50:T2c85,"use client"; import React, { useCallback, useEffect, useRef, useState } from "react"; import { Moon, Sun } from "lucide-react"; import { flushSync } from "react-dom"; import { cn } from "@/lib/utils"; export type TransitionVariant = | "circle" | "square" | "triangle" | "diamond" | "hexagon" | "rectangle" | "star"; export interface ThemeToggleProps extends React.ComponentPropsWithoutRef<"button"> { duration?: number; variant?: TransitionVariant; fromCenter?: boolean; candy?: boolean; theme?: "light" | "dark"; onThemeChange?: (theme: "light" | "dark") => void; } function polygonCollapsed(point: string, vertexCount: number): string { const pairs = Array.from({ length: vertexCount }, () => point).join(", "); return `polygon(${pairs})`; } function getThemeTransitionClipPaths( variant: TransitionVariant, cx: number, cy: number, maxRadius: number, viewportWidth: number, viewportHeight: number, ): [string, string] { const toX = (x: number) => `${(x / viewportWidth) * 100}%`; const toY = (y: number) => `${(y / viewportHeight) * 100}%`; const point = (x: number, y: number) => `${toX(x)} ${toY(y)}`; const toRadius = (r: number) => `${(r / (Math.hypot(viewportWidth, viewportHeight) / Math.SQRT2)) * 100}%`; switch (variant) { case "circle": return [ `circle(0% at ${point(cx, cy)})`, `circle(${toRadius(maxRadius)} at ${point(cx, cy)})`, ]; case "square": { const halfW = Math.max(cx, viewportWidth - cx); const halfH = Math.max(cy, viewportHeight - cy); const halfSide = Math.max(halfW, halfH) * 1.05; const end = [ point(cx - halfSide, cy - halfSide), point(cx + halfSide, cy - halfSide), point(cx + halfSide, cy + halfSide), point(cx - halfSide, cy + halfSide), ].join(", "); return [polygonCollapsed(point(cx, cy), 4), `polygon(${end})`]; } case "rectangle": { const w = Math.max(cx, viewportWidth - cx) * 1.05; const h = Math.max(cy, viewportHeight - cy) * 1.05; const end = [ point(cx - w, cy - h), point(cx + w, cy - h), point(cx + w, cy + h), point(cx - w, cy + h), ].join(", "); return [polygonCollapsed(point(cx, cy), 4), `polygon(${end})`]; } case "triangle": { const R = maxRadius * 1.5; const start = [ point(cx, cy), point(cx, cy), point(cx, cy), ].join(", "); const end = [ point(cx, cy - R), point(cx + R * Math.cos(Math.PI / 6), cy + R * Math.sin(Math.PI / 6)), point(cx - R * Math.cos(Math.PI / 6), cy + R * Math.sin(Math.PI / 6)), ].join(", "); return [`polygon(${start})`, `polygon(${end})`]; } case "diamond": { const R = maxRadius * 1.1; const end = [ point(cx, cy - R), point(cx + R, cy), point(cx, cy + R), point(cx - R, cy), ].join(", "); return [polygonCollapsed(point(cx, cy), 4), `polygon(${end})`]; } case "hexagon": { const R = maxRadius * 1.1; const verts: string[] = []; for (let i = 0; i < 6; i++) { const a = (i * Math.PI) / 3 - Math.PI / 6; verts.push(point(cx + R * Math.cos(a), cy + R * Math.sin(a))); } return [polygonCollapsed(point(cx, cy), 6), `polygon(${verts.join(", ")})`]; } case "star": { const R = maxRadius * 1.25; const innerRatio = 0.42; const starPolygon = (radius: number) => { const verts: string[] = []; for (let i = 0; i < 5; i++) { const outerA = (i * 2 * Math.PI) / 5 - Math.PI / 2; const innerA = outerA + Math.PI / 5; verts.push( point(cx + radius * Math.cos(outerA), cy + radius * Math.sin(outerA)), ); verts.push( point( cx + radius * innerRatio * Math.cos(innerA), cy + radius * innerRatio * Math.sin(innerA), ), ); } return `polygon(${verts.join(", ")})`; }; const startR = Math.max(2, R * 0.025); return [starPolygon(startR), starPolygon(R)]; } default: return [ `circle(0% at ${point(cx, cy)})`, `circle(${toRadius(maxRadius)} at ${point(cx, cy)})`, ]; } } export const ThemeToggle = ({ className, duration = 450, variant, fromCenter = false, candy = false, theme, onThemeChange, ...props }: ThemeToggleProps) => { const shape = variant ?? "circle"; const isControlled = theme !== undefined; const [internalIsDark, setInternalIsDark] = useState(true); const isDark = isControlled ? theme === "dark" : internalIsDark; const buttonRef = useRef(null); const isTransitioningRef = useRef(false); const activeAnimRef = useRef(null); const cancelAnim = useCallback(() => { activeAnimRef.current?.cancel(); activeAnimRef.current = null; }, []); useEffect(() => { return () => { cancelAnim(); const root = document.documentElement; if (root.dataset.magicuiThemeVt !== "active") return; delete root.dataset.magicuiThemeVt; root.style.removeProperty("--magicui-theme-toggle-vt-duration"); root.style.removeProperty("--magicui-theme-vt-clip-from"); }; }, [cancelAnim]); useEffect(() => { if (isControlled) return; const updateTheme = () => { setInternalIsDark(document.documentElement.classList.contains("dark")); }; updateTheme(); const observer = new MutationObserver(updateTheme); observer.observe(document.documentElement, { attributes: true, attributeFilter: ["class"], }); const handleStorage = (e: StorageEvent) => { if (e.key === "theme") { updateTheme(); } }; window.addEventListener("storage", handleStorage); return () => { observer.disconnect(); window.removeEventListener("storage", handleStorage); }; }, [isControlled]); const toggleTheme = useCallback(() => { const button = buttonRef.current; if ( !button || isTransitioningRef.current || document.documentElement.dataset.magicuiThemeVt === "active" ) return; const viewportWidth = window.innerWidth; const viewportHeight = window.innerHeight; let cx: number; let cy: number; if (fromCenter) { cx = viewportWidth / 2; cy = viewportHeight / 2; } else { const rect = button.getBoundingClientRect(); cx = rect.left + rect.width / 2; cy = rect.top + rect.height / 2; } const maxRadius = Math.hypot( Math.max(cx, viewportWidth - cx), Math.max(cy, viewportHeight - cy), ); const clipPath = getThemeTransitionClipPaths( shape, cx, cy, maxRadius, viewportWidth, viewportHeight, ); const applyTheme = () => { const isCurrentlyDark = document.documentElement.classList.contains("dark"); const nextIsDark = !isCurrentlyDark; if (nextIsDark) { document.documentElement.classList.add("dark"); } else { document.documentElement.classList.remove("dark"); } if (isControlled) { onThemeChange?.(nextIsDark ? "dark" : "light"); } try { localStorage.setItem("theme", nextIsDark ? "dark" : "light"); } catch {} window.dispatchEvent( new StorageEvent("storage", { key: "theme", newValue: nextIsDark ? "dark" : "light", }), ); }; if ( typeof document === "undefined" || !("startViewTransition" in document) || window.matchMedia("(prefers-reduced-motion: reduce)").matches ) { applyTheme(); return; } cancelAnim(); const root = document.documentElement; root.dataset.magicuiThemeVt = "active"; root.style.setProperty( "--magicui-theme-toggle-vt-duration", `${duration}ms`, ); root.style.setProperty("--magicui-theme-vt-clip-from", clipPath[0]); const cleanup = () => { isTransitioningRef.current = false; delete root.dataset.magicuiThemeVt; root.style.removeProperty("--magicui-theme-toggle-vt-duration"); root.style.removeProperty("--magicui-theme-vt-clip-from"); cancelAnim(); }; isTransitioningRef.current = true; const transition = document.startViewTransition(() => { flushSync(applyTheme); }); if (typeof transition?.finished?.finally === "function") { transition.finished.finally(cleanup).catch(() => {}); } else { cleanup(); } const ready = transition?.ready; if (ready && typeof ready.then === "function") { ready .then(() => { const anim = document.documentElement.animate( { clipPath, }, { duration, easing: shape === "star" ? "linear" : "ease-in-out", fill: "forwards", pseudoElement: "::view-transition-new(root)", }, ); activeAnimRef.current = anim; }) .catch(() => {}); } }, [shape, fromCenter, duration, isControlled, onThemeChange, cancelAnim]); const candyClasses = candy ? "relative inline-flex items-center justify-center font-medium leading-none tracking-[0.01em] select-none overflow-hidden cursor-pointer transition-all duration-200 ease-out active:scale-[0.98] active:brightness-95 hover:brightness-110 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-white/40 bg-[radial-gradient(120%_80%_at_50%_70%,#3f3f46_0%,#18181b_100%)] text-zinc-100 border border-white/10 shadow-[0px_4px_20px_-6px_rgba(0,0,0,0.4),inset_0px_1px_3px_0px_rgba(255,255,255,0.25),inset_0px_-2px_4px_0px_rgba(0,0,0,0.2)] hover:shadow-[0px_6px_24px_-4px_rgba(0,0,0,0.5),inset_0px_1px_3px_0px_rgba(255,255,255,0.35),inset_0px_-2px_4px_0px_rgba(0,0,0,0.2)] after:absolute after:top-0 after:left-[15%] after:right-[15%] after:h-px after:bg-[linear-gradient(90deg,transparent,rgba(255,255,255,0.55),transparent)] after:pointer-events-none" : ""; return ( ); }; export const AnimatedThemeToggler = ThemeToggle; export default ThemeToggle; 4:["$","div",null,{"className":"h-screen w-screen bg-background text-foreground transition-colors duration-200 overflow-hidden","children":["$","$Le",null,{"component":{"slug":"dither","name":"Dither","description":"Hardware-accelerated procedural WebGL dithered grainient with fluid warping, noise, and animated grain.","summary":"A high-performance WebGL 2.0 procedural dithered gradient shader built on OGL. Generates fluid, organic distortion waves using multi-frequency warping and animated filmic grain with full color customization, rotation, and lighting modes.","category":"feedback","tags":["dither","grain","shader","webgl","ogl","gradient","warp","noise","motion"],"dependencies":["ogl"],"version":"1.0.0","createdDate":"2026-09-22","updatedDate":"2026-09-22","interactive":true,"supportsColor":true,"highlights":["Lightweight OGL WebGL 2.0 renderer with full GPU pipeline lifecycle management","Procedural fbm noise and trigonometric fluid warp distortion","Sub-pixel animated grain and dither simulation with zero texture overhead","Dynamic color blending between three customizable chromatic palette points","Light and dark adaptive mode with real-time uniform synchronization"],"anatomy":["

(Responsive Canvas Container: manages ResizeObserver and IntersectionObserver lifecycle)","