kopia lustrzana https://github.com/Tldraw/Tldraw
82 wiersze
1.8 KiB
TypeScript
82 wiersze
1.8 KiB
TypeScript
import useHandleEvents from 'hooks/useHandleEvents'
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import { getShapeUtils } from 'state/shape-utils'
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import { useRef } from 'react'
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import { useSelector } from 'state'
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import styled from 'styles'
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import tld from 'utils/tld'
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import vec from 'utils/vec'
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export default function Handles(): JSX.Element {
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const shape = useSelector(
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(s) =>
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s.values.selectedIds.length === 1 &&
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tld.getPage(s.data).shapes[s.values.selectedIds[0]]
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)
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const isSelecting = useSelector((s) =>
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s.isInAny('notPointing', 'pinching', 'translatingHandles')
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)
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if (!shape || !shape.handles || !isSelecting) return null
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const center = getShapeUtils(shape).getCenter(shape)
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return (
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<g transform={`rotate(${shape.rotation * (180 / Math.PI)},${center})`}>
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{Object.values(shape.handles).map((handle) => (
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<Handle
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key={handle.id}
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id={handle.id}
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point={vec.add(handle.point, shape.point)}
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/>
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))}
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</g>
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)
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}
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function Handle({ id, point }: { id: string; point: number[] }) {
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const rGroup = useRef<SVGGElement>(null)
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const events = useHandleEvents(id, rGroup)
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return (
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<StyledGroup
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key={id}
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className="handles"
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ref={rGroup}
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{...events}
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pointerEvents="all"
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transform={`translate(${point})`}
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>
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<HandleCircleOuter r={12} />
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<use href="#handle" pointerEvents="none" />
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</StyledGroup>
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)
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}
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const StyledGroup = styled('g', {
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'&:hover': {
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cursor: 'pointer',
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},
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'&:active': {
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cursor: 'none',
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},
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})
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const HandleCircleOuter = styled('circle', {
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fill: 'transparent',
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stroke: 'none',
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opacity: 0.2,
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pointerEvents: 'all',
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cursor: 'pointer',
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transform: 'scale(var(--scale))',
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'&:hover': {
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fill: '$selected',
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'& > *': {
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stroke: '$selected',
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},
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},
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'&:active': {
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fill: '$selected',
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},
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})
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