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/*
Copyright (C) 2006 Oliver Hunt <oliver@nerget.com>
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(SVG_FILTERS)
#include "SVGFEDisplacementMapElement.h"
#include "SVGResourceFilter.h"
namespace WebCore {
SVGFEDisplacementMapElement::SVGFEDisplacementMapElement(const QualifiedName& tagName, Document* doc)
: SVGFilterPrimitiveStandardAttributes(tagName, doc)
, m_xChannelSelector(SVG_CHANNEL_A)
, m_yChannelSelector(SVG_CHANNEL_A)
, m_scale(0.0f)
, m_filterEffect(0)
{
}
SVGFEDisplacementMapElement::~SVGFEDisplacementMapElement()
{
delete m_filterEffect;
}
ANIMATED_PROPERTY_DEFINITIONS(SVGFEDisplacementMapElement, String, String, string, In1, in1, SVGNames::inAttr, m_in1)
ANIMATED_PROPERTY_DEFINITIONS(SVGFEDisplacementMapElement, String, String, string, In2, in2, SVGNames::in2Attr, m_in2)
ANIMATED_PROPERTY_DEFINITIONS(SVGFEDisplacementMapElement, int, Enumeration, enumeration, XChannelSelector, xChannelSelector, SVGNames::xChannelSelectorAttr, m_xChannelSelector)
ANIMATED_PROPERTY_DEFINITIONS(SVGFEDisplacementMapElement, int, Enumeration, enumeration, YChannelSelector, yChannelSelector, SVGNames::yChannelSelectorAttr, m_yChannelSelector)
ANIMATED_PROPERTY_DEFINITIONS(SVGFEDisplacementMapElement, float, Number, number, Scale, scale, SVGNames::scaleAttr, m_scale)
SVGChannelSelectorType SVGFEDisplacementMapElement::stringToChannel(const String& key)
{
if (key == "R")
return SVG_CHANNEL_R;
else if (key == "G")
return SVG_CHANNEL_G;
else if (key == "B")
return SVG_CHANNEL_B;
else if (key == "A")
return SVG_CHANNEL_A;
return SVG_CHANNEL_UNKNOWN;
}
void SVGFEDisplacementMapElement::parseMappedAttribute(MappedAttribute* attr)
{
const String& value = attr->value();
if (attr->name() == SVGNames::xChannelSelectorAttr)
setXChannelSelectorBaseValue(stringToChannel(value));
else if (attr->name() == SVGNames::yChannelSelectorAttr)
setYChannelSelectorBaseValue(stringToChannel(value));
else if (attr->name() == SVGNames::inAttr)
setIn1BaseValue(value);
else if (attr->name() == SVGNames::in2Attr)
setIn2BaseValue(value);
else if (attr->name() == SVGNames::scaleAttr)
setScaleBaseValue(value.toFloat());
else
SVGFilterPrimitiveStandardAttributes::parseMappedAttribute(attr);
}
SVGFEDisplacementMap* SVGFEDisplacementMapElement::filterEffect(SVGResourceFilter* filter) const
{
if (!m_filterEffect)
m_filterEffect = new SVGFEDisplacementMap(filter);
m_filterEffect->setXChannelSelector((SVGChannelSelectorType) xChannelSelector());
m_filterEffect->setYChannelSelector((SVGChannelSelectorType) yChannelSelector());
m_filterEffect->setIn(in1());
m_filterEffect->setIn2(in2());
m_filterEffect->setScale(scale());
setStandardAttributes(m_filterEffect);
return m_filterEffect;
}
}
#endif // ENABLE(SVG)
// vim:ts=4:noet
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