dom/svg/SVGNumberListSMILType.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef DOM_SVG_SVGNUMBERLISTSMILTYPE_H_
   8 #define DOM_SVG_SVGNUMBERLISTSMILTYPE_H_
   9
  10 #include "mozilla/Attributes.h"
  11 #include "mozilla/SMILType.h"
  12
  13 namespace mozilla {
  14
  15 class SMILValue;
  16
  17 ////////////////////////////////////////////////////////////////////////
  18 // SVGNumberListSMILType
  19 //
  20 // Operations for animating an SVGNumberList.
  21 //
  22 class SVGNumberListSMILType : public SMILType {
  23  public:
  24   // Singleton for SMILValue objects to hold onto.
  25   static SVGNumberListSMILType sSingleton;
  26
  27  protected:
  28   // SMILType Methods
  29   // -------------------
  30
  31   void Init(SMILValue& aValue) const override;
  32
  33   void Destroy(SMILValue& aValue) const override;
  34   nsresult Assign(SMILValue& aDest, const SMILValue& aSrc) const override;
  35   bool IsEqual(const SMILValue& aLeft, const SMILValue& aRight) const override;
  36   nsresult Add(SMILValue& aDest, const SMILValue& aValueToAdd,
  37                uint32_t aCount) const override;
  38   nsresult ComputeDistance(const SMILValue& aFrom, const SMILValue& aTo,
  39                            double& aDistance) const override;
  40   nsresult Interpolate(const SMILValue& aStartVal, const SMILValue& aEndVal,
  41                        double aUnitDistance, SMILValue& aResult) const override;
  42
  43  private:
  44   // Private constructor: prevent instances beyond my singleton.
  45   constexpr SVGNumberListSMILType() = default;
  46 };
  47
  48 }  // namespace mozilla
  49
  50 #endif  // DOM_SVG_SVGNUMBERLISTSMILTYPE_H_