Source/WebCore/css/CSSFontStyleRangeValue.h

/*
 * Copyright (C) 2017 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,
 * 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 "CSSPrimitiveValue.h"
#include "CSSValue.h"
#include "CSSValueList.h"

namespace WebCore {

class CSSFontStyleRangeValue final : public CSSValue {
public:
    static Ref<CSSFontStyleRangeValue> create(Ref<CSSPrimitiveValue>&& fontStyleValue)
    {
        return adoptRef(*new CSSFontStyleRangeValue(WTF::move(fontStyleValue), nullptr));
    }
    static Ref<CSSFontStyleRangeValue> create(Ref<CSSPrimitiveValue>&& fontStyleValue, RefPtr<CSSValueList>&& obliqueValues)
    {
        return adoptRef(*new CSSFontStyleRangeValue(WTF::move(fontStyleValue), WTF::move(obliqueValues)));
    }

    String customCSSText(const CSS::SerializationContext&) const;

    bool equals(const CSSFontStyleRangeValue&) const;

    IterationStatus customVisitChildren(NOESCAPE const Function<IterationStatus(CSSValue&)>& func) const
    {
        if (func(fontStyleValue.get()) == IterationStatus::Done)
            return IterationStatus::Done;
        if (RefPtr obliqueValues = this->obliqueValues) {
            if (func(*obliqueValues) == IterationStatus::Done)
                return IterationStatus::Done;
        }
        return IterationStatus::Continue;
    }

    Ref<CSSPrimitiveValue> fontStyleValue;
    RefPtr<CSSValueList> obliqueValues;

private:
    CSSFontStyleRangeValue(Ref<CSSPrimitiveValue>&& fontStyleValue, RefPtr<CSSValueList>&& obliqueValues)
        : CSSValue(ClassType::FontStyleRange)
        , fontStyleValue(WTF::move(fontStyleValue))
        , obliqueValues(WTF::move(obliqueValues))
    {
    }
};

}

SPECIALIZE_TYPE_TRAITS_CSS_VALUE(CSSFontStyleRangeValue, isFontStyleRangeValue())