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/*
* Copyright (C) 2025 Samuel Weinig <sam@webkit.org>
*
* 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,
* 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 "StyleContain.h"
#include "StyleBuilderChecking.h"
namespace WebCore {
namespace Style {
auto CSSValueConversion<Contain>::operator()(BuilderState& state, const CSSValue& value) -> Contain
{
if (RefPtr primitiveValue = dynamicDowncast<CSSPrimitiveValue>(value)) {
switch (primitiveValue->valueID()) {
case CSSValueNone:
return CSS::Keyword::None { };
case CSSValueStrict:
return CSS::Keyword::Strict { };
case CSSValueContent:
return CSS::Keyword::Content { };
case CSSValueSize:
return { ContainValue::Size };
case CSSValueInlineSize:
return { ContainValue::InlineSize };
case CSSValueLayout:
return { ContainValue::Layout };
case CSSValueStyle:
return { ContainValue::Style };
case CSSValuePaint:
return { ContainValue::Paint };
default:
state.setCurrentPropertyInvalidAtComputedValueTime();
return CSS::Keyword::None { };
}
}
auto list = requiredListDowncast<CSSValueList, CSSPrimitiveValue>(state, value);
if (!list)
return CSS::Keyword::None { };
ContainValueEnumSet result;
for (Ref item : *list) {
switch (item->valueID()) {
case CSSValueSize:
if (result.contains(ContainValue::InlineSize)) {
state.setCurrentPropertyInvalidAtComputedValueTime();
return CSS::Keyword::None { };
}
result.value.add(ContainValue::Size);
break;
case CSSValueInlineSize:
if (result.contains(ContainValue::Size)) {
state.setCurrentPropertyInvalidAtComputedValueTime();
return CSS::Keyword::None { };
}
result.value.add(ContainValue::InlineSize);
break;
case CSSValueLayout:
result.value.add(ContainValue::Layout);
break;
case CSSValueStyle:
result.value.add(ContainValue::Style);
break;
case CSSValuePaint:
result.value.add(ContainValue::Paint);
break;
default:
state.setCurrentPropertyInvalidAtComputedValueTime();
return CSS::Keyword::None { };
}
}
return result;
}
} // namespace Style
} // namespace WebCore
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