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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 "config.h"
#if ENABLE(SVG) && ENABLE(FILTERS)
#include "SVGComponentTransferFunctionElement.h"
#include "Attribute.h"
#include "SVGFEComponentTransferElement.h"
#include "SVGNames.h"
#include "SVGNumberList.h"
namespace WebCore {
SVGComponentTransferFunctionElement::SVGComponentTransferFunctionElement(const QualifiedName& tagName, Document* document)
: SVGElement(tagName, document)
, m_type(FECOMPONENTTRANSFER_TYPE_UNKNOWN)
, m_slope(1)
, m_amplitude(1)
, m_exponent(1)
{
}
void SVGComponentTransferFunctionElement::parseMappedAttribute(Attribute* attr)
{
const String& value = attr->value();
if (attr->name() == SVGNames::typeAttr) {
if (value == "identity")
setTypeBaseValue(FECOMPONENTTRANSFER_TYPE_IDENTITY);
else if (value == "table")
setTypeBaseValue(FECOMPONENTTRANSFER_TYPE_TABLE);
else if (value == "discrete")
setTypeBaseValue(FECOMPONENTTRANSFER_TYPE_DISCRETE);
else if (value == "linear")
setTypeBaseValue(FECOMPONENTTRANSFER_TYPE_LINEAR);
else if (value == "gamma")
setTypeBaseValue(FECOMPONENTTRANSFER_TYPE_GAMMA);
} else if (attr->name() == SVGNames::tableValuesAttr) {
SVGNumberList newList;
newList.parse(value);
detachAnimatedTableValuesListWrappers(newList.size());
setTableValuesBaseValue(newList);
} else if (attr->name() == SVGNames::slopeAttr)
setSlopeBaseValue(value.toFloat());
else if (attr->name() == SVGNames::interceptAttr)
setInterceptBaseValue(value.toFloat());
else if (attr->name() == SVGNames::amplitudeAttr)
setAmplitudeBaseValue(value.toFloat());
else if (attr->name() == SVGNames::exponentAttr)
setExponentBaseValue(value.toFloat());
else if (attr->name() == SVGNames::offsetAttr)
setOffsetBaseValue(value.toFloat());
else
SVGElement::parseMappedAttribute(attr);
}
void SVGComponentTransferFunctionElement::synchronizeProperty(const QualifiedName& attrName)
{
SVGElement::synchronizeProperty(attrName);
if (attrName == anyQName()) {
synchronizeType();
synchronizeTableValues();
synchronizeSlope();
synchronizeIntercept();
synchronizeAmplitude();
synchronizeExponent();
synchronizeOffset();
return;
}
if (attrName == SVGNames::typeAttr)
synchronizeType();
else if (attrName == SVGNames::tableValuesAttr)
synchronizeTableValues();
else if (attrName == SVGNames::slopeAttr)
synchronizeSlope();
else if (attrName == SVGNames::interceptAttr)
synchronizeIntercept();
else if (attrName == SVGNames::amplitudeAttr)
synchronizeAmplitude();
else if (attrName == SVGNames::exponentAttr)
synchronizeExponent();
else if (attrName == SVGNames::offsetAttr)
synchronizeOffset();
}
ComponentTransferFunction SVGComponentTransferFunctionElement::transferFunction() const
{
ComponentTransferFunction func;
func.type = static_cast<ComponentTransferType>(type());
func.slope = slope();
func.intercept = intercept();
func.amplitude = amplitude();
func.exponent = exponent();
func.offset = offset();
func.tableValues = tableValues();
return func;
}
}
#endif // ENABLE(SVG)
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