81 lines
2.1 KiB
C
81 lines
2.1 KiB
C
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/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#pragma once
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#include <memory>
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#include <butter/map.h>
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#include <react/renderer/core/ReactPrimitives.h>
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#include <react/renderer/timeline/Timeline.h>
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#include <react/renderer/timeline/TimelineHandler.h>
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#include <react/renderer/uimanager/UIManagerCommitHook.h>
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namespace facebook {
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namespace react {
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/*
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* Provides tools for introspecting the series of commits and associated
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* side-effects, allowing to "rewind" UI to any particular commit from the past.
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*/
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class TimelineController final : public UIManagerCommitHook {
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public:
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using Shared = std::shared_ptr<TimelineController const>;
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/*
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* Creates a `TimelineHandler` associated with given `SurfaceId` and starts
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* the introspection process.
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*/
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TimelineHandler enable(SurfaceId surfaceId) const;
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/*
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* Consumes and destroys a `TimelineHandler` instance triggering the
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* destruction of all associated resources and stopping the introspection
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* process.
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*/
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void disable(TimelineHandler &&handler) const;
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/*
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* TO BE DELETED.
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*/
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SurfaceId lastUpdatedSurface() const {
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return lastUpdatedSurface_;
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}
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#pragma mark - UIManagerCommitHook
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RootShadowNode::Unshared shadowTreeWillCommit(
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ShadowTree const &shadowTree,
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RootShadowNode::Shared const &oldRootShadowNode,
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RootShadowNode::Unshared const &newRootShadowNode)
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const noexcept override;
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void commitHookWasRegistered(
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UIManager const &uiManager) const noexcept override;
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void commitHookWasUnregistered(
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UIManager const &uiManager) const noexcept override;
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private:
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/*
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* Protects all the data members.
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*/
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mutable butter::shared_mutex timelinesMutex_;
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/*
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* Owning collection of all running `Timeline` instances.
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*/
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mutable butter::map<SurfaceId, std::unique_ptr<Timeline>> timelines_;
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mutable UIManager const *uiManager_;
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mutable SurfaceId lastUpdatedSurface_;
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};
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} // namespace react
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} // namespace facebook
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