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/*
* Copyright (C) 2021 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "CSSCalcExpressionNode.h"
namespace WebCore {
class CSSPrimitiveValue;
class CSSToLengthConversionData;
enum CSSPropertyID : uint16_t;
class CSSCalcPrimitiveValueNode final : public CSSCalcExpressionNode {
WTF_MAKE_FAST_ALLOCATED;
public:
static Ref<CSSCalcPrimitiveValueNode> create(Ref<CSSPrimitiveValue>&&);
static RefPtr<CSSCalcPrimitiveValueNode> create(double value, CSSUnitType);
String customCSSText() const;
CSSUnitType primitiveType() const final;
bool isNumericValue() const;
bool isNegative() const;
void negate();
void invert();
enum class UnitConversion {
Invalid,
Preserve,
Canonicalize
};
void add(const CSSCalcPrimitiveValueNode&, UnitConversion = UnitConversion::Preserve);
void multiply(double);
void convertToUnitType(CSSUnitType);
void canonicalizeUnit();
const CSSPrimitiveValue& value() const { return m_value.get(); }
double doubleValue(CSSUnitType) const final;
private:
bool isZero() const final;
bool equals(const CSSCalcExpressionNode& other) const final;
Type type() const final { return CssCalcPrimitiveValue; }
std::unique_ptr<CalcExpressionNode> createCalcExpression(const CSSToLengthConversionData&) const final;
double computeLengthPx(const CSSToLengthConversionData&) const final;
void collectComputedStyleDependencies(ComputedStyleDependencies&) const final;
bool convertingToLengthRequiresNonNullStyle(int lengthConversion) const final;
void dump(TextStream&) const final;
private:
explicit CSSCalcPrimitiveValueNode(Ref<CSSPrimitiveValue>&&);
Ref<CSSPrimitiveValue> m_value;
};
}
SPECIALIZE_TYPE_TRAITS_CSSCALCEXPRESSION_NODE(CSSCalcPrimitiveValueNode, type() == WebCore::CSSCalcExpressionNode::Type::CssCalcPrimitiveValue)
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