svgstyle->setShadow(shadowData);
return;
}
default:
// If you crash here, it's because you added a css property and are not handling it
// in either this switch statement or the one in CSSStyleSelector::applyProperty
ASSERT_WITH_MESSAGE(0, "unimplemented propertyID: %d", id);
return;
}
}
void CSSFontSelector::addFontFaceRule(const CSSFontFaceRule* fontFaceRule)
{
// Obtain the font-family property and the src property. Both must be defined.
const CSSMutableStyleDeclaration* style = fontFaceRule->style();
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 = static_cast<CSSValueList*>(fontFamily.get());
if (!familyList->length())
return;
CSSValueList* srcList = static_cast<CSSValueList*>(src.get());
if (!srcList->length())
return;
CSSValueList* rangeList = static_cast<CSSValueList*>(unicodeRange.get());
unsigned traitsMask = 0;
if (RefPtr<CSSValue> fontStyle = style->getPropertyCSSValue(CSSPropertyFontStyle)) {
if (fontStyle->isPrimitiveValue()) {
RefPtr<CSSValueList> list = CSSValueList::createCommaSeparated();
list->append(fontStyle);
fontStyle = list;
} else if (!fontStyle->isValueList())
return;
CSSValueList* styleList = static_cast<CSSValueList*>(fontStyle.get());
unsigned numStyles = styleList->length();
if (!numStyles)
return;
for (unsigned i = 0; i < numStyles; ++i) {
switch (static_cast<CSSPrimitiveValue*>(styleList->itemWithoutBoundsCheck(i))->getIdent()) {
case CSSValueAll:
traitsMask |= FontStyleMask;
break;
case CSSValueNormal:
traitsMask |= FontStyleNormalMask;
break;
case CSSValueItalic:
case CSSValueOblique:
traitsMask |= FontStyleItalicMask;
break;
default:
break;
}
}
} else
traitsMask |= FontStyleMask;
if (RefPtr<CSSValue> fontWeight = style->getPropertyCSSValue(CSSPropertyFontWeight)) {
if (fontWeight->isPrimitiveValue()) {
RefPtr<CSSValueList> list = CSSValueList::createCommaSeparated();
list->append(fontWeight);
fontWeight = list;
} else if (!fontWeight->isValueList())
return;
CSSValueList* weightList = static_cast<CSSValueList*>(fontWeight.get());
unsigned numWeights = weightList->length();
if (!numWeights)
return;
for (unsigned i = 0; i < numWeights; ++i) {
switch (static_cast<CSSPrimitiveValue*>(weightList->itemWithoutBoundsCheck(i))->getIdent()) {
case CSSValueAll:
traitsMask |= FontWeightMask;
break;
case CSSValueBolder:
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 CSSValueLighter:
case CSSValue200:
traitsMask |= FontWeight200Mask;
break;
case CSSValue100:
traitsMask |= FontWeight100Mask;
break;
default:
break;
}
}
} else
traitsMask |= FontWeightMask;
if (RefPtr<CSSValue> fontVariant = style->getPropertyCSSValue(CSSPropertyFontVariant)) {
if (fontVariant->isPrimitiveValue()) {
RefPtr<CSSValueList> list = CSSValueList::createCommaSeparated();
list->append(fontVariant);
fontVariant = list;
} else if (!fontVariant->isValueList())
return;
CSSValueList* variantList = static_cast<CSSValueList*>(fontVariant.get());
unsigned numVariants = variantList->length();
if (!numVariants)
return;
for (unsigned i = 0; i < numVariants; ++i) {
switch (static_cast<CSSPrimitiveValue*>(variantList->itemWithoutBoundsCheck(i))->getIdent()) {
case CSSValueAll:
traitsMask |= FontVariantMask;
break;
case CSSValueNormal:
traitsMask |= FontVariantNormalMask;
break;
case CSSValueSmallCaps:
traitsMask |= FontVariantSmallCapsMask;
break;
default:
break;
}
}
} else
traitsMask |= FontVariantNormalMask;
// 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 foundLocal = false;
#if ENABLE(SVG_FONTS)
bool foundSVGFont = false;
#endif
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 = static_cast<CSSFontFaceSrcValue*>(srcList->itemWithoutBoundsCheck(i));
CSSFontFaceSource* source = 0;
#if ENABLE(SVG_FONTS)
foundSVGFont = item->isSVGFontFaceSrc() || item->svgFontFaceElement();
#endif
if (!item->isLocal()) {
if (item->isSupportedFormat() && m_document) {
CachedFont* cachedFont = m_document->docLoader()->requestFont(item->resource());
if (cachedFont) {
#if ENABLE(SVG_FONTS)
if (foundSVGFont)
cachedFont->setSVGFont(true);
#endif
source = new CSSFontFaceSource(item->resource(), cachedFont);
}
}
} else {
source = new CSSFontFaceSource(item->resource());
foundLocal = true;
}
if (!fontFace)
fontFace = CSSFontFace::create(static_cast<FontTraitsMask>(traitsMask));
if (source) {
#if ENABLE(SVG_FONTS)
source->setSVGFontFaceElement(item->svgFontFaceElement());
#endif
fontFace->addSource(source);
}
}
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 = static_cast<CSSPrimitiveValue*>(familyList->itemWithoutBoundsCheck(i));
String familyName;
if (item->primitiveType() == CSSPrimitiveValue::CSS_STRING)
familyName = static_cast<FontFamilyValue*>(item)->familyName();
else if (item->primitiveType() == CSSPrimitiveValue::CSS_IDENT) {
// 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.
String familyName;
switch (item->getIdent()) {
case CSSValueSerif:
familyName = "-webkit-serif";
break;
case CSSValueSansSerif:
familyName = "-webkit-sans-serif";
break;
case CSSValueCursive:
familyName = "-webkit-cursive";
break;
case CSSValueFantasy:
familyName = "-webkit-fantasy";
break;
case CSSValueMonospace:
familyName = "-webkit-monospace";
break;
default:
break;
}
}
if (familyName.isEmpty())
continue;
#if ENABLE(SVG_FONTS)
// SVG allows several <font> elements with the same font-family, differing only
// in ie. font-variant. Be sure to pick up the right one - in getFontData below.
if (foundSVGFont && (traitsMask & FontVariantSmallCapsMask))
familyName += "-webkit-svg-small-caps";
#endif
Vector<RefPtr<CSSFontFace> >* familyFontFaces = m_fontFaces.get(familyName);
if (!familyFontFaces) {
familyFontFaces = new Vector<RefPtr<CSSFontFace> >;
m_fontFaces.set(familyName, familyFontFaces);
ASSERT(!m_locallyInstalledFontFaces.contains(familyName));
Vector<RefPtr<CSSFontFace> >* familyLocallyInstalledFaces;
Vector<unsigned> locallyInstalledFontsTraitsMasks;
FontCache::getTraitsInFamily(familyName, locallyInstalledFontsTraitsMasks);
unsigned numLocallyInstalledFaces = locallyInstalledFontsTraitsMasks.size();
if (numLocallyInstalledFaces) {
familyLocallyInstalledFaces = new Vector<RefPtr<CSSFontFace> >;
m_locallyInstalledFontFaces.set(familyName, familyLocallyInstalledFaces);
for (unsigned i = 0; i < numLocallyInstalledFaces; ++i) {
RefPtr<CSSFontFace> locallyInstalledFontFace = CSSFontFace::create(static_cast<FontTraitsMask>(locallyInstalledFontsTraitsMasks[i]));
locallyInstalledFontFace->addSource(new CSSFontFaceSource(familyName));
ASSERT(locallyInstalledFontFace->isValid());
familyLocallyInstalledFaces->append(locallyInstalledFontFace);
}
}
}
familyFontFaces->append(fontFace);
}
}
FontTraits FontFace::traits() const
{
FontStyle style = FontStyleNormal;
if (m_style) {
if (!m_style->isPrimitiveValue())
return 0;
switch (toCSSPrimitiveValue(m_style.get())->getValueID()) {
case CSSValueNormal:
style = FontStyleNormal;
break;
case CSSValueItalic:
case CSSValueOblique:
style = FontStyleItalic;
break;
default:
break;
}
}
FontWeight weight = FontWeight400;
if (m_weight) {
if (!m_weight->isPrimitiveValue())
return 0;
switch (toCSSPrimitiveValue(m_weight.get())->getValueID()) {
case CSSValueBold:
case CSSValue700:
weight = FontWeight700;
break;
case CSSValueNormal:
case CSSValue400:
weight = FontWeight400;
break;
case CSSValue900:
weight = FontWeight900;
break;
case CSSValue800:
weight = FontWeight800;
break;
case CSSValue600:
weight = FontWeight600;
break;
case CSSValue500:
weight = FontWeight500;
break;
case CSSValue300:
weight = FontWeight300;
break;
case CSSValue200:
weight = FontWeight200;
break;
case CSSValueLighter:
case CSSValue100:
weight = FontWeight100;
break;
default:
ASSERT_NOT_REACHED();
break;
}
}
FontVariant variant = FontVariantNormal;
if (RefPtrWillBeRawPtr<CSSValue> fontVariant = m_variant) {
// font-variant descriptor can be a value list.
if (fontVariant->isPrimitiveValue()) {
RefPtrWillBeRawPtr<CSSValueList> list = CSSValueList::createCommaSeparated();
list->append(fontVariant);
fontVariant = list;
} else if (!fontVariant->isValueList()) {
return 0;
}
CSSValueList* variantList = toCSSValueList(fontVariant.get());
unsigned numVariants = variantList->length();
if (!numVariants)
return 0;
for (unsigned i = 0; i < numVariants; ++i) {
switch (toCSSPrimitiveValue(variantList->itemWithoutBoundsCheck(i))->getValueID()) {
case CSSValueNormal:
variant = FontVariantNormal;
break;
case CSSValueSmallCaps:
variant = FontVariantSmallCaps;
break;
default:
break;
}
}
}
return FontTraits(style, variant, weight, FontStretchNormal);
}
static PassRefPtr<CustomFilterOperation> createCustomFilterOperationWithInlineSyntax(CSSFilterValue* filterValue, StyleResolverState& state)
{
CSSValue* shadersValue = filterValue->itemWithoutBoundsCheck(0);
ASSERT_WITH_SECURITY_IMPLICATION(shadersValue->isValueList());
CSSValueList* shadersList = toCSSValueList(shadersValue);
unsigned shadersListLength = shadersList->length();
ASSERT(shadersListLength);
CSSShaderValue* vertexShader = 0;
CSSShaderValue* fragmentShader = 0;
if (shadersList->itemWithoutBoundsCheck(0)->isShaderValue())
vertexShader = toCSSShaderValue(shadersList->itemWithoutBoundsCheck(0));
CustomFilterProgramType programType = ProgramTypeBlendsElementTexture;
CustomFilterProgramMixSettings mixSettings;
if (shadersListLength > 1) {
CSSValue* fragmentShaderOrMixFunction = shadersList->itemWithoutBoundsCheck(1);
if (fragmentShaderOrMixFunction->isMixFunctionValue()) {
CSSMixFunctionValue* mixFunction = toCSSMixFunctionValue(fragmentShaderOrMixFunction);
CSSValueListIterator iterator(mixFunction);
ASSERT(mixFunction->length());
if (iterator.value()->isShaderValue())
fragmentShader = toCSSShaderValue(iterator.value());
iterator.advance();
ASSERT(mixFunction->length() <= 3);
while (iterator.hasMore()) {
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(iterator.value());
if (CSSParser::isBlendMode(primitiveValue->getValueID()))
mixSettings.blendMode = *primitiveValue;
else if (CSSParser::isCompositeOperator(primitiveValue->getValueID()))
mixSettings.compositeOperator = *primitiveValue;
else
ASSERT_NOT_REACHED();
iterator.advance();
}
} else {
programType = ProgramTypeNoElementTexture;
if (fragmentShaderOrMixFunction->isShaderValue())
fragmentShader = toCSSShaderValue(fragmentShaderOrMixFunction);
}
}
if (!vertexShader && !fragmentShader)
return 0;
unsigned meshRows = 1;
unsigned meshColumns = 1;
CustomFilterMeshType meshType = MeshTypeAttached;
CSSValue* parametersValue = 0;
if (filterValue->length() > 1) {
CSSValueListIterator iterator(filterValue->itemWithoutBoundsCheck(1));
// The second value might be the mesh box or the list of parameters:
// If it starts with a number or any of the mesh-box identifiers it is
// the mesh-box list, if not it means it is the parameters list.
if (iterator.hasMore() && iterator.isPrimitiveValue()) {
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(iterator.value());
if (primitiveValue->isNumber()) {
// If only one integer value is specified, it will set both
// the rows and the columns.
meshColumns = meshRows = primitiveValue->getIntValue();
iterator.advance();
// Try to match another number for the rows.
if (iterator.hasMore() && iterator.isPrimitiveValue()) {
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(iterator.value());
if (primitiveValue->isNumber()) {
meshRows = primitiveValue->getIntValue();
iterator.advance();
}
}
}
}
if (iterator.hasMore() && iterator.isPrimitiveValue()) {
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(iterator.value());
if (primitiveValue->getValueID() == CSSValueDetached) {
meshType = MeshTypeDetached;
iterator.advance();
}
}
if (!iterator.index()) {
// If no value was consumed from the mesh value, then it is just a parameter list, meaning that we end up
// having just two CSSListValues: list of shaders and list of parameters.
ASSERT(filterValue->length() == 2);
parametersValue = filterValue->itemWithoutBoundsCheck(1);
}
}
if (filterValue->length() > 2 && !parametersValue)
parametersValue = filterValue->itemWithoutBoundsCheck(2);
CustomFilterParameterList parameterList;
if (parametersValue && !parseCustomFilterParameterList(parametersValue, parameterList, state))
return 0;
RefPtr<CustomFilterProgram> program = createCustomFilterProgram(vertexShader, fragmentShader, programType, mixSettings, meshType, state);
return CustomFilterOperation::create(program.release(), parameterList, meshRows, meshColumns, meshType);
}
unsigned FontFace::traitsMask() const
{
unsigned traitsMask = 0;
if (m_style) {
if (!m_style->isPrimitiveValue())
return 0;
switch (toCSSPrimitiveValue(m_style.get())->getValueID()) {
case CSSValueNormal:
traitsMask |= FontStyleNormalMask;
break;
case CSSValueItalic:
case CSSValueOblique:
traitsMask |= FontStyleItalicMask;
break;
default:
break;
}
} else {
traitsMask |= FontStyleNormalMask;
}
if (m_weight) {
if (!m_weight->isPrimitiveValue())
return 0;
switch (toCSSPrimitiveValue(m_weight.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 = m_variant) {
// 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 0;
}
CSSValueList* variantList = toCSSValueList(fontVariant.get());
unsigned numVariants = variantList->length();
if (!numVariants)
return 0;
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 |= FontVariantNormalMask;
}
return traitsMask;
}
