chromium/third_party/blink/renderer/core/animation/interpolable_value.h

// Copyright 2014 The Chromium Authors
// 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_INTERPOLABLE_VALUE_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_ANIMATION_INTERPOLABLE_VALUE_H_

#include <array>
#include <memory>
#include <utility>

#include "third_party/blink/renderer/core/core_export.h"
#include "third_party/blink/renderer/core/css/css_math_expression_node.h"
#include "third_party/blink/renderer/platform/heap/collection_support/heap_vector.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
#include "third_party/blink/renderer/platform/wtf/casting.h"
#include "third_party/blink/renderer/platform/wtf/vector.h"
#include "third_party/blink/renderer/platform/wtf/wtf_size_t.h"

namespace blink {

// Represents the components of a PropertySpecificKeyframe's value that change
// smoothly as it interpolates to an adjacent value.
class CORE_EXPORT InterpolableValue
    : public GarbageCollected<InterpolableValue> { … };

class CORE_EXPORT InlinedInterpolableDouble final { … };

class CORE_EXPORT InterpolableNumber final : public InterpolableValue { … };

static_assert …;

class CORE_EXPORT InterpolableList final : public InterpolableValue { … };

template <>
struct DowncastTraits<InterpolableNumber> { … };
template <>
struct DowncastTraits<InterpolableList> { … };

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_CORE_ANIMATION_INTERPOLABLE_VALUE_H_