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2021-04-02 02:24:13 +03:00
/*
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#pragma once
#include <react/core/ShadowNode.h>
#include <react/mounting/ShadowViewMutation.h>
namespace facebook {
namespace react {
enum class DifferentiatorMode { Classic, OptimizedMoves };
/*
* Calculates a list of view mutations which describes how the old
* `ShadowTree` can be transformed to the new one.
* The list of mutations might be and might not be optimal.
*/
ShadowViewMutationList calculateShadowViewMutations(
DifferentiatorMode differentiatorMode,
ShadowNode const &oldRootShadowNode,
ShadowNode const &newRootShadowNode);
/*
* Generates a list of `ShadowViewNodePair`s that represents a layer of a
* flattened view hierarchy.
*/
ShadowViewNodePair::List sliceChildShadowNodeViewPairs(
ShadowNode const &shadowNode);
} // namespace react
} // namespace facebook