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31:Tcda,"use client"; import { useEffect, useRef, type ComponentProps } from "react"; import { useReducedMotion } from "motion/react"; import { cn } from "@/lib/utils"; export type FlickeringGridProps = Omit, "children"> & { cellSize?: number; gap?: number; flickerChance?: number; maxOpacity?: number; color?: string; }; export function FlickeringGrid({ cellSize = 3, gap = 10, flickerChance = 0.18, maxOpacity = 0.34, color, className, ...props }: FlickeringGridProps) { const rootRef = useRef(null); const canvasRef = useRef(null); const reduceMotion = useReducedMotion(); useEffect(() => { const root = rootRef.current; const canvas = canvasRef.current; const context = canvas?.getContext("2d"); if (!root || !canvas || !context) return; let frame = 0; let cols = 0; let rows = 0; let values = new Float32Array(0); let width = 0; let height = 0; const dpr = Math.min(window.devicePixelRatio || 1, 2); const paint = () => { const tokenColor = color ?? getComputedStyle(root).color; context.clearRect(0, 0, width * dpr, height * dpr); context.fillStyle = tokenColor; for (let col = 0; col < cols; col += 1) { for (let row = 0; row < rows; row += 1) { context.globalAlpha = values[col * rows + row] ?? 0; context.fillRect(col * (cellSize + gap) * dpr, row * (cellSize + gap) * dpr, cellSize * dpr, cellSize * dpr); } } context.globalAlpha = 1; }; const resize = () => { const rect = root.getBoundingClientRect(); width = Math.max(1, Math.round(rect.width)); height = Math.max(1, Math.round(rect.height)); canvas.width = Math.round(width * dpr); canvas.height = Math.round(height * dpr); cols = Math.ceil(width / (cellSize + gap)); rows = Math.ceil(height / (cellSize + gap)); values = new Float32Array(cols * rows); for (let i = 0; i < values.length; i += 1) values[i] = Math.random() * maxOpacity; paint(); }; const tick = () => { for (let i = 0; i < values.length; i += 1) { if (Math.random() < flickerChance / 30) values[i] = Math.random() * maxOpacity; } paint(); frame = window.setTimeout(() => { frame = requestAnimationFrame(tick); }, 33); }; resize(); const resizeObserver = new ResizeObserver(resize); resizeObserver.observe(root); const intersectionObserver = new IntersectionObserver(([entry]) => { const visible = Boolean(entry?.isIntersecting); window.clearTimeout(frame); cancelAnimationFrame(frame); if (visible && !reduceMotion) frame = requestAnimationFrame(tick); }); intersectionObserver.observe(root); return () => { window.clearTimeout(frame); cancelAnimationFrame(frame); resizeObserver.disconnect(); intersectionObserver.disconnect(); }; }, [cellSize, color, flickerChance, gap, maxOpacity, reduceMotion]); return ( ); } 32:T46a,import { DemoPage, DemoSection } from "../../_shared/variant-frame"; import { FlickeringGrid } from "./flickering-grid"; export function FlickeringGridDemo() { return (

New collection

Made to keep

); } 33:T458,import type { BlockMeta } from "../../../lib/block-meta"; export const flickeringGridMeta: BlockMeta = { slug: "flickering-grid", title: "Flickering grid", description: "A token-colored canvas grid that gently flickers while visible and settles to a still field when motion is reduced.", group: "effects", kobraDeps: [], files: ["blocks/effects/flickering-grid/flickering-grid.tsx", "blocks/effects/flickering-grid/demo.tsx"], props: [ { name: "cellSize / gap", type: "number", default: "3 / 10", description: "Square size and spacing in CSS pixels." }, { name: "flickerChance", type: "number", default: "0.18", description: "Chance per update that a cell changes opacity." }, { name: "maxOpacity", type: "number", default: "0.34", description: "Upper opacity bound for each cell." }, { name: "color", type: "string", description: "Optional CSS color; defaults to the computed foreground token." }, ], tags: ["canvas", "background", "motion"], status: "ready", origin: { name: "Magic UI", url: "https://magicui.design/docs/components/flickering-grid", license: "MIT" }, }; 24:["$","article",null,{"className":"grid gap-6","children":[["$","header",null,{"className":"grid gap-3","children":[["$","nav",null,{"aria-label":"breadcrumb","data-slot":"breadcrumb","className":"","children":["$","ol",null,{"data-slot":"breadcrumb-list","className":"flex flex-wrap items-center gap-1.5 text-sm wrap-break-word text-muted-foreground","children":[["$","li",null,{"data-slot":"breadcrumb-item","className":"inline-flex items-center gap-1","children":["$","$L2d",null,{"href":"/","data-slot":"breadcrumb-link","className":"transition-colors hover:text-foreground","children":"Kobra Commerce"}]}],["$","li",null,{"data-slot":"breadcrumb-separator","role":"presentation","aria-hidden":"true","className":"[&>svg]:size-3.5","children":["$","svg",null,{"ref":"$undefined","xmlns":"http://www.w3.org/2000/svg","width":24,"height":24,"viewBox":"0 0 24 24","fill":"none","stroke":"currentColor","strokeWidth":2,"strokeLinecap":"round","strokeLinejoin":"round","className":"tabler-icon tabler-icon-chevron-right rtl:-scale-x-100","children":["$undefined",["$","path","svg-0",{"d":"M9 6l6 6l-6 6"}],"$undefined"]}]}],["$","li",null,{"data-slot":"breadcrumb-item","className":"inline-flex items-center gap-1","children":["$","$L2d",null,{"href":"/#effects","data-slot":"breadcrumb-link","className":"transition-colors hover:text-foreground","children":"Effects"}]}],["$","li",null,{"data-slot":"breadcrumb-separator","role":"presentation","aria-hidden":"true","className":"[&>svg]:size-3.5","children":["$","svg",null,{"ref":"$undefined","xmlns":"http://www.w3.org/2000/svg","width":24,"height":24,"viewBox":"0 0 24 24","fill":"none","stroke":"currentColor","strokeWidth":2,"strokeLinecap":"round","strokeLinejoin":"round","className":"tabler-icon tabler-icon-chevron-right rtl:-scale-x-100","children":["$undefined",["$","path","svg-0",{"d":"M9 6l6 6l-6 6"}],"$undefined"]}]}],["$","li",null,{"data-slot":"breadcrumb-item","className":"inline-flex items-center gap-1","children":["$","span",null,{"data-slot":"breadcrumb-page","role":"link","aria-disabled":"true","aria-current":"page","className":"font-normal text-foreground","children":"Flickering grid"}]}]]}]}],["$","div",null,{"className":"flex flex-wrap items-center gap-3","children":[["$","h1",null,{"className":"text-2xl font-bold","children":"Flickering grid"}],["$","span",null,{"data-slot":"badge","data-variant":"green","className":"group/badge t-label relative isolate inline-flex w-fit shrink-0 items-center justify-center gap-1 rounded-full border border-transparent py-0.5 font-medium [--surface-calm:0.5] whitespace-nowrap transition-ring before:pointer-events-none before:absolute before:inset-0 before:-z-10 before:rounded-[inherit] before:border before:border-transparent before:transition-[scale,background-color,border-color] before:duration-150 before:ease-out focus-visible:border-ring focus-visible:ring-[3px] focus-visible:ring-ring/50 motion-reduce:before:transition-none has-data-[icon=inline-end]:pe-1.5 has-data-[icon=inline-start]:ps-1.5 aria-invalid:border-destructive aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40 [a,button]:active:before:scale-[0.97] motion-reduce:[a,button]:active:before:scale-100 [&>svg]:pointer-events-none [&>svg]:size-3! t-surface t-surface-success text-[var(--badge-green-fg)] h-5 px-1.5 text-xs","children":"Ready"}]]}],["$","p",null,{"className":"max-w-[65ch] text-sm text-muted-foreground","children":"A token-colored canvas grid that gently flickers while visible and settles to a still field when motion is reduced."}]]}],["$","$L2e",null,{"preview":["$","$L2f",null,{"slug":"flickering-grid","group":"effects","minHeight":480,"fixedHeight":"$undefined"}],"code":["$","$L30",null,{"files":[{"path":"blocks/effects/flickering-grid/flickering-grid.tsx","code":"$31"},{"path":"blocks/effects/flickering-grid/demo.tsx","code":"$32"},{"path":"blocks/effects/flickering-grid/meta.ts","code":"$33"}]}],"props":"$L34"}],"$L35"]}]