mirror of
https://github.com/darlinghq/darling-WebCore.git
synced 2024-11-23 04:19:40 +00:00
135 lines
4.5 KiB
C++
135 lines
4.5 KiB
C++
/*
|
|
* Copyright (C) 2009 Dirk Schulze <krit@webkit.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 "SVGFEMorphologyElement.h"
|
|
|
|
#include "FilterEffect.h"
|
|
#include "SVGFilterBuilder.h"
|
|
#include "SVGNames.h"
|
|
#include "SVGParserUtilities.h"
|
|
#include <wtf/IsoMallocInlines.h>
|
|
|
|
namespace WebCore {
|
|
|
|
WTF_MAKE_ISO_ALLOCATED_IMPL(SVGFEMorphologyElement);
|
|
|
|
inline SVGFEMorphologyElement::SVGFEMorphologyElement(const QualifiedName& tagName, Document& document)
|
|
: SVGFilterPrimitiveStandardAttributes(tagName, document)
|
|
{
|
|
ASSERT(hasTagName(SVGNames::feMorphologyTag));
|
|
|
|
static std::once_flag onceFlag;
|
|
std::call_once(onceFlag, [] {
|
|
PropertyRegistry::registerProperty<SVGNames::inAttr, &SVGFEMorphologyElement::m_in1>();
|
|
PropertyRegistry::registerProperty<SVGNames::operatorAttr, MorphologyOperatorType, &SVGFEMorphologyElement::m_svgOperator>();
|
|
PropertyRegistry::registerProperty<SVGNames::radiusAttr, &SVGFEMorphologyElement::m_radiusX, &SVGFEMorphologyElement::m_radiusY>();
|
|
});
|
|
}
|
|
|
|
Ref<SVGFEMorphologyElement> SVGFEMorphologyElement::create(const QualifiedName& tagName, Document& document)
|
|
{
|
|
return adoptRef(*new SVGFEMorphologyElement(tagName, document));
|
|
}
|
|
|
|
void SVGFEMorphologyElement::setRadius(float x, float y)
|
|
{
|
|
m_radiusX->setBaseValInternal(x);
|
|
m_radiusY->setBaseValInternal(y);
|
|
invalidate();
|
|
}
|
|
|
|
void SVGFEMorphologyElement::parseAttribute(const QualifiedName& name, const AtomString& value)
|
|
{
|
|
if (name == SVGNames::operatorAttr) {
|
|
MorphologyOperatorType propertyValue = SVGPropertyTraits<MorphologyOperatorType>::fromString(value);
|
|
if (propertyValue > 0)
|
|
m_svgOperator->setBaseValInternal<MorphologyOperatorType>(propertyValue);
|
|
return;
|
|
}
|
|
|
|
if (name == SVGNames::inAttr) {
|
|
m_in1->setBaseValInternal(value);
|
|
return;
|
|
}
|
|
|
|
if (name == SVGNames::radiusAttr) {
|
|
if (auto result = parseNumberOptionalNumber(value)) {
|
|
m_radiusX->setBaseValInternal(result->first);
|
|
m_radiusY->setBaseValInternal(result->second);
|
|
}
|
|
return;
|
|
}
|
|
|
|
SVGFilterPrimitiveStandardAttributes::parseAttribute(name, value);
|
|
}
|
|
|
|
bool SVGFEMorphologyElement::setFilterEffectAttribute(FilterEffect* effect, const QualifiedName& attrName)
|
|
{
|
|
FEMorphology* morphology = static_cast<FEMorphology*>(effect);
|
|
if (attrName == SVGNames::operatorAttr)
|
|
return morphology->setMorphologyOperator(svgOperator());
|
|
if (attrName == SVGNames::radiusAttr) {
|
|
// Both setRadius functions should be evaluated separately.
|
|
bool isRadiusXChanged = morphology->setRadiusX(radiusX());
|
|
bool isRadiusYChanged = morphology->setRadiusY(radiusY());
|
|
return isRadiusXChanged || isRadiusYChanged;
|
|
}
|
|
|
|
ASSERT_NOT_REACHED();
|
|
return false;
|
|
}
|
|
|
|
void SVGFEMorphologyElement::svgAttributeChanged(const QualifiedName& attrName)
|
|
{
|
|
if (attrName == SVGNames::operatorAttr || attrName == SVGNames::radiusAttr) {
|
|
InstanceInvalidationGuard guard(*this);
|
|
primitiveAttributeChanged(attrName);
|
|
return;
|
|
}
|
|
|
|
if (attrName == SVGNames::inAttr) {
|
|
InstanceInvalidationGuard guard(*this);
|
|
invalidate();
|
|
return;
|
|
}
|
|
|
|
SVGFilterPrimitiveStandardAttributes::svgAttributeChanged(attrName);
|
|
}
|
|
|
|
RefPtr<FilterEffect> SVGFEMorphologyElement::build(SVGFilterBuilder* filterBuilder, Filter& filter) const
|
|
{
|
|
auto input1 = filterBuilder->getEffectById(in1());
|
|
float xRadius = radiusX();
|
|
float yRadius = radiusY();
|
|
|
|
if (!input1)
|
|
return nullptr;
|
|
|
|
if (xRadius < 0 || yRadius < 0)
|
|
return nullptr;
|
|
|
|
auto effect = FEMorphology::create(filter, svgOperator(), xRadius, yRadius);
|
|
effect->inputEffects().append(input1);
|
|
return effect;
|
|
}
|
|
|
|
} // namespace WebCore
|