1 files changed, 120 insertions, 0 deletions
diff --git a/dom/svg/SVGFEImageElement.h b/dom/svg/SVGFEImageElement.h
new file mode 100644
index 0000000000..8d79e155f3
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+++ b/dom/svg/SVGFEImageElement.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef DOM_SVG_SVGFEIMAGEELEMENT_H_
+#define DOM_SVG_SVGFEIMAGEELEMENT_H_
+
+#include "mozilla/dom/SVGFilters.h"
+#include "SVGAnimatedPreserveAspectRatio.h"
+
+nsresult NS_NewSVGFEImageElement(
+    nsIContent** aResult, already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
+
+namespace mozilla {
+class SVGFEImageFrame;
+
+namespace dom {
+
+using SVGFEImageElementBase = SVGFilterPrimitiveElement;
+
+class SVGFEImageElement final : public SVGFEImageElementBase,
+                                public nsImageLoadingContent {
+  friend class mozilla::SVGFEImageFrame;
+
+ protected:
+  friend nsresult(::NS_NewSVGFEImageElement(
+      nsIContent** aResult,
+      already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo));
+  explicit SVGFEImageElement(
+      already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
+  virtual ~SVGFEImageElement();
+  JSObject* WrapNode(JSContext* aCx,
+                     JS::Handle<JSObject*> aGivenProto) override;
+
+ public:
+  bool SubregionIsUnionOfRegions() override { return false; }
+
+  // interfaces:
+  NS_DECL_ISUPPORTS_INHERITED
+
+  // EventTarget
+  void AsyncEventRunning(AsyncEventDispatcher* aEvent) override;
+
+  FilterPrimitiveDescription GetPrimitiveDescription(
+      SVGFilterInstance* aInstance, const IntRect& aFilterSubregion,
+      const nsTArray<bool>& aInputsAreTainted,
+      nsTArray<RefPtr<SourceSurface>>& aInputImages) override;
+  bool AttributeAffectsRendering(int32_t aNameSpaceID,
+                                 nsAtom* aAttribute) const override;
+  SVGAnimatedString& GetResultImageName() override {
+    return mStringAttributes[RESULT];
+  }
+
+  // nsImageLoadingContent
+  CORSMode GetCORSMode() override;
+
+  bool OutputIsTainted(const nsTArray<bool>& aInputsAreTainted,
+                       nsIPrincipal* aReferencePrincipal) override;
+
+  // nsIContent
+  nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
+
+  bool ParseAttribute(int32_t aNamespaceID, nsAtom* aAttribute,
+                      const nsAString& aValue,
+                      nsIPrincipal* aMaybeScriptedPrincipal,
+                      nsAttrValue& aResult) override;
+  void AfterSetAttr(int32_t aNamespaceID, nsAtom* aName,
+                    const nsAttrValue* aValue, const nsAttrValue* aOldValue,
+                    nsIPrincipal* aSubjectPrincipal, bool aNotify) override;
+  nsresult BindToTree(BindContext&, nsINode& aParent) override;
+  void UnbindFromTree(bool aNullParent) override;
+  void DestroyContent() override;
+
+  NS_DECL_IMGINOTIFICATIONOBSERVER
+
+  // Override for nsIImageLoadingContent.
+  NS_IMETHOD_(void) FrameCreated(nsIFrame* aFrame) override;
+
+  void MaybeLoadSVGImage();
+
+  // WebIDL
+  already_AddRefed<DOMSVGAnimatedString> Href();
+  already_AddRefed<DOMSVGAnimatedPreserveAspectRatio> PreserveAspectRatio();
+  void GetCrossOrigin(nsAString& aCrossOrigin) {
+    // Null for both missing and invalid defaults is ok, since we
+    // always parse to an enum value, so we don't need an invalid
+    // default, and we _want_ the missing default to be null.
+    GetEnumAttr(nsGkAtoms::crossorigin, nullptr, aCrossOrigin);
+  }
+  void SetCrossOrigin(const nsAString& aCrossOrigin, ErrorResult& aError) {
+    SetOrRemoveNullableStringAttr(nsGkAtoms::crossorigin, aCrossOrigin, aError);
+  }
+
+ private:
+  nsresult LoadSVGImage(bool aForce, bool aNotify);
+  bool ShouldLoadImage() const;
+
+ protected:
+  bool ProducesSRGB() override { return true; }
+
+  SVGAnimatedPreserveAspectRatio* GetAnimatedPreserveAspectRatio() override;
+  StringAttributesInfo GetStringInfo() override;
+
+  // Override for nsImageLoadingContent.
+  nsIContent* AsContent() override { return this; }
+
+  enum { RESULT, HREF, XLINK_HREF };
+  SVGAnimatedString mStringAttributes[3];
+  static StringInfo sStringInfo[3];
+
+  SVGAnimatedPreserveAspectRatio mPreserveAspectRatio;
+  uint16_t mImageAnimationMode;
+};
+
+}  // namespace dom
+}  // namespace mozilla
+
+#endif  // DOM_SVG_SVGFEIMAGEELEMENT_H_