<ReactRectangleSelection
onMouseDown={handleMouseDown}
onMouseUp={handleMouseUp}
onSelect={handleSelect}
style={{
backgroundColor: 'rgba(var(--tg-electric-rgb), 0.2)',
borderColor: 'rgba(var(--tg-electric-rgb), 0.6',
}}>
some content here
</ReactRectangleSelection>
Created
June 11, 2024 13:16
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ReactRectangleSelection from the https://github.com/remigallego/react-rectangle-selection discontinued code, converted to TypeScript
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import React, { | |
CSSProperties, | |
MouseEvent, | |
useCallback, | |
useEffect, | |
useMemo, | |
useRef, | |
useState, | |
} from 'react' | |
import { cn } from '@repo/lib' | |
type Props = { | |
disabled?: boolean | |
onMouseDown?: () => void | |
onMouseUp?: () => void | |
onSelect: ( | |
evt: MouseEvent<HTMLDivElement>, | |
coordinates: { origin: number[]; target: number[] }, | |
) => void | |
style?: CSSProperties | |
children?: React.ReactNode | |
} | |
export function ReactRectangleSelection({ | |
disabled, | |
onMouseDown, | |
onMouseUp, | |
onSelect, | |
style, | |
children, | |
}: Props) { | |
const [selectionBox, setSelectionBox] = useState(false) | |
const [selectionBoxOrigin, setSelectionBoxOrigin] = useState<[number, number]>([0, 0]) | |
const [selectionBoxTarget, setSelectionBoxTarget] = useState<[number, number]>([0, 0]) | |
const [animation, setAnimation] = useState('') | |
const animationInProgress = useRef<number | null>(null) | |
const hold = useRef(false) | |
const containerRef = useRef<HTMLDivElement | null>(null) | |
useEffect(() => { | |
return () => { | |
if (animationInProgress.current) { | |
clearTimeout(animationInProgress.current) | |
} | |
} | |
}, []) | |
const closeSelectionBox = useCallback(() => { | |
if (onMouseUp) onMouseUp() | |
hold.current = false | |
setAnimation('react-rectangle-selection--fadeout') | |
animationInProgress.current = window.setTimeout(() => { | |
setAnimation('') | |
setSelectionBox(false) | |
animationInProgress.current = null | |
}, 300) | |
}, [onMouseUp]) | |
const handleMouseDown = useCallback( | |
(e: MouseEvent<HTMLDivElement>) => { | |
if (disabled) return | |
let doubleClick = false | |
if (animationInProgress.current) { | |
clearTimeout(animationInProgress.current) | |
animationInProgress.current = null | |
} | |
setSelectionBox(false) | |
setAnimation('') | |
if ( | |
animation.length > 0 && | |
e.target instanceof HTMLElement && | |
e.target.id === 'react-rectangle-selection' | |
) { | |
setSelectionBox(false) | |
setAnimation('') | |
doubleClick = true | |
} | |
hold.current = true | |
const rect = containerRef.current?.getBoundingClientRect() | |
const offsetX = rect ? e.clientX - rect.left : e.clientX | |
const offsetY = rect ? e.clientY - rect.top : e.clientY | |
setSelectionBoxOrigin([offsetX, offsetY]) | |
setSelectionBoxTarget([offsetX, offsetY]) | |
}, | |
[animation, disabled], | |
) | |
const baseStyle: CSSProperties = useMemo( | |
() => ({ | |
zIndex: 10, | |
left: Math.min(selectionBoxOrigin[0], selectionBoxTarget[0]), | |
top: Math.min(selectionBoxOrigin[1], selectionBoxTarget[1]), | |
height: Math.abs(selectionBoxTarget[1] - selectionBoxOrigin[1]), | |
width: Math.abs(selectionBoxTarget[0] - selectionBoxOrigin[0]), | |
userSelect: 'none', | |
transformOrigin: 'top left', | |
}), | |
[selectionBoxOrigin, selectionBoxTarget], | |
) | |
return ( | |
<div | |
ref={containerRef} | |
className="relative h-full w-full" | |
onMouseLeave={closeSelectionBox} | |
onMouseDown={handleMouseDown} | |
onMouseUp={closeSelectionBox} | |
onMouseMove={(evt) => { | |
if (hold.current && !selectionBox) { | |
if (onMouseDown) onMouseDown() | |
setSelectionBox(true) | |
} | |
if (selectionBox && !animationInProgress.current) { | |
const rect = containerRef.current?.getBoundingClientRect() | |
const offsetX = rect ? evt.clientX - rect.left : evt.clientX | |
const offsetY = rect ? evt.clientY - rect.top : evt.clientY | |
setSelectionBoxTarget([offsetX, offsetY]) | |
onSelect(evt, { | |
origin: selectionBoxOrigin, | |
target: selectionBoxTarget, | |
}) | |
} | |
}}> | |
{selectionBox && ( | |
<div | |
className={cn('absolute border border-dashed border-white bg-transparent', animation)} | |
id="react-rectangle-selection" | |
style={{ ...baseStyle, ...style }} | |
/> | |
)} | |
{children} | |
</div> | |
) | |
} |
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@tailwind base; | |
@tailwind components; | |
@tailwind utilities; | |
@layer base { | |
:root { | |
--tg-electric-rgb: 28, 255, 195; | |
} | |
} | |
@keyframes fadeIn { | |
from { | |
opacity: 0; | |
} | |
to { | |
opacity: 1; | |
} | |
} | |
@keyframes fadeOut { | |
from { | |
opacity: 1; | |
} | |
to { | |
opacity: 0; | |
} | |
} | |
/* Selection Rectangle */ | |
.react-rectangle-selection { | |
@apply animate-fadeIn; | |
} | |
.react-rectangle-selection--fadeout { | |
@apply animate-fadeOut; | |
} | |
@layer utilities { | |
.animate-fadeIn { | |
animation: fadeIn 0.2s; | |
} | |
.animate-fadeOut { | |
animation: fadeOut 0.3s forwards; | |
} | |
} |
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