58 lines
1.8 KiB
C++
58 lines
1.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* representation of a dummy attribute targeted by <animateMotion> element */
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#ifndef MOZILLA_SVGMOTIONSMILATTR_H_
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#define MOZILLA_SVGMOTIONSMILATTR_H_
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#include "mozilla/Attributes.h"
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#include "nsISMILAttr.h"
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class nsIContent;
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class nsSMILValue;
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class nsSVGElement;
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namespace mozilla {
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namespace dom {
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class SVGAnimationElement;
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} // namespace dom
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/**
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* SVGMotionSMILAttr: Implements the nsISMILAttr interface for SMIL animations
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* from <animateMotion>.
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*
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* NOTE: Even though there's technically no "motion" attribute, we behave in
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* many ways as if there were, for simplicity.
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*/
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class SVGMotionSMILAttr : public nsISMILAttr
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{
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public:
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explicit SVGMotionSMILAttr(nsSVGElement* aSVGElement)
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: mSVGElement(aSVGElement) {}
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// nsISMILAttr methods
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virtual nsresult ValueFromString(const nsAString& aStr,
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const dom::SVGAnimationElement* aSrcElement,
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nsSMILValue& aValue,
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bool& aPreventCachingOfSandwich) const override;
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virtual nsSMILValue GetBaseValue() const override;
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virtual nsresult SetAnimValue(const nsSMILValue& aValue) override;
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virtual void ClearAnimValue() override;
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virtual const nsIContent* GetTargetNode() const override;
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protected:
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// Raw pointers are OK here because this SVGMotionSMILAttr is both
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// created & destroyed during a SMIL sample-step, during which time the DOM
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// isn't modified.
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nsSVGElement* mSVGElement;
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};
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} // namespace mozilla
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#endif // MOZILLA_SVGMOTIONSMILATTR_H_
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