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How do I loop through JSON objects in D3?
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| <head></head> | |
| <body></body> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <script> | |
| var data = [ | |
| { | |
| "name": "Sample 1", | |
| "embed": 10, | |
| "interactive": 10, | |
| "rapidDev": 7, | |
| "support": 7, | |
| "predictive": 4, | |
| "modelDev": 3, | |
| "cost": 2 | |
| }, | |
| { | |
| "name": "Sample 2", | |
| "embed": 7, | |
| "interactive": 6, | |
| "rapidDev": 7, | |
| "support": 7, | |
| "predictive": 4, | |
| "modelDev": 3, | |
| "cost": 10 | |
| }, | |
| { | |
| "name": "Sample 3", | |
| "embed": 10, | |
| "interactive": 10, | |
| "rapidDev": 2, | |
| "support": 2, | |
| "predictive": 2, | |
| "modelDev": 2, | |
| "cost": 10 | |
| }, | |
| { | |
| "name": "Sample 4", | |
| "embed": 2, | |
| "interactive": 7, | |
| "rapidDev": 7, | |
| "support": 7, | |
| "predictive": 10, | |
| "modelDev": 3, | |
| "cost": 8 | |
| } | |
| ]; | |
| var tools = ['embed', 'interactive', 'rapidDev', 'support', 'predictive', 'modelDev', 'cost'] | |
| var width = 1000, | |
| height = 600; | |
| var toolRadii = d3.scaleOrdinal() | |
| .domain(['embed', 'interactive', 'rapidDev', 'support', 'predictive', 'modelDev', 'cost']) | |
| .range([[10, 20], [20, 30], [30, 40], [40, 50], [50, 60], [60, 70], | |
| [70, 80]]); | |
| var gLocator = d3.scaleOrdinal() | |
| .domain([0, 1, 2, 3]) | |
| .range([[width/4, height/4], [width * 3/4, height/4], [width/4, height* 3/4], [width * 3/4, height * 3/4]]); | |
| function donuts(d, tool){ | |
| var temp = d3.arc() | |
| .innerRadius(toolRadii(tool)[0]) | |
| .outerRadius(toolRadii(tool)[1]) | |
| .startAngle(0) | |
| .endAngle(Math.PI * 2 * d[tool]/10); | |
| return temp(); | |
| } | |
| var svg = d3.select('body') | |
| .append('svg') | |
| .attr('width', width) | |
| .attr('height', height); | |
| var g = svg.selectAll('g') | |
| .data(data) | |
| .enter().append('g') | |
| .attr('width', width/2) | |
| .attr('height', height/2) | |
| .attr('transform', function(d,i){return 'translate(' + gLocator(i)[0] + ',' + gLocator(i)[1] + ')'}); | |
| function path_tool(tool){ | |
| g.append('path') | |
| .attr('d', function(d){return donuts(d, tool)}); | |
| } | |
| tools.map(function(x){path_tool(x)}); | |
| </script> |
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