Direction Aware Hover
A direction aware hover effect using Framer Motion, Tailwindcss and good old javascript.
In the mountains
$1299 / night
Installation
Install dependencies
npm i motion clsx tailwind-merge
Add util file
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/direction-aware-hover.tsx
"use client";
import { useRef, useState } from "react";
import { AnimatePresence, motion } from "motion/react";
import { cn } from "@/lib/utils";
export const DirectionAwareHover = ({
imageUrl,
children,
childrenClassName,
imageClassName,
className,
}: {
imageUrl: string;
children: React.ReactNode | string;
childrenClassName?: string;
imageClassName?: string;
className?: string;
}) => {
const ref = useRef<HTMLDivElement>(null);
const [direction, setDirection] = useState<
"top" | "bottom" | "left" | "right" | string
>("left");
const handleMouseEnter = (
event: React.MouseEvent<HTMLDivElement, MouseEvent>
) => {
if (!ref.current) return;
const direction = getDirection(event, ref.current);
console.log("direction", direction);
switch (direction) {
case 0:
setDirection("top");
break;
case 1:
setDirection("right");
break;
case 2:
setDirection("bottom");
break;
case 3:
setDirection("left");
break;
default:
setDirection("left");
break;
}
};
const getDirection = (
ev: React.MouseEvent<HTMLDivElement, MouseEvent>,
obj: HTMLElement
) => {
const { width: w, height: h, left, top } = obj.getBoundingClientRect();
const x = ev.clientX - left - (w / 2) * (w > h ? h / w : 1);
const y = ev.clientY - top - (h / 2) * (h > w ? w / h : 1);
const d = Math.round(Math.atan2(y, x) / 1.57079633 + 5) % 4;
return d;
};
return (
<motion.div
onMouseEnter={handleMouseEnter}
ref={ref}
className={cn(
"md:h-96 w-60 h-60 md:w-96 bg-transparent rounded-lg overflow-hidden group/card relative",
className
)}
>
<AnimatePresence mode="wait">
<motion.div
className="relative h-full w-full"
initial="initial"
whileHover={direction}
exit="exit"
>
<motion.div className="group-hover/card:block hidden absolute inset-0 w-full h-full bg-black/40 z-10 transition duration-500" />
<motion.div
variants={variants}
className="h-full w-full relative bg-gray-50 dark:bg-black"
transition={{
duration: 0.2,
ease: "easeOut",
}}
>
<img
alt="image"
className={cn(
"h-full w-full object-cover scale-[1.15]",
imageClassName
)}
width="1000"
height="1000"
src={imageUrl}
/>
</motion.div>
<motion.div
variants={textVariants}
transition={{
duration: 0.5,
ease: "easeOut",
}}
className={cn(
"text-white absolute bottom-4 left-4 z-40",
childrenClassName
)}
>
{children}
</motion.div>
</motion.div>
</AnimatePresence>
</motion.div>
);
};
const variants = {
initial: {
x: 0,
},
exit: {
x: 0,
y: 0,
},
top: {
y: 20,
},
bottom: {
y: -20,
},
left: {
x: 20,
},
right: {
x: -20,
},
};
const textVariants = {
initial: {
y: 0,
x: 0,
opacity: 0,
},
exit: {
y: 0,
x: 0,
opacity: 0,
},
top: {
y: -20,
opacity: 1,
},
bottom: {
y: 2,
opacity: 1,
},
left: {
x: -2,
opacity: 1,
},
right: {
x: 20,
opacity: 1,
},
};
Props
Prop | Type | Description |
---|---|---|
imageUrl | string | The URL of the image to be displayed. |
children | React.ReactNode or string | The content to be displayed over the image. |
childrenClassName | string (optional) | The CSS class to be applied to the children. |
imageClassName | string (optional) | The CSS class to be applied to the image. |
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