JSFiddle - React, Tailwind, and code Playground

by Douglas Duhaime

CSS

.node circle {
    fill: #fff;
    stroke: steelblue;
    stroke-width: 1.5px;
}
.node {
    font: 10px sans-serif;
}
.link_continuous {
    fill: none;
    stroke: #ff0000;
    stroke-width: 1.5px;
}
.link_dashed {
    fill: none;
    stroke: #ff0000;
    stroke-width: 1.5px;
    stroke-dasharray: 20,10,5,5,5,10;
}

JavaScript

var width = 600,
    height = 600;

var cluster = d3.layout.cluster()
    .size([height, width - 160]);

var diagonal = d3.svg.diagonal()
    .projection(function (d) {
    return [d.y, d.x];
});

var svg = d3.select("body").append("svg")
    .attr("width", width)
    .attr("height", height)
    .append("g")
    .attr("transform", "translate(40,0)");

    var root = getData(),
        nodes = cluster.nodes(root),
        links = cluster.links(nodes);

    var link = svg.selectAll(".link")
        .data(links)
       .enter()
        .append("path")
        .attr("class", function (d) { return (d.source != root) ? "link_dashed" : "link_continuous" ; })
        .attr("d", diagonal);

    var node = svg.selectAll(".node")
        .data(nodes)
       .enter()
        .append("g")
        .attr("class", "node")
        .attr("transform", function (d) {
        return "translate(" + d.y + "," + d.x + ")";
    })

    node.append("circle")
        .attr("r", 4.5);

    node.append("text")
        .attr("dx", function (d) { return d.children ? -8 : 8; })
        .attr("dy", 3)
        .style("text-anchor", function (d) { return d.children ? "end" : "start"; })
        .text(function (d) { return d.name; });

d3.select(self.frameElement).style("height", height + "px");


function getData() {
    return {
        "name": "flare",
            "children": [{
            "name": "analytics",
                "children": [{
                "name": "cluster",
                    "children": [{
                    "name": "AgglomerativeCluster",
                    "size": 3938
                }, {
                    "name": "CommunityStructure",
                    "size": 3812
                }, {
                    "name": "HierarchicalCluster",
                    "size": 6714
                }, {
                    "name": "MergeEdge",
                    "size": 743
                }]
            }, {
                "name": "graph",
                    "children": [{
  ...