GridPosition StyleBuilderConverter::convertGridPosition(StyleResolverState&, CSSValue* value)
{
// We accept the specification's grammar:
// 'auto' | [ <integer> || <custom-ident> ] | [ span && [ <integer> || <custom-ident> ] ] | <custom-ident>
GridPosition position;
if (value->isPrimitiveValue()) {
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
// We translate <custom-ident> to <string> during parsing as it
// makes handling it more simple.
if (primitiveValue->isString()) {
position.setNamedGridArea(primitiveValue->getStringValue());
return position;
}
ASSERT(primitiveValue->getValueID() == CSSValueAuto);
return position;
}
CSSValueList* values = toCSSValueList(value);
ASSERT(values->length());
bool isSpanPosition = false;
// The specification makes the <integer> optional, in which case it default to '1'.
int gridLineNumber = 1;
String gridLineName;
CSSValueListIterator it = values;
CSSPrimitiveValue* currentValue = toCSSPrimitiveValue(it.value());
if (currentValue->getValueID() == CSSValueSpan) {
isSpanPosition = true;
it.advance();
currentValue = it.hasMore() ? toCSSPrimitiveValue(it.value()) : 0;
}
if (currentValue && currentValue->isNumber()) {
gridLineNumber = currentValue->getIntValue();
it.advance();
currentValue = it.hasMore() ? toCSSPrimitiveValue(it.value()) : 0;
}
if (currentValue && currentValue->isString()) {
gridLineName = currentValue->getStringValue();
it.advance();
}
ASSERT(!it.hasMore());
if (isSpanPosition)
position.setSpanPosition(gridLineNumber, gridLineName);
else
position.setExplicitPosition(gridLineNumber, gridLineName);
return position;
}
void StyleBuilderFunctions::applyValueCSSPropertyWebkitTextEmphasisStyle(StyleResolverState& state, CSSValue* value)
{
if (value->isValueList()) {
CSSValueList* list = toCSSValueList(value);
ASSERT(list->length() == 2);
for (unsigned i = 0; i < 2; ++i) {
CSSPrimitiveValue* value = toCSSPrimitiveValue(list->item(i));
if (value->getValueID() == CSSValueFilled || value->getValueID() == CSSValueOpen)
state.style()->setTextEmphasisFill(*value);
else
state.style()->setTextEmphasisMark(*value);
}
state.style()->setTextEmphasisCustomMark(nullAtom);
return;
}
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
if (primitiveValue->isString()) {
state.style()->setTextEmphasisFill(TextEmphasisFillFilled);
state.style()->setTextEmphasisMark(TextEmphasisMarkCustom);
state.style()->setTextEmphasisCustomMark(AtomicString(primitiveValue->getStringValue()));
return;
}
state.style()->setTextEmphasisCustomMark(nullAtom);
if (primitiveValue->getValueID() == CSSValueFilled || primitiveValue->getValueID() == CSSValueOpen) {
state.style()->setTextEmphasisFill(*primitiveValue);
state.style()->setTextEmphasisMark(TextEmphasisMarkAuto);
} else {
state.style()->setTextEmphasisFill(TextEmphasisFillFilled);
state.style()->setTextEmphasisMark(*primitiveValue);
}
}
CSSTransitionData::TransitionProperty CSSToStyleMap::mapAnimationProperty(CSSValue* value)
{
if (value->isInitialValue())
return CSSTransitionData::initialProperty();
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
if (primitiveValue->isString())
return CSSTransitionData::TransitionProperty(primitiveValue->getStringValue());
if (primitiveValue->getValueID() == CSSValueAll)
return CSSTransitionData::TransitionProperty(CSSTransitionData::TransitionAll);
if (primitiveValue->getValueID() == CSSValueNone)
return CSSTransitionData::TransitionProperty(CSSTransitionData::TransitionNone);
return CSSTransitionData::TransitionProperty(primitiveValue->getPropertyID());
}
void StyleBuilderFunctions::applyValueCSSPropertyTextAlign(StyleResolverState& state, CSSValue* value)
{
if (!value->isPrimitiveValue())
return;
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
// FIXME : Per http://www.w3.org/TR/css3-text/#text-align0 can now take <string> but this is not implemented in the
// rendering code.
if (primitiveValue->isString())
return;
if (primitiveValue->isValueID() && primitiveValue->getValueID() != CSSValueWebkitMatchParent)
state.style()->setTextAlign(*primitiveValue);
else if (state.parentStyle()->textAlign() == TASTART)
state.style()->setTextAlign(state.parentStyle()->isLeftToRightDirection() ? LEFT : RIGHT);
else if (state.parentStyle()->textAlign() == TAEND)
state.style()->setTextAlign(state.parentStyle()->isLeftToRightDirection() ? RIGHT : LEFT);
else
state.style()->setTextAlign(state.parentStyle()->textAlign());
}
bool FontFace::setFamilyValue(CSSValueList* familyList)
{
// The font-family descriptor has to have exactly one family name.
if (familyList->length() != 1)
return false;
CSSPrimitiveValue* familyValue = toCSSPrimitiveValue(familyList->itemWithoutBoundsCheck(0));
AtomicString family;
if (familyValue->isString()) {
family = AtomicString(familyValue->getStringValue());
} else if (familyValue->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 (familyValue->getValueID()) {
case CSSValueSerif:
family = FontFamilyNames::webkit_serif;
break;
case CSSValueSansSerif:
family = FontFamilyNames::webkit_sans_serif;
break;
case CSSValueCursive:
family = FontFamilyNames::webkit_cursive;
break;
case CSSValueFantasy:
family = FontFamilyNames::webkit_fantasy;
break;
case CSSValueMonospace:
family = FontFamilyNames::webkit_monospace;
break;
case CSSValueWebkitPictograph:
family = FontFamilyNames::webkit_pictograph;
break;
default:
return false;
}
}
m_family = family;
return true;
}
// FIXME: I am not convinced FontBuilder needs to know anything about CSSValues.
void FontBuilder::setFontFamilyValue(CSSValue* value, float effectiveZoom)
{
FontDescriptionChangeScope scope(this);
if (!value->isValueList())
return;
FontFamily& firstFamily = scope.fontDescription().firstFamily();
FontFamily* currFamily = 0;
// Before mapping in a new font-family property, we should reset the generic family.
bool oldFamilyUsedFixedDefaultSize = scope.fontDescription().useFixedDefaultSize();
scope.fontDescription().setGenericFamily(FontDescription::NoFamily);
for (CSSValueListIterator i = value; i.hasMore(); i.advance()) {
CSSValue* item = i.value();
if (!item->isPrimitiveValue())
continue;
CSSPrimitiveValue* contentValue = toCSSPrimitiveValue(item);
AtomicString face;
Settings* settings = m_document->settings();
if (contentValue->isString()) {
face = contentValue->getStringValue();
} else if (settings) {
switch (contentValue->getValueID()) {
case CSSValueWebkitBody:
face = settings->standardFontFamily();
break;
case CSSValueSerif:
face = FontFamilyNames::webkit_serif;
scope.fontDescription().setGenericFamily(FontDescription::SerifFamily);
break;
case CSSValueSansSerif:
face = FontFamilyNames::webkit_sans_serif;
scope.fontDescription().setGenericFamily(FontDescription::SansSerifFamily);
break;
case CSSValueCursive:
face = FontFamilyNames::webkit_cursive;
scope.fontDescription().setGenericFamily(FontDescription::CursiveFamily);
break;
case CSSValueFantasy:
face = FontFamilyNames::webkit_fantasy;
scope.fontDescription().setGenericFamily(FontDescription::FantasyFamily);
break;
case CSSValueMonospace:
face = FontFamilyNames::webkit_monospace;
scope.fontDescription().setGenericFamily(FontDescription::MonospaceFamily);
break;
case CSSValueWebkitPictograph:
face = FontFamilyNames::webkit_pictograph;
scope.fontDescription().setGenericFamily(FontDescription::PictographFamily);
break;
default:
break;
}
}
if (!face.isEmpty()) {
if (!currFamily) {
// Filling in the first family.
firstFamily.setFamily(face);
firstFamily.appendFamily(0); // Remove any inherited family-fallback list.
currFamily = &firstFamily;
scope.fontDescription().setIsSpecifiedFont(scope.fontDescription().genericFamily() == FontDescription::NoFamily);
} else {
RefPtr<SharedFontFamily> newFamily = SharedFontFamily::create();
newFamily->setFamily(face);
currFamily->appendFamily(newFamily);
currFamily = newFamily.get();
}
}
}
// We can't call useFixedDefaultSize() until all new font families have been added
// If currFamily is non-zero then we set at least one family on this description.
if (!currFamily)
return;
if (scope.fontDescription().keywordSize() && scope.fontDescription().useFixedDefaultSize() != oldFamilyUsedFixedDefaultSize)
setSize(scope.fontDescription(), effectiveZoom, FontSize::fontSizeForKeyword(m_document, CSSValueXxSmall + scope.fontDescription().keywordSize() - 1, !oldFamilyUsedFixedDefaultSize));
}
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 StyleBuilderFunctions::applyValueCSSPropertyContent(StyleResolverState& state, CSSValue* value)
{
// list of string, uri, counter, attr, i
bool didSet = false;
for (auto& item : toCSSValueList(*value)) {
if (item->isImageGeneratorValue()) {
state.style()->setContent(StyleGeneratedImage::create(toCSSImageGeneratorValue(item.get())), didSet);
didSet = true;
} else if (item->isImageSetValue()) {
state.style()->setContent(state.elementStyleResources().setOrPendingFromValue(CSSPropertyContent, toCSSImageSetValue(item.get())), didSet);
didSet = true;
}
if (item->isImageValue()) {
state.style()->setContent(state.elementStyleResources().cachedOrPendingFromValue(state.document(), CSSPropertyContent, toCSSImageValue(item.get())), didSet);
didSet = true;
continue;
}
if (item->isCounterValue()) {
CSSCounterValue* counterValue = toCSSCounterValue(item.get());
EListStyleType listStyleType = NoneListStyle;
CSSValueID listStyleIdent = counterValue->listStyle();
if (listStyleIdent != CSSValueNone)
listStyleType = static_cast<EListStyleType>(listStyleIdent - CSSValueDisc);
OwnPtr<CounterContent> counter = adoptPtr(new CounterContent(AtomicString(counterValue->identifier()), listStyleType, AtomicString(counterValue->separator())));
state.style()->setContent(counter.release(), didSet);
didSet = true;
}
if (item->isFunctionValue()) {
CSSFunctionValue* functionValue = toCSSFunctionValue(item.get());
ASSERT(functionValue->functionType() == CSSValueAttr);
// FIXME: Can a namespace be specified for an attr(foo)?
if (state.style()->styleType() == NOPSEUDO)
state.style()->setUnique();
else
state.parentStyle()->setUnique();
QualifiedName attr(nullAtom, AtomicString(toCSSPrimitiveValue(functionValue->item(0))->getStringValue()), nullAtom);
const AtomicString& value = state.element()->getAttribute(attr);
state.style()->setContent(value.isNull() ? emptyString() : value.string(), didSet);
didSet = true;
}
if (!item->isPrimitiveValue())
continue;
CSSPrimitiveValue* contentValue = toCSSPrimitiveValue(item.get());
if (contentValue->isString()) {
state.style()->setContent(contentValue->getStringValue().impl(), didSet);
didSet = true;
} else {
switch (contentValue->getValueID()) {
case CSSValueOpenQuote:
state.style()->setContent(OPEN_QUOTE, didSet);
didSet = true;
break;
case CSSValueCloseQuote:
state.style()->setContent(CLOSE_QUOTE, didSet);
didSet = true;
break;
case CSSValueNoOpenQuote:
state.style()->setContent(NO_OPEN_QUOTE, didSet);
didSet = true;
break;
case CSSValueNoCloseQuote:
state.style()->setContent(NO_CLOSE_QUOTE, didSet);
didSet = true;
break;
default:
// normal and none do not have any effect.
{ }
}
}
}
if (!didSet)
state.style()->clearContent();
}
