4f:I[707087,["/_next/static/immutable/chunks/2985g-hklwiee.js","/_next/static/immutable/chunks/0qkc3dps_9x_i.js","/_next/static/immutable/chunks/2nvof3-29tvc3.js","/_next/static/immutable/chunks/3thksmxn95rly.js","/_next/static/immutable/chunks/2ocpj6i2oorb_.js","/_next/static/immutable/chunks/3tjobt77z_9dj.js","/_next/static/immutable/chunks/0agonoz1szsjm.js","/_next/static/immutable/chunks/1r51enyhosz-u.js","/_next/static/immutable/chunks/0krdn-21gkgjt.js","/_next/static/immutable/chunks/3qfn9_v7pj_rb.js","/_next/static/immutable/chunks/0w75qangey2ys.js","/_next/static/immutable/chunks/13f5hjswluuex.js","/_next/static/immutable/chunks/0a8eymjz3e95j.js"],"RegistryDependencies"] 50:I[512940,["/_next/static/immutable/chunks/2985g-hklwiee.js","/_next/static/immutable/chunks/0qkc3dps_9x_i.js","/_next/static/immutable/chunks/2nvof3-29tvc3.js","/_next/static/immutable/chunks/3thksmxn95rly.js","/_next/static/immutable/chunks/2ocpj6i2oorb_.js","/_next/static/immutable/chunks/3tjobt77z_9dj.js","/_next/static/immutable/chunks/0agonoz1szsjm.js","/_next/static/immutable/chunks/1r51enyhosz-u.js","/_next/static/immutable/chunks/0krdn-21gkgjt.js","/_next/static/immutable/chunks/3qfn9_v7pj_rb.js","/_next/static/immutable/chunks/0w75qangey2ys.js","/_next/static/immutable/chunks/13f5hjswluuex.js","/_next/static/immutable/chunks/0a8eymjz3e95j.js"],"Installation"] 51:I[314491,["/_next/static/immutable/chunks/2985g-hklwiee.js","/_next/static/immutable/chunks/0qkc3dps_9x_i.js","/_next/static/immutable/chunks/2nvof3-29tvc3.js","/_next/static/immutable/chunks/3thksmxn95rly.js","/_next/static/immutable/chunks/2ocpj6i2oorb_.js","/_next/static/immutable/chunks/3tjobt77z_9dj.js","/_next/static/immutable/chunks/0agonoz1szsjm.js","/_next/static/immutable/chunks/1r51enyhosz-u.js","/_next/static/immutable/chunks/0krdn-21gkgjt.js","/_next/static/immutable/chunks/3qfn9_v7pj_rb.js","/_next/static/immutable/chunks/0w75qangey2ys.js","/_next/static/immutable/chunks/13f5hjswluuex.js","/_next/static/immutable/chunks/0a8eymjz3e95j.js"],"FilesView"] 52:T194a,"use client"; import { useEffect, useRef, useState, type ReactNode } from "react"; import { AnimatePresence, motion, useReducedMotion } from "motion/react"; const CELL = { type: "spring", stiffness: 520, damping: 34, mass: 0.45 } as const; const ROLL = { type: "spring", stiffness: 460, damping: 32, mass: 0.55 } as const; const POP = { type: "spring", stiffness: 640, damping: 22, mass: 0.7 } as const; const LIFT = { type: "spring", stiffness: 380, damping: 26, mass: 0.7 } as const; const SETTLE = { type: "spring", stiffness: 260, damping: 34, mass: 0.8 } as const; const CLEAR = { duration: 0.16, ease: [0.23, 1, 0.32, 1] } as const; const DROP = { duration: 0.14, ease: [0.23, 1, 0.32, 1] } as const; const STILL = { duration: 0 } as const; const GLYPH: Record<"up" | "down", ReactNode> = { up: , down: , }; export type FlashDirection = "up" | "down"; export type UseValueFlashOptions = { hold?: number; compare?: (next: T, previous: T) => number; }; export type ValueFlashState = { direction: FlashDirection | null; from: T; changeId: number; flashing: boolean; }; export function useValueFlash( value: T, { hold = 900, compare }: UseValueFlashOptions = {}, ): ValueFlashState { const [state, setState] = useState>({ direction: null, from: value, changeId: 0, flashing: false, }); const previous = useRef(value); const timer = useRef | null>(null); const rank = useRef(compare); useEffect(() => { rank.current = compare; }); useEffect(() => { const prior = previous.current; if (Object.is(prior, value)) return; previous.current = value; const measure = rank.current; const delta = measure ? measure(value, prior) : typeof value === "number" && typeof prior === "number" ? value - prior : 0; if (delta === 0) return; setState((prev) => ({ direction: delta > 0 ? "up" : "down", from: prior, changeId: prev.changeId + 1, flashing: true, })); if (timer.current) clearTimeout(timer.current); timer.current = setTimeout(() => { timer.current = null; setState((prev) => (prev.flashing ? { ...prev, flashing: false } : prev)); }, hold); }, [value, hold]); useEffect( () => () => { if (timer.current) clearTimeout(timer.current); }, [], ); return state; } export type ValueFlashProps = { value: number; format?: (value: number) => string; label?: string; hold?: number; announceAfter?: number; className?: string; }; export function ValueFlash({ value, format, label, hold = 900, announceAfter = 700, className = "", }: ValueFlashProps) { const { direction, flashing, changeId } = useValueFlash(value, { hold }); const reduced = useReducedMotion(); const text = format ? format(value) : String(value); const [settled, setSettled] = useState(text); useEffect(() => { const id = setTimeout(() => setSettled(text), announceAfter); return () => clearTimeout(id); }, [text, announceAfter]); const tone = flashing ? direction === "up" ? "text-emerald-600 dark:text-emerald-400" : "text-red-600 dark:text-red-400" : "text-stone-700 dark:text-stone-200"; const tint = direction === "up" ? "bg-emerald-500/[0.12] dark:bg-emerald-400/[0.14]" : "bg-red-500/[0.12] dark:bg-red-400/[0.14]"; return ( {direction ? ( ) : null} {text} {flashing && direction ? ( {GLYPH[direction]} ) : null} {label ? `${label}: ${settled}` : settled} ); } 4b:["$","div",null,{"className":"flex flex-col gap-12","children":[["$","div",null,{"className":"pt-10 flex flex-col gap-4","children":[["$","ul",null,{"className":"flex gap-2 flex-wrap","children":[["$","li","motion",{"children":["$","a",null,{"href":"https://www.npmjs.com/package/motion","target":"_blank","rel":"noopener noreferrer","className":"rounded-md border p-2 text-sm flex items-center gap-1 ","children":[["$","svg",null,{"viewBox":"0 0 24 24","className":"size-3","children":["$","path",null,{"d":"M1.763 0C.786 0 0 .786 0 1.763v20.474C0 23.214.786 24 1.763 24h20.474c.977 0 1.763-.786 1.763-1.763V1.763C24 .786 23.214 0 22.237 0zM5.13 5.323l13.837.019-.009 13.836h-3.464l.01-10.382h-3.456L12.04 19.17H5.113z","fill":"currentColor"}]}],["$","span",null,{"className":"text-xs font-medium","children":"motion"}]]}]}]]}],["$","$L4f",null,{"registryDependencies":[]}]]}],["$","$L50",null,{"sourceUrl":"https://motion-lexicon.pages.dev/r/value-flash.json","proxyUrl":"https://shadcnregistry.com/r/motion-lexicon/value-flash","itemId":"@motion-lexicon/value-flash"}],["$","section",null,{"className":"flex flex-col gap-4","id":"files","children":[["$","h2",null,{"className":"text-lg md:text-2xl font-bold font-mono","children":"Files"}],["$","$L51",null,{"files":[{"path":"src/registry/components/value-flash.tsx","content":"$52","type":"registry:ui","target":"components/motion-lexicon/value-flash.tsx"}]}]]}],"$L53"]}]

Value Flash

Installation

Files

components

Styles