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import * as React from "react"
import { useState, useEffect, useRef } from "react"
import { StyleProp, TextStyle, View, ViewStyle } from "react-native"
import { observer } from "mobx-react-lite"
import { color, typography } from "../../theme"
import { Text } from "../"
import { flatten } from "ramda"
//import data from "../../data/miserables.json"
//import genRandomTree from "../../data/randomdata";
import rando from "../../data/rando.json"
import { ForceGraph2D, ForceGraph3D, ForceGraphVR, ForceGraphAR } from 'react-force-graph';
import * as d3 from "d3-force";
const CONTAINER: ViewStyle = {
justifyContent: "center",
}
const TEXT: TextStyle = {
fontFamily: typography.primary,
fontSize: 14,
color: color.primary,
}
export interface GraphProps {
/**
* An optional style override useful for padding & margin.
*/
style?: StyleProp<ViewStyle>
physics
gData
}
/**
* Describe your component here
*/
export const Graph = observer(function Graph(props: GraphProps) {
const { style, physics, gData } = props
const styles = flatten([CONTAINER, style])
const fgRef= useRef();
const GROUPS: number =12;
//const gData = genRandomTree(200);
//const [charge, setCharge] = useState(-30);
//const [link, setLink] = useState(-30);
useEffect(()=> {
const fg = fgRef.current;
//fg.d3Force('center').strength(0.05);
fg.d3Force('link').strength(physics.linkStrength);
fg.d3Force('link').iterations(physics.linkIts);
physics.collision ? fg.d3Force('collide', d3.forceCollide().radius(20)) : fg.d3Force('collide',null);
fg.d3Force('charge').strength(physics.charge);
});
return (
<View>
<ForceGraph2D
ref={fgRef}
graphData={rando}
nodeAutoColorBy={d => d.id%GROUPS}
linkAutoColorBy={d => rando.nodes[d.source].id%GROUPS}
linkColor={"#ffffff"}
linkWidth={2}
//d3VelocityDecay={visco}
/>
</View>
)
})
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