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* Refactor: draggable touch delay * Restore cli-path
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Original file line number | Diff line number | Diff line change |
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@@ -1,105 +1,115 @@ | ||
export function makeDraggable( | ||
element: HTMLElement | null, | ||
element: HTMLElement, | ||
onDrag: (dx: number, dy: number, x: number, y: number) => void, | ||
onStart?: (x: number, y: number) => void, | ||
onEnd?: (x: number, y: number) => void, | ||
threshold = 3, | ||
mouseButton = 0, | ||
): () => void { | ||
touchDelay = 100, | ||
) { | ||
if (!element) return () => void 0 | ||
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let unsubscribeDocument = () => void 0 | ||
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const onPointerDown = (event: PointerEvent) => { | ||
if (event.button !== mouseButton) return | ||
let isPointerDown = false | ||
let isDragging = false | ||
let startX = 0 | ||
let startY = 0 | ||
let touchStart = 0 | ||
let rect: DOMRect | ||
const isTouchDevice = matchMedia('(pointer: coarse)').matches | ||
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const onPointerDown = (e: PointerEvent) => { | ||
if (e.button !== mouseButton) return | ||
e.stopPropagation() | ||
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isPointerDown = true | ||
isDragging = false | ||
touchStart = Date.now() | ||
rect = element.getBoundingClientRect() | ||
startX = e.clientX - rect.left | ||
startY = e.clientY - rect.top | ||
} | ||
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event.preventDefault() | ||
event.stopPropagation() | ||
const onPointerUp = (e: PointerEvent) => { | ||
isPointerDown = false | ||
touchStart = 0 | ||
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let startX = event.clientX | ||
let startY = event.clientY | ||
let isDragging = false | ||
if (isDragging) { | ||
e.preventDefault() | ||
e.stopPropagation() | ||
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const onPointerMove = (event: PointerEvent) => { | ||
event.preventDefault() | ||
event.stopPropagation() | ||
setTimeout(() => { | ||
isDragging = false | ||
}, 300) | ||
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const x = event.clientX | ||
const y = event.clientY | ||
const dx = x - startX | ||
const dy = y - startY | ||
const x = e.clientX - rect.left | ||
const y = e.clientY - rect.top | ||
onEnd?.(x, y) | ||
} | ||
} | ||
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if (isDragging || Math.abs(dx) > threshold || Math.abs(dy) > threshold) { | ||
const rect = element.getBoundingClientRect() | ||
const { left, top } = rect | ||
const onPointerMove = (e: PointerEvent) => { | ||
if (!isPointerDown) return | ||
if (isTouchDevice && Date.now() - touchStart < touchDelay) return | ||
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if (!isDragging) { | ||
onStart?.(startX - left, startY - top) | ||
isDragging = true | ||
} | ||
e.preventDefault() | ||
e.stopPropagation() | ||
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onDrag(dx, dy, x - left, y - top) | ||
const x = e.clientX - rect.left | ||
const y = e.clientY - rect.top | ||
const dx = x - startX | ||
const dy = y - startY | ||
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startX = x | ||
startY = y | ||
if (isDragging || Math.abs(dx) > threshold || Math.abs(dy) > threshold) { | ||
if (!isDragging) { | ||
onStart?.(startX, startY) | ||
isDragging = true | ||
} | ||
} | ||
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const onPointerUp = (event: PointerEvent) => { | ||
if (isDragging) { | ||
const x = event.clientX | ||
const y = event.clientY | ||
const rect = element.getBoundingClientRect() | ||
const { left, top } = rect | ||
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onEnd?.(x - left, y - top) | ||
} | ||
unsubscribeDocument() | ||
} | ||
onDrag(dx, dy, x, y) | ||
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const onPointerLeave = (e: PointerEvent) => { | ||
// Listen to events only on the document and not on inner elements | ||
if (!e.relatedTarget || e.relatedTarget === document.documentElement) { | ||
onPointerUp(e) | ||
} | ||
startX = x | ||
startY = y | ||
} | ||
} | ||
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const onClick = (event: MouseEvent) => { | ||
if (isDragging) { | ||
event.stopPropagation() | ||
event.preventDefault() | ||
} | ||
const onPointerLeave = (e: PointerEvent) => { | ||
// Listen to events only on the document and not on inner elements | ||
if (!e.relatedTarget || e.relatedTarget === document.documentElement) { | ||
onPointerUp(e) | ||
} | ||
} | ||
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const onTouchMove = (event: TouchEvent) => { | ||
if (isDragging) { | ||
event.preventDefault() | ||
} | ||
const onTouchMove = (e: TouchEvent) => { | ||
if (isDragging) { | ||
e.preventDefault() | ||
} | ||
} | ||
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document.addEventListener('pointermove', onPointerMove) | ||
document.addEventListener('pointerup', onPointerUp) | ||
document.addEventListener('pointerout', onPointerLeave) | ||
document.addEventListener('pointercancel', onPointerLeave) | ||
document.addEventListener('touchmove', onTouchMove, { passive: false }) | ||
document.addEventListener('click', onClick, { capture: true }) | ||
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unsubscribeDocument = () => { | ||
document.removeEventListener('pointermove', onPointerMove) | ||
document.removeEventListener('pointerup', onPointerUp) | ||
document.removeEventListener('pointerout', onPointerLeave) | ||
document.removeEventListener('pointercancel', onPointerLeave) | ||
document.removeEventListener('touchmove', onTouchMove) | ||
setTimeout(() => { | ||
document.removeEventListener('click', onClick, { capture: true }) | ||
}, 10) | ||
// Prevent clicks after dragging | ||
const onClick = (e: MouseEvent) => { | ||
if (isDragging) { | ||
e.stopPropagation() | ||
e.preventDefault() | ||
} | ||
} | ||
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element.addEventListener('pointerdown', onPointerDown) | ||
element.addEventListener('click', onClick, true) | ||
document.addEventListener('click', onClick, true) | ||
document.addEventListener('pointermove', onPointerMove) | ||
document.addEventListener('touchmove', onTouchMove, { passive: false }) | ||
document.addEventListener('pointerup', onPointerUp) | ||
document.addEventListener('pointerleave', onPointerLeave) | ||
document.addEventListener('pointercancel', onPointerUp) | ||
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return () => { | ||
unsubscribeDocument() | ||
element.removeEventListener('pointerdown', onPointerDown) | ||
element.removeEventListener('click', onClick, true) | ||
document.removeEventListener('click', onClick, true) | ||
document.removeEventListener('pointermove', onPointerMove) | ||
document.removeEventListener('touchmove', onTouchMove) | ||
document.removeEventListener('pointerup', onPointerUp) | ||
document.removeEventListener('pointerleave', onPointerLeave) | ||
document.removeEventListener('pointercancel', onPointerUp) | ||
} | ||
} |
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