diff options
| -rw-r--r-- | layout/svg/nsSVGEffects.cpp | 46 | ||||
| -rw-r--r-- | layout/svg/nsSVGEffects.h | 14 |
2 files changed, 43 insertions, 17 deletions
diff --git a/layout/svg/nsSVGEffects.cpp b/layout/svg/nsSVGEffects.cpp index eac094a91..e75c973c8 100644 --- a/layout/svg/nsSVGEffects.cpp +++ b/layout/svg/nsSVGEffects.cpp @@ -888,24 +888,13 @@ nsSVGEffects::InvalidateDirectRenderingObservers(nsIFrame* aFrame, uint32_t aFla } } -static already_AddRefed<nsIURI> -ResolveURLUsingLocalRef(nsIFrame* aFrame, const css::URLValueData* aURL) +already_AddRefed<nsIURI> +nsSVGEffects::GetBaseURLForLocalRef(nsIContent* content, nsIURI* aDocURI) { - MOZ_ASSERT(aFrame); - - if (!aURL) { - return nullptr; - } - - // Non-local-reference URL. - if (!aURL->IsLocalRef()) { - nsCOMPtr<nsIURI> result = aURL->GetURI(); - return result.forget(); - } + MOZ_ASSERT(content); // For a local-reference URL, resolve that fragment against the current // document that relative URLs are resolved against. - nsIContent* content = aFrame->GetContent(); nsCOMPtr<nsIURI> baseURI = content->OwnerDoc()->GetDocumentURI(); if (content->IsInAnonymousSubtree()) { @@ -933,12 +922,37 @@ ResolveURLUsingLocalRef(nsIFrame* aFrame, const css::URLValueData* aURL) } } - if (originalURI && aURL->EqualsExceptRef(originalURI)) { - baseURI = originalURI; + if (originalURI) { + bool isEqualsExceptRef = false; + aDocURI->EqualsExceptRef(originalURI, &isEqualsExceptRef); + if (isEqualsExceptRef) { + baseURI = originalURI; + } } } } + return baseURI.forget(); +} + +static already_AddRefed<nsIURI> +ResolveURLUsingLocalRef(nsIFrame* aFrame, const css::URLValueData* aURL) +{ + MOZ_ASSERT(aFrame); + + if (!aURL) { + return nullptr; + } + + // Non-local-reference URL. + if (!aURL->IsLocalRef()) { + nsCOMPtr<nsIURI> result = aURL->GetURI(); + return result.forget(); + } + + nsCOMPtr<nsIURI> baseURI = + nsSVGEffects::GetBaseURLForLocalRef(aFrame->GetContent(), aURL->GetURI()); + return aURL->ResolveLocalRef(baseURI); } diff --git a/layout/svg/nsSVGEffects.h b/layout/svg/nsSVGEffects.h index 9dd92fd31..0cf9b1500 100644 --- a/layout/svg/nsSVGEffects.h +++ b/layout/svg/nsSVGEffects.h @@ -626,11 +626,23 @@ public: static already_AddRefed<nsIURI> GetPaintURI(nsIFrame* aFrame, nsStyleSVGPaint nsStyleSVG::* aPaint); - /** + /** * A helper function to resolve SVG mask URL. */ static already_AddRefed<nsIURI> GetMaskURI(nsIFrame* aFrame, uint32_t aIndex); + + /** + * Return a baseURL for resolving a local-ref URL. + * + * @param aContent an element which uses a local-ref property. Here are some + * examples: + * <rect fill=url(#foo)> + * <circle clip-path=url(#foo)> + * <use xlink:href="#foo"> + */ + static already_AddRefed<nsIURI> + GetBaseURLForLocalRef(nsIContent* aContent, nsIURI* aDocURI); }; #endif /*NSSVGEFFECTS_H_*/ |