2b:null 2c:["$","title",null,{"children":"Bubble chart: US state population/region | Matt Stiles | Observable"}] 31:T592,chart = { const root = pack(data); const leaves = root.leaves().filter((d) => d.depth && d.value); const svg = d3 .create("svg") .style("width", "100%") .style("height", "auto") .style("background", "#fff") .style("font", "10px sans-serif") .attr("text-anchor", "middle"); svg .append("g") .attr("fill", fillColor) .selectAll("circle") .data(leaves) .enter() .append("circle") .attr("cx", (d) => d.x) .attr("cy", (d) => d.y) .attr("r", (d) => d.r) .attr("fill", (d) => d.data.color) .attr("fill-opacity", 0.6); svg .append("g") .attr("pointer-events", "none") .selectAll("text") .data(leaves) .enter() .append("text") .attr("fill", (d) => (d3.lab(d.data.color).l < 60 ? lightColor : darkColor)) .attr("transform", (d) => { const { lines, radius } = fit( d.data.name, isNaN(d.data.value) ? undefined : format(d.data.value) ); d.lines = lines; if (!isNaN(d.data.value)) d.lines[d.lines.length - 1].value = true; return `translate(${d.x},${d.y})`; }) .selectAll("tspan") .data((d) => d.lines) .enter() .append("tspan") .attr("x", 0) .attr("y", (d, i, data) => (i - data.length / 2 + 0.8) * 11) .text((d) => d.text) .filter((d) => d.value) .attr("font-weight", 300) .attr("fill-opacity", 0.5); return autosize(svg.node()); }32:T7f6,viewof source = { const textarea = html`

Michigan,10077331, #7c4ea5
 Ohio,11799448, #7c4ea5
 Illinois,12812508, #7c4ea5
 Nebraska,1961504, #7c4ea5
 Kansas,2937880, #7c4ea5
 Iowa,3190369, #7c4ea5
 Minnesota,5706494, #7c4ea5
 Wisconsin,5893718, #7c4ea5
 Missouri,6154913, #7c4ea5
 Indiana,6785528, #7c4ea5
 North Dakota,779094, #7c4ea5
 South Dakota,886667, #7c4ea5
 Rhode Island,1097379, #5194c3
 Pennsylvania,13002700, #5194c3
 Maine,1362359, #5194c3
 New Hampshire,1377529, #5194c3
 New York,20201249, #5194c3
 Connecticut,3605944, #5194c3
 Vermont,643077, #5194c3
 Massachusetts,7029917, #5194c3
 New Jersey,9288994, #5194c3
 North Carolina,10439388, #f8c153
 Georgia,10711908, #f8c153
 West Virginia,1793716, #f8c153
 Florida,21538187, #f8c153
 Texas,29145505, #f8c153
 Mississippi,2961279, #f8c153
 Arkansas,3011524, #f8c153
 Oklahoma,3959353, #f8c153
 Kentucky,4505836, #f8c153
 Louisiana,4657757, #f8c153
 Alabama,5024279, #f8c153
 South Carolina,5118425, #f8c153
 Maryland,6177224, #f8c153
 District of Columbia,689545, #f8c153
 Tennessee,6910840, #f8c153
 Virginia,8631393, #f8c153
 Delaware,989948, #f8c153
 Montana,1084225, #53A796
 Hawaii,1455271, #53A796
 Idaho,1839106, #53A796
 New Mexico,2117522, #53A796
 Nevada,3104614, #53A796
 Utah,3271616, #53A796
 California,39538223, #53A796
 Oregon,4237256, #53A796
 Wyoming,576851, #53A796
 Colorado,5773714, #53A796
 Arizona,7151502, #53A796
 Alaska,733391, #53A796
 Washington,7705281, #53A796`;
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2f:{"id":"a534305003faf7f5","slug":null,"title":"Bubble chart: US state population/region","thumbnail":"e355fe7e58fb3eeee615e44088db0e0f4647ad58e99f59dc3200c60dfb402349","access_level":"public","create_time":"$D2023-02-06T19:27:59.203Z","update_time":"$D2023-03-11T23:41:08.574Z","view_time":null,"first_public_time":"$D2023-02-06T19:27:59.203Z","fork":{"id":"71cf6720f671feea","slug":"bubble-o-matic","title":"Bubble-o-Matic","owner":{"id":"8c2e47252fd4995c","login":"mbostock","name":"Mike Bostock"}},"stars":1,"starred":false,"owner":{"type":"team","id":"54e9e733040b1ab1","login":"mattstiles","name":"Matt Stiles","avatar_url":"https://avatars-next.observableusercontent.com/11cadfcb75f1f602be0548af79e993847ce76a7f4d47c323d17cb3f9f5bfde91","tier":"starter_2024"},"version":237,"publish_version":null,"role":null,"authored":false,"authors":[{"type":"individual","id":"253745200bf92e83","login":"mattstiles","name":"Matt Stiles","avatar_url":"https://avatars-next.observableusercontent.com/11cadfcb75f1f602be0548af79e993847ce76a7f4d47c323d17cb3f9f5bfde91","tier":null}],"members":[{"type":"individual","id":"253745200bf92e83","login":"mattstiles","name":"Matt Stiles","avatar_url":"https://avatars-next.observableusercontent.com/11cadfcb75f1f602be0548af79e993847ce76a7f4d47c323d17cb3f9f5bfde91","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"lapsed":null,"subscribed":null,"forks":2,"collection":null,"type":"notebook","body":{"title":"Bubble chart: US state population/region","cells":[{"id":0,"value":"md`# Bubble chart: US state population/region`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":197,"value":"viewof sorted = {\n  const form = html`<form><label><input name=checkbox type=checkbox checked> Sort by value</label>`;\n  form.checkbox.onclick = () => (form.value = form.checkbox.checked, form.dispatchEvent(new CustomEvent(\"input\")));\n  form.value = form.checkbox.checked;\n  return form;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":3,"value":"$31","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":7,"value":"html`\n${DOM.download(await rasterize(chart), null, \"Download as PNG\")}\n${DOM.download(await serialize(chart), null, \"Download as SVG\")}\n`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":9,"value":"$32","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":12,"value":"md`Each line in the textarea above represents a bubble in the chart. The area of the circle is determined by the number after the comma. You can also specify a fill color after the number. (The contents of the textarea are interpreted as [CSV](https://en.wikipedia.org/wiki/Comma-separated_values), so put quotes around names if you want them to contain commas.)`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":14,"value":"md`---\n\n## Appendix`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":16,"value":"data = {\n  const data = d3.csvParseRows(source, ([name, value, color]) => ({name, value: !value || isNaN(value = +value) ? undefined : value, color}));\n  if (sorted) data.sort((a, b) => b.value - a.value);\n  return data;\n}","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":23,"value":"pack = data => {\n  let alt = d3.median(data, d => d.value);\n  if (!alt) alt = 1;\n  return d3.pack()\n      .size([width, height])\n      .padding(3)\n    (d3.hierarchy({children: data})\n      .sum(d => isNaN(d.value) ? alt : d.value));\n}","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":25,"value":"width = 954","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":28,"value":"height = 720","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":71,"value":"fillColor = \"#ddd\"","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":74,"value":"lightColor = \"#fff\"","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":77,"value":"darkColor = \"#000\"","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":30,"value":"format = d3.format(\".3s\")","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":49,"value":"$33","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":51,"value":"measureWidth = {\n  const context = document.createElement(\"canvas\").getContext(\"2d\");\n  return text => context.measureText(text).width;\n}","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":187,"value":"function autosize(svg) {\n  document.body.appendChild(svg);\n  const box = svg.getBBox();\n  document.body.removeChild(svg);\n  svg.setAttribute(\"viewBox\", `${box.x - 1} ${box.y - 1} ${box.width + 2} ${box.height + 2}`);\n  return svg;\n}","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":19,"value":"import {rasterize, serialize} from \"@mbostock/saving-svg\"","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":21,"value":"d3 = require(\"d3@5\")","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"}],"files":"$W34","stdlib":"1","titling":"auto"}}
30:"$2f:body"
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