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// Copyright 2017 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_CSS_RESOLUTION_INTERPOLATION_TYPE_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_ANIMATION_CSS_RESOLUTION_INTERPOLATION_TYPE_H_
#include "third_party/blink/renderer/core/animation/css_interpolation_type.h"
namespace blink {
class CSSResolutionInterpolationType : public CSSInterpolationType {
public:
CSSResolutionInterpolationType(
PropertyHandle property,
const PropertyRegistration* registration = nullptr)
: CSSInterpolationType(property, registration) {
DCHECK(property.IsCSSCustomProperty());
}
InterpolationValue MaybeConvertNeutral(const InterpolationValue& underlying,
ConversionCheckers&) const final;
InterpolationValue MaybeConvertValue(const CSSValue&,
const StyleResolverState*,
ConversionCheckers&) const final;
const CSSValue* CreateCSSValue(const InterpolableValue&,
const NonInterpolableValue*,
const StyleResolverState&) const final;
private:
// These methods only apply to CSSInterpolationTypes used by standard CSS
// properties.
// CSSResolutionInterpolationType is only accessible via registered custom CSS
// properties as there are no standard properties that interpolate resolution
// values.
InterpolationValue MaybeConvertStandardPropertyUnderlyingValue(
const ComputedStyle&) const final {
NOTREACHED();
return nullptr;
}
void ApplyStandardPropertyValue(const InterpolableValue&,
const NonInterpolableValue*,
StyleResolverState&) const final {
NOTREACHED();
}
InterpolationValue MaybeConvertInitial(const StyleResolverState&,
ConversionCheckers&) const final {
NOTREACHED();
return nullptr;
}
InterpolationValue MaybeConvertInherit(const StyleResolverState&,
ConversionCheckers&) const final {
NOTREACHED();
return nullptr;
}
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_ANIMATION_CSS_RESOLUTION_INTERPOLATION_TYPE_H_
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