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/*
* Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
* Copyright (C) 2004, 2005, 2006 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 "SVGComponentTransferFunctionElement.h"
#include "NodeName.h"
#include "SVGComponentTransferFunctionElementInlines.h"
#include "SVGFEComponentTransferElement.h"
#include "SVGNames.h"
#include <wtf/IsoMallocInlines.h>
#include <wtf/NeverDestroyed.h>
namespace WebCore {
WTF_MAKE_ISO_ALLOCATED_IMPL(SVGComponentTransferFunctionElement);
SVGComponentTransferFunctionElement::SVGComponentTransferFunctionElement(const QualifiedName& tagName, Document& document)
: SVGElement(tagName, document, makeUniqueRef<PropertyRegistry>(*this))
{
static std::once_flag onceFlag;
std::call_once(onceFlag, [] {
PropertyRegistry::registerProperty<SVGNames::typeAttr, ComponentTransferType, &SVGComponentTransferFunctionElement::m_type>();
PropertyRegistry::registerProperty<SVGNames::tableValuesAttr, &SVGComponentTransferFunctionElement::m_tableValues>();
PropertyRegistry::registerProperty<SVGNames::slopeAttr, &SVGComponentTransferFunctionElement::m_slope>();
PropertyRegistry::registerProperty<SVGNames::interceptAttr, &SVGComponentTransferFunctionElement::m_intercept>();
PropertyRegistry::registerProperty<SVGNames::amplitudeAttr, &SVGComponentTransferFunctionElement::m_amplitude>();
PropertyRegistry::registerProperty<SVGNames::exponentAttr, &SVGComponentTransferFunctionElement::m_exponent>();
PropertyRegistry::registerProperty<SVGNames::offsetAttr, &SVGComponentTransferFunctionElement::m_offset>();
});
}
void SVGComponentTransferFunctionElement::attributeChanged(const QualifiedName& name, const AtomString& oldValue, const AtomString& newValue, AttributeModificationReason attributeModificationReason)
{
switch (name.nodeName()) {
case AttributeNames::typeAttr: {
ComponentTransferType propertyValue = SVGPropertyTraits<ComponentTransferType>::fromString(newValue);
if (propertyValue > 0)
m_type->setBaseValInternal<ComponentTransferType>(propertyValue);
break;
}
case AttributeNames::tableValuesAttr:
m_tableValues->baseVal()->parse(newValue);
break;
case AttributeNames::slopeAttr:
m_slope->setBaseValInternal(newValue.toFloat());
break;
case AttributeNames::interceptAttr:
m_intercept->setBaseValInternal(newValue.toFloat());
break;
case AttributeNames::amplitudeAttr:
m_amplitude->setBaseValInternal(newValue.toFloat());
break;
case AttributeNames::exponentAttr:
m_exponent->setBaseValInternal(newValue.toFloat());
break;
case AttributeNames::offsetAttr:
m_offset->setBaseValInternal(newValue.toFloat());
break;
default:
break;
}
SVGElement::attributeChanged(name, oldValue, newValue, attributeModificationReason);
}
void SVGComponentTransferFunctionElement::svgAttributeChanged(const QualifiedName& attrName)
{
if (PropertyRegistry::isKnownAttribute(attrName)) {
RefPtr parent = parentElement();
if (parent && is<SVGFEComponentTransferElement>(*parent)) {
InstanceInvalidationGuard guard(*this);
downcast<SVGFEComponentTransferElement>(*parent).transferFunctionAttributeChanged(*this, attrName);
}
return;
}
SVGElement::svgAttributeChanged(attrName);
}
ComponentTransferFunction SVGComponentTransferFunctionElement::transferFunction() const
{
return {
type(),
slope(),
intercept(),
amplitude(),
exponent(),
offset(),
tableValues()
};
}
}
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