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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_INTERPOLATION_VALUE_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_ANIMATION_INTERPOLATION_VALUE_H_
#include <memory>
#include "third_party/blink/renderer/core/animation/interpolable_value.h"
#include "third_party/blink/renderer/core/animation/non_interpolable_value.h"
#include "third_party/blink/renderer/platform/heap/handle.h"
namespace blink {
// Represents a (non-strict) subset of a PropertySpecificKeyframe's value broken
// down into interpolable and non-interpolable parts. InterpolationValues can be
// composed together to represent a whole PropertySpecificKeyframe value.
struct InterpolationValue {
DISALLOW_NEW();
explicit InterpolationValue(
std::unique_ptr<InterpolableValue> interpolable_value,
scoped_refptr<const NonInterpolableValue> non_interpolable_value =
nullptr)
: interpolable_value(std::move(interpolable_value)),
non_interpolable_value(std::move(non_interpolable_value)) {}
InterpolationValue(std::nullptr_t) {}
InterpolationValue(InterpolationValue&& other)
: interpolable_value(std::move(other.interpolable_value)),
non_interpolable_value(std::move(other.non_interpolable_value)) {}
void operator=(InterpolationValue&& other) {
interpolable_value = std::move(other.interpolable_value);
non_interpolable_value = std::move(other.non_interpolable_value);
}
operator bool() const { return interpolable_value.get(); }
InterpolationValue Clone() const {
return InterpolationValue(
interpolable_value ? interpolable_value->Clone() : nullptr,
non_interpolable_value);
}
void Clear() {
interpolable_value.reset();
non_interpolable_value = nullptr;
}
std::unique_ptr<InterpolableValue> interpolable_value;
scoped_refptr<const NonInterpolableValue> non_interpolable_value;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_ANIMATION_INTERPOLATION_VALUE_H_
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