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-rw-r--r--dom/svg/SVGAnimationElement.h127
1 files changed, 127 insertions, 0 deletions
diff --git a/dom/svg/SVGAnimationElement.h b/dom/svg/SVGAnimationElement.h
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+++ b/dom/svg/SVGAnimationElement.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 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