matrix-demo

1"use client"
2 
3import { useEffect, useState } from "react"
4 
5import {
6  Matrix,
7  pulse,
8  snake,
9  wave,
10  type Frame,
11} from "@/components/ui/matrix"
12 
13const Example = () => {
14  const [mode, setMode] = useState<
15    "individual" | "focus" | "expand" | "unified" | "collapse" | "burst"
16  >("individual")
17  const [unifiedFrame, setUnifiedFrame] = useState(0)
18  const [expandProgress, setExpandProgress] = useState(0)
19  const [collapseProgress, setCollapseProgress] = useState(0)
20 
21  useEffect(() => {
22    let timeout: NodeJS.Timeout
23 
24    if (mode === "individual") {
25      timeout = setTimeout(() => setMode("focus"), 4000)
26    } else if (mode === "focus") {
27      timeout = setTimeout(() => setMode("expand"), 2000)
28    } else if (mode === "expand") {
29      timeout = setTimeout(() => setMode("unified"), 2500)
30    } else if (mode === "unified") {
31      timeout = setTimeout(() => setMode("collapse"), 4000)
32    } else if (mode === "collapse") {
33      timeout = setTimeout(() => setMode("burst"), 2500)
34    } else if (mode === "burst") {
35      timeout = setTimeout(() => setMode("individual"), 800)
36    }
37 
38    return () => clearTimeout(timeout)
39  }, [mode])
40 
41  useEffect(() => {
42    if (mode !== "unified") return
43 
44    let frame = 0
45    const animate = setInterval(() => {
46      frame += 1
47      setUnifiedFrame(frame)
48    }, 50)
49 
50    return () => clearInterval(animate)
51  }, [mode])
52 
53  useEffect(() => {
54    if (mode !== "expand") {
55      setExpandProgress(0)
56      return
57    }
58 
59    let start = 0
60    const duration = 2500
61    let animationFrame: number
62 
63    const animate = (timestamp: number) => {
64      if (start === 0) start = timestamp
65      const elapsed = timestamp - start
66      const progress = Math.min(elapsed / duration, 1)
67 
68      setExpandProgress(progress)
69 
70      if (progress < 1) {
71        animationFrame = requestAnimationFrame(animate)
72      }
73    }
74 
75    animationFrame = requestAnimationFrame(animate)
76    return () => cancelAnimationFrame(animationFrame)
77  }, [mode])
78 
79  useEffect(() => {
80    if (mode !== "collapse") {
81      setCollapseProgress(0)
82      return
83    }
84 
85    let start = 0
86    const duration = 2500
87    let animationFrame: number
88 
89    const animate = (timestamp: number) => {
90      if (start === 0) start = timestamp
91      const elapsed = timestamp - start
92      const progress = Math.min(elapsed / duration, 1)
93 
94      setCollapseProgress(progress)
95 
96      if (progress < 1) {
97        animationFrame = requestAnimationFrame(animate)
98      }
99    }
100 
101// … truncated