dom/smil/nsSMILFloatType.h

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/dom/smil/nsSMILFloatType.h	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,46 @@
     1.4 +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
     1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
     1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.8 +
     1.9 +#ifndef NS_SMILFLOATTYPE_H_
    1.10 +#define NS_SMILFLOATTYPE_H_
    1.11 +
    1.12 +#include "mozilla/Attributes.h"
    1.13 +#include "nsISMILType.h"
    1.14 +
    1.15 +class nsSMILFloatType : public nsISMILType
    1.16 +{
    1.17 +public:
    1.18 +  // Singleton for nsSMILValue objects to hold onto.
    1.19 +  static nsSMILFloatType*
    1.20 +  Singleton()
    1.21 +  {
    1.22 +    static nsSMILFloatType sSingleton;
    1.23 +    return &sSingleton;
    1.24 +  }
    1.25 +
    1.26 +protected:
    1.27 +  // nsISMILType Methods
    1.28 +  // -------------------
    1.29 +  virtual void     Init(nsSMILValue& aValue) const MOZ_OVERRIDE;
    1.30 +  virtual void     Destroy(nsSMILValue&) const;
    1.31 +  virtual nsresult Assign(nsSMILValue& aDest, const nsSMILValue& aSrc) const MOZ_OVERRIDE;
    1.32 +  virtual bool     IsEqual(const nsSMILValue& aLeft,
    1.33 +                           const nsSMILValue& aRight) const MOZ_OVERRIDE;
    1.34 +  virtual nsresult Add(nsSMILValue& aDest, const nsSMILValue& aValueToAdd,
    1.35 +                       uint32_t aCount) const MOZ_OVERRIDE;
    1.36 +  virtual nsresult ComputeDistance(const nsSMILValue& aFrom,
    1.37 +                                   const nsSMILValue& aTo,
    1.38 +                                   double& aDistance) const MOZ_OVERRIDE;
    1.39 +  virtual nsresult Interpolate(const nsSMILValue& aStartVal,
    1.40 +                               const nsSMILValue& aEndVal,
    1.41 +                               double aUnitDistance,
    1.42 +                               nsSMILValue& aResult) const MOZ_OVERRIDE;
    1.43 +
    1.44 +private:
    1.45 +  // Private constructor: prevent instances beyond my singleton.
    1.46 +  MOZ_CONSTEXPR nsSMILFloatType() {}
    1.47 +};
    1.48 +
    1.49 +#endif // NS_SMILFLOATTYPE_H_

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