示例#1
0
static void dumpInstanceTree(unsigned int& depth, String& text, SVGElementInstance* targetInstance)
{
    SVGElement* element = targetInstance->correspondingElement();
    ASSERT(element);

    if (element->hasTagName(SVGNames::useTag)) {
        if (toSVGUseElement(element)->cachedDocumentIsStillLoading())
            return;
    }

    SVGElement* shadowTreeElement = targetInstance->shadowTreeElement();
    ASSERT(shadowTreeElement);

    SVGUseElement* directUseElement = targetInstance->directUseElement();
    String directUseElementName = directUseElement ? directUseElement->nodeName() : "null";

    String elementId = element->getIdAttribute();
    String elementNodeName = element->nodeName();
    String shadowTreeElementNodeName = shadowTreeElement->nodeName();
    String parentNodeName = element->parentNode() ? element->parentNode()->nodeName() : "null";
    String firstChildNodeName = element->firstChild() ? element->firstChild()->nodeName() : "null";

    for (unsigned int i = 0; i < depth; ++i)
        text += "  ";

    text += String::format("SVGElementInstance this=%p, (parentNode=%s (%p), firstChild=%s (%p), correspondingElement=%s (%p), directUseElement=%s (%p), shadowTreeElement=%s (%p), id=%s)\n",
                           targetInstance, parentNodeName.latin1().data(), element->parentNode(), firstChildNodeName.latin1().data(), element->firstChild(),
                           elementNodeName.latin1().data(), element, directUseElementName.latin1().data(), directUseElement, shadowTreeElementNodeName.latin1().data(), shadowTreeElement, elementId.latin1().data());

    for (unsigned int i = 0; i < depth; ++i)
        text += "  ";

    const HashSet<SVGElementInstance*>& elementInstances = element->instancesForElement();
    text += "Corresponding element is associated with " + String::number(elementInstances.size()) + " instance(s):\n";

    const HashSet<SVGElementInstance*>::const_iterator end = elementInstances.end();
    for (HashSet<SVGElementInstance*>::const_iterator it = elementInstances.begin(); it != end; ++it) {
        for (unsigned int i = 0; i < depth; ++i)
            text += "  ";

        text += String::format(" -> SVGElementInstance this=%p, (refCount: %i, shadowTreeElement in document? %i)\n",
                               *it, (*it)->refCount(), (*it)->shadowTreeElement()->inDocument());
    }

    ++depth;

    for (SVGElementInstance* instance = targetInstance->firstChild(); instance; instance = instance->nextSibling())
        dumpInstanceTree(depth, text, instance);

    --depth;
}
示例#2
0
void SVGUseElement::associateInstancesWithShadowTreeElements(Node* target, SVGElementInstance* targetInstance)
{
    if (!target || !targetInstance)
        return;

    SVGElement* originalElement = targetInstance->correspondingElement();

    if (originalElement->hasTagName(SVGNames::useTag)) {
#if ENABLE(SVG) && ENABLE(SVG_USE)
        // <use> gets replaced by <g>
        ASSERT(target->nodeName() == SVGNames::gTag);
#else 
        ASSERT(target->nodeName() == SVGNames::gTag || target->nodeName() == SVGNames::useTag);
#endif
    } else if (originalElement->hasTagName(SVGNames::symbolTag)) {
        // <symbol> gets replaced by <svg>
#if ENABLE(SVG) && ENABLE(SVG_USE) && ENABLE(SVG_FOREIGN_OBJECT)
        ASSERT(target->nodeName() == SVGNames::svgTag);
#endif
    } else
        ASSERT(target->nodeName() == originalElement->nodeName());

    SVGElement* element = 0;
    if (target->isSVGElement())
        element = static_cast<SVGElement*>(target);

    ASSERT(!targetInstance->shadowTreeElement());
    targetInstance->setShadowTreeElement(element);

    Node* node = target->firstChild();
    for (SVGElementInstance* instance = targetInstance->firstChild(); node && instance; instance = instance->nextSibling()) {
        // Skip any non-svg elements in shadow tree
        while (node && !node->isSVGElement())
           node = node->nextSibling();

        associateInstancesWithShadowTreeElements(node, instance);
        node = node->nextSibling();
    }
}
示例#3
0
void dumpInstanceTree(unsigned int& depth, String& text, SVGElementInstance* targetInstance)
{
    SVGElement* element = targetInstance->correspondingElement();
    ASSERT(element);

    String elementId = element->getIDAttribute();
    String elementNodeName = element->nodeName();
    String parentNodeName = element->parentNode() ? element->parentNode()->nodeName() : "null";
    String firstChildNodeName = element->firstChild() ? element->firstChild()->nodeName() : "null";

    for (unsigned int i = 0; i < depth; ++i)
        text += "  ";

    text += String::format("SVGElementInstance (parentNode=%s, firstChild=%s, correspondingElement=%s, id=%s)\n",
                           parentNodeName.latin1().data(), firstChildNodeName.latin1().data(), elementNodeName.latin1().data(), elementId.latin1().data());
 
    depth++;

    for (SVGElementInstance* instance = targetInstance->firstChild(); instance; instance = instance->nextSibling())
        dumpInstanceTree(depth, text, instance);

    depth--;
}
示例#4
0
void SVGUseElement::associateInstancesWithShadowTreeElements(Node* target, SVGElementInstance* targetInstance)
{
    if (!target || !targetInstance)
        return;

    SVGElement* originalElement = targetInstance->correspondingElement();

    if (originalElement->hasTagName(SVGNames::useTag)) {
        // <use> gets replaced by <g>
        ASSERT(target->nodeName() == SVGNames::gTag);
    } else if (originalElement->hasTagName(SVGNames::symbolTag)) {
        // <symbol> gets replaced by <svg>
        ASSERT(target->nodeName() == SVGNames::svgTag);
    } else
        ASSERT(target->nodeName() == originalElement->nodeName());

    SVGElement* element = 0;
    if (target->isSVGElement())
        element = toSVGElement(target);

    ASSERT(!targetInstance->shadowTreeElement());
    targetInstance->setShadowTreeElement(element);
    element->setCorrespondingElement(originalElement);

    Node* node = target->firstChild();
    for (SVGElementInstance* instance = targetInstance->firstChild(); node && instance; instance = instance->nextSibling()) {
        // Skip any non-svg elements in shadow tree
        while (node && !node->isSVGElement())
           node = node->nextSibling();

        if (!node)
            break;

        associateInstancesWithShadowTreeElements(node, instance);
        node = node->nextSibling();
    }
}