Source/WebCore/html/canvas/PredefinedColorSpace.cpp

/*
 * Copyright (C) 2021 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.
 */

#include "config.h"
#include "PredefinedColorSpace.h"

#include "DestinationColorSpace.h"

namespace WebCore {

DestinationColorSpace toDestinationColorSpace(PredefinedColorSpace colorSpace)
{
    switch (colorSpace) {
    case PredefinedColorSpace::SRGB:
        return DestinationColorSpace::SRGB();
#if ENABLE(PREDEFINED_COLOR_SPACE_DISPLAY_P3)
    case PredefinedColorSpace::DisplayP3:
        return DestinationColorSpace::DisplayP3();
#endif
    }

    ASSERT_NOT_REACHED();
    return DestinationColorSpace::SRGB();
}

std::optional<PredefinedColorSpace> toPredefinedColorSpace(const DestinationColorSpace& colorSpace)
{
    if (colorSpace == DestinationColorSpace::SRGB())
        return PredefinedColorSpace::SRGB;
#if ENABLE(PREDEFINED_COLOR_SPACE_DISPLAY_P3)
    if (colorSpace == DestinationColorSpace::DisplayP3())
        return PredefinedColorSpace::DisplayP3;
#endif

    return std::nullopt;
}

}