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/*
* Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
* Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
* Copyright (C) 2018-2019 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "config.h"
#include "SVGLineElement.h"
#include "LegacyRenderSVGShape.h"
#include "NodeName.h"
#include "RenderSVGResource.h"
#include "RenderSVGShape.h"
#include "SVGLengthValue.h"
#include <wtf/IsoMallocInlines.h>
namespace WebCore {
WTF_MAKE_ISO_ALLOCATED_IMPL(SVGLineElement);
inline SVGLineElement::SVGLineElement(const QualifiedName& tagName, Document& document)
: SVGGeometryElement(tagName, document, makeUniqueRef<PropertyRegistry>(*this))
{
ASSERT(hasTagName(SVGNames::lineTag));
static std::once_flag onceFlag;
std::call_once(onceFlag, [] {
PropertyRegistry::registerProperty<SVGNames::x1Attr, &SVGLineElement::m_x1>();
PropertyRegistry::registerProperty<SVGNames::y1Attr, &SVGLineElement::m_y1>();
PropertyRegistry::registerProperty<SVGNames::x2Attr, &SVGLineElement::m_x2>();
PropertyRegistry::registerProperty<SVGNames::y2Attr, &SVGLineElement::m_y2>();
});
}
Ref<SVGLineElement> SVGLineElement::create(const QualifiedName& tagName, Document& document)
{
return adoptRef(*new SVGLineElement(tagName, document));
}
void SVGLineElement::attributeChanged(const QualifiedName& name, const AtomString& oldValue, const AtomString& newValue, AttributeModificationReason attributeModificationReason)
{
SVGParsingError parseError = NoError;
switch (name.nodeName()) {
case AttributeNames::x1Attr:
m_x1->setBaseValInternal(SVGLengthValue::construct(SVGLengthMode::Width, newValue, parseError));
break;
case AttributeNames::y1Attr:
m_y1->setBaseValInternal(SVGLengthValue::construct(SVGLengthMode::Height, newValue, parseError));
break;
case AttributeNames::x2Attr:
m_x2->setBaseValInternal(SVGLengthValue::construct(SVGLengthMode::Width, newValue, parseError));
break;
case AttributeNames::y2Attr:
m_y2->setBaseValInternal(SVGLengthValue::construct(SVGLengthMode::Height, newValue, parseError));
break;
default:
break;
}
reportAttributeParsingError(parseError, name, newValue);
SVGGeometryElement::attributeChanged(name, oldValue, newValue, attributeModificationReason);
}
void SVGLineElement::svgAttributeChanged(const QualifiedName& attrName)
{
if (PropertyRegistry::isKnownAttribute(attrName)) {
InstanceInvalidationGuard guard(*this);
updateRelativeLengthsInformation();
#if ENABLE(LAYER_BASED_SVG_ENGINE)
if (auto* shape = dynamicDowncast<RenderSVGShape>(renderer()))
shape->setNeedsShapeUpdate();
#endif
if (auto* shape = dynamicDowncast<LegacyRenderSVGShape>(renderer()))
shape->setNeedsShapeUpdate();
updateSVGRendererForElementChange();
return;
}
SVGGeometryElement::svgAttributeChanged(attrName);
}
bool SVGLineElement::selfHasRelativeLengths() const
{
return x1().isRelative()
|| y1().isRelative()
|| x2().isRelative()
|| y2().isRelative();
}
}
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