Published
Edited
Jul 29, 2021
1 fork
Importers
1 star
chart = {
const arcs = pie(data);
const svg = d3
.create("svg")
.attr("viewBox", [-width / 2, -height / 2, width, height]);
svg
.selectAll("path")
.data(arcs)
.join("path")
.attr("fill", d => color(d.data.name))
.attr("d", arc)
.append("title")
.text(d => `${d.data.name}: ${d.data.value.toLocaleString()}`);
svg
.append("g")
.attr("font-family", "sans-serif")
.attr("font-size", 32)
.attr("text-anchor", "middle")
.selectAll("text")
.data(arcs)
.join("text")
.attr("transform", d => `translate(${arc.centroid(d)})`)
// .call(text =>
// text
// .append("tspan")
// .attr("y", "-0.4em")
// .attr("font-weight", "bold")
// .text(d => d.data.name)
// )
.call(text =>
text
.filter(d => d.endAngle - d.startAngle > 0.25)
.append("tspan")
// .attr("x", 0)
.attr("y", "0.4em")
.attr("fill", "#fff")
.attr("stroke", "#fff")
.attr("fill-opacity", 1)
.text(d => d3.format(".1%")(d.data.value))
);
return svg.node();
}
color = d3
.scaleOrdinal()
.domain(data.map(d => d.name))
.range(['rgb(83,135,177)', '#aaa'])
height = Math.min(width, 500)
arc = {
const radius = Math.min(width, height) / 2;
return d3.arc().innerRadius(radius * 0.67).outerRadius(radius - 1);
}
pie = d3.pie()
.padAngle(0.005)
.sort(null)
.value(d => d.value)
d3 = require("d3@6")
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