Length CSSLengthInterpolationType::resolveInterpolableLength(const InterpolableValue& interpolableValue, const NonInterpolableValue* nonInterpolableValue, const CSSToLengthConversionData& conversionData, ValueRange range)
{
const InterpolableList& interpolableList = toInterpolableList(interpolableValue);
bool hasPercentage = CSSLengthNonInterpolableValue::hasPercentage(nonInterpolableValue);
double pixels = 0;
double percentage = 0;
for (size_t i = 0; i < CSSPrimitiveValue::LengthUnitTypeCount; i++) {
double value = toInterpolableNumber(*interpolableList.get(i)).value();
if (i == CSSPrimitiveValue::UnitTypePercentage) {
percentage = value;
} else {
CSSPrimitiveValue::UnitType type = CSSPrimitiveValue::lengthUnitTypeToUnitType(static_cast<CSSPrimitiveValue::LengthUnitType>(i));
pixels += conversionData.zoomedComputedPixels(value, type);
}
}
return createLength(pixels, percentage, hasPercentage, range);
}
Length LengthInterpolationFunctions::createLength(
const InterpolableValue& interpolableValue,
const NonInterpolableValue* nonInterpolableValue,
const CSSToLengthConversionData& conversionData,
ValueRange range) {
const InterpolableList& interpolableList =
toInterpolableList(interpolableValue);
bool hasPercentage =
CSSLengthNonInterpolableValue::hasPercentage(nonInterpolableValue);
double pixels = 0;
double percentage = 0;
for (size_t i = 0; i < CSSPrimitiveValue::LengthUnitTypeCount; i++) {
double value = toInterpolableNumber(*interpolableList.get(i)).value();
if (value == 0)
continue;
if (i == CSSPrimitiveValue::UnitTypePercentage) {
percentage = value;
} else {
CSSPrimitiveValue::UnitType type =
CSSPrimitiveValue::lengthUnitTypeToUnitType(
static_cast<CSSPrimitiveValue::LengthUnitType>(i));
pixels += conversionData.zoomedComputedPixels(value, type);
}
}
if (percentage != 0)
hasPercentage = true;
if (pixels != 0 && hasPercentage)
return Length(
CalculationValue::create(PixelsAndPercent(pixels, percentage), range));
if (hasPercentage)
return Length(clampToRange(percentage, range), Percent);
return Length(
CSSPrimitiveValue::clampToCSSLengthRange(clampToRange(pixels, range)),
Fixed);
}