bool CSSCursorImageValue::updateIfSVGCursorIsUsed(Element* element)
{
#if !ENABLE(SVG)
UNUSED_PARAM(element);
#else
if (!element || !element->isSVGElement())
return false;
const String& url = getStringValue();
if (!isSVGCursorIdentifier(url))
return false;
if (SVGCursorElement* cursorElement = resourceReferencedByCursorElement(url, element->document())) {
float x = roundf(cursorElement->x().value(0));
m_hotspot.setX(static_cast<int>(x));
float y = roundf(cursorElement->y().value(0));
m_hotspot.setY(static_cast<int>(y));
if (cachedImageURL() != element->document()->completeURL(cursorElement->href()))
clearCachedImage();
SVGElement* svgElement = static_cast<SVGElement*>(element);
m_referencedElements.add(svgElement);
svgElement->setCursorImageValue(this);
cursorElement->addClient(svgElement);
return true;
}
#endif
return false;
}
bool CSSCursorImageValue::updateIfSVGCursorIsUsed(Element* element)
{
#if !ENABLE(SVG)
UNUSED_PARAM(element);
#else
if (!element || !element->isSVGElement())
return false;
if (!isSVGCursorIdentifier(url()))
return false;
if (SVGCursorElement* cursorElement = resourceReferencedByCursorElement(url(), element->document())) {
// FIXME: This will override hot spot specified in CSS, which is probably incorrect.
SVGLengthContext lengthContext(0);
float x = roundf(cursorElement->x().value(lengthContext));
m_hotSpot.setX(static_cast<int>(x));
float y = roundf(cursorElement->y().value(lengthContext));
m_hotSpot.setY(static_cast<int>(y));
if (cachedImageURL() != element->document()->completeURL(cursorElement->href()))
clearCachedImage();
SVGElement* svgElement = static_cast<SVGElement*>(element);
m_referencedElements.add(svgElement);
svgElement->setCursorImageValue(this);
cursorElement->addClient(svgElement);
return true;
}
#endif
return false;
}
StyleCachedImage* CSSCursorImageValue::cachedImage(Element* element, CachedResourceLoader* loader)
{
#if ENABLE(SVG)
if (isSVGCursorIdentifier(url()) && loader && loader->document()) {
// FIXME: This will fail if the <cursor> element is in a shadow DOM (bug 59827)
if (SVGCursorElement* cursorElement = resourceReferencedByCursorElement(url(), loader->document()))
return CSSImageValue::cachedImage(loader, cursorElement->href());
}
#endif
return CSSImageValue::cachedImage(element, loader, url());
}
StyleCachedImage* CSSCursorImageValue::cachedImage(DocLoader* loader)
{
String url = getStringValue();
#if ENABLE(SVG)
if (isSVGCursorIdentifier(url) && loader && loader->doc()) {
if (SVGCursorElement* cursorElement = resourceReferencedByCursorElement(url, loader->doc()))
url = cursorElement->href();
}
#endif
return CSSImageValue::cachedImage(loader, url);
}
CSSCursorImageValue::~CSSCursorImageValue()
{
#if ENABLE(SVG)
if (!isSVGCursorIdentifier(url()))
return;
HashSet<SVGElement*>::const_iterator it = m_referencedElements.begin();
HashSet<SVGElement*>::const_iterator end = m_referencedElements.end();
for (; it != end; ++it) {
SVGElement* referencedElement = *it;
referencedElement->cursorImageValueRemoved();
if (SVGCursorElement* cursorElement = resourceReferencedByCursorElement(url(), referencedElement->document()))
cursorElement->removeClient(referencedElement);
}
#endif
}