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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_SVGNUMBERPAIRSMILTYPE_H_
#define MOZILLA_SVGNUMBERPAIRSMILTYPE_H_
#include "mozilla/Attributes.h"
#include "nsISMILType.h"
class nsSMILValue;
namespace mozilla {
class SVGNumberPairSMILType : public nsISMILType
{
public:
// Singleton for nsSMILValue objects to hold onto.
static SVGNumberPairSMILType sSingleton;
protected:
// nsISMILType Methods
// -------------------
virtual void Init(nsSMILValue& aValue) const override;
virtual void Destroy(nsSMILValue&) const override;
virtual nsresult Assign(nsSMILValue& aDest, const nsSMILValue& aSrc) const override;
virtual bool IsEqual(const nsSMILValue& aLeft,
const nsSMILValue& aRight) const override;
virtual nsresult Add(nsSMILValue& aDest, const nsSMILValue& aValueToAdd,
uint32_t aCount) const override;
virtual nsresult ComputeDistance(const nsSMILValue& aFrom,
const nsSMILValue& aTo,
double& aDistance) const override;
virtual nsresult Interpolate(const nsSMILValue& aStartVal,
const nsSMILValue& aEndVal,
double aUnitDistance,
nsSMILValue& aResult) const override;
private:
// Private constructor: prevent instances beyond my singleton.
constexpr SVGNumberPairSMILType() {}
};
} // namespace mozilla
#endif // MOZILLA_SVGNUMBERPAIRSMILTYPE_H_
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