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framer-motion

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A simple and powerful JavaScript animation library

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import { hover, frame } from 'motion-dom'; import { extractEventInfo } from '../events/event-info.mjs'; import { Feature } from '../motion/features/Feature.mjs'; function handleHoverEvent(node, event, lifecycle) { const { props } = node; if (node.animationState && props.whileHover) { node.animationState.setActive("whileHover", lifecycle === "Start"); } const eventName = ("onHover" + lifecycle); const callback = props[eventName]; if (callback) { frame.postRender(() => callback(event, extractEventInfo(event))); } } class HoverGesture extends Feature { mount() { const { current } = this.node; if (!current) return; this.unmount = hover(current, (_element, startEvent) => { handleHoverEvent(this.node, startEvent, "Start"); return (endEvent) => handleHoverEvent(this.node, endEvent, "End"); }); } unmount() { } } export { HoverGesture };