Tldraw/packages/editor/src/lib/components/default-components/DefaultHandle.tsx

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1.3 KiB
TypeScript

import { TLHandle, TLShapeId } from '@tldraw/tlschema'
import classNames from 'classnames'
import { COARSE_HANDLE_RADIUS, HANDLE_RADIUS, SIDES } from '../../constants'
/** @public */
export type TLHandleProps = {
shapeId: TLShapeId
handle: TLHandle
zoom: number
isCoarse: boolean
className?: string
}
/** @public */
export function DefaultHandle({ handle, isCoarse, className, zoom }: TLHandleProps) {
const br = (isCoarse ? COARSE_HANDLE_RADIUS : HANDLE_RADIUS) / zoom
if (handle.type === 'clone') {
// bouba
const fr = 3 / Math.max(zoom, 0.35)
const path = `M0,${-fr} A${fr},${fr} 0 0,1 0,${fr}`
// kiki
// const fr = 4 / Math.max(zoom, 0.35)
// const path = `M0,${-fr} L${fr},0 L0,${fr} Z`
const index = SIDES.indexOf(handle.id as (typeof SIDES)[number])
return (
<g className={classNames(`tl-handle tl-handle__${handle.type}`, className)}>
<circle className="tl-handle__bg" r={br} />
{/* Half circle */}
<path className="tl-handle__fg" d={path} transform={`rotate(${-90 + 90 * index})`} />
</g>
)
}
const fr = (handle.type === 'create' && isCoarse ? 3 : 4) / Math.max(zoom, 0.35)
return (
<g className={classNames(`tl-handle tl-handle__${handle.type}`, className)}>
<circle className="tl-handle__bg" r={br} />
<circle className="tl-handle__fg" r={fr} />
</g>
)
}