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20 lines
1.1 KiB
TypeScript
20 lines
1.1 KiB
TypeScript
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/**
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* Setup an [`IntersectionObserver`](https://developer.mozilla.org/en-US/docs/Web/API/IntersectionObserver) on
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* a DOM Element that returns it's entries as they arrive.
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*
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* @param element The DOM element to observe
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* @param init IntersectionObserver options
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*/
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declare function useIntersectionObserver<TElement extends Element>(element: TElement | null | undefined, options: IntersectionObserverInit): IntersectionObserverEntry[];
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/**
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* Setup an [`IntersectionObserver`](https://developer.mozilla.org/en-US/docs/Web/API/IntersectionObserver) on
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* a DOM Element. This overload does not trigger component updates when receiving new
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* entries. This allows for finer grained performance optimizations by the consumer.
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*
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* @param element The DOM element to observe
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* @param callback A listener for intersection updates.
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* @param init IntersectionObserver options
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*/
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declare function useIntersectionObserver<TElement extends Element>(element: TElement | null | undefined, callback: IntersectionObserverCallback, options: IntersectionObserverInit): void;
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export default useIntersectionObserver;
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