Example of stacked area charts --based off of this gist -- addressing this SO question.
Last active
October 19, 2023 01:38
-
-
Save mdml/8305340 to your computer and use it in GitHub Desktop.
D3 Stacked Area Chart Example
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.
Learn more about bidirectional Unicode characters
| date | Kermit | piggy | Gonzo | fuzzy | hogthrob | animal | floyd | Gabriel | Beaker | scooter | statler | waldorf | slim | sam | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 13-Oct-31 | 113.44 | 435.15 | 19.57 | 60.55 | 53.02 | 268.28 | 87.34 | 1.98 | 0 | 31.68 | 0 | 21.59 | 4.82 | 11.31 | |
| 13-Nov-30 | 109.86 | 506.85 | 18.97 | 58.77 | 388.37 | 131.48 | 85.34 | 1.98 | 0 | 48.50 | 0 | 21.59 | 4.70 | 11.31 | |
| 13-Dec-31 | 113.46 | 644.88 | 19.57 | 60.57 | 669.47 | 0 | 87.46 | 1.98 | 0 | 80.97 | 0 | 21.59 | 4.82 | 11.43 |
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.
Learn more about bidirectional Unicode characters
| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <style> | |
| body { | |
| font: 10px sans-serif; | |
| } | |
| .axis path, | |
| .axis line { | |
| fill: none; | |
| stroke: #000; | |
| shape-rendering: crispEdges; | |
| } | |
| .browser text { | |
| text-anchor: end; | |
| } | |
| </style> | |
| <body> | |
| <script src="http://d3js.org/d3.v3.js"></script> | |
| <script> | |
| var margin = {top: 20, right: 20, bottom: 30, left: 50}, | |
| width = 960 - margin.left - margin.right, | |
| height = 500 - margin.top - margin.bottom; | |
| var parseDate = d3.time.format("%y-%b-%d").parse; | |
| //formatPercent = d3.format(".0%"); | |
| var x = d3.time.scale() | |
| .range([0, width]); | |
| var y = d3.scale.linear() | |
| .range([height, 0]); | |
| var color = d3.scale.category20(); | |
| var xAxis = d3.svg.axis() | |
| .scale(x) | |
| .orient("bottom"); | |
| var yAxis = d3.svg.axis() | |
| .scale(y) | |
| .orient("left") | |
| //.tickFormat(formatPercent); | |
| var area = d3.svg.area() | |
| .x(function(d) { return x(d.date); }) | |
| .y0(function(d) { return y(d.y0); }) | |
| .y1(function(d) { return y(d.y0 + d.y); }); | |
| var stack = d3.layout.stack() | |
| .values(function(d) { return d.values; }); | |
| var svg = d3.select("body").append("svg") | |
| .attr("width", width + margin.left + margin.right) | |
| .attr("height", height + margin.top + margin.bottom) | |
| .append("g") | |
| .attr("transform", "translate(" + margin.left + "," + margin.top + ")"); | |
| d3.csv("data.csv", function(error, data) { | |
| color.domain(d3.keys(data[0]).filter(function(key) { return key !== "date"; })); | |
| data.forEach(function(d) { | |
| d.date = parseDate(d.date); | |
| }); | |
| var browsers = stack(color.domain().map(function(name) { | |
| return { | |
| name: name, | |
| values: data.map(function(d) { | |
| return {date: d.date, y: d[name] * 1}; | |
| }) | |
| }; | |
| })); | |
| // Find the value of the day with highest total value | |
| var maxDateVal = d3.max(data, function(d){ | |
| var vals = d3.keys(d).map(function(key){ return key !== "date" ? d[key] : 0 }); | |
| return d3.sum(vals); | |
| }); | |
| // Set domains for axes | |
| x.domain(d3.extent(data, function(d) { return d.date; })); | |
| y.domain([0, maxDateVal]) | |
| var browser = svg.selectAll(".browser") | |
| .data(browsers) | |
| .enter().append("g") | |
| .attr("class", "browser"); | |
| browser.append("path") | |
| .attr("class", "area") | |
| .attr("d", function(d) { return area(d.values); }) | |
| .style("fill", function(d) { return color(d.name); }); | |
| browser.append("text") | |
| .datum(function(d) { return {name: d.name, value: d.values[d.values.length - 1]}; }) | |
| .attr("transform", function(d) { return "translate(" + x(d.value.date) + "," + y(d.value.y0 + d.value.y / 2) + ")"; }) | |
| .attr("x", -6) | |
| .attr("dy", ".35em") | |
| .text(function(d) { return d.name; }); | |
| svg.append("g") | |
| .attr("class", "x axis") | |
| .attr("transform", "translate(0," + height + ")") | |
| .call(xAxis); | |
| svg.append("g") | |
| .attr("class", "y axis") | |
| .call(yAxis); | |
| }); | |
| </script> |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment