Source/WebCore/platform/calc/CalcExpressionOperation.h

/*
 * Copyright (C) 2021 Apple Inc. All rights reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
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#pragma once

#include "CalcExpressionNode.h"
#include "CalcOperator.h"
#include "CalculationCategory.h"
#include <memory>
#include <wtf/Vector.h>

namespace WebCore {

class CalcExpressionOperation final : public CalcExpressionNode {
public:
    CalcExpressionOperation(Vector<std::unique_ptr<CalcExpressionNode>>&& children, CalcOperator, CalculationCategory destinationCategory = CalculationCategory::Other);

    CalcOperator getOperator() const { return m_operator; }
    CalculationCategory destinationCategory() const { return m_destinationCategory; }

    const Vector<std::unique_ptr<CalcExpressionNode>>& children() const { return m_children; }

private:
    float evaluate(float maxValue) const final;
    bool operator==(const CalcExpressionNode&) const final;
    void dump(TextStream&) const final;

    Vector<std::unique_ptr<CalcExpressionNode>> m_children;
    CalcOperator m_operator;
    CalculationCategory m_destinationCategory { CalculationCategory::Other };
};


inline CalcExpressionOperation::CalcExpressionOperation(Vector<std::unique_ptr<CalcExpressionNode>>&& children, CalcOperator op, CalculationCategory destinationCategory)
    : CalcExpressionNode(CalcExpressionNodeType::Operation)
    , m_children(WTFMove(children))
    , m_operator(op)
    , m_destinationCategory(destinationCategory)
{
}

bool operator==(const CalcExpressionOperation&, const CalcExpressionOperation&);

}

SPECIALIZE_TYPE_TRAITS_CALCEXPRESSION_NODE(CalcExpressionOperation, type() == WebCore::CalcExpressionNodeType::Operation)