Chart Type: Zoomable Sunburst with Labels.
Forked from forked from metmajer/README.md
Data: Canada Retail Spend by NAICS catagory. From Statistics Canada CANSIM table 080-0023.
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| { | |
| "name": "Retail trade [44-45]", | |
| "children": [ | |
| { | |
| "name": "Motor vehicle [441]", | |
| "children": [ | |
| { | |
| "name": "Automobile dealers [4411]", | |
| "children": [ | |
| {"name": "New car [44111]", "size": 86208219}, | |
| {"name": "Used car [44112]", "size": 6943916} | |
| ] | |
| }, | |
| {"name": "Other motor vehicle dealers [4412]", "size":8181558}, | |
| {"name": "Automotive parts [4413]", "size": 7761149} | |
| ] | |
| }, | |
| { | |
| "name": "Furniture & furnishings [442]", | |
| "children": [ | |
| {"name": "Furniture [4421]", "size": 9589287}, | |
| {"name": "Home furnishings [4422]", "size": 5998627} | |
| ] | |
| }, | |
| {"name":"Electronics [443]", "size":15874013}, | |
| {"name":"Building material [444]", "size":29062857}, | |
| { | |
| "name":"Food and beverage [445]", | |
| "children":[ | |
| { | |
| "name": "Grocery [4451]", | |
| "children": [ | |
| {"name": "Supermarkets [44511]", "size": 76117190}, | |
| {"name": "Convenience [44512]", "size": 7939022}, | |
| {"name": "Specialty [4452]", "size": 6132568} | |
| ] | |
| }, | |
| {"name":"Alcohol [4453]", "size": 18887189} | |
| ] | |
| }, | |
| {"name": "Health [446]", "size": 37068254}, | |
| {"name": "Gasoline [447]", "size": 60237754}, | |
| {"name": "Clothing [448]", | |
| "children":[ | |
| {"name": "Clothing [4481]", "size":21026414}, | |
| {"name": "Shoes [4482]", "size":3127192}, | |
| {"name": "Jewellery, luggage and leather [4483]", "size":3457076} | |
| ] | |
| }, | |
| {"name": "Sporting, hobby, books and music [451]", "size": 11231237}, | |
| {"name": "General merch [452]", "children":[ | |
| {"name" : "Department stores [4521]", "size":27039945}, | |
| {"name" : "Other general merch [4529]", "size": 31617569} | |
| ]}, | |
| {"name": "Miscellaneous [453]", "size": 12269576} | |
| ] | |
| } | |
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| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <style> | |
| path { | |
| stroke: #fff; | |
| fill-rule: evenodd; | |
| } | |
| text { | |
| font-family: Arial, sans-serif; | |
| font-size: 12px; | |
| } | |
| </style> | |
| <body> | |
| <script src="http://d3js.org/d3.v3.min.js"></script> | |
| <script> | |
| var width = 960, | |
| height = 700, | |
| radius = Math.min(width, height) / 2; | |
| var x = d3.scale.linear() | |
| .range([0, 2 * Math.PI]); | |
| var y = d3.scale.linear() | |
| .range([0, radius]); | |
| var color = d3.scale.category20c(); | |
| var svg = d3.select("body").append("svg") | |
| .attr("width", width) | |
| .attr("height", height) | |
| .append("g") | |
| .attr("transform", "translate(" + width / 2 + "," + (height / 2 + 10) + ")"); | |
| var partition = d3.layout.partition() | |
| .value(function(d) { return d.size; }); | |
| var arc = d3.svg.arc() | |
| .startAngle(function(d) { return Math.max(0, Math.min(2 * Math.PI, x(d.x))); }) | |
| .endAngle(function(d) { return Math.max(0, Math.min(2 * Math.PI, x(d.x + d.dx))); }) | |
| .innerRadius(function(d) { return Math.max(0, y(d.y)); }) | |
| .outerRadius(function(d) { return Math.max(0, y(d.y + d.dy)); }); | |
| d3.json("flare.json", function(error, root) { | |
| var g = svg.selectAll("g") | |
| .data(partition.nodes(root)) | |
| .enter().append("g"); | |
| var path = g.append("path") | |
| .attr("d", arc) | |
| .style("fill", function(d) { return color((d.children ? d : d.parent).name); }) | |
| .on("click", click); | |
| var text = g.append("text") | |
| .attr("transform", function(d) { return "rotate(" + computeTextRotation(d) + ")"; }) | |
| .attr("x", function(d) { return y(d.y); }) | |
| .attr("dx", "6") // margin | |
| .attr("dy", ".35em") // vertical-align | |
| .text(function(d) { return d.name; }); | |
| function click(d) { | |
| // fade out all text elements | |
| text.transition().attr("opacity", 0); | |
| path.transition() | |
| .duration(750) | |
| .attrTween("d", arcTween(d)) | |
| .each("end", function(e, i) { | |
| // check if the animated element's data e lies within the visible angle span given in d | |
| if (e.x >= d.x && e.x < (d.x + d.dx)) { | |
| // get a selection of the associated text element | |
| var arcText = d3.select(this.parentNode).select("text"); | |
| // fade in the text element and recalculate positions | |
| arcText.transition().duration(750) | |
| .attr("opacity", 1) | |
| .attr("transform", function() { return "rotate(" + computeTextRotation(e) + ")" }) | |
| .attr("x", function(d) { return y(d.y); }); | |
| } | |
| }); | |
| } | |
| }); | |
| d3.select(self.frameElement).style("height", height + "px"); | |
| // Interpolate the scales! | |
| function arcTween(d) { | |
| var xd = d3.interpolate(x.domain(), [d.x, d.x + d.dx]), | |
| yd = d3.interpolate(y.domain(), [d.y, 1]), | |
| yr = d3.interpolate(y.range(), [d.y ? 20 : 0, radius]); | |
| return function(d, i) { | |
| return i | |
| ? function(t) { return arc(d); } | |
| : function(t) { x.domain(xd(t)); y.domain(yd(t)).range(yr(t)); return arc(d); }; | |
| }; | |
| } | |
| function computeTextRotation(d) { | |
| return (x(d.x + d.dx / 2) - Math.PI / 2) / Math.PI * 180; | |
| } | |
| </script> |
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