SVGClipPathElement.cpp [plain text]
#include "config.h"
#if ENABLE(SVG)
#include "SVGClipPathElement.h"
#include "Attribute.h"
#include "Document.h"
#include "RenderSVGResourceClipper.h"
#include "SVGElementInstance.h"
#include "SVGNames.h"
#include "SVGTransformList.h"
#include "StyleResolver.h"
namespace WebCore {
DEFINE_ANIMATED_ENUMERATION(SVGClipPathElement, SVGNames::clipPathUnitsAttr, ClipPathUnits, clipPathUnits, SVGUnitTypes::SVGUnitType)
DEFINE_ANIMATED_BOOLEAN(SVGClipPathElement, SVGNames::externalResourcesRequiredAttr, ExternalResourcesRequired, externalResourcesRequired)
BEGIN_REGISTER_ANIMATED_PROPERTIES(SVGClipPathElement)
REGISTER_LOCAL_ANIMATED_PROPERTY(clipPathUnits)
REGISTER_LOCAL_ANIMATED_PROPERTY(externalResourcesRequired)
REGISTER_PARENT_ANIMATED_PROPERTIES(SVGStyledTransformableElement)
REGISTER_PARENT_ANIMATED_PROPERTIES(SVGTests)
END_REGISTER_ANIMATED_PROPERTIES
inline SVGClipPathElement::SVGClipPathElement(const QualifiedName& tagName, Document* document)
: SVGStyledTransformableElement(tagName, document)
, m_clipPathUnits(SVGUnitTypes::SVG_UNIT_TYPE_USERSPACEONUSE)
{
ASSERT(hasTagName(SVGNames::clipPathTag));
registerAnimatedPropertiesForSVGClipPathElement();
}
PassRefPtr<SVGClipPathElement> SVGClipPathElement::create(const QualifiedName& tagName, Document* document)
{
return adoptRef(new SVGClipPathElement(tagName, document));
}
bool SVGClipPathElement::isSupportedAttribute(const QualifiedName& attrName)
{
DEFINE_STATIC_LOCAL(HashSet<QualifiedName>, supportedAttributes, ());
if (supportedAttributes.isEmpty()) {
SVGTests::addSupportedAttributes(supportedAttributes);
SVGLangSpace::addSupportedAttributes(supportedAttributes);
SVGExternalResourcesRequired::addSupportedAttributes(supportedAttributes);
supportedAttributes.add(SVGNames::clipPathUnitsAttr);
}
return supportedAttributes.contains<QualifiedName, SVGAttributeHashTranslator>(attrName);
}
void SVGClipPathElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
{
if (!isSupportedAttribute(name)) {
SVGStyledTransformableElement::parseAttribute(name, value);
return;
}
if (name == SVGNames::clipPathUnitsAttr) {
SVGUnitTypes::SVGUnitType propertyValue = SVGPropertyTraits<SVGUnitTypes::SVGUnitType>::fromString(value);
if (propertyValue > 0)
setClipPathUnitsBaseValue(propertyValue);
return;
}
if (SVGTests::parseAttribute(name, value))
return;
if (SVGLangSpace::parseAttribute(name, value))
return;
if (SVGExternalResourcesRequired::parseAttribute(name, value))
return;
ASSERT_NOT_REACHED();
}
void SVGClipPathElement::svgAttributeChanged(const QualifiedName& attrName)
{
if (!isSupportedAttribute(attrName)) {
SVGStyledTransformableElement::svgAttributeChanged(attrName);
return;
}
SVGElementInstance::InvalidationGuard invalidationGuard(this);
if (RenderObject* object = renderer())
object->setNeedsLayout(true);
}
void SVGClipPathElement::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta)
{
SVGStyledTransformableElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta);
if (changedByParser)
return;
if (RenderObject* object = renderer())
object->setNeedsLayout(true);
}
RenderObject* SVGClipPathElement::createRenderer(RenderArena* arena, RenderStyle*)
{
return new (arena) RenderSVGResourceClipper(this);
}
}
#endif // ENABLE(SVG)