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40 lines
1.2 KiB
TypeScript
40 lines
1.2 KiB
TypeScript
export interface UseAnimationFrameReturn {
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cancel(): void;
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/**
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* Request for the provided callback to be called on the next animation frame.
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* Previously registered callbacks will be cancelled
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*/
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request(callback: FrameRequestCallback): void;
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/**
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* Request for the provided callback to be called on the next animation frame.
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* Previously registered callbacks can be cancelled by providing `cancelPrevious`
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*/
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request(cancelPrevious: boolean, callback: FrameRequestCallback): void;
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}
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/**
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* Returns a controller object for requesting and cancelling an animation freame that is properly cleaned up
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* once the component unmounts. New requests cancel and replace existing ones.
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*
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* ```ts
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* const [style, setStyle] = useState({});
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* const animationFrame = useAnimationFrame();
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*
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* const handleMouseMove = (e) => {
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* animationFrame.request(() => {
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* setStyle({ top: e.clientY, left: e.clientY })
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* })
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* }
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*
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* const handleMouseUp = () => {
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* animationFrame.cancel()
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* }
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*
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* return (
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* <div onMouseUp={handleMouseUp} onMouseMove={handleMouseMove}>
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* <Ball style={style} />
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* </div>
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* )
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* ```
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*/
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export default function useAnimationFrame(): UseAnimationFrameReturn;
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