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jwilber/.block

Last active October 8, 2018 05:57
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force-directed beeswarm plot
Raw
.block
license: mit
Raw
index.html
<!DOCTYPE html>
<head>
<meta charset="utf-8">
<script src="https://d3js.org/d3.v4.min.js"></script>
</head>
<body>
<script>
const width = 1000
const height = 600
const svg = d3.select("body").append("svg")
.attr("width", width)
.attr("height", height)
const colorScale = d3.scaleOrdinal()
.range(['#FCFCFC', '#F7567C', '#FFFAE3', '#99E1D9', '#5D576B'])
const sampleData = d3.range(300).map(() => ({r: 7,
value: 200 + d3.randomNormal(0,2.5)()*50}))
// set params for force layout
const manyBody = d3.forceManyBody().strength(2)
const center = d3.forceCenter().x((width/2)).y((height/2))
// define force
let force = d3.forceSimulation()
.force('charge', manyBody)
.force('center', center)
.force('collision', d3.forceCollide(d => d.r))
.velocityDecay(.48)
.force('x', d3.forceX(d => d.value).strength(3))
.force('y', d3.forceY(100))
.nodes(sampleData)
.on('tick', changeNetwork)
svg.selectAll('circle')
.data(sampleData)
.enter()
.append('circle')
.style('fill', (d,i) => colorScale(i))
.attr('r', d => d.r)
.attr('stroke', 'black')
.attr('stroke-width', .1)
function changeNetwork() {
d3.selectAll('circle')
.attr('cx', d => d.x)
.attr('cy', d => d.y)
}
</script>
</body>
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