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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 "SVGFECompositeElement.h"
#include "Attribute.h"
#include "SVGNames.h"
namespace WebCore {
inline SVGFECompositeElement::SVGFECompositeElement(const QualifiedName& tagName, Document* document)
: SVGFilterPrimitiveStandardAttributes(tagName, document)
, m__operator(FECOMPOSITE_OPERATOR_OVER)
{
}
PassRefPtr<SVGFECompositeElement> SVGFECompositeElement::create(const QualifiedName& tagName, Document* document)
{
return adoptRef(new SVGFECompositeElement(tagName, document));
}
void SVGFECompositeElement::parseMappedAttribute(Attribute* attr)
{
const String& value = attr->value();
if (attr->name() == SVGNames::operatorAttr) {
if (value == "over")
set_operatorBaseValue(FECOMPOSITE_OPERATOR_OVER);
else if (value == "in")
set_operatorBaseValue(FECOMPOSITE_OPERATOR_IN);
else if (value == "out")
set_operatorBaseValue(FECOMPOSITE_OPERATOR_OUT);
else if (value == "atop")
set_operatorBaseValue(FECOMPOSITE_OPERATOR_ATOP);
else if (value == "xor")
set_operatorBaseValue(FECOMPOSITE_OPERATOR_XOR);
else if (value == "arithmetic")
set_operatorBaseValue(FECOMPOSITE_OPERATOR_ARITHMETIC);
} else if (attr->name() == SVGNames::inAttr)
setIn1BaseValue(value);
else if (attr->name() == SVGNames::in2Attr)
setIn2BaseValue(value);
else if (attr->name() == SVGNames::k1Attr)
setK1BaseValue(value.toFloat());
else if (attr->name() == SVGNames::k2Attr)
setK2BaseValue(value.toFloat());
else if (attr->name() == SVGNames::k3Attr)
setK3BaseValue(value.toFloat());
else if (attr->name() == SVGNames::k4Attr)
setK4BaseValue(value.toFloat());
else
SVGFilterPrimitiveStandardAttributes::parseMappedAttribute(attr);
}
void SVGFECompositeElement::synchronizeProperty(const QualifiedName& attrName)
{
SVGFilterPrimitiveStandardAttributes::synchronizeProperty(attrName);
if (attrName == anyQName()) {
synchronize_operator();
synchronizeIn1();
synchronizeIn2();
synchronizeK1();
synchronizeK2();
synchronizeK3();
synchronizeK4();
return;
}
if (attrName == SVGNames::operatorAttr)
synchronize_operator();
else if (attrName == SVGNames::inAttr)
synchronizeIn1();
else if (attrName == SVGNames::in2Attr)
synchronizeIn2();
else if (attrName == SVGNames::k1Attr)
synchronizeK1();
else if (attrName == SVGNames::k2Attr)
synchronizeK2();
else if (attrName == SVGNames::k3Attr)
synchronizeK3();
else if (attrName == SVGNames::k4Attr)
synchronizeK4();
}
PassRefPtr<FilterEffect> SVGFECompositeElement::build(SVGFilterBuilder* filterBuilder)
{
FilterEffect* input1 = filterBuilder->getEffectById(in1());
FilterEffect* input2 = filterBuilder->getEffectById(in2());
if (!input1 || !input2)
return 0;
RefPtr<FilterEffect> effect = FEComposite::create(static_cast<CompositeOperationType>(_operator()),
k1(), k2(), k3(), k4());
FilterEffectVector& inputEffects = effect->inputEffects();
inputEffects.reserveCapacity(2);
inputEffects.append(input1);
inputEffects.append(input2);
return effect.release();
}
}
#endif // ENABLE(SVG)
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