SVGFEDisplacementMapElement.cpp [plain text]
#include "config.h"
#if SVG_SUPPORT
#include "DeprecatedStringList.h"
#include "Attr.h"
#include <kcanvas/KCanvasFilters.h>
#include <kcanvas/device/KRenderingDevice.h>
#include "ksvg.h"
#include "SVGHelper.h"
#include "SVGRenderStyle.h"
#include "SVGFEDisplacementMapElement.h"
#include "SVGAnimatedEnumeration.h"
#include "SVGAnimatedString.h"
#include "SVGAnimatedNumber.h"
#include "SVGDOMImplementation.h"
using namespace WebCore;
SVGFEDisplacementMapElement::SVGFEDisplacementMapElement(const QualifiedName& tagName, Document* doc) :
SVGFilterPrimitiveStandardAttributes(tagName, doc)
{
m_filterEffect = 0;
}
SVGFEDisplacementMapElement::~SVGFEDisplacementMapElement()
{
delete m_filterEffect;
}
SVGAnimatedString* SVGFEDisplacementMapElement::in1() const
{
SVGStyledElement* dummy = 0;
return lazy_create<SVGAnimatedString>(m_in1, dummy);
}
SVGAnimatedString* SVGFEDisplacementMapElement::in2() const
{
SVGStyledElement* dummy = 0;
return lazy_create<SVGAnimatedString>(m_in2, dummy);
}
SVGAnimatedEnumeration* SVGFEDisplacementMapElement::xChannelSelector() const
{
SVGStyledElement* dummy = 0;
return lazy_create<SVGAnimatedEnumeration>(m_xChannelSelector, dummy);
}
SVGAnimatedEnumeration* SVGFEDisplacementMapElement::yChannelSelector() const
{
SVGStyledElement* dummy = 0;
return lazy_create<SVGAnimatedEnumeration>(m_yChannelSelector, dummy);
}
SVGAnimatedNumber* SVGFEDisplacementMapElement::scale() const
{
SVGStyledElement* dummy = 0;
return lazy_create<SVGAnimatedNumber>(m_scale, dummy);
}
KCChannelSelectorType SVGFEDisplacementMapElement::stringToChannel(const String& key)
{
if(key == "R")
return CS_RED;
else if(key == "G")
return CS_GREEN;
else if(key == "B")
return CS_BLUE;
else if(key == "A")
return CS_ALPHA;
return (KCChannelSelectorType)-1;
}
void SVGFEDisplacementMapElement::parseMappedAttribute(MappedAttribute* attr)
{
const String& value = attr->value();
if (attr->name() == SVGNames::xChannelSelectorAttr)
xChannelSelector()->setBaseVal(stringToChannel(value));
else if (attr->name() == SVGNames::yChannelSelectorAttr)
yChannelSelector()->setBaseVal(stringToChannel(value));
else if (attr->name() == SVGNames::inAttr)
in1()->setBaseVal(value.impl());
else if (attr->name() == SVGNames::in2Attr)
in2()->setBaseVal(value.impl());
else if (attr->name() == SVGNames::scaleAttr)
scale()->setBaseVal(value.deprecatedString().toDouble());
else
SVGFilterPrimitiveStandardAttributes::parseMappedAttribute(attr);
}
KCanvasFEDisplacementMap* SVGFEDisplacementMapElement::filterEffect() const
{
if (!m_filterEffect)
m_filterEffect = static_cast<KCanvasFEDisplacementMap *>(renderingDevice()->createFilterEffect(FE_DISPLACEMENT_MAP));
if (!m_filterEffect)
return 0;
m_filterEffect->setXChannelSelector((KCChannelSelectorType)(xChannelSelector()->baseVal()));
m_filterEffect->setYChannelSelector((KCChannelSelectorType)(yChannelSelector()->baseVal()));
m_filterEffect->setIn(String(in1()->baseVal()).deprecatedString());
m_filterEffect->setIn2(String(in2()->baseVal()).deprecatedString());
m_filterEffect->setScale(scale()->baseVal());
setStandardAttributes(m_filterEffect);
return m_filterEffect;
}
#endif // SVG_SUPPORT