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| <html xmlns="http://www.w3.org/1999/xhtml"> | |
| <head> | |
| <title>Orbits 2</title> | |
| <meta charset="utf-8" /> | |
| </head> | |
| <style> | |
| #viz, svg { | |
| width: 900px; | |
| height: 900px; | |
| } | |
| </style> | |
| <script> | |
| function makeViz() { | |
| nodes = []; | |
| ///All of this is just to fake some nested data | |
| randomCountry = d3.scale.quantize().domain([0,1]).range(["USA", "FRA", "MEX", "GBR", "CAN"]) | |
| randomStatus = d3.scale.quantize().domain([0,1]).range(["amazing","okay", "cool", "boss", "dope", "lame"]) | |
| randomRole = d3.scale.quantize().domain([0,1]).range(["capital","metropole", "port"]) | |
| trafficCategories = ["high","medium","low","fargo"]; | |
| quantizeTraffic = d3.scale.quantize().domain([0,500]).range(trafficCategories); | |
| //200 random things with random categorical attributes | |
| nodes = d3.range(500).map(function(d,i) {return {i: i} }) | |
| nodes.forEach(function (node) { | |
| node.country = randomCountry(Math.random()); | |
| node.status = randomStatus(Math.random()); | |
| node.traffic = parseInt(Math.random() * 500); | |
| node.trafficRank = quantizeTraffic(node.traffic); | |
| node.role = randomRole(Math.random()) | |
| }) | |
| var nest = d3.nest() | |
| .key(function(d) {return d.country}) | |
| .key(function(d) {return d.trafficRank}) | |
| .key(function(d) {return d.status}) | |
| .key(function(d) {return d.role}) | |
| var awesomeFakeNestedData = nest.entries(nodes); | |
| //If you already have some nested data, just send it to drawOrbit | |
| drawOrbit(awesomeFakeNestedData) | |
| } | |
| function drawOrbit(_data) { | |
| //down with category20a()!! | |
| colors = d3.scale.category20b(); | |
| orbit = d3.layout.orbit().size([900,900]).nodes(_data); | |
| d3.select("svg").selectAll("circle").data(orbit.nodes()) | |
| .enter() | |
| .append("circle") | |
| .attr("r", function(d) {return Math.max(1, 5 - d.depth)}) | |
| .attr("cx", function(d) {return d.x}) | |
| .attr("cy", function(d) {return d.y}) | |
| .style("fill", function(d) {return colors(d.depth)}) | |
| d3.select("svg").selectAll("circle.orbits") | |
| .data(orbit.orbitalRings()) | |
| .enter() | |
| .insert("circle", "circle") | |
| .attr("r", function(d) {return d.r}) | |
| .attr("cx", function(d) {return d.x}) | |
| .attr("cy", function(d) {return d.y}) | |
| .style("fill", "none") | |
| .style("stroke", "black") | |
| .style("stroke-width", "1px") | |
| .style("stroke-opacity", .15) | |
| } | |
| </script> | |
| <body onload="makeViz()"> | |
| <div id="viz"><svg></svg></div> | |
| <footer> | |
| <script src="http://d3js.org/d3.v3.min.js" charset="utf-8" type="text/javascript"></script> | |
| <script src="http://bl.ocks.org/emeeks/raw/531f107a0ff6eff5d543/d3.layout.orbit.js" charset="utf-8" type="text/javascript"></script> | |
| </footer> | |
| </body> | |
| </html> |
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