1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
|
"use client";
import { cn } from "@repo/ui/lib/utils";
import { motion } from "framer-motion";
import { useEffect, useId, useRef, useState } from "react";
interface GridPatternProps {
width?: number;
height?: number;
x?: number;
y?: number;
strokeDasharray?: any;
numSquares?: number;
className?: string;
maxOpacity?: number;
duration?: number;
repeatDelay?: number;
}
export function GridPattern({
width = 40,
height = 40,
x = -1,
y = -1,
strokeDasharray = 0,
numSquares = 50,
className,
maxOpacity = 0.5,
duration = 4,
repeatDelay = 0.5,
...props
}: GridPatternProps) {
const id = useId();
const containerRef = useRef(null);
const [dimensions, setDimensions] = useState({ width: 0, height: 0 });
const [squares, setSquares] = useState(() => generateSquares(numSquares));
function getPos() {
return [
Math.floor((Math.random() * dimensions.width) / width),
Math.floor((Math.random() * dimensions.height) / height),
];
}
// Adjust the generateSquares function to return objects with an id, x, and y
function generateSquares(count: number) {
return Array.from({ length: count }, (_, i) => ({
id: i,
pos: getPos(),
}));
}
// Function to update a single square's position
const updateSquarePosition = (id: number) => {
setSquares((currentSquares) =>
currentSquares.map((sq) =>
sq.id === id
? {
...sq,
pos: getPos(),
}
: sq,
),
);
};
// Update squares to animate in
useEffect(() => {
if (dimensions.width && dimensions.height) {
setSquares(generateSquares(numSquares));
}
}, [dimensions, numSquares]);
// Resize observer to update container dimensions
useEffect(() => {
const resizeObserver = new ResizeObserver((entries) => {
for (let entry of entries) {
setDimensions({
width: entry.contentRect.width,
height: entry.contentRect.height,
});
}
});
if (containerRef.current) {
resizeObserver.observe(containerRef.current);
}
return () => {
if (containerRef.current) {
resizeObserver.unobserve(containerRef.current);
}
};
}, [containerRef]);
return (
<svg
ref={containerRef}
aria-hidden="true"
className={cn(
"pointer-events-none absolute inset-0 h-full w-full fill-gray-400/30 stroke-gray-400/30",
className,
)}
{...props}
>
<defs>
<pattern
id={id}
width={width}
height={height}
patternUnits="userSpaceOnUse"
x={x}
y={y}
>
<path
d={`M.5 ${height}V.5H${width}`}
fill="none"
strokeDasharray={strokeDasharray}
/>
</pattern>
</defs>
<rect width="100%" height="100%" fill={`url(#${id})`} />
<svg x={x} y={y} className="overflow-visible">
{squares.map(({ pos: [x, y], id }, index) => (
<motion.rect
initial={{ opacity: 0 }}
animate={{ opacity: maxOpacity }}
transition={{
duration,
repeat: 1,
delay: index * 0.1,
repeatType: "reverse",
}}
onAnimationComplete={() => updateSquarePosition(id)}
key={`${x}-${y}-${index}`}
width={width - 1}
height={height - 1}
x={x ?? 1 * width + 1}
y={y ?? 1 * height + 1}
fill="currentColor"
strokeWidth="0"
/>
))}
</svg>
</svg>
);
}
export default GridPattern;
|