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32 #include "platform/CalculationValue.h"
38 float CalcExpressionBinaryOperation::evaluate(float maxValue) const
40 float left = m_leftSide->evaluate(maxValue);
41 float right = m_rightSide->evaluate(maxValue);
51 return std::numeric_limits<float>::quiet_NaN();
55 return std::numeric_limits<float>::quiet_NaN();
58 PassRefPtr<CalculationValue> CalculationValue::create(PassOwnPtr<CalcExpressionNode> value, ValueRange range)
60 return adoptRef(new CalculationValue(value, range));
63 float CalculationValue::evaluate(float maxValue) const
65 float result = m_value->evaluate(maxValue);
66 // FIXME calc https://webkit.org/b/80411 : result is NaN when there is a division
67 // by zero which isn't found at parse time.
68 if (std::isnan(result))
70 return m_isNonNegative && result < 0 ? 0 : result;
73 } // namespace WebCore