26:null 27:["$","title",null,{"children":"Fossil Fuel Finance 2016-18: Sankey Diagram | Chris L Buie | Observable"}] 2c:T7e7,chart = { const svg = d3.create("svg").attr("viewBox", [0, 0, width, height]); const { nodes, links } = sankey(data); svg .append("g") .attr("stroke", "#000") .selectAll("rect") .data(nodes) .join("rect") .attr("x", d => d.x0) .attr("y", d => d.y0) .attr("height", d => d.y1 - d.y0) .attr("width", d => d.x1 - d.x0) .attr("fill", "red") .append("title") .text(d => `${d.name}\n${format(d.value)}`); const link = svg .append("g") .attr("fill", "none") .attr("stroke-opacity", 0.5) .selectAll("g") .data(links) .join("g") .style("mix-blend-mode", "multiply"); if (edgeColor === "path") { const gradient = link .append("linearGradient") .attr("id", d => (d.uid = DOM.uid("link")).id) .attr("gradientUnits", "userSpaceOnUse") .attr("x1", d => d.source.x1) .attr("x2", d => d.target.x0); gradient .append("stop") .attr("offset", "0%") .attr("stop-color", d => color(d.source.name)); gradient .append("stop") .attr("offset", "100%") .attr("stop-color", d => color(d.target.name)); } link .append("path") .attr("d", d3.sankeyLinkHorizontal()) .attr("stroke", d => edgeColor === "none" ? "#aaa" : edgeColor === "path" ? d.uid : edgeColor === "input" ? color(d.source.name) : color(d.target.name) ) .attr("stroke-width", d => Math.max(1, 2 * d.width)); link .append("title") .text(d => `${d.source.name} → ${d.target.name}\n${format(d.value)}`); svg .append("g") .style("font", "11px sans-serif") .style("fill", "black") .style("font-weight", 'Bold') .selectAll("text") .data(nodes) .join("text") .attr("x", d => (d.x0 < width / 2 ? d.x1 + 6 : d.x0 - 6)) .attr("y", d => (d.y1 + d.y0) / 2) .attr("dy", "0.35em") .attr("text-anchor", d => (d.x0 < width / 2 ? "start" : "end")) .text(d => d.name); return svg.node(); }2d:[] 2a:{"id":"e9a8db52a0e19556","slug":"fossil-fuel-finance-2016-18-sankey-diagram/2","title":"Fossil Fuel Finance 2016-18: Sankey Diagram","thumbnail":"9825c627581faef138c65f34340968763ac423e6655b71a213e7ca26e7c2f632","access_level":"public","create_time":"$D2020-03-12T16:51:17.093Z","update_time":"$D2020-03-13T00:31:59.525Z","view_time":null,"first_public_time":"$D2020-03-12T16:58:02.756Z","has_unpublished_edits":null,"fork":false,"stars":2,"starred":false,"owner":{"type":"team","id":"5ff335675a444f4e","login":"cbuie","name":"Chris L Buie","avatar_url":"https://avatars-next.observableusercontent.com/b68b101792a9b0a1bdd51d7424d01cd84dea6bd34ad829460c93e27aad96ebb2","tier":"starter_2024"},"version":34,"publish_version":null,"role":null,"authored":false,"authors":[{"type":"individual","id":"fb193f2e50e06492","login":"cbuie","name":"Chris L Buie","avatar_url":"https://avatars-next.observableusercontent.com/b68b101792a9b0a1bdd51d7424d01cd84dea6bd34ad829460c93e27aad96ebb2","tier":null}],"members":[{"type":"individual","id":"fb193f2e50e06492","login":"cbuie","name":"Chris L Buie","avatar_url":"https://avatars-next.observableusercontent.com/b68b101792a9b0a1bdd51d7424d01cd84dea6bd34ad829460c93e27aad96ebb2","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"lapsed":null,"subscribed":null,"forks":2,"collection":{"id":"68626564663b860c","slug":"graph-theory","title":"Graph Theory","owner":{"id":"5ff335675a444f4e","login":"cbuie","name":"Chris L Buie"}},"type":"notebook","body":{"title":"Fossil Fuel Finance 2016-18: Sankey Diagram","cells":[{"id":0,"value":"md`# Fossil Fuel Finance 2016-18: Sankey Diagram`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":2,"value":"md`\n\nThis [Sankey diagram](https://github.com/d3/d3-sankey) visualizes the flow of finance between banks on the left and large energy companies on the right. Finance is both 'project', underwriting and corporate. The data used to create this chart can be found at my personal github account. \n\n`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":8,"value":"viewof edgeColor = Object.assign(\n html``,\n {\n value: new URLSearchParams(html``.search).get(\"color\") || \"output\"\n }\n)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":12,"value":"viewof align = Object.assign(\n html``,\n {\n value: new URLSearchParams(html``.search).get(\"align\") || \"justify\"\n }\n)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":15,"value":"$2c","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":17,"value":"sankey = {\n const sankey = d3\n .sankey()\n .nodeAlign(d3[`sankey${align[0].toUpperCase()}${align.slice(1)}`])\n .nodeWidth(15)\n .nodePadding(10)\n .extent([[1, 5], [width - 1, height - 5]]);\n return ({ nodes, links }) =>\n sankey({\n nodes: nodes.map(d => Object.assign({}, d)),\n links: links.map(d => Object.assign({}, d))\n });\n}","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":19,"value":"format = {\n const f = d3.format(\",.0f\");\n return d => `${f(d)} TWh`;\n}","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":21,"value":"color = {\n const color = d3.scaleOrdinal(d3.schemeCategory10);\n return name => color(name.replace(/ .*/, \"\"));\n}","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":23,"value":"data = d3.json(\n \"https://gist.githubusercontent.com/cbuie/7fece66f44235ab42e9c6f3b56aded5f/raw/0f9e403187f91bc6267e2f1e0b9ab03449c91727/2016_2018_energy_lending_data\"\n)","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":25,"value":"width = 975","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":26,"value":"height = 1600","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":28,"value":"d3 = require(\"d3@5\", \"d3-sankey@0.12\")","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"}],"files":"$W2d","stdlib":"1","titling":"auto"}} 2b:"$2a:body"