GridTrackSize StyleBuilderConverter::convertGridTrackSize(StyleResolverState& state, CSSValue* value)
{
if (value->isPrimitiveValue())
return GridTrackSize(convertGridTrackBreadth(state, toCSSPrimitiveValue(value)));
CSSFunctionValue* minmaxFunction = toCSSFunctionValue(value);
CSSValueList* arguments = minmaxFunction->arguments();
ASSERT_WITH_SECURITY_IMPLICATION(arguments->length() == 2);
GridLength minTrackBreadth(convertGridTrackBreadth(state, toCSSPrimitiveValue(arguments->item(0))));
GridLength maxTrackBreadth(convertGridTrackBreadth(state, toCSSPrimitiveValue(arguments->item(1))));
return GridTrackSize(minTrackBreadth, maxTrackBreadth);
}
CSSFunctionValue* CSSScale::toCSSValue() const {
CSSFunctionValue* result =
CSSFunctionValue::create(m_is2D ? CSSValueScale : CSSValueScale3d);
result->append(
*CSSPrimitiveValue::create(m_x, CSSPrimitiveValue::UnitType::Number));
result->append(
*CSSPrimitiveValue::create(m_y, CSSPrimitiveValue::UnitType::Number));
if (!m_is2D)
result->append(
*CSSPrimitiveValue::create(m_z, CSSPrimitiveValue::UnitType::Number));
return result;
}
CSSFunctionValue* MatrixTransformComponent::toCSSValue() const
{
CSSFunctionValue* result = CSSFunctionValue::create(m_is2D ? CSSValueMatrix : CSSValueMatrix3d);
if (m_is2D) {
double values[6] = {a(), b(), c(), d(), e(), f()};
for (double value : values) {
result->append(cssValuePool().createValue(value, CSSPrimitiveValue::UnitType::Number));
}
} else {
double values[16] = {m11(), m12(), m13(), m14(), m21(), m22(), m23(), m24(),
m31(), m32(), m33(), m34(), m41(), m42(), m43(), m44()
};
for (double value : values) {
result->append(cssValuePool().createValue(value, CSSPrimitiveValue::UnitType::Number));
}
}
return result;
}
void RuleFeatureSet::updateInvalidationSetsForContentAttribute(const RuleData& ruleData)
{
const StylePropertySet& propertySet = ruleData.rule()->properties();
int propertyIndex = propertySet.findPropertyIndex(CSSPropertyContent);
if (propertyIndex == -1)
return;
StylePropertySet::PropertyReference contentProperty = propertySet.propertyAt(propertyIndex);
CSSValue* contentValue = contentProperty.value();
if (!contentValue->isValueList())
return;
for (auto& item : toCSSValueList(*contentValue)) {
if (!item->isFunctionValue())
continue;
CSSFunctionValue* functionValue = toCSSFunctionValue(item.get());
if (functionValue->functionType() != CSSValueAttr)
continue;
ensureAttributeInvalidationSet(AtomicString(toCSSPrimitiveValue(functionValue->item(0))->getStringValue())).setInvalidatesSelf();
}
}
CSSFunctionValue* CSSPerspective::toCSSValue() const {
CSSFunctionValue* result = CSSFunctionValue::create(CSSValuePerspective);
result->append(*m_length->toCSSValue());
return result;
}
CSSFunctionValue* CSSSkew::toCSSValue() const {
CSSFunctionValue* result = CSSFunctionValue::create(CSSValueSkew);
result->append(*CSSPrimitiveValue::create(m_ax->value(), m_ax->unit()));
result->append(*CSSPrimitiveValue::create(m_ay->value(), m_ay->unit()));
return result;
}
FilterOperations FilterOperationResolver::createFilterOperations(StyleResolverState& state, const CSSValue& inValue)
{
FilterOperations operations;
if (inValue.isPrimitiveValue()) {
ASSERT(toCSSPrimitiveValue(inValue).getValueID() == CSSValueNone);
return operations;
}
const CSSToLengthConversionData& conversionData = state.cssToLengthConversionData();
for (auto& currValue : toCSSValueList(inValue)) {
CSSFunctionValue* filterValue = toCSSFunctionValue(currValue.get());
FilterOperation::OperationType operationType = filterOperationForType(filterValue->functionType());
countFilterUse(operationType, state.document());
ASSERT(filterValue->length() <= 1);
if (operationType == FilterOperation::REFERENCE) {
CSSSVGDocumentValue* svgDocumentValue = toCSSSVGDocumentValue(filterValue->item(0));
KURL url = state.document().completeURL(svgDocumentValue->url());
RawPtr<ReferenceFilterOperation> operation = ReferenceFilterOperation::create(svgDocumentValue->url(), AtomicString(url.fragmentIdentifier()));
if (SVGURIReference::isExternalURIReference(svgDocumentValue->url(), state.document())) {
if (!svgDocumentValue->loadRequested())
state.elementStyleResources().addPendingSVGDocument(operation.get(), svgDocumentValue);
else if (svgDocumentValue->cachedSVGDocument())
ReferenceFilterBuilder::setDocumentResourceReference(operation.get(), adoptPtr(new DocumentResourceReference(svgDocumentValue->cachedSVGDocument())));
}
operations.operations().append(operation);
continue;
}
CSSPrimitiveValue* firstValue = filterValue->length() && filterValue->item(0)->isPrimitiveValue() ? toCSSPrimitiveValue(filterValue->item(0)) : nullptr;
switch (filterValue->functionType()) {
case CSSValueGrayscale:
case CSSValueSepia:
case CSSValueSaturate: {
double amount = 1;
if (filterValue->length() == 1) {
amount = firstValue->getDoubleValue();
if (firstValue->isPercentage())
amount /= 100;
}
operations.operations().append(BasicColorMatrixFilterOperation::create(amount, operationType));
break;
}
case CSSValueHueRotate: {
double angle = 0;
if (filterValue->length() == 1)
angle = firstValue->computeDegrees();
operations.operations().append(BasicColorMatrixFilterOperation::create(angle, operationType));
break;
}
case CSSValueInvert:
case CSSValueBrightness:
case CSSValueContrast:
case CSSValueOpacity: {
double amount = (filterValue->functionType() == CSSValueBrightness) ? 0 : 1;
if (filterValue->length() == 1) {
amount = firstValue->getDoubleValue();
if (firstValue->isPercentage())
amount /= 100;
}
operations.operations().append(BasicComponentTransferFilterOperation::create(amount, operationType));
break;
}
case CSSValueBlur: {
Length stdDeviation = Length(0, Fixed);
if (filterValue->length() >= 1)
stdDeviation = firstValue->convertToLength(conversionData);
operations.operations().append(BlurFilterOperation::create(stdDeviation));
break;
}
case CSSValueDropShadow: {
CSSShadowValue* item = toCSSShadowValue(filterValue->item(0));
IntPoint location(item->x->computeLength<int>(conversionData), item->y->computeLength<int>(conversionData));
int blur = item->blur ? item->blur->computeLength<int>(conversionData) : 0;
Color shadowColor = Color::black;
if (item->color)
shadowColor = state.document().textLinkColors().colorFromCSSValue(*item->color, state.style()->color());
operations.operations().append(DropShadowFilterOperation::create(location, blur, shadowColor));
break;
}
default:
ASSERT_NOT_REACHED();
break;
}
}
return operations;
}
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();
}
