tldraw/hooks/useBoundsHandleEvents.ts

41 lines
1.1 KiB
TypeScript

import { useCallback, useRef } from 'react'
import inputs from 'state/inputs'
import { Edge, Corner } from 'types'
import state from '../state'
export default function useBoundsHandleEvents(
handle: Edge | Corner | 'rotate'
) {
const onPointerDown = useCallback(
(e) => {
if (e.buttons !== 1) return
if (!inputs.canAccept(e.pointerId)) return
e.stopPropagation()
e.currentTarget.setPointerCapture(e.pointerId)
state.send('POINTED_BOUNDS_HANDLE', inputs.pointerDown(e, handle))
},
[handle]
)
const onPointerMove = useCallback(
(e) => {
if (e.buttons !== 1) return
if (!inputs.canAccept(e.pointerId)) return
e.stopPropagation()
state.send('MOVED_POINTER', inputs.pointerMove(e))
},
[handle]
)
const onPointerUp = useCallback((e) => {
if (e.buttons !== 1) return
if (!inputs.canAccept(e.pointerId)) return
e.stopPropagation()
e.currentTarget.releasePointerCapture(e.pointerId)
e.currentTarget.replaceWith(e.currentTarget)
state.send('STOPPED_POINTING', inputs.pointerUp(e))
}, [])
return { onPointerDown, onPointerMove, onPointerUp }
}