bool SVGPathSegListPropertyTearOff::processIncomingListItemValue(const ListItemType& newItem, unsigned* indexToModify)
{
SVGPathSegWithContext* newItemWithContext = static_cast<SVGPathSegWithContext*>(newItem.get());
SVGAnimatedProperty* animatedPropertyOfItem = newItemWithContext->animatedProperty();
// Alter the role, after calling animatedProperty(), as that may influence the returned animated property.
newItemWithContext->setContextAndRole(contextElement(), m_pathSegRole);
if (!animatedPropertyOfItem)
return true;
// newItem belongs to a SVGPathElement, but its associated SVGAnimatedProperty is not an animated list tear off.
// (for example: "pathElement.pathSegList.appendItem(pathElement.createSVGPathSegClosepath())")
if (!animatedPropertyOfItem->isAnimatedListTearOff())
return true;
// Spec: If newItem is already in a list, it is removed from its previous list before it is inserted into this list.
// 'newItem' is already living in another list. If it's not our list, synchronize the other lists wrappers after the removal.
bool livesInOtherList = animatedPropertyOfItem != m_animatedProperty;
SVGAnimatedPathSegListPropertyTearOff* propertyTearOff = static_cast<SVGAnimatedPathSegListPropertyTearOff*>(animatedPropertyOfItem);
int indexToRemove = propertyTearOff->findItem(newItem.get());
ASSERT(indexToRemove != -1);
// Do not remove newItem if already in this list at the target index.
if (!livesInOtherList && indexToModify && static_cast<unsigned>(indexToRemove) == *indexToModify)
return false;
propertyTearOff->removeItemFromList(indexToRemove, livesInOtherList);
if (!indexToModify)
return true;
// If the item lived in our list, adjust the insertion index.
if (!livesInOtherList) {
unsigned& index = *indexToModify;
// Spec: If the item is already in this list, note that the index of the item to (replace|insert before) is before the removal of the item.
if (static_cast<unsigned>(indexToRemove) < index)
--index;
}
return true;
}
PassOwnPtr<SVGAnimatedType> SVGAnimatedPathAnimator::startAnimValAnimation(const Vector<SVGAnimatedProperty*>& properties)
{
ASSERT(properties.size() == 1);
SVGAnimatedPathSegListPropertyTearOff* property = castAnimatedPropertyToActualType<SVGAnimatedPathSegListPropertyTearOff>(properties[0]);
const SVGPathSegList& baseValue = property->currentBaseValue();
// Build initial path byte stream.
OwnPtr<SVGPathByteStream> byteStream = SVGPathByteStream::create();
SVGPathParserFactory::self()->buildSVGPathByteStreamFromSVGPathSegList(baseValue, byteStream.get(), UnalteredParsing);
Vector<SVGAnimatedPathSegListPropertyTearOff*> result;
result.append(property);
SVGElementInstance::InstanceUpdateBlocker blocker(property->contextElement());
collectAnimatedPropertiesFromInstances(result, 0, property->contextElement(), property->attributeName());
size_t resultSize = result.size();
for (size_t i = 0; i < resultSize; ++i)
result[i]->animationStarted(byteStream.get(), &baseValue);
return SVGAnimatedType::createPath(byteStream.release());
}
PassOwnPtr<SVGAnimatedType> SVGAnimatedPathAnimator::startAnimValAnimation(const SVGElementAnimatedPropertyList& animatedTypes)
{
ASSERT(animatedTypes.size() >= 1);
SVGAnimatedPathSegListPropertyTearOff* property = castAnimatedPropertyToActualType<SVGAnimatedPathSegListPropertyTearOff>(animatedTypes[0].properties[0].get());
const SVGPathSegList& baseValue = property->currentBaseValue();
// Build initial path byte stream.
OwnPtr<SVGPathByteStream> byteStream = SVGPathByteStream::create();
buildSVGPathByteStreamFromSVGPathSegList(baseValue, byteStream.get(), UnalteredParsing);
Vector<RefPtr<SVGAnimatedPathSegListPropertyTearOff> > result;
SVGElementAnimatedPropertyList::const_iterator end = animatedTypes.end();
for (SVGElementAnimatedPropertyList::const_iterator it = animatedTypes.begin(); it != end; ++it)
result.append(castAnimatedPropertyToActualType<SVGAnimatedPathSegListPropertyTearOff>(it->properties[0].get()));
SVGElementInstance::InstanceUpdateBlocker blocker(property->contextElement());
size_t resultSize = result.size();
for (size_t i = 0; i < resultSize; ++i)
result[i]->animationStarted(byteStream.get(), &baseValue);
return SVGAnimatedType::createPath(byteStream.release());
}