Source/WebCore/css/typedom/color/CSSRGB.h

/*
 * 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,
 * 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
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#pragma once

#if ENABLE(CSS_TYPED_OM)

#include "CSSColorValue.h"

namespace WebCore {

using CSSColorRGBComp = std::variant<double, RefPtr<CSSNumericValue>, String, RefPtr<CSSKeywordValue>>;

class CSSRGB : public CSSColorValue {
    WTF_MAKE_ISO_ALLOCATED(CSSRGB);
public:
    template<typename... Args> static Ref<CSSRGB> create(Args&&... args) { return adoptRef(*new CSSRGB(std::forward<Args>(args)...)); }

    const CSSColorRGBComp& r() const { return m_red; }
    void setR(CSSColorRGBComp red) { m_red = WTFMove(red); }
    const CSSColorRGBComp& g() const { return m_green; }
    void setG(CSSColorRGBComp green) { m_green = WTFMove(green); }
    const CSSColorRGBComp& b() const { return m_blue; }
    void setB(CSSColorRGBComp blue) { m_blue = WTFMove(blue); }
    const CSSColorPercent& alpha() const { return m_alpha; }
    void setAlpha(CSSColorPercent alpha) { m_alpha = WTFMove(alpha); }

private:
    CSSRGB(CSSColorRGBComp, CSSColorRGBComp, CSSColorRGBComp, CSSColorPercent);

    CSSColorRGBComp m_red;
    CSSColorRGBComp m_green;
    CSSColorRGBComp m_blue;
    CSSColorPercent m_alpha;
};
    
} // namespace WebCore

#endif