1 files changed, 127 insertions, 0 deletions
diff --git a/dom/svg/SVGAnimationElement.h b/dom/svg/SVGAnimationElement.h
new file mode 100644
index 000000000..9bcbdf0c2
--- /dev/null
+++ b/dom/svg/SVGAnimationElement.h
@@ -0,0 +1,127 @@
+/* -*- 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 mozilla_dom_SVGAnimationElement_h
+#define mozilla_dom_SVGAnimationElement_h
+
+#include "mozilla/Attributes.h"
+#include "mozilla/dom/SVGTests.h"
+#include "nsReferencedElement.h"
+#include "nsSMILTimedElement.h"
+#include "nsSVGElement.h"
+
+typedef nsSVGElement SVGAnimationElementBase;
+
+namespace mozilla {
+namespace dom {
+
+enum nsSMILTargetAttrType {
+  eSMILTargetAttrType_auto,
+  eSMILTargetAttrType_CSS,
+  eSMILTargetAttrType_XML
+};
+
+class SVGAnimationElement : public SVGAnimationElementBase,
+                            public SVGTests
+{
+protected:
+  explicit SVGAnimationElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo);
+  nsresult Init();
+  virtual ~SVGAnimationElement();
+
+public:
+  // interfaces:
+  NS_DECL_ISUPPORTS_INHERITED
+
+  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(SVGAnimationElement,
+                                           SVGAnimationElementBase)
+
+  virtual nsresult Clone(mozilla::dom::NodeInfo *aNodeInfo, nsINode **aResult) const override = 0;
+
+  // nsIContent specializations
+  virtual nsresult BindToTree(nsIDocument* aDocument, nsIContent* aParent,
+                              nsIContent* aBindingParent,
+                              bool aCompileEventHandlers) override;
+  virtual void UnbindFromTree(bool aDeep, bool aNullParent) override;
+
+  virtual nsresult UnsetAttr(int32_t aNamespaceID, nsIAtom* aAttribute,
+                             bool aNotify) override;
+
+  virtual bool IsNodeOfType(uint32_t aFlags) const override;
+
+  // Element specializations
+  virtual bool ParseAttribute(int32_t aNamespaceID,
+                                nsIAtom* aAttribute,
+                                const nsAString& aValue,
+                                nsAttrValue& aResult) override;
+  virtual nsresult AfterSetAttr(int32_t aNamespaceID, nsIAtom* aName,
+                                const nsAttrValue* aValue, bool aNotify) override;
+
+  const nsAttrValue* GetAnimAttr(nsIAtom* aName) const;
+  bool GetAnimAttr(nsIAtom* aAttName, nsAString& aResult) const;
+  bool HasAnimAttr(nsIAtom* aAttName) const;
+  Element* GetTargetElementContent();
+  virtual bool GetTargetAttributeName(int32_t* aNamespaceID,
+                                      nsIAtom** aLocalName) const;
+  virtual nsSMILTargetAttrType GetTargetAttributeType() const;
+  nsSMILTimedElement& TimedElement();
+  nsSMILTimeContainer* GetTimeContainer();
+  virtual nsSMILAnimationFunction& AnimationFunction() = 0;
+
+  virtual bool IsEventAttributeName(nsIAtom* aName) override;
+
+  // Utility methods for within SVG
+  void ActivateByHyperlink();
+
+  // WebIDL
+  nsSVGElement* GetTargetElement();
+  float GetStartTime(ErrorResult& rv);
+  float GetCurrentTime();
+  float GetSimpleDuration(ErrorResult& rv);
+  void BeginElement(ErrorResult& rv) { BeginElementAt(0.f, rv); }
+  void BeginElementAt(float offset, ErrorResult& rv);
+  void EndElement(ErrorResult& rv) { EndElementAt(0.f, rv); }
+  void EndElementAt(float offset, ErrorResult& rv);
+
+  // SVGTests
+  virtual bool IsInChromeDoc() const override;
+
+
+ protected:
+  // nsSVGElement overrides
+
+  void UpdateHrefTarget(nsIContent* aNodeForContext,
+                        const nsAString& aHrefStr);
+  void AnimationTargetChanged();
+
+  class TargetReference : public nsReferencedElement {
+  public:
+    explicit TargetReference(SVGAnimationElement* aAnimationElement) :
+      mAnimationElement(aAnimationElement) {}
+  protected:
+    // We need to be notified when target changes, in order to request a
+    // sample (which will clear animation effects from old target and apply
+    // them to the new target) and update any event registrations.
+    virtual void ElementChanged(Element* aFrom, Element* aTo) override {
+      nsReferencedElement::ElementChanged(aFrom, aTo);
+      mAnimationElement->AnimationTargetChanged();
+    }
+
+    // We need to override IsPersistent to get persistent tracking (beyond the
+    // first time the target changes)
+    virtual bool IsPersistent() override { return true; }
+  private:
+    SVGAnimationElement* const mAnimationElement;
+  };
+
+  TargetReference      mHrefTarget;
+  nsSMILTimedElement   mTimedElement;
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_SVGAnimationElement_h