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Sorting area charts
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| license: mit |
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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> | |
| console.clear() | |
| const n = 11 | |
| const max = 100 | |
| const charts = 3 | |
| const margin = 20 | |
| const width = 150 | |
| const height = 150 | |
| let colour = ["#3CB371", "#F4A460"] | |
| let series = [ | |
| {"id": 0, "avg": 0, "maxCount": 0, "overallMax": false, "totalMaxCount": false, "values": []}, | |
| {"id": 1, "avg": 0, "maxCount": 0, "overallMax": false, "totalMaxCount": false, "values": []} | |
| ] | |
| let maxValue = 0 | |
| for (var i = 0; i < n; i++) { | |
| let s0 = 45 + Math.random() * 10 | |
| let s1 = 25 + Math.random() * 50 | |
| if (s0 > s1){ | |
| series[0].maxCount = series[0].maxCount + 1 | |
| if (s0 > maxValue) { | |
| series[0].overallMax = true | |
| series[1].overallMax = false | |
| maxValue = s0 | |
| } | |
| } else { | |
| series[1].maxCount = series[1].maxCount + 1 | |
| if (s1 > maxValue) { | |
| series[1].overallMax = true | |
| series[0].overallMax = false | |
| maxValue = s1 | |
| } | |
| } | |
| series[0].values.push(s0) | |
| series[1].values.push(s1) | |
| } | |
| series.forEach(function(s){ | |
| s.avg = s.values.reduce((a,b) => a + b, 0) / s.values.length | |
| s.maxAvg = false | |
| }) | |
| if (series[0].avg > series[1].avg) { | |
| series[0].maxAvg = true | |
| } else { | |
| series[1].maxAvg = true | |
| } | |
| if (series[0].maxCount > series[1].maxCount) { | |
| series[0].totalMaxCount = true | |
| } else { | |
| series[1].totalMaxCount = true | |
| } | |
| console.log(series) | |
| let xScale = d3.scaleLinear() | |
| .range([0, width]) | |
| .domain([0, n-1]) | |
| let yScale = d3.scaleLinear() | |
| .range([height, 0]) | |
| .domain([0, max]) | |
| let area = d3.area() | |
| .x(function (d, i) { return xScale(i) }) | |
| .y0(function (d) { return yScale(0) }) | |
| .y1(function (d) { return yScale(d) }) | |
| .curve(d3.curveCatmullRom.alpha(0.5)); | |
| let line = d3.line() | |
| .x(function (d, i) { return xScale(i) }) | |
| .y(function (d) { return yScale(d) }) | |
| .curve(d3.curveCatmullRom.alpha(0.5)); | |
| for (var c = 0; c < charts; c++) { | |
| let svg = d3.select("body").append("svg") | |
| .attr("width", width + margin + margin) | |
| .attr("height", height + margin + margin) | |
| let g = svg.append("g") | |
| .attr("transform", "translate(" + margin + "," + margin + ")") | |
| g.append("g") | |
| .attr("transform", "translate(0," + height + ")") | |
| .call(d3.axisBottom(xScale)) | |
| g.append("g") | |
| .attr("transform", "translate(0,0)") | |
| .call(d3.axisLeft(yScale)) | |
| let seriesG = g.selectAll(".series") | |
| .data(series) | |
| .enter() | |
| .append("g") | |
| .attr("class", "series") | |
| seriesG.append("text") | |
| .text(function(d, i){ | |
| if (c == 0) { | |
| return "Highest Avg" | |
| } else if (c == 1) { | |
| return "Overall Max" | |
| } else if (c == 2) { | |
| return "Total higher values" | |
| } | |
| }) | |
| .attr("y", 15) | |
| .attr("x", 15) | |
| let areas = seriesG.append("g") | |
| .attr("class", "area") | |
| .datum(function(d){ return d.values }) | |
| areas.append("path") | |
| .attr("d", area) | |
| .style("fill", function(d,i){ return colour[i] }) | |
| .style("opacity", 0.8) | |
| areas.append("path") | |
| .attr("d", line) | |
| .style("stroke", function(d,i){ return colour[i] }) | |
| .style("stroke-width", 3) | |
| .style("fill", "none") | |
| seriesG.filter(function(d, i){ | |
| if (c == 0) { | |
| return d.maxAvg == false | |
| } else if (c == 1) { | |
| return d.overallMax == false | |
| } else if (c == 2) { | |
| return d.totalMaxCount == false | |
| } | |
| }) | |
| .raise() | |
| } | |
| </script> | |
| </body> |
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