import { extend , useThree } from '@react-three/fiber' ; import type { Object3DNode } from '@react-three/fiber' ; import { useLayoutEffect , useState } from 'react' ; import { BufferGeometry , Line } from 'three' ; import ErrorBars from './ErrorBars' ; import GlyphMaterial from './GlyphMaterial' ; import { useCanvasPoints } from './hooks' ; import { CurveType , GlyphType } from './models' ; extend ( { Line_ : Line } ) ; declare global { namespace JSX { interface IntrinsicElements { line_ : Object3DNode < Line , typeof Line > ; } } } interface Props { abscissas : number [ ] ; ordinates : number [ ] ; errors ? : number [ ] ; showErrors ? : boolean ; color : string ; curveType ? : CurveType ; } function DataCurve ( props ) { const { abscissas , ordinates , errors , showErrors , color , curveType = CurveType . LineOnly , } = props ; const [ dataGeometry ] = useState ( ( ) => new BufferGeometry ( ) ) ; const points = useCanvasPoints ( abscissas , ordinates , errors ) ; const invalidate = useThree ( ( state ) => state . invalidate ) ; useLayoutEffect ( ( ) => { dataGeometry . setFromPoints ( points . data ) ; invalidate ( ) ; } , [ dataGeometry , invalidate , points . data ] ) ; const showLine = curveType !== CurveType . GlyphsOnly ; const showGlyphs = curveType !== CurveType . LineOnly ; return ( < > < line_ visible = { showLine } geometry = { dataGeometry } > < lineBasicMaterial color = { color } linewidth = { 2 } / > < /line_> < points visible = { showGlyphs } geometry = { dataGeometry } > < GlyphMaterial glyphType = { GlyphType . Cross } color = { color } size = { 6 } / > < /points> { showErrors && errors && ( < ErrorBars barsSegments = { points . bars } capsPoints = { points . caps } color = { color } / > ) } < />); } export default DataCurve ;