third_party/WebKit/Source/core/animation/SVGTransformListInterpolationType.h

// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef SVGTransformListInterpolationType_h
#define SVGTransformListInterpolationType_h

#include "core/animation/SVGInterpolationType.h"
#include "core/svg/SVGTransform.h"

namespace blink {

class SVGTransformListInterpolationType : public SVGInterpolationType {
 public:
  SVGTransformListInterpolationType(const QualifiedName& attribute)
      : SVGInterpolationType(attribute) {}

 private:
  InterpolationValue maybeConvertNeutral(const InterpolationValue&,
                                         ConversionCheckers&) const final;
  InterpolationValue maybeConvertSVGValue(
      const SVGPropertyBase& svgValue) const final;
  InterpolationValue maybeConvertSingle(const PropertySpecificKeyframe&,
                                        const InterpolationEnvironment&,
                                        const InterpolationValue& underlying,
                                        ConversionCheckers&) const final;
  SVGPropertyBase* appliedSVGValue(const InterpolableValue&,
                                   const NonInterpolableValue*) const final;

  PairwiseInterpolationValue maybeMergeSingles(
      InterpolationValue&& start,
      InterpolationValue&& end) const final;
  void composite(UnderlyingValueOwner&,
                 double underlyingFraction,
                 const InterpolationValue&,
                 double interpolationFraction) const final;
};

}  // namespace blink

#endif  // SVGTransformListInterpolationType_h