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/*
* 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. ``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.
*/
#include "config.h"
#include "SVGPropertyTraits.h"
#include "CSSParser.h"
#include "CSSPropertyParserConsumer+ColorInlines.h"
#include "ColorSerialization.h"
#include "ContainerNodeInlines.h"
#include "RenderElement.h"
#include "RenderObjectStyle.h"
#include "SVGElement.h"
#include "StyleColor.h"
#include <wtf/text/StringToIntegerConversion.h>
namespace WebCore {
namespace {
class SVGStyleColorResolutionDelegate final : public CSS::PlatformColorResolutionDelegate {
public:
explicit SVGStyleColorResolutionDelegate(Ref<SVGElement> element)
: m_element { WTFMove(element) }
{
}
Color currentColor() const override;
const Ref<SVGElement> m_element;
};
Color SVGStyleColorResolutionDelegate::currentColor() const
{
if (CheckedPtr renderer = m_element->renderer())
return renderer->checkedStyle()->visitedDependentColor(CSSPropertyColor);
return { };
}
} // anonymous namespace
Color SVGPropertyTraits<Color>::fromString(SVGElement& targetElement, const String& string)
{
using namespace CSSPropertyParserHelpers;
Ref document = targetElement.document();
auto& cssParserContext = document->cssParserContext();
auto trimmedString = string.trim(deprecatedIsSpaceOrNewline);
auto color = parseColorRawSimple(trimmedString, cssParserContext);
if (color.isValid())
return color;
SVGStyleColorResolutionDelegate delegate(targetElement);
CSSColorParsingOptions options;
CSS::PlatformColorResolutionState state {
.delegate = &delegate
};
return parseColorRawGeneral(trimmedString, cssParserContext, document, options, state);
}
int SVGPropertyTraits<int>::fromString(SVGElement&, const String& string)
{
return parseInteger<int>(string).value_or(0);
}
String SVGPropertyTraits<Color>::toString(const Color& type)
{
return serializationForHTML(type);
}
} // namespace WebCore
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