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// 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 THIRD_PARTY_BLINK_RENDERER_CORE_ANIMATION_SVG_LENGTH_INTERPOLATION_TYPE_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_ANIMATION_SVG_LENGTH_INTERPOLATION_TYPE_H_
#include <memory>
#include "third_party/blink/renderer/core/animation/svg_interpolation_type.h"
#include "third_party/blink/renderer/core/svg/svg_length.h"
namespace blink {
class SVGLengthContext;
enum class SVGLengthMode;
class SVGLengthInterpolationType : public SVGInterpolationType {
public:
SVGLengthInterpolationType(const QualifiedName& attribute)
: SVGInterpolationType(attribute),
unit_mode_(SVGLength::LengthModeForAnimatedLengthAttribute(attribute)),
negative_values_forbidden_(
SVGLength::NegativeValuesForbiddenForAnimatedLengthAttribute(
attribute)) {}
static std::unique_ptr<InterpolableValue> NeutralInterpolableValue();
static InterpolationValue MaybeConvertSVGLength(const SVGLength&);
static SVGLength* ResolveInterpolableSVGLength(
const InterpolableValue&,
const SVGLengthContext&,
SVGLengthMode,
bool negative_values_forbidden);
private:
InterpolationValue MaybeConvertNeutral(const InterpolationValue& underlying,
ConversionCheckers&) const final;
InterpolationValue MaybeConvertSVGValue(
const SVGPropertyBase& svg_value) const final;
SVGPropertyBase* AppliedSVGValue(const InterpolableValue&,
const NonInterpolableValue*) const final;
void Apply(const InterpolableValue&,
const NonInterpolableValue*,
InterpolationEnvironment&) const final;
const SVGLengthMode unit_mode_;
const bool negative_values_forbidden_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_ANIMATION_SVG_LENGTH_INTERPOLATION_TYPE_H_
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