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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,39 +1,120 @@ | ||
| import { memo, useEffect, useRef } from 'react' | ||
| import { Box3, Color, Group, Sphere, Vector3 } from 'three' | ||
| import { Line2 } from 'three-stdlib' | ||
| import { useShallow } from 'zustand/react/shallow' | ||
| import { useGraphStore } from '~/stores/useGraphStore' | ||
| import { Link, NodeExtended } from '~/types' | ||
| import { LinkPosition } from '../../..' | ||
| import { Connection } from './Connection' | ||
|
|
||
| type Props = { | ||
| links: Link[] | ||
| nodes: NodeExtended[] | ||
| } | ||
|
|
||
| export const Connections = memo(({ links, nodes }: Props) => { | ||
| const groupRef = useRef<Group>(null) | ||
| const linksPositionRef = useRef(new Map<string, LinkPosition>()) | ||
| const { setSelectionGraphRadius } = useGraphStore(useShallow((s) => s)) | ||
|
|
||
| useEffect(() => { | ||
| if (!groupRef.current) { | ||
| return | ||
| } | ||
|
|
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| console.log('connection to updated') | ||
|
|
||
| const grConnections = groupRef.current | ||
|
|
||
| grConnections.children.forEach((g, i) => { | ||
| const r = g.children[0] | ||
| const text = g.children[1] | ||
|
|
||
| if (r instanceof Line2) { | ||
| const Line = r as Line2 | ||
| const link = links[i] | ||
|
|
||
| if (link) { | ||
| const sourceNode = nodes.find((n: NodeExtended) => n.ref_id === link.source) | ||
| const targetNode = nodes.find((n: NodeExtended) => n.ref_id === link.target) | ||
|
|
||
| if (!sourceNode || !targetNode) { | ||
| return | ||
| } | ||
|
|
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| const { x: sx, y: sy } = sourceNode | ||
| const { x: tx, y: ty } = targetNode | ||
|
|
||
| linksPositionRef.current.set(link.ref_id, { | ||
| sx, | ||
| sy, | ||
| tx, | ||
| ty, | ||
| sz: 0, | ||
| tz: 0, | ||
| }) | ||
|
|
||
| const midPoint = new Vector3((sx + tx) / 2, (sy + ty) / 2, 0) | ||
|
|
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| text.position.set(midPoint.x, midPoint.y, 1) | ||
|
|
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| let angle = Math.atan2(ty - sy, tx - sx) | ||
|
|
||
| if (tx < sx || (Math.abs(tx - sx) < 0.01 && ty < sy)) { | ||
| angle += Math.PI | ||
| } | ||
|
|
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| text.rotation.set(0, 0, angle) | ||
|
|
||
| Line.geometry.setPositions([sx, sy, 0, tx, ty, 0]) | ||
|
|
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| const { material } = Line | ||
|
|
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| material.color = new Color('white') | ||
| } | ||
| } | ||
| }) | ||
|
|
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| console.log('connection updated') | ||
|
|
||
| const nodesVector = nodes.map((i: NodeExtended) => new Vector3(i.x, i.y, i.z)) | ||
|
|
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| const boundingBox = new Box3().setFromPoints(nodesVector) | ||
|
|
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| const boundingSphere = new Sphere() | ||
|
|
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| boundingBox.getBoundingSphere(boundingSphere) | ||
|
|
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| setSelectionGraphRadius(boundingSphere.radius) | ||
| }, [links, setSelectionGraphRadius, nodes]) | ||
|
|
||
| return ( | ||
| <group ref={groupRef} name="simulation-3d-group__connections"> | ||
| {links?.map((l: Link) => { | ||
| const position = linksPositionRef.current?.get(l.ref_id) || { | ||
| sx: 0, | ||
| sy: 0, | ||
| sz: 0, | ||
| tx: 0, | ||
| ty: 0, | ||
| tz: 0, | ||
| } | ||
|
|
||
| return ( | ||
| <Connection | ||
| key={l.ref_id} | ||
| label={l.edge_type} | ||
| sourceX={position.sx} | ||
| sourceY={position.sy} | ||
| sourceZ={position.sz} | ||
| targetX={position.tx} | ||
| targetY={position.ty} | ||
| targetZ={position.tz} | ||
| /> | ||
| ) | ||
| })} | ||
| </group> | ||
| ) | ||
| }) | ||
|
|
||
| Connections.displayName = 'Connections' | ||
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