InterpolationValue CSSImageSliceInterpolationType::maybeConvertUnderlyingValue(
const InterpolationEnvironment& environment) const {
const ComputedStyle& style = *environment.state().style();
return convertImageSlice(
ImageSlicePropertyFunctions::getImageSlice(cssProperty(), style),
style.effectiveZoom());
}
InterpolationValue CSSImageSliceInterpolationType::maybeConvertNeutral(const InterpolationValue& underlying, ConversionCheckers& conversionCheckers) const
{
SliceTypes underlyingTypes = UnderlyingSliceTypesChecker::getUnderlyingSliceTypes(underlying);
conversionCheckers.append(UnderlyingSliceTypesChecker::create(underlyingTypes));
LengthBox zeroBox(
Length(0, underlyingTypes.isNumber[SideTop] ? Fixed : Percent),
Length(0, underlyingTypes.isNumber[SideRight] ? Fixed : Percent),
Length(0, underlyingTypes.isNumber[SideBottom] ? Fixed : Percent),
Length(0, underlyingTypes.isNumber[SideLeft] ? Fixed : Percent));
return convertImageSlice(ImageSlice(zeroBox, underlyingTypes.fill), 1);
}
InterpolationValue CSSImageSliceInterpolationType::maybeConvertInherit(
const StyleResolverState& state,
ConversionCheckers& conversionCheckers) const {
const ImageSlice& inheritedImageSlice =
ImageSlicePropertyFunctions::getImageSlice(cssProperty(),
*state.parentStyle());
conversionCheckers.push_back(InheritedSliceTypesChecker::create(
cssProperty(), SliceTypes(inheritedImageSlice)));
return convertImageSlice(inheritedImageSlice,
state.parentStyle()->effectiveZoom());
}
InterpolationValue CSSImageSliceInterpolationType::maybeConvertInitial(const StyleResolverState&, ConversionCheckers& conversionCheckers) const
{
return convertImageSlice(ImageSlicePropertyFunctions::getInitialImageSlice(cssProperty()), 1);
}
