| license: gpl-3.0 |
This is a version of this D3v3 timeseries bar chart using the D3 v4 API.
It also uses data with UTC timestamps.
forked from zigahertz's block: D3v4 Bar Chart with Timeseries Data
forked from vikkya's block: D3v4 Bar Chart with Timeseries Data
forked from vikkya's block: D3v4 Bar Chart
forked from vikkya's block: D3v4 Bar Chart
| value | date | |
|---|---|---|
| 88 | 17:00 | |
| 198 | 15:00 | |
| 168 | 08:00 | |
| 141 | 06:00 | |
| 93 | 00:00 | |
| 108 | 20:00 | |
| 162 | 02:00 | |
| 120 | 18:00 | |
| 103 | 11:00 | |
| 172 | 09:00 | |
| 84 | 05:00 | |
| 126 | 22:00 | |
| 113 | 14:00 | |
| 113 | 10:00 | |
| 115 | 07:00 | |
| 150 | 23:00 | |
| 120 | 16:00 | |
| 102 | 13:00 | |
| 144 | 12:00 | |
| 145 | 04:00 | |
| 116 | 01:00 | |
| 115 | 21:00 | |
| 105 | 03:00 | |
| 138 | 19:00 |
| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <head> | |
| <style> | |
| .axis { | |
| font: 10px sans-serif; | |
| } | |
| .axis path, | |
| .axis line { | |
| fill: none; | |
| stroke: #000; | |
| shape-rendering: crispEdges; | |
| } | |
| .axis .domain{ | |
| display: none; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <script> | |
| var month = ["January","February","March","April","May","June","July","August","September","October","November","December"] | |
| var margin = {top: 20, right: 20, bottom: 70, left: 40}, | |
| width = 600 - margin.left - margin.right, | |
| height = 400 - margin.top - margin.bottom; | |
| // Parse the date / time | |
| var parseDate = d3.isoParse | |
| var x = d3.scaleBand().rangeRound([0, width]).padding(0.1); | |
| var y = d3.scaleLinear().range([height, 0]); | |
| var xAxis = d3.axisBottom() | |
| .scale(x); | |
| var yAxis = d3.axisLeft() | |
| .scale(y) | |
| .ticks(10); | |
| 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("bar-data.csv", function(error, data) { | |
| data.forEach(function(d) { | |
| d.date = d.date; | |
| d.value = +d.value; | |
| }); | |
| x.domain(data.map(function(d) { return d.date; })); | |
| y.domain([0 , d3.max(data, function(d) { return d.value; })]); | |
| svg.selectAll("bar") | |
| .data(data) | |
| .enter().append("rect") | |
| .style("fill", function(d){ return '#162f6d'}) | |
| .attr("x", function(d) { return x(d.date) + x.bandwidth()/2; }) | |
| .attr("y", function(d) { return y(d.value); }) | |
| .attr("width", x.bandwidth()) | |
| .attr("height", function(d) { return height - y(d.value) }); | |
| svg.selectAll("texts") | |
| .data(data) | |
| .enter().append("text") | |
| .style("fill", 'black') | |
| .attr("x", function(d) { return x(d.date) + x.bandwidth(); }) | |
| .text(function(d){ return d.value}) | |
| .attr("y", function(d) { return y(d.value) - 5; }) | |
| .style("text-anchor", "middle") | |
| }); | |
| </script> | |
| </body> |