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import { type CSSProperties, type Ref, forwardRef } from 'react'
export const Fader = forwardRef(function Fader(
{
stop,
blur,
side,
style,
height,
}: {
stop?: string
blur?: string
height?: number
side: 'top' | 'bottom' | 'left' | 'right'
className?: string
style?: CSSProperties
},
ref: Ref<HTMLDivElement>
) {
return (
<div
ref={ref}
aria-hidden
data-nextjs-scroll-fader
className="nextjs-scroll-fader"
data-side={side}
style={
{
'--stop': stop,
'--blur': blur,
'--height': `${height}px`,
...style,
} as React.CSSProperties
}
/>
)
})
export const FADER_STYLES = `
.nextjs-scroll-fader {
--blur: 1px;
--stop: 25%;
--height: 150px;
--color-bg: var(--color-background-100);
position: absolute;
pointer-events: none;
user-select: none;
width: 100%;
height: var(--height);
left: 0;
backdrop-filter: blur(var(--blur));
&[data-side="top"] {
top: 0;
background: linear-gradient(to top, transparent, var(--color-bg));
mask-image: linear-gradient(to bottom, var(--color-bg) var(--stop), transparent);
}
}
`
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