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/*
* Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
* Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org>
*
* 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 "core/svg/SVGComponentTransferFunctionElement.h"
#include "core/SVGNames.h"
#include "core/dom/Attribute.h"
#include "core/svg/SVGFEComponentTransferElement.h"
#include "core/svg/SVGNumberList.h"
namespace blink {
template <>
const SVGEnumerationStringEntries&
getStaticStringEntries<ComponentTransferType>() {
DEFINE_STATIC_LOCAL(SVGEnumerationStringEntries, entries, ());
if (entries.isEmpty()) {
entries.push_back(
std::make_pair(FECOMPONENTTRANSFER_TYPE_IDENTITY, "identity"));
entries.push_back(std::make_pair(FECOMPONENTTRANSFER_TYPE_TABLE, "table"));
entries.push_back(
std::make_pair(FECOMPONENTTRANSFER_TYPE_DISCRETE, "discrete"));
entries.push_back(
std::make_pair(FECOMPONENTTRANSFER_TYPE_LINEAR, "linear"));
entries.push_back(std::make_pair(FECOMPONENTTRANSFER_TYPE_GAMMA, "gamma"));
}
return entries;
}
SVGComponentTransferFunctionElement::SVGComponentTransferFunctionElement(
const QualifiedName& tagName,
Document& document)
: SVGElement(tagName, document),
m_tableValues(
SVGAnimatedNumberList::create(this, SVGNames::tableValuesAttr)),
m_slope(SVGAnimatedNumber::create(this,
SVGNames::slopeAttr,
SVGNumber::create(1))),
m_intercept(SVGAnimatedNumber::create(this,
SVGNames::interceptAttr,
SVGNumber::create())),
m_amplitude(SVGAnimatedNumber::create(this,
SVGNames::amplitudeAttr,
SVGNumber::create(1))),
m_exponent(SVGAnimatedNumber::create(this,
SVGNames::exponentAttr,
SVGNumber::create(1))),
m_offset(SVGAnimatedNumber::create(this,
SVGNames::offsetAttr,
SVGNumber::create())),
m_type(SVGAnimatedEnumeration<ComponentTransferType>::create(
this,
SVGNames::typeAttr,
FECOMPONENTTRANSFER_TYPE_IDENTITY)) {
addToPropertyMap(m_tableValues);
addToPropertyMap(m_slope);
addToPropertyMap(m_intercept);
addToPropertyMap(m_amplitude);
addToPropertyMap(m_exponent);
addToPropertyMap(m_offset);
addToPropertyMap(m_type);
}
DEFINE_TRACE(SVGComponentTransferFunctionElement) {
visitor->trace(m_tableValues);
visitor->trace(m_slope);
visitor->trace(m_intercept);
visitor->trace(m_amplitude);
visitor->trace(m_exponent);
visitor->trace(m_offset);
visitor->trace(m_type);
SVGElement::trace(visitor);
}
void SVGComponentTransferFunctionElement::svgAttributeChanged(
const QualifiedName& attrName) {
if (attrName == SVGNames::typeAttr || attrName == SVGNames::tableValuesAttr ||
attrName == SVGNames::slopeAttr || attrName == SVGNames::interceptAttr ||
attrName == SVGNames::amplitudeAttr ||
attrName == SVGNames::exponentAttr || attrName == SVGNames::offsetAttr) {
SVGElement::InvalidationGuard invalidationGuard(this);
invalidateFilterPrimitiveParent(this);
return;
}
SVGElement::svgAttributeChanged(attrName);
}
ComponentTransferFunction
SVGComponentTransferFunctionElement::transferFunction() const {
ComponentTransferFunction func;
func.type = m_type->currentValue()->enumValue();
func.slope = m_slope->currentValue()->value();
func.intercept = m_intercept->currentValue()->value();
func.amplitude = m_amplitude->currentValue()->value();
func.exponent = m_exponent->currentValue()->value();
func.offset = m_offset->currentValue()->value();
func.tableValues = m_tableValues->currentValue()->toFloatVector();
return func;
}
} // namespace blink
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