/* -*- 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 DOM_SVG_SVGANIMATEDBOOLEAN_H_
#define DOM_SVG_SVGANIMATEDBOOLEAN_H_
#include "nsError.h"
#include "mozilla/SMILAttr.h"
#include "mozilla/AlreadyAddRefed.h"
#include "mozilla/Attributes.h"
#include "mozilla/UniquePtr.h"
class nsAtom;
namespace mozilla {
class SMILValue;
namespace dom {
class DOMSVGAnimatedBoolean;
class SVGAnimationElement;
class SVGElement;
}
// namespace dom
class SVGAnimatedBoolean {
public:
friend class AutoChangeBooleanNotifier;
using SVGElement = dom::SVGElement;
void Init(uint8_t aAttrEnum = 0xff,
bool aValue =
false) {
mAnimVal = mBaseVal = aValue;
mAttrEnum = aAttrEnum;
mIsAnimated =
false;
}
nsresult SetBaseValueAtom(
const nsAtom* aValue, SVGElement* aSVGElement);
nsAtom* GetBaseValueAtom()
const;
void SetBaseValue(
bool aValue, SVGElement* aSVGElement);
bool GetBaseValue()
const {
return mBaseVal; }
void SetAnimValue(
bool aValue, SVGElement* aSVGElement);
bool GetAnimValue()
const {
return mAnimVal; }
already_AddRefed<dom::DOMSVGAnimatedBoolean> ToDOMAnimatedBoolean(
SVGElement* aSVGElement);
UniquePtr<SMILAttr> ToSMILAttr(SVGElement* aSVGElement);
private:
bool mAnimVal;
bool mBaseVal;
bool mIsAnimated;
uint8_t mAttrEnum;
// element specified tracking for attribute
public:
struct SMILBool :
public SMILAttr {
public:
SMILBool(SVGAnimatedBoolean* aVal, SVGElement* aSVGElement)
: mVal(aVal), mSVGElement(aSVGElement) {}
// These will stay alive because a SMILAttr only lives as long
// as the Compositing step, and DOM elements don't get a chance to
// die during that.
SVGAnimatedBoolean* mVal;
SVGElement* mSVGElement;
// SMILAttr methods
nsresult ValueFromString(
const nsAString& aStr,
const dom::SVGAnimationElement* aSrcElement,
SMILValue& aValue,
bool& aPreventCachingOfSandwich)
const override;
SMILValue GetBaseValue()
const override;
void ClearAnimValue() override;
nsresult SetAnimValue(
const SMILValue& aValue) override;
};
};
}
// namespace mozilla
#endif // DOM_SVG_SVGANIMATEDBOOLEAN_H_
