virtual void applyValue(CSSStyleSelector* selector, CSSValue* value) const
{
if (!value->isPrimitiveValue())
return;
CSSPrimitiveValue* primitiveValue = static_cast<CSSPrimitiveValue*>(value);
Pair* pair = primitiveValue->getPairValue();
if (!pair || !pair->first() || !pair->second())
return;
Length radiusWidth;
Length radiusHeight;
if (pair->first()->primitiveType() == CSSPrimitiveValue::CSS_PERCENTAGE)
radiusWidth = Length(pair->first()->getDoubleValue(), Percent);
else
radiusWidth = Length(max(intMinForLength, min(intMaxForLength, pair->first()->computeLength<int>(selector->style(), selector->rootElementStyle(), selector->style()->effectiveZoom()))), Fixed);
if (pair->second()->primitiveType() == CSSPrimitiveValue::CSS_PERCENTAGE)
radiusHeight = Length(pair->second()->getDoubleValue(), Percent);
else
radiusHeight = Length(max(intMinForLength, min(intMaxForLength, pair->second()->computeLength<int>(selector->style(), selector->rootElementStyle(), selector->style()->effectiveZoom()))), Fixed);
int width = radiusWidth.value();
int height = radiusHeight.value();
if (width < 0 || height < 0)
return;
if (!width)
radiusHeight = radiusWidth; // Null out the other value.
else if (!height)
radiusWidth = radiusHeight; // Null out the other value.
LengthSize size(radiusWidth, radiusHeight);
setValue(selector->style(), size);
}
void CSSToStyleMap::mapFillYPosition(CSSPropertyID propertyID, FillLayer* layer, CSSValue* value)
{
if (value->isInitialValue()) {
layer->setYPosition(FillLayer::initialFillYPosition(layer->type()));
return;
}
if (!is<CSSPrimitiveValue>(*value))
return;
CSSPrimitiveValue* primitiveValue = downcast<CSSPrimitiveValue>(value);
Pair* pair = primitiveValue->getPairValue();
if (pair) {
ASSERT_UNUSED(propertyID, propertyID == CSSPropertyBackgroundPositionY || propertyID == CSSPropertyWebkitMaskPositionY);
primitiveValue = pair->second();
}
Length length;
if (primitiveValue->isLength())
length = primitiveValue->computeLength<Length>(m_resolver->state().cssToLengthConversionData());
else if (primitiveValue->isPercentage())
length = Length(primitiveValue->getDoubleValue(), Percent);
else if (primitiveValue->isCalculatedPercentageWithLength())
length = Length(primitiveValue->cssCalcValue()->createCalculationValue(m_resolver->state().cssToLengthConversionData()));
else
return;
layer->setYPosition(length);
if (pair)
layer->setBackgroundYOrigin(*(pair->first()));
}
void CSSToStyleMap::mapFillYPosition(CSSPropertyID propertyID, FillLayer* layer, CSSValue* value)
{
if (value->isInitialValue()) {
layer->setYPosition(FillLayer::initialFillYPosition(layer->type()));
return;
}
if (!value->isPrimitiveValue())
return;
float zoomFactor = style()->effectiveZoom();
CSSPrimitiveValue* primitiveValue = static_cast<CSSPrimitiveValue*>(value);
Pair* pair = primitiveValue->getPairValue();
if (pair) {
ASSERT_UNUSED(propertyID, propertyID == CSSPropertyBackgroundPositionY || propertyID == CSSPropertyWebkitMaskPositionY);
primitiveValue = pair->second();
}
Length length;
if (primitiveValue->isLength())
length = primitiveValue->computeLength<Length>(style(), rootElementStyle(), zoomFactor);
else if (primitiveValue->isPercentage())
length = Length(primitiveValue->getDoubleValue(), Percent);
else if (primitiveValue->isCalculatedPercentageWithLength())
length = Length(primitiveValue->cssCalcValue()->toCalcValue(style(), rootElementStyle(), zoomFactor));
else if (primitiveValue->isViewportPercentageLength())
length = primitiveValue->viewportPercentageLength();
else
return;
layer->setYPosition(length);
if (pair)
layer->setBackgroundYOrigin(*(pair->first()));
}
LengthPoint StyleBuilderConverter::convertLengthPoint(StyleResolverState& state, CSSValue* value)
{
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
Pair* pair = primitiveValue->getPairValue();
Length x = pair->first()->convertToLength<FixedConversion | PercentConversion>(state.cssToLengthConversionData());
Length y = pair->second()->convertToLength<FixedConversion | PercentConversion>(state.cssToLengthConversionData());
return LengthPoint(x, y);
}
static inline bool convertToLengthSize(const CSSPrimitiveValue& primitiveValue, CSSToLengthConversionData conversionData, LengthSize& size)
{
if (auto* pair = primitiveValue.getPairValue()) {
size.setWidth(pair->first()->convertToLength<AnyConversion>(conversionData));
size.setHeight(pair->second()->convertToLength<AnyConversion>(conversionData));
} else
size.setWidth(primitiveValue.convertToLength<AnyConversion>(conversionData));
return !size.width().isUndefined() && !size.height().isUndefined();
}
LengthSize StyleBuilderConverter::convertRadius(StyleResolverState& state, CSSValue* value)
{
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
Pair* pair = primitiveValue->getPairValue();
Length radiusWidth = pair->first()->convertToLength<FixedConversion | PercentConversion>(state.cssToLengthConversionData());
Length radiusHeight = pair->second()->convertToLength<FixedConversion | PercentConversion>(state.cssToLengthConversionData());
float width = radiusWidth.value();
float height = radiusHeight.value();
ASSERT(width >= 0 && height >= 0);
if (width <= 0 || height <= 0)
return LengthSize(Length(0, Fixed), Length(0, Fixed));
return LengthSize(radiusWidth, radiusHeight);
}
bool DeferredLegacyStyleInterpolation::interpolationRequiresStyleResolve(const CSSPrimitiveValue& primitiveValue)
{
// FIXME: consider other types.
if (primitiveValue.isNumber() || primitiveValue.isPercentage() || primitiveValue.isAngle() || primitiveValue.isRGBColor() || primitiveValue.isURI())
return false;
if (primitiveValue.isLength())
return primitiveValue.isFontRelativeLength() || primitiveValue.isViewportPercentageLength();
if (primitiveValue.isCalculated()) {
CSSLengthArray lengthArray(CSSPrimitiveValue::LengthUnitTypeCount);
primitiveValue.accumulateLengthArray(lengthArray);
return lengthArray[CSSPrimitiveValue::UnitTypeFontSize] != 0
|| lengthArray[CSSPrimitiveValue::UnitTypeFontXSize] != 0
|| lengthArray[CSSPrimitiveValue::UnitTypeRootFontSize] != 0
|| lengthArray[CSSPrimitiveValue::UnitTypeZeroCharacterWidth] != 0
|| lengthArray[CSSPrimitiveValue::UnitTypeViewportWidth] != 0
|| lengthArray[CSSPrimitiveValue::UnitTypeViewportHeight] != 0
|| lengthArray[CSSPrimitiveValue::UnitTypeViewportMin] != 0
|| lengthArray[CSSPrimitiveValue::UnitTypeViewportMax] != 0;
}
if (Pair* pair = primitiveValue.getPairValue()) {
return interpolationRequiresStyleResolve(*pair->first())
|| interpolationRequiresStyleResolve(*pair->second());
}
if (Rect* rect = primitiveValue.getRectValue()) {
return interpolationRequiresStyleResolve(*rect->top())
|| interpolationRequiresStyleResolve(*rect->right())
|| interpolationRequiresStyleResolve(*rect->bottom())
|| interpolationRequiresStyleResolve(*rect->left());
}
if (Quad* quad = primitiveValue.getQuadValue()) {
return interpolationRequiresStyleResolve(*quad->top())
|| interpolationRequiresStyleResolve(*quad->right())
|| interpolationRequiresStyleResolve(*quad->bottom())
|| interpolationRequiresStyleResolve(*quad->left());
}
if (primitiveValue.isShape())
return interpolationRequiresStyleResolve(*primitiveValue.getShapeValue());
CSSValueID id = primitiveValue.getValueID();
bool isColor = ((id >= CSSValueAqua && id <= CSSValueTransparent)
|| (id >= CSSValueAliceblue && id <= CSSValueYellowgreen)
|| id == CSSValueGrey);
return (id != CSSValueNone) && !isColor;
}
void CSSToStyleMap::mapNinePieceImageRepeat(StyleResolverState&, CSSValue* value, NinePieceImage& image)
{
if (!value || !value->isPrimitiveValue())
return;
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
Pair* pair = primitiveValue->getPairValue();
if (!pair || !pair->first() || !pair->second())
return;
CSSValueID firstIdentifier = pair->first()->getValueID();
CSSValueID secondIdentifier = pair->second()->getValueID();
ENinePieceImageRule horizontalRule;
switch (firstIdentifier) {
case CSSValueStretch:
horizontalRule = StretchImageRule;
break;
case CSSValueRound:
horizontalRule = RoundImageRule;
break;
case CSSValueSpace:
horizontalRule = SpaceImageRule;
break;
default: // CSSValueRepeat
horizontalRule = RepeatImageRule;
break;
}
image.setHorizontalRule(horizontalRule);
ENinePieceImageRule verticalRule;
switch (secondIdentifier) {
case CSSValueStretch:
verticalRule = StretchImageRule;
break;
case CSSValueRound:
verticalRule = RoundImageRule;
break;
case CSSValueSpace:
verticalRule = SpaceImageRule;
break;
default: // CSSValueRepeat
verticalRule = RepeatImageRule;
break;
}
image.setVerticalRule(verticalRule);
}
void CSSToStyleMap::mapFillSize(CSSPropertyID, FillLayer* layer, CSSValue* value)
{
if (!value->isPrimitiveValue()) {
layer->setSizeType(SizeNone);
return;
}
CSSPrimitiveValue* primitiveValue = static_cast<CSSPrimitiveValue*>(value);
if (primitiveValue->getValueID() == CSSValueContain)
layer->setSizeType(Contain);
else if (primitiveValue->getValueID() == CSSValueCover)
layer->setSizeType(Cover);
else
layer->setSizeType(SizeLength);
LengthSize b = FillLayer::initialFillSizeLength(layer->type());
if (value->isInitialValue() || primitiveValue->getValueID() == CSSValueContain || primitiveValue->getValueID() == CSSValueCover) {
layer->setSizeLength(b);
return;
}
float zoomFactor = style()->effectiveZoom();
Length firstLength;
Length secondLength;
if (Pair* pair = primitiveValue->getPairValue()) {
CSSPrimitiveValue* first = static_cast<CSSPrimitiveValue*>(pair->first());
CSSPrimitiveValue* second = static_cast<CSSPrimitiveValue*>(pair->second());
firstLength = first->convertToLength<AnyConversion>(style(), rootElementStyle(), zoomFactor);
secondLength = second->convertToLength<AnyConversion>(style(), rootElementStyle(), zoomFactor);
} else {
firstLength = primitiveValue->convertToLength<AnyConversion>(style(), rootElementStyle(), zoomFactor);
secondLength = Length();
}
if (firstLength.isUndefined() || secondLength.isUndefined())
return;
b.setWidth(firstLength);
b.setHeight(secondLength);
layer->setSizeLength(b);
}
void CSSToStyleMap::mapFillSize(StyleResolverState& state, FillLayer* layer, CSSValue* value)
{
if (value->isInitialValue()) {
layer->setSizeType(FillLayer::initialFillSizeType(layer->type()));
layer->setSizeLength(FillLayer::initialFillSizeLength(layer->type()));
return;
}
if (!value->isPrimitiveValue())
return;
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
if (primitiveValue->getValueID() == CSSValueContain)
layer->setSizeType(Contain);
else if (primitiveValue->getValueID() == CSSValueCover)
layer->setSizeType(Cover);
else
layer->setSizeType(SizeLength);
LengthSize b = FillLayer::initialFillSizeLength(layer->type());
if (primitiveValue->getValueID() == CSSValueContain || primitiveValue->getValueID() == CSSValueCover) {
layer->setSizeLength(b);
return;
}
Length firstLength;
Length secondLength;
if (Pair* pair = primitiveValue->getPairValue()) {
firstLength = pair->first()->convertToLength<AnyConversion>(state.cssToLengthConversionData());
secondLength = pair->second()->convertToLength<AnyConversion>(state.cssToLengthConversionData());
} else {
firstLength = primitiveValue->convertToLength<AnyConversion>(state.cssToLengthConversionData());
secondLength = Length();
}
b.setWidth(firstLength);
b.setHeight(secondLength);
layer->setSizeLength(b);
}
void CSSToStyleMap::mapFillYPosition(StyleResolverState& state, FillLayer* layer, CSSValue* value)
{
if (value->isInitialValue()) {
layer->setYPosition(FillLayer::initialFillYPosition(layer->type()));
return;
}
if (!value->isPrimitiveValue())
return;
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
Pair* pair = primitiveValue->getPairValue();
if (pair)
primitiveValue = pair->second();
Length length = primitiveValue->convertToLength<FixedConversion | PercentConversion>(state.cssToLengthConversionData());
layer->setYPosition(length);
if (pair)
layer->setBackgroundYOrigin(*(pair->first()));
}
void CSSToStyleMap::mapFillYPosition(CSSPropertyID propertyID, FillLayer* layer, CSSValue* value) const
{
if (value->isInitialValue()) {
layer->setYPosition(FillLayer::initialFillYPosition(layer->type()));
return;
}
if (!value->isPrimitiveValue())
return;
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
Pair* pair = primitiveValue->getPairValue();
if (pair) {
ASSERT_UNUSED(propertyID, propertyID == CSSPropertyBackgroundPositionY || propertyID == CSSPropertyWebkitMaskPositionY);
primitiveValue = pair->second();
}
Length length = primitiveValue->convertToLength<FixedConversion | PercentConversion>(cssToLengthConversionData());
layer->setYPosition(length);
if (pair)
layer->setBackgroundYOrigin(*(pair->first()));
}