SVGFilterPrimitiveStandardAttributes.cpp [plain text]
#include "config.h"
#if ENABLE(SVG) && ENABLE(FILTERS)
#include "SVGFilterPrimitiveStandardAttributes.h"
#include "FilterEffect.h"
#include "MappedAttribute.h"
#include "SVGLength.h"
#include "SVGNames.h"
#include "SVGStyledElement.h"
#include "SVGUnitTypes.h"
namespace WebCore {
SVGFilterPrimitiveStandardAttributes::SVGFilterPrimitiveStandardAttributes(const QualifiedName& tagName, Document* doc)
: SVGStyledElement(tagName, doc)
, m_x(LengthModeWidth, "0%")
, m_y(LengthModeHeight, "0%")
, m_width(LengthModeWidth, "100%")
, m_height(LengthModeHeight, "100%")
{
}
SVGFilterPrimitiveStandardAttributes::~SVGFilterPrimitiveStandardAttributes()
{
}
void SVGFilterPrimitiveStandardAttributes::parseMappedAttribute(MappedAttribute* attr)
{
const AtomicString& value = attr->value();
if (attr->name() == SVGNames::xAttr)
setXBaseValue(SVGLength(LengthModeWidth, value));
else if (attr->name() == SVGNames::yAttr)
setYBaseValue(SVGLength(LengthModeHeight, value));
else if (attr->name() == SVGNames::widthAttr)
setWidthBaseValue(SVGLength(LengthModeWidth, value));
else if (attr->name() == SVGNames::heightAttr)
setHeightBaseValue(SVGLength(LengthModeHeight, value));
else if (attr->name() == SVGNames::resultAttr)
setResultBaseValue(value);
else
return SVGStyledElement::parseMappedAttribute(attr);
}
void SVGFilterPrimitiveStandardAttributes::synchronizeProperty(const QualifiedName& attrName)
{
SVGStyledElement::synchronizeProperty(attrName);
if (attrName == anyQName()) {
synchronizeX();
synchronizeY();
synchronizeWidth();
synchronizeHeight();
synchronizeResult();
return;
}
if (attrName == SVGNames::xAttr)
synchronizeX();
else if (attrName == SVGNames::yAttr)
synchronizeY();
else if (attrName == SVGNames::widthAttr)
synchronizeWidth();
else if (attrName == SVGNames::heightAttr)
synchronizeHeight();
else if (attrName == SVGNames::resultAttr)
synchronizeResult();
}
void SVGFilterPrimitiveStandardAttributes::setStandardAttributes(bool primitiveBoundingBoxMode, FilterEffect* filterEffect) const
{
ASSERT(filterEffect);
if (!filterEffect)
return;
if (this->hasAttribute(SVGNames::xAttr))
filterEffect->setHasX(true);
if (this->hasAttribute(SVGNames::yAttr))
filterEffect->setHasY(true);
if (this->hasAttribute(SVGNames::widthAttr))
filterEffect->setHasWidth(true);
if (this->hasAttribute(SVGNames::heightAttr))
filterEffect->setHasHeight(true);
FloatRect effectBBox;
if (primitiveBoundingBoxMode)
effectBBox = FloatRect(x().valueAsPercentage(),
y().valueAsPercentage(),
width().valueAsPercentage(),
height().valueAsPercentage());
else
effectBBox = FloatRect(x().value(this),
y().value(this),
width().value(this),
height().value(this));
filterEffect->setEffectBoundaries(effectBBox);
}
}
#endif // ENABLE(SVG)