Source/WebCore/css/CSSFunctionValue.h

/*
 * Copyright (C) 2008 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 "CSSValue.h"
#include "CSSValueKeywords.h"

namespace WebCore {

class CSSValueList;
struct CSSParserFunction;
struct CSSParserValue;

// FIXME-NEWPARSER: This can just *be* a CSSValueList subclass.
class CSSFunctionValue final : public CSSValue {
public:
    static Ref<CSSFunctionValue> create(CSSParserFunction* function)
    {
        return adoptRef(*new CSSFunctionValue(function));
    }

    static Ref<CSSFunctionValue> create(const String& name, Ref<CSSValueList>&& args)
    {
        return adoptRef(*new CSSFunctionValue(name, WTFMove(args)));
    }

    static Ref<CSSFunctionValue> create(CSSValueID keyword)
    {
        return adoptRef(*new CSSFunctionValue(keyword));
    }
    
    String customCSSText() const;

    bool equals(const CSSFunctionValue&) const;

    CSSValueList* arguments() const { return m_args.get(); }

    bool buildParserValueSubstitutingVariables(CSSParserValue*, const CustomPropertyValueMap& customProperties) const;

    void append(Ref<CSSValue>&&);

private:
    explicit CSSFunctionValue(CSSParserFunction*);
    CSSFunctionValue(const String&, Ref<CSSValueList>&&);
    CSSFunctionValue(CSSValueID);

    CSSValueID m_name { CSSValueInvalid };

    // FIXME-NEWPARSER: Remove these.
    String m_nameDeprecated;
    RefPtr<CSSValueList> m_args;
};

} // namespace WebCore

SPECIALIZE_TYPE_TRAITS_CSS_VALUE(CSSFunctionValue, isFunctionValue())