Public
Edited
Aug 26, 2020
185 forks
Importers
141 stars
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chart = {
const root = treemap(data);

const svg = d3.create("svg")
.attr("viewBox", [0, 0, width, height])
.style("font", "10px sans-serif");

const leaf = svg.selectAll("g")
.data(root.leaves())
.join("g")
.attr("transform", d => `translate(${d.x0},${d.y0})`);

leaf.append("title")
.text(d => `${d.ancestors().reverse().map(d => d.data.name).join("/")}\n${format(d.value)}`);

leaf.append("rect")
.attr("id", d => (d.leafUid = DOM.uid("leaf")).id)
.attr("fill", d => { while (d.depth > 1) d = d.parent; return color(d.data.name); })
.attr("fill-opacity", 0.6)
.attr("width", d => d.x1 - d.x0)
.attr("height", d => d.y1 - d.y0);

leaf.append("clipPath")
.attr("id", d => (d.clipUid = DOM.uid("clip")).id)
.append("use")
.attr("xlink:href", d => d.leafUid.href);

leaf.append("text")
.attr("clip-path", d => d.clipUid)
.selectAll("tspan")
.data(d => d.data.name.split(/(?=[A-Z][a-z])|\s+/g).concat(format(d.value)))
.join("tspan")
.attr("x", 3)
.attr("y", (d, i, nodes) => `${(i === nodes.length - 1) * 0.3 + 1.1 + i * 0.9}em`)
.attr("fill-opacity", (d, i, nodes) => i === nodes.length - 1 ? 0.7 : null)
.text(d => d);

return svg.node();
}
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data = FileAttachment("flare-2.json").json()
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treemap = data => d3.treemap()
.tile(tile)
.size([width, height])
.padding(1)
.round(true)
(d3.hierarchy(data)
.sum(d => d.value)
.sort((a, b) => b.value - a.value))
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width = 954
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height = 954
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format = d3.format(",d")
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color = d3.scaleOrdinal(d3.schemeCategory10)
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d3 = require("d3@6")
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