Cover
A Cover component that wraps any children, providing beams and space effect, hover to reveal speed.
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at warp speed
Installation
Install dependencies
npm i motion clsx tailwind-mergeInstall Sparkles Dependencies
npm i @tsparticles/react @tsparticles/engine @tsparticles/slimAdd util file
lib/utils.ts
import { ClassValue, clsx } from "clsx";
import { twMerge } from "tailwind-merge";
export function cn(...inputs: ClassValue[]) {
return twMerge(clsx(inputs));
}Copy the source code
components/ui/cover.tsx
"use client";
import React, { useEffect, useId, useState } from "react";
import { AnimatePresence, motion } from "framer-motion";
import { useRef } from "react";
import { cn } from "@/lib/utils";
import { SparklesCore } from "@/components/ui/sparkles";
export const Cover = ({
children,
className,
}: {
children?: React.ReactNode;
className?: string;
}) => {
const [hovered, setHovered] = useState(false);
const ref = useRef<HTMLDivElement>(null);
const [containerWidth, setContainerWidth] = useState(0);
const [beamPositions, setBeamPositions] = useState<number[]>([]);
useEffect(() => {
if (ref.current) {
setContainerWidth(ref.current?.clientWidth ?? 0);
const height = ref.current?.clientHeight ?? 0;
const numberOfBeams = Math.floor(height / 10); // Adjust the divisor to control the spacing
const positions = Array.from(
{ length: numberOfBeams },
(_, i) => (i + 1) * (height / (numberOfBeams + 1))
);
setBeamPositions(positions);
}
}, [ref.current]);
return (
<div
onMouseEnter={() => setHovered(true)}
onMouseLeave={() => setHovered(false)}
ref={ref}
className="relative hover:bg-neutral-900 group/cover inline-block dark:bg-neutral-900 bg-neutral-100 px-2 py-2 transition duration-200 rounded-sm"
>
<AnimatePresence>
{hovered && (
<motion.div
initial={{ opacity: 0 }}
animate={{ opacity: 1 }}
exit={{ opacity: 0 }}
transition={{
opacity: {
duration: 0.2,
},
}}
className="h-full w-full overflow-hidden absolute inset-0"
>
<motion.div
animate={{
translateX: ["-50%", "0%"],
}}
transition={{
translateX: {
duration: 10,
ease: "linear",
repeat: Infinity,
},
}}
className="w-[200%] h-full flex"
>
<SparklesCore
background="transparent"
minSize={0.4}
maxSize={1}
particleDensity={500}
className="w-full h-full"
particleColor="#FFFFFF"
/>
<SparklesCore
background="transparent"
minSize={0.4}
maxSize={1}
particleDensity={500}
className="w-full h-full"
particleColor="#FFFFFF"
/>
</motion.div>
</motion.div>
)}
</AnimatePresence>
{beamPositions.map((position, index) => (
<Beam
key={index}
hovered={hovered}
duration={Math.random() * 2 + 1}
delay={Math.random() * 2 + 1}
width={containerWidth}
style={{
top: `${position}px`,
}}
/>
))}
<motion.span
key={String(hovered)}
animate={{
scale: hovered ? 0.8 : 1,
x: hovered ? [0, -30, 30, -30, 30, 0] : 0,
y: hovered ? [0, 30, -30, 30, -30, 0] : 0,
}}
exit={{
filter: "none",
scale: 1,
x: 0,
y: 0,
}}
transition={{
duration: 0.2,
x: {
duration: 0.2,
repeat: Infinity,
repeatType: "loop",
},
y: {
duration: 0.2,
repeat: Infinity,
repeatType: "loop",
},
scale: {
duration: 0.2,
},
filter: {
duration: 0.2,
},
}}
className={cn(
"dark:text-white inline-block text-neutral-900 relative z-20 group-hover/cover:text-white transition duration-200",
className
)}
>
{children}
</motion.span>
<CircleIcon className="absolute -right-[2px] -top-[2px]" />
<CircleIcon className="absolute -bottom-[2px] -right-[2px]" delay={0.4} />
<CircleIcon className="absolute -left-[2px] -top-[2px]" delay={0.8} />
<CircleIcon className="absolute -bottom-[2px] -left-[2px]" delay={1.6} />
</div>
);
};
export const Beam = ({
className,
delay,
duration,
hovered,
width = 600,
...svgProps
}: {
className?: string;
delay?: number;
duration?: number;
hovered?: boolean;
width?: number;
} & React.ComponentProps<typeof motion.svg>) => {
const id = useId();
return (
<motion.svg
width={width ?? "600"}
height="1"
viewBox={`0 0 ${width ?? "600"} 1`}
fill="none"
xmlns="http://www.w3.org/2000/svg"
className={cn("absolute inset-x-0 w-full", className)}
{...svgProps}
>
<motion.path
d={`M0 0.5H${width ?? "600"}`}
stroke={`url(#svgGradient-${id})`}
/>
<defs>
<motion.linearGradient
id={`svgGradient-${id}`}
key={String(hovered)}
gradientUnits="userSpaceOnUse"
initial={{
x1: "0%",
x2: hovered ? "-10%" : "-5%",
y1: 0,
y2: 0,
}}
animate={{
x1: "110%",
x2: hovered ? "100%" : "105%",
y1: 0,
y2: 0,
}}
transition={{
duration: hovered ? 0.5 : duration ?? 2,
ease: "linear",
repeat: Infinity,
delay: hovered ? Math.random() * (1 - 0.2) + 0.2 : 0,
repeatDelay: hovered ? Math.random() * (2 - 1) + 1 : delay ?? 1,
}}
>
<stop stopColor="#2EB9DF" stopOpacity="0" />
<stop stopColor="#3b82f6" />
<stop offset="1" stopColor="#3b82f6" stopOpacity="0" />
</motion.linearGradient>
</defs>
</motion.svg>
);
};
export const CircleIcon = ({
className,
delay,
}: {
className?: string;
delay?: number;
}) => {
return (
<div
className={cn(
`pointer-events-none animate-pulse group-hover/cover:hidden group-hover/cover:opacity-100 group h-2 w-2 rounded-full bg-neutral-600 dark:bg-white opacity-20 group-hover/cover:bg-white`,
className
)}
></div>
);
};components/ui/sparkles.tsx
"use client";
import React, { useId, useMemo } from "react";
import { useEffect, useState } from "react";
import Particles, { initParticlesEngine } from "@tsparticles/react";
import type { Container, SingleOrMultiple } from "@tsparticles/engine";
import { loadSlim } from "@tsparticles/slim";
import { cn } from "@/lib/utils";
import { motion, useAnimation } from "framer-motion";
type ParticlesProps = {
id?: string;
className?: string;
background?: string;
particleSize?: number;
minSize?: number;
maxSize?: number;
speed?: number;
particleColor?: string;
particleDensity?: number;
};
export const SparklesCore = (props: ParticlesProps) => {
const {
id,
className,
background,
minSize,
maxSize,
speed,
particleColor,
particleDensity,
} = props;
const [init, setInit] = useState(false);
useEffect(() => {
initParticlesEngine(async (engine) => {
await loadSlim(engine);
}).then(() => {
setInit(true);
});
}, []);
const controls = useAnimation();
const particlesLoaded = async (container?: Container) => {
if (container) {
controls.start({
opacity: 1,
transition: {
duration: 1,
},
});
}
};
const generatedId = useId();
return (
<motion.div animate={controls} className={cn("opacity-0", className)}>
{init && (
<Particles
id={id || generatedId}
className={cn("h-full w-full")}
particlesLoaded={particlesLoaded}
options={{
background: {
color: {
value: background || "#0d47a1",
},
},
fullScreen: {
enable: false,
zIndex: 1,
},
fpsLimit: 120,
interactivity: {
events: {
onClick: {
enable: true,
mode: "push",
},
onHover: {
enable: false,
mode: "repulse",
},
resize: true as any,
},
modes: {
push: {
quantity: 4,
},
repulse: {
distance: 200,
duration: 0.4,
},
},
},
particles: {
bounce: {
horizontal: {
value: 1,
},
vertical: {
value: 1,
},
},
collisions: {
absorb: {
speed: 2,
},
bounce: {
horizontal: {
value: 1,
},
vertical: {
value: 1,
},
},
enable: false,
maxSpeed: 50,
mode: "bounce",
overlap: {
enable: true,
retries: 0,
},
},
color: {
value: particleColor || "#ffffff",
animation: {
h: {
count: 0,
enable: false,
speed: 1,
decay: 0,
delay: 0,
sync: true,
offset: 0,
},
s: {
count: 0,
enable: false,
speed: 1,
decay: 0,
delay: 0,
sync: true,
offset: 0,
},
l: {
count: 0,
enable: false,
speed: 1,
decay: 0,
delay: 0,
sync: true,
offset: 0,
},
},
},
effect: {
close: true,
fill: true,
options: {},
type: {} as SingleOrMultiple<string> | undefined,
},
groups: {},
move: {
angle: {
offset: 0,
value: 90,
},
attract: {
distance: 200,
enable: false,
rotate: {
x: 3000,
y: 3000,
},
},
center: {
x: 50,
y: 50,
mode: "percent",
radius: 0,
},
decay: 0,
distance: {},
direction: "none",
drift: 0,
enable: true,
gravity: {
acceleration: 9.81,
enable: false,
inverse: false,
maxSpeed: 50,
},
path: {
clamp: true,
delay: {
value: 0,
},
enable: false,
options: {},
},
outModes: {
default: "out",
},
random: false,
size: false,
speed: {
min: 0.1,
max: 1,
},
spin: {
acceleration: 0,
enable: false,
},
straight: false,
trail: {
enable: false,
length: 10,
fill: {},
},
vibrate: false,
warp: false,
},
number: {
density: {
enable: true,
width: 400,
height: 400,
},
limit: {
mode: "delete",
value: 0,
},
value: particleDensity || 120,
},
opacity: {
value: {
min: 0.1,
max: 1,
},
animation: {
count: 0,
enable: true,
speed: speed || 4,
decay: 0,
delay: 0,
sync: false,
mode: "auto",
startValue: "random",
destroy: "none",
},
},
reduceDuplicates: false,
shadow: {
blur: 0,
color: {
value: "#000",
},
enable: false,
offset: {
x: 0,
y: 0,
},
},
shape: {
close: true,
fill: true,
options: {},
type: "circle",
},
size: {
value: {
min: minSize || 1,
max: maxSize || 3,
},
animation: {
count: 0,
enable: false,
speed: 5,
decay: 0,
delay: 0,
sync: false,
mode: "auto",
startValue: "random",
destroy: "none",
},
},
stroke: {
width: 0,
},
zIndex: {
value: 0,
opacityRate: 1,
sizeRate: 1,
velocityRate: 1,
},
destroy: {
bounds: {},
mode: "none",
split: {
count: 1,
factor: {
value: 3,
},
rate: {
value: {
min: 4,
max: 9,
},
},
sizeOffset: true,
},
},
roll: {
darken: {
enable: false,
value: 0,
},
enable: false,
enlighten: {
enable: false,
value: 0,
},
mode: "vertical",
speed: 25,
},
tilt: {
value: 0,
animation: {
enable: false,
speed: 0,
decay: 0,
sync: false,
},
direction: "clockwise",
enable: false,
},
twinkle: {
lines: {
enable: false,
frequency: 0.05,
opacity: 1,
},
particles: {
enable: false,
frequency: 0.05,
opacity: 1,
},
},
wobble: {
distance: 5,
enable: false,
speed: {
angle: 50,
move: 10,
},
},
life: {
count: 0,
delay: {
value: 0,
sync: false,
},
duration: {
value: 0,
sync: false,
},
},
rotate: {
value: 0,
animation: {
enable: false,
speed: 0,
decay: 0,
sync: false,
},
direction: "clockwise",
path: false,
},
orbit: {
animation: {
count: 0,
enable: false,
speed: 1,
decay: 0,
delay: 0,
sync: false,
},
enable: false,
opacity: 1,
rotation: {
value: 45,
},
width: 1,
},
links: {
blink: false,
color: {
value: "#fff",
},
consent: false,
distance: 100,
enable: false,
frequency: 1,
opacity: 1,
shadow: {
blur: 5,
color: {
value: "#000",
},
enable: false,
},
triangles: {
enable: false,
frequency: 1,
},
width: 1,
warp: false,
},
repulse: {
value: 0,
enabled: false,
distance: 1,
duration: 1,
factor: 1,
speed: 1,
},
},
detectRetina: true,
}}
/>
)}
</motion.div>
);
};Props
| Prop | Type | Default | Description |
|---|---|---|---|
| children | React.ReactNode | undefined | The content to be wrapped by the Cover component |
| className | string | undefined | Additional CSS classes to apply to the content wrapper |
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