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/*
* Copyright (C) 2019 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 "PropertyCascade.h"
#include "StyleBuilderState.h"
namespace WebCore {
namespace Style {
class Builder {
WTF_MAKE_FAST_ALLOCATED;
public:
Builder(RenderStyle&, BuilderContext&&, const MatchResult&, CascadeLevel, PropertyCascade::IncludedProperties = PropertyCascade::IncludedProperties::All);
~Builder();
void applyAllProperties();
void applyHighPriorityProperties();
void applyNonHighPriorityProperties();
void applyProperty(CSSPropertyID propertyID) { applyProperties(propertyID, propertyID); }
void applyCustomProperty(const AtomString& name);
BuilderState& state() { return m_state; }
private:
void applyProperties(int firstProperty, int lastProperty);
void applyDeferredProperties();
void applyCustomProperties();
enum CustomPropertyCycleTracking { Enabled = 0, Disabled };
template<CustomPropertyCycleTracking trackCycles>
void applyPropertiesImpl(int firstProperty, int lastProperty);
void applyCascadeProperty(const PropertyCascade::Property&);
void applyRollbackCascadeProperty(const PropertyCascade::Property&, SelectorChecker::LinkMatchMask);
void applyProperty(CSSPropertyID, CSSValue&, SelectorChecker::LinkMatchMask);
Ref<CSSValue> resolveValue(CSSPropertyID, CSSValue&);
RefPtr<CSSValue> resolvedVariableValue(CSSPropertyID, const CSSValue&);
const PropertyCascade* ensureRollbackCascadeForRevert();
const PropertyCascade* ensureRollbackCascadeForRevertLayer();
using RollbackCascadeKey = std::tuple<unsigned, unsigned, unsigned>;
RollbackCascadeKey makeRollbackCascadeKey(CascadeLevel, ScopeOrdinal = ScopeOrdinal::Element, CascadeLayerPriority = 0);
const PropertyCascade m_cascade;
// Rollback cascades are build on demand to resolve 'revert' and 'revert-layer' keywords.
HashMap<RollbackCascadeKey, std::unique_ptr<const PropertyCascade>> m_rollbackCascades;
BuilderState m_state;
};
}
}