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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 CSSCalcNegateNode final : public CSSCalcExpressionNode {
public:
static Ref<CSSCalcNegateNode> create(Ref<CSSCalcExpressionNode>&& child)
{
return adoptRef(*new CSSCalcNegateNode(WTFMove(child)));
}
const CSSCalcExpressionNode& child() const { return m_child.get(); }
CSSCalcExpressionNode& child() { return m_child.get(); }
void setChild(Ref<CSSCalcExpressionNode>&& child) { m_child = WTFMove(child); }
private:
CSSCalcNegateNode(Ref<CSSCalcExpressionNode>&& child)
: CSSCalcExpressionNode(child->category())
, m_child(WTFMove(child))
{
}
std::unique_ptr<CalcExpressionNode> createCalcExpression(const CSSToLengthConversionData&) const final;
bool isZero() const final { return m_child->isZero(); }
double doubleValue(CSSUnitType unitType) const final { return -m_child->doubleValue(unitType); }
double computeLengthPx(const CSSToLengthConversionData& conversionData) const final { return -m_child->computeLengthPx(conversionData); }
Type type() const final { return Type::CssCalcNegate; }
CSSUnitType primitiveType() const final { return m_child->primitiveType(); }
void collectComputedStyleDependencies(ComputedStyleDependencies& dependencies) const final { m_child->collectComputedStyleDependencies(dependencies); }
bool convertingToLengthRequiresNonNullStyle(int lengthConversion) const final { return m_child->convertingToLengthRequiresNonNullStyle(lengthConversion); }
void dump(TextStream&) const final;
Ref<CSSCalcExpressionNode> m_child;
};
}
SPECIALIZE_TYPE_TRAITS_CSSCALCEXPRESSION_NODE(CSSCalcNegateNode, type() == WebCore::CSSCalcExpressionNode::Type::CssCalcNegate)
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