SVGPointListSMILType.h

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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 DOM_SVG_SVGPOINTLISTSMILTYPE_H_

#define DOM_SVG_SVGPOINTLISTSMILTYPE_H_

#include "mozilla/Attributes.h"

#include "mozilla/SMILType.h"

namespace mozilla {

class SMILValue;

////////////////////////////////////////////////////////////////////////

// SVGPointListSMILType

//

// Operations for animating an SVGPointList.

//

class SVGPointListSMILType : public SMILType {

 public:

  // Singleton for SMILValue objects to hold onto.

  static SVGPointListSMILType sSingleton;

 protected:

  // SMILType Methods

  // -------------------

  void Init(SMILValue& aValue) const override;

  void Destroy(SMILValue& aValue) const override;

  nsresult Assign(SMILValue& aDest, const SMILValue& aSrc) const override;

  bool IsEqual(const SMILValue& aLeft, const SMILValue& aRight) const override;

  nsresult Add(SMILValue& aDest, const SMILValue& aValueToAdd,

               uint32_t aCount) const override;

  nsresult ComputeDistance(const SMILValue& aFrom, const SMILValue& aTo,

                           double& aDistance) const override;

  nsresult Interpolate(const SMILValue& aStartVal, const SMILValue& aEndVal,

                       double aUnitDistance, SMILValue& aResult) const override;

 private:

  // Private constructor: prevent instances beyond my singleton.

  constexpr SVGPointListSMILType() = default;

};

}  // namespace mozilla

#endif  // DOM_SVG_SVGPOINTLISTSMILTYPE_H_