void RenderSVGGradientStop::styleDidChange(StyleDifference diff, const RenderStyle* oldStyle) { RenderObject::styleDidChange(diff, oldStyle); if (!diff.hasDifference()) return; // <stop> elements should only be allowed to make renderers under gradient elements // but I can imagine a few cases we might not be catching, so let's not crash if our parent isn't a gradient. SVGGradientElement* gradient = gradientElement(); if (!gradient) return; RenderObject* renderer = gradient->renderer(); if (!renderer) return; RenderSVGResourceContainer* container = toRenderSVGResourceContainer(renderer); container->removeAllClientsFromCache(); }
void SVGResourcesCache::clientStyleChanged(LayoutObject* layoutObject, StyleDifference diff, const ComputedStyle& newStyle) { ASSERT(layoutObject); ASSERT(layoutObject->node()); ASSERT(layoutObject->node()->isSVGElement()); if (!diff.hasDifference() || !layoutObject->parent()) return; // In this case the proper SVGFE*Element will decide whether the modified CSS properties require a relayout or paintInvalidation. if (layoutObject->isSVGResourceFilterPrimitive() && !diff.needsLayout()) return; // Dynamic changes of CSS properties like 'clip-path' may require us to recompute the associated resources for a layoutObject. // FIXME: Avoid passing in a useless StyleDifference, but instead compare oldStyle/newStyle to see which resources changed // to be able to selectively rebuild individual resources, instead of all of them. if (layoutObjectCanHaveResources(layoutObject)) { SVGResourcesCache* cache = resourcesCacheFromLayoutObject(layoutObject); cache->removeResourcesFromLayoutObject(layoutObject); cache->addResourcesFromLayoutObject(layoutObject, newStyle); } LayoutSVGResourceContainer::markForLayoutAndParentResourceInvalidation(layoutObject, false); }