import { prism } from '@theatre/dataverse' ; const mousePositionD = prism ( ( ) => { const [ pos , setPos ] = prism . state < MouseEvent | null > ( 'pos' , null ) ; prism . effect ( 'setupListeners' , ( ) => { const handleMouseMove = ( e ) => { setPos ( e ) ; } ; document . addEventListener ( 'mousemove' , handleMouseMove ) ; return ( ) => { document . removeEventListener ( 'mousemove' , handleMouseMove ) ; } ; } , [ ] ) ; return pos ; } ) ; export default mousePositionD ;