4b:I[132969,["$2"],"IconMark"] 25:["$","title",null,{"children":"Zoomable sunburst | JamieThedataStoryteller | Observable"}] 49:T1001,chart = { // Specify the chart’s dimensions. const width = 928; const height = width; const radius = width / 6; // Create the color scale. const color = d3.scaleOrdinal(d3.quantize(d3.interpolateRainbow, data.children.length + 1)); // Compute the layout. const hierarchy = d3.hierarchy(data) .sum(d => d.value) .sort((a, b) => b.value - a.value); const root = d3.partition() .size([2 * Math.PI, hierarchy.height + 1]) (hierarchy); root.each(d => d.current = d); // Create the arc generator. const arc = d3.arc() .startAngle(d => d.x0) .endAngle(d => d.x1) .padAngle(d => Math.min((d.x1 - d.x0) / 2, 0.005)) .padRadius(radius * 1.5) .innerRadius(d => d.y0 * radius) .outerRadius(d => Math.max(d.y0 * radius, d.y1 * radius - 1)) // Create the SVG container. const svg = d3.create("svg") .attr("viewBox", [-width / 2, -height / 2, width, width]) .style("font", "10px sans-serif"); // Append the arcs. const path = svg.append("g") .selectAll("path") .data(root.descendants().slice(1)) .join("path") .attr("fill", d => { while (d.depth > 1) d = d.parent; return color(d.data.name); }) .attr("fill-opacity", d => arcVisible(d.current) ? 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Zoomable sunburst

D3 › Gallery

\n\n# Zoomable sunburst\n\nThis variant of a [sunburst diagram](/@d3/sunburst/2?intent=fork) shows only two layers of the hierarchy at a time. Click a node to zoom in, or the center to zoom out. Compare to an [icicle](/@d3/zoomable-icicle).","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":7,"value":"$49","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":3,"value":"data = FileAttachment(\"flare-2.json\").json()","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"}],"files":"$W4a","stdlib":"1"}} 24:null 3f:[["$","title","0",{"children":"Zoomable sunburst | JamieThedataStoryteller | Observable"}],["$","meta","1",{"property":"og:title","content":"Zoomable sunburst"}],["$","meta","2",{"property":"og:description","content":"An Observable notebook by JamieThedataStoryteller"}],["$","meta","3",{"property":"og:url","content":"https://observablehq.com/d/e9860d924905855b"}],["$","meta","4",{"property":"og:site_name","content":"Observable"}],["$","meta","5",{"property":"og:image","content":"https://static.observableusercontent.com/thumbnail/cdb8500677ad8c38b3065879cef4c690f8502d70a1535c0df0996d81d8f210ce.jpg"}],["$","meta","6",{"property":"og:image:width","content":"640"}],["$","meta","7",{"property":"og:image:height","content":"400"}],["$","meta","8",{"property":"og:type","content":"article"}],["$","meta","9",{"name":"twitter:card","content":"summary_large_image"}],["$","meta","10",{"name":"twitter:title","content":"Zoomable sunburst"}],["$","meta","11",{"name":"twitter:description","content":"An Observable notebook by JamieThedataStoryteller"}],["$","meta","12",{"name":"twitter:image","content":"https://static.observableusercontent.com/thumbnail/cdb8500677ad8c38b3065879cef4c690f8502d70a1535c0df0996d81d8f210ce.jpg"}],["$","meta","13",{"name":"twitter:image:width","content":"640"}],["$","meta","14",{"name":"twitter:image:height","content":"400"}],["$","link","15",{"rel":"icon","href":"/favicon.ico?favicon.2hqc0rwsy9zm6.ico","sizes":"96x96","type":"image/x-icon"}],["$","link","16",{"rel":"icon","href":"/icon.png?icon.1mhghqfpotdlb.png","sizes":"512x512","type":"image/png"}],["$","$L4b","17",{}]] 48:null