92 lines
2.7 KiB
C
92 lines
2.7 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 <FBReactNativeSpec/FBReactNativeSpecJSI.h>
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#include <react/renderer/observers/intersection/IntersectionObserverManager.h>
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#include <optional>
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#include <tuple>
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#include <vector>
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namespace facebook::react {
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using NativeIntersectionObserverIntersectionObserverId = int32_t;
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using RectAsTuple = std::tuple<Float, Float, Float, Float>;
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using NativeIntersectionObserverObserveOptions =
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NativeIntersectionObserverNativeIntersectionObserverObserveOptions<
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// intersectionObserverId
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NativeIntersectionObserverIntersectionObserverId,
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// targetShadowNode
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jsi::Object,
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// thresholds
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std::vector<Float>,
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// rootThresholds
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std::optional<std::vector<Float>>>;
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template <>
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struct Bridging<NativeIntersectionObserverObserveOptions>
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: NativeIntersectionObserverNativeIntersectionObserverObserveOptionsBridging<
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NativeIntersectionObserverObserveOptions> {};
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using NativeIntersectionObserverEntry =
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NativeIntersectionObserverNativeIntersectionObserverEntry<
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// intersectionObserverId
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NativeIntersectionObserverIntersectionObserverId,
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// targetInstanceHandle
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jsi::Value,
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// targetRect
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RectAsTuple,
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// rootRect
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RectAsTuple,
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// intersectionRect
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std::optional<RectAsTuple>,
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// isIntersectingAboveThresholds
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bool,
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// time
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double>;
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template <>
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struct Bridging<NativeIntersectionObserverEntry>
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: NativeIntersectionObserverNativeIntersectionObserverEntryBridging<
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NativeIntersectionObserverEntry> {};
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class NativeIntersectionObserver
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: public NativeIntersectionObserverCxxSpec<NativeIntersectionObserver> {
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public:
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NativeIntersectionObserver(std::shared_ptr<CallInvoker> jsInvoker);
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void observe(
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jsi::Runtime& runtime,
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NativeIntersectionObserverObserveOptions options);
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void unobserve(
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jsi::Runtime& runtime,
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IntersectionObserverObserverId intersectionObserverId,
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jsi::Object targetShadowNode);
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void connect(
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jsi::Runtime& runtime,
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AsyncCallback<> notifyIntersectionObserversCallback);
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void disconnect(jsi::Runtime& runtime);
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std::vector<NativeIntersectionObserverEntry> takeRecords(
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jsi::Runtime& runtime);
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private:
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IntersectionObserverManager intersectionObserverManager_{};
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static UIManager& getUIManagerFromRuntime(jsi::Runtime& runtime);
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static NativeIntersectionObserverEntry convertToNativeModuleEntry(
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IntersectionObserverEntry entry,
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jsi::Runtime& runtime);
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};
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} // namespace facebook::react
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