Source/WebCore/animation/TimelineRangeValue.cpp

/*
 * Copyright (C) 2024-2025 Apple Inc. All rights reserved.
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#include "config.h"
#include "TimelineRangeValue.h"

#include "CSSNumericFactory.h"
#include "CSSPropertyParserConsumer+Timeline.h"
#include "CSSValuePair.h"
#include "CSSValuePool.h"
#include "Document.h"
#include "Element.h"
#include "NodeDocument.h"
#include "NodeInlines.h"
#include "StyleSingleAnimationRange.h"

namespace WebCore {

RefPtr<CSSValue> convertToCSSValue(TimelineRangeValue&& value, RefPtr<Element> element, Style::SingleAnimationRangeType type)
{
    if (!element)
        return { };

    Ref document = element->document();

    return WTF::switchOn(value,
        [&](String& rangeString) -> RefPtr<CSSValue> {
            return CSSPropertyParserHelpers::parseSingleAnimationRange(rangeString, document->cssParserContext(), type);
        },
        [&](TimelineRangeOffset& rangeOffset) -> RefPtr<CSSValue> {
            if (auto consumedRangeName = CSSPropertyParserHelpers::parseSingleAnimationRange(rangeOffset.rangeName, document->cssParserContext(), type)) {
                if (RefPtr offset = rangeOffset.offset)
                    return CSSValuePair::createNoncoalescing(*consumedRangeName, *offset->toCSSValue());
                return consumedRangeName;
            }
            if (RefPtr offset = rangeOffset.offset)
                return offset->toCSSValue();
            return nullptr;
        },
        [&](RefPtr<CSSKeywordValue> rangeKeyword) {
            return rangeKeyword->toCSSValue();
        },
        [&](RefPtr<CSSNumericValue> rangeValue) {
            return rangeValue->toCSSValue();
        }
    );
}

} // namespace WebCore