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/*
* Copyright (C) 2022 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. ``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
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* 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 "GenericMediaQueryEvaluator.h"
#include "MediaQuery.h"
namespace WebCore {
class RenderStyle;
namespace MQ {
class MediaQueryEvaluator : public GenericMediaQueryEvaluator<MediaQueryEvaluator> {
public:
MediaQueryEvaluator(const AtomString& mediaType, const Document&, const RenderStyle* rootElementStyle);
MediaQueryEvaluator(const AtomString& mediaType = nullAtom(), EvaluationResult mediaConditionResult = EvaluationResult::False);
bool evaluate(const MediaQueryList&) const;
bool evaluate(const MediaQuery&) const;
bool evaluateMediaType(const MediaQuery&) const;
OptionSet<MediaQueryDynamicDependency> collectDynamicDependencies(const MediaQueryList&) const;
OptionSet<MediaQueryDynamicDependency> collectDynamicDependencies(const MediaQuery&) const;
bool isPrintMedia() const;
private:
AtomString m_mediaType;
const Document* m_document { nullptr };
const RenderStyle* m_rootElementStyle { nullptr };
EvaluationResult m_staticMediaConditionResult { EvaluationResult::Unknown };
};
}
}
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