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D3 column chart
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| date | value | |
|---|---|---|
| 2013-01 | 53 | |
| 2013-02 | 165 | |
| 2013-03 | 269 | |
| 2013-04 | 344 | |
| 2013-05 | 376 | |
| 2013-06 | 410 | |
| 2013-07 | 421 | |
| 2013-08 | 405 | |
| 2013-09 | 376 | |
| 2013-10 | 359 | |
| 2013-11 | 392 | |
| 2013-12 | 433 | |
| 2014-01 | 455 | |
| 2014-02 | 478 |
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| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <head> | |
| <style> | |
| .axis { | |
| font: 10px sans-serif; | |
| } | |
| .axis path, | |
| .axis line { | |
| fill: none; | |
| stroke: #000; | |
| shape-rendering: crispEdges; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div class="dviz" id="dviz-column"></div> | |
| <script src="http://d3js.org/d3.v3.min.js"></script> | |
| <script> | |
| var margin = {top: 20, right: 20, bottom: 70, left: 40}, | |
| width = 600 - margin.left - margin.right, | |
| height = 300 - margin.top - margin.bottom; | |
| // Parse the date / time | |
| var parseDate = d3.time.format("%Y-%m").parse; | |
| var x = d3.scale.ordinal().rangeRoundBands([0, width], .05); | |
| var y = d3.scale.linear().range([height, 0]); | |
| var xAxis = d3.svg.axis() | |
| .scale(x) | |
| .orient("bottom") | |
| .tickFormat(d3.time.format("%Y-%m")); | |
| var yAxis = d3.svg.axis() | |
| .scale(y) | |
| .orient("left") | |
| .ticks(10); | |
| var svg = d3.select("#dviz-column").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) { | |
| data.forEach(function(d) { | |
| d.date = parseDate(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.append("g") | |
| .attr("class", "x axis") | |
| .attr("transform", "translate(0," + height + ")") | |
| .call(xAxis) | |
| .selectAll("text") | |
| .style("text-anchor", "end") | |
| .attr("dx", "-.8em") | |
| .attr("dy", "-.55em") | |
| .attr("transform", "rotate(-90)" ); | |
| svg.append("g") | |
| .attr("class", "y axis") | |
| .call(yAxis) | |
| .append("text") | |
| .attr("transform", "rotate(-90)") | |
| .attr("y", 6) | |
| .attr("dy", ".71em") | |
| .style("text-anchor", "end") | |
| .text("Value ($)"); | |
| svg.selectAll("bar") | |
| .data(data) | |
| .enter().append("rect") | |
| .style("fill", "steelblue") | |
| .attr("x", function(d) { return x(d.date); }) | |
| .attr("width", x.rangeBand()) | |
| .attr("y", function(d) { return y(d.value); }) | |
| .attr("height", function(d) { return height - y(d.value); }); | |
| }); | |
| </script> | |
| </body> |
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