SVGFECompositeElement.cpp [plain text]
#include "config.h"
#if ENABLE(SVG) && ENABLE(FILTERS)
#include "SVGFECompositeElement.h"
#include "Attribute.h"
#include "FilterEffect.h"
#include "SVGFilterBuilder.h"
#include "SVGNames.h"
namespace WebCore {
DEFINE_ANIMATED_STRING(SVGFECompositeElement, SVGNames::inAttr, In1, in1)
DEFINE_ANIMATED_STRING(SVGFECompositeElement, SVGNames::in2Attr, In2, in2)
DEFINE_ANIMATED_ENUMERATION(SVGFECompositeElement, SVGNames::operatorAttr, _operator, _operator)
DEFINE_ANIMATED_NUMBER(SVGFECompositeElement, SVGNames::k1Attr, K1, k1)
DEFINE_ANIMATED_NUMBER(SVGFECompositeElement, SVGNames::k2Attr, K2, k2)
DEFINE_ANIMATED_NUMBER(SVGFECompositeElement, SVGNames::k3Attr, K3, k3)
DEFINE_ANIMATED_NUMBER(SVGFECompositeElement, SVGNames::k4Attr, K4, k4)
inline SVGFECompositeElement::SVGFECompositeElement(const QualifiedName& tagName, Document* document)
: SVGFilterPrimitiveStandardAttributes(tagName, document)
, m__operator(FECOMPOSITE_OPERATOR_OVER)
{
ASSERT(hasTagName(SVGNames::feCompositeTag));
}
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);
}
bool SVGFECompositeElement::setFilterEffectAttribute(FilterEffect* effect, const QualifiedName& attrName)
{
FEComposite* composite = static_cast<FEComposite*>(effect);
if (attrName == SVGNames::operatorAttr)
return composite->setOperation(static_cast<CompositeOperationType>(_operator()));
if (attrName == SVGNames::k1Attr)
return composite->setK1(k1());
if (attrName == SVGNames::k2Attr)
return composite->setK2(k2());
if (attrName == SVGNames::k3Attr)
return composite->setK3(k3());
if (attrName == SVGNames::k4Attr)
return composite->setK4(k4());
ASSERT_NOT_REACHED();
return false;
}
void SVGFECompositeElement::svgAttributeChanged(const QualifiedName& attrName)
{
SVGFilterPrimitiveStandardAttributes::svgAttributeChanged(attrName);
if (attrName == SVGNames::operatorAttr
|| attrName == SVGNames::k1Attr
|| attrName == SVGNames::k2Attr
|| attrName == SVGNames::k3Attr
|| attrName == SVGNames::k4Attr)
primitiveAttributeChanged(attrName);
if (attrName == SVGNames::inAttr
|| attrName == SVGNames::in2Attr)
invalidate();
}
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();
}
AttributeToPropertyTypeMap& SVGFECompositeElement::attributeToPropertyTypeMap()
{
DEFINE_STATIC_LOCAL(AttributeToPropertyTypeMap, s_attributeToPropertyTypeMap, ());
return s_attributeToPropertyTypeMap;
}
void SVGFECompositeElement::fillAttributeToPropertyTypeMap()
{
AttributeToPropertyTypeMap& attributeToPropertyTypeMap = this->attributeToPropertyTypeMap();
SVGFilterPrimitiveStandardAttributes::fillPassedAttributeToPropertyTypeMap(attributeToPropertyTypeMap);
attributeToPropertyTypeMap.set(SVGNames::inAttr, AnimatedString);
attributeToPropertyTypeMap.set(SVGNames::in2Attr, AnimatedString);
attributeToPropertyTypeMap.set(SVGNames::operatorAttr, AnimatedEnumeration);
attributeToPropertyTypeMap.set(SVGNames::k1Attr, AnimatedNumber);
attributeToPropertyTypeMap.set(SVGNames::k2Attr, AnimatedNumber);
attributeToPropertyTypeMap.set(SVGNames::k3Attr, AnimatedNumber);
attributeToPropertyTypeMap.set(SVGNames::k4Attr, AnimatedNumber);
}
PassRefPtr<FilterEffect> SVGFECompositeElement::build(SVGFilterBuilder* filterBuilder, Filter* filter)
{
FilterEffect* input1 = filterBuilder->getEffectById(in1());
FilterEffect* input2 = filterBuilder->getEffectById(in2());
if (!input1 || !input2)
return 0;
RefPtr<FilterEffect> effect = FEComposite::create(filter, 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)