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Pie chart
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| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <html> | |
| <head> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| </head> | |
| <body> | |
| <div id="chart"></div> | |
| <script> | |
| dataset = [{"Company":"A", "value":131}, | |
| {"Company":"B", "value":74}, | |
| {"Company":"C", "value":97}]; | |
| var width = 360; | |
| var height = 360; | |
| var radius = Math.min(width, height) / 2; | |
| var color = d3.scaleOrdinal(d3.schemeCategory20b); | |
| var svg = d3.select('#chart') | |
| .append('svg') | |
| .attr('width', width) | |
| .attr('height', height) | |
| .append('g') | |
| .attr('transform', 'translate(' + (width / 2) + | |
| ',' + (height / 2) + ')'); | |
| var arc = d3.arc() | |
| .innerRadius(0) | |
| .outerRadius(radius); | |
| var pie = d3.pie() | |
| .value(function(d) { return d.value; }) | |
| .sort(null); | |
| var path = svg.selectAll('path') | |
| .data(pie(dataset)) | |
| .enter() | |
| .append('path') | |
| .attr('d', arc) | |
| .attr('fill', function(d) { | |
| return color(d.data.Company); | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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