third_party/WebKit/Source/core/css/cssom/CSSMathMax.h

// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CSSMathMax_h
#define CSSMathMax_h

#include "base/macros.h"
#include "core/css/cssom/CSSMathVariadic.h"

namespace blink {

// Represents the maximum of one or more CSSNumericValues.
// See CSSMathMax.idl for more information about this class.
class CORE_EXPORT CSSMathMax final : public CSSMathVariadic {
  DEFINE_WRAPPERTYPEINFO();

 public:
  // The constructor defined in the IDL.
  static CSSMathMax* Create(const HeapVector<CSSNumberish>& args,
                            ExceptionState&);
  // Blink-internal constructor.
  static CSSMathMax* Create(CSSNumericValueVector);

  String getOperator() const final { return "max"; }

  // From CSSStyleValue.
  StyleValueType GetType() const final { return CSSStyleValue::kMaxType; }

  CSSCalcExpressionNode* ToCalcExpressionNode() const final {
    // TODO(crbug.com/): Implement
    return nullptr;
  }

 private:
  CSSMathMax(CSSNumericArray* values, const CSSNumericValueType& type)
      : CSSMathVariadic(values, type) {}

  WTF::Optional<CSSNumericSumValue> SumValue() const final;
  DISALLOW_COPY_AND_ASSIGN(CSSMathMax);
};

}  // namespace blink

#endif  // CSSMathMax_h