void PageSerializer::retrieveResourcesForCSSDeclaration(CSSStyleDeclaration* styleDeclaration)
{
if (!styleDeclaration)
return;
if (!styleDeclaration->stylesheet()->isCSSStyleSheet())
return;
CSSStyleSheet* cssStyleSheet = static_cast<CSSStyleSheet*>(styleDeclaration->stylesheet());
// The background-image and list-style-image (for ul or ol) are the CSS properties
// that make use of images. We iterate to make sure we include any other
// image properties there might be.
for (unsigned i = 0; i < styleDeclaration->length(); ++i) {
// FIXME: It's kind of ridiculous to get the property name and then get
// the value out of the name. Ideally we would get the value out of the
// property ID, but CSSStyleDeclaration only gives access to property
// names, not IDs.
RefPtr<CSSValue> cssValue = styleDeclaration->getPropertyCSSValue(styleDeclaration->item(i));
if (!cssValue->isImageValue())
continue;
CSSImageValue* imageValue = static_cast<CSSImageValue*>(cssValue.get());
StyleImage* styleImage = imageValue->cachedOrPendingImage();
// Non cached-images are just place-holders and do not contain data.
if (!styleImage || !styleImage->isCachedImage())
continue;
CachedImage* image = static_cast<StyleCachedImage*>(styleImage)->cachedImage();
KURL url = cssStyleSheet->document()->completeURL(image->url());
addImageToResources(image, url);
}
}
void PageSerializer::retrieveResourcesForCSSDeclaration(StylePropertySet* styleDeclaration, Document* document)
{
if (!styleDeclaration)
return;
// The background-image and list-style-image (for ul or ol) are the CSS properties
// that make use of images. We iterate to make sure we include any other
// image properties there might be.
unsigned propertyCount = styleDeclaration->propertyCount();
for (unsigned i = 0; i < propertyCount; ++i) {
RefPtr<CSSValue> cssValue = styleDeclaration->propertyAt(i).value();
if (!cssValue->isImageValue())
continue;
CSSImageValue* imageValue = static_cast<CSSImageValue*>(cssValue.get());
StyleImage* styleImage = imageValue->cachedOrPendingImage();
// Non cached-images are just place-holders and do not contain data.
if (!styleImage || !styleImage->isCachedImage())
continue;
CachedImage* image = static_cast<StyleCachedImage*>(styleImage)->cachedImage();
KURL url = document->completeURL(image->url());
addImageToResources(image, 0, url);
}
}
void PageSerializer::retrieveResourcesForCSSValue(CSSValue* cssValue, Document* document)
{
if (cssValue->isImageValue()) {
CSSImageValue* imageValue = toCSSImageValue(cssValue);
StyleImage* styleImage = imageValue->cachedOrPendingImage();
// Non cached-images are just place-holders and do not contain data.
if (!styleImage || !styleImage->isImageResource())
return;
addImageToResources(styleImage->cachedImage(), 0, styleImage->cachedImage()->url());
} else if (cssValue->isFontFaceSrcValue()) {
CSSFontFaceSrcValue* fontFaceSrcValue = toCSSFontFaceSrcValue(cssValue);
if (fontFaceSrcValue->isLocal()) {
return;
}
addFontToResources(fontFaceSrcValue->fetch(document));
} else if (cssValue->isValueList()) {
CSSValueList* cssValueList = toCSSValueList(cssValue);
for (unsigned i = 0; i < cssValueList->length(); i++)
retrieveResourcesForCSSValue(cssValueList->item(i), document);
}
}