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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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,
const nsAttrValue* aOldValue,
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
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