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83 lines
2.4 KiB
C++
83 lines
2.4 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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#ifndef __NS_SVGBOOLEAN_H__
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#define __NS_SVGBOOLEAN_H__
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#include "nsCOMPtr.h"
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#include "nsError.h"
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#include "nsISMILAttr.h"
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#include "mozilla/Attributes.h"
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class nsIAtom;
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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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class SVGAnimatedBoolean;
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}
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}
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class nsSVGBoolean
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{
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public:
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void Init(uint8_t aAttrEnum = 0xff, bool aValue = false) {
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mAnimVal = mBaseVal = aValue;
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mAttrEnum = aAttrEnum;
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mIsAnimated = false;
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}
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nsresult SetBaseValueAtom(const nsIAtom* aValue, nsSVGElement *aSVGElement);
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nsIAtom* GetBaseValueAtom() const;
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void SetBaseValue(bool aValue, nsSVGElement *aSVGElement);
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bool GetBaseValue() const
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{ return mBaseVal; }
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void SetAnimValue(bool aValue, nsSVGElement *aSVGElement);
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bool GetAnimValue() const
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{ return mAnimVal; }
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already_AddRefed<mozilla::dom::SVGAnimatedBoolean>
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ToDOMAnimatedBoolean(nsSVGElement* aSVGElement);
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// Returns a new nsISMILAttr object that the caller must delete
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nsISMILAttr* ToSMILAttr(nsSVGElement* aSVGElement);
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private:
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bool mAnimVal;
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bool mBaseVal;
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bool mIsAnimated;
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uint8_t mAttrEnum; // element specified tracking for attribute
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public:
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struct SMILBool : public nsISMILAttr
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{
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public:
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SMILBool(nsSVGBoolean* aVal, nsSVGElement* aSVGElement)
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: mVal(aVal), mSVGElement(aSVGElement) {}
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// These will stay alive because a nsISMILAttr only lives as long
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// as the Compositing step, and DOM elements don't get a chance to
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// die during that.
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nsSVGBoolean* mVal;
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nsSVGElement* mSVGElement;
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// nsISMILAttr methods
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virtual nsresult ValueFromString(const nsAString& aStr,
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const mozilla::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 void ClearAnimValue() override;
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virtual nsresult SetAnimValue(const nsSMILValue& aValue) override;
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};
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};
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#endif //__NS_SVGBOOLEAN_H__
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