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June 11, 2018 14:52
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circles on circle pie
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| license: mit |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
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| <!DOCTYPE html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <style> | |
| body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; } | |
| </style> | |
| </head> | |
| <body> | |
| <script> | |
| var radius = 120 | |
| var circleRadius = 2 | |
| var circleCount = 100 | |
| function toRadians (angle) { | |
| return angle * (Math.PI / 180); | |
| } | |
| var data = [["Мужчины",101231140],["Женщины",73243240]] | |
| var svg = d3.select("body").append("svg") | |
| .attr("width", 350) | |
| .attr("height", 500) | |
| var center = [205,205] | |
| var sum = data.reduce((acc,cur)=>(acc+cur[1]),0) | |
| // data = data.map((d)=>((d.concat(Math.round(d[1]/sum*100))))) | |
| data = data.map((d)=>((d.concat(d[1]/sum)))) | |
| console.log(data) | |
| var angleStep = 360/circleCount | |
| var circles = [] | |
| var color = d3.scaleThreshold() | |
| .domain(data | |
| .map((d)=>(Math.round(d[2]*100))) | |
| .reduce((acc, cur, i, arr) => { | |
| arr[i]=Math.round(arr[i]+arr[i-1]) | |
| return arr }) | |
| ) | |
| .range(["blue","red","green"]) | |
| // console.log(color.domain()) | |
| d3.range(0,circleCount).forEach((d,i)=>{ | |
| var angleRad = toRadians(i*angleStep-90) | |
| svg.append("circle") | |
| .attr("cx",radius*Math.cos(angleRad)+center[0]) | |
| .attr("cy",radius*Math.sin(angleRad)+center[1]) | |
| .attr("r",()=>(color.domain().includes(i+1) ? circleRadius*2:circleRadius)) | |
| .style("fill", color(i)); | |
| }) | |
| svg.append("circle") | |
| .attr("cx",center[0]) | |
| .attr("cy",center[1]) | |
| .attr("r",radius*.85) | |
| .attr("fill","transparent") | |
| .attr("stroke","grey") | |
| svg.append("text") | |
| .text("ДЕМОГРАФИЯ") | |
| .attr("x", 0) | |
| .attr("y", 24) | |
| .attr("font-size", 24/1.25) | |
| .attr("font-family", "monospace") | |
| data.forEach((d,i)=>{ | |
| const legendColor = color(d[2]*100) | |
| svg.append("text") | |
| .text(d3.format(",.2%")(d[2])) | |
| .attr("x", center[0]*i*1.1) | |
| .attr("y", center[1]+radius*1.5) | |
| .attr("font-size", 24) | |
| .attr("font-family", "monospace") | |
| svg.append("text") | |
| .text(d[0]) | |
| .attr("x", 24+center[0]*i*1.1) | |
| .attr("y", center[1]+radius*1.5+24*1.33) | |
| .attr("font-size", 24/1.25) | |
| .attr("font-family", "monospace") | |
| .style("fill", legendColor) | |
| .style("text-transform", "uppercase") | |
| svg.append("circle") | |
| .attr("cx", 24/2+center[0]*i*1.1) | |
| .attr("cy", center[1]+radius*1.5+24*1.05) | |
| .attr("r", circleRadius*2) | |
| .attr("fill",legendColor) | |
| }) | |
| </script> | |
| </body> |
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