SVGTRefElement.cpp [plain text]
#include "config.h"
#if ENABLE(SVG)
#include "SVGTRefElement.h"
#include "RenderSVGInline.h"
#include "SVGDocument.h"
#include "SVGNames.h"
#include "Text.h"
#include "XLinkNames.h"
namespace WebCore {
SVGTRefElement::SVGTRefElement(const QualifiedName& tagName, Document* doc)
: SVGTextPositioningElement(tagName, doc)
, SVGURIReference()
{
}
SVGTRefElement::~SVGTRefElement()
{
}
void SVGTRefElement::updateReferencedText()
{
Element* target = document()->getElementById(SVGURIReference::getTarget(href()));
String textContent;
if (target && target->isSVGElement())
textContent = static_cast<SVGElement*>(target)->textContent();
ExceptionCode ignore = 0;
setTextContent(textContent, ignore);
}
void SVGTRefElement::parseMappedAttribute(MappedAttribute* attr)
{
if (SVGURIReference::parseMappedAttribute(attr)) {
updateReferencedText();
return;
}
SVGTextPositioningElement::parseMappedAttribute(attr);
}
void SVGTRefElement::svgAttributeChanged(const QualifiedName& attrName)
{
SVGTextPositioningElement::svgAttributeChanged(attrName);
if (!renderer())
return;
if (SVGURIReference::isKnownAttribute(attrName))
renderer()->setNeedsLayout(true);
}
void SVGTRefElement::synchronizeProperty(const QualifiedName& attrName)
{
SVGTextPositioningElement::synchronizeProperty(attrName);
if (attrName == anyQName() || SVGURIReference::isKnownAttribute(attrName))
synchronizeHref();
}
bool SVGTRefElement::childShouldCreateRenderer(Node* child) const
{
if (child->isTextNode() || child->hasTagName(SVGNames::tspanTag) ||
child->hasTagName(SVGNames::trefTag))
return true;
return false;
}
RenderObject* SVGTRefElement::createRenderer(RenderArena* arena, RenderStyle*)
{
return new (arena) RenderSVGInline(this);
}
}
#endif // ENABLE(SVG)