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January 11, 2018 13:50
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Bar Chart using Cal-Adapt data
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| license: mit |
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| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <style> | |
| .bar { | |
| fill: steelblue; | |
| } | |
| .bar:hover { | |
| fill: brown; | |
| } | |
| .axis--x path { | |
| display: none; | |
| } | |
| </style> | |
| <svg width="960" height="500"></svg> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <script> | |
| var url = 'http://api.cal-adapt.org/api/series/tasmax_year_livneh/1950-01-01/2005-01-01/?pagesize=100&g=%7B%22type%22%3A%22Point%22%2C%22coordinates%22%3A%5B-121.46875%2C38.59375%5D%7D'; | |
| var svg = d3.select("svg"), | |
| margin = {top: 20, right: 20, bottom: 30, left: 40}, | |
| width = +svg.attr("width") - margin.left - margin.right, | |
| height = +svg.attr("height") - margin.top - margin.bottom; | |
| var x = d3.scaleBand().rangeRound([0, width]).padding(0.1), | |
| y = d3.scaleLinear().rangeRound([height, 0]); | |
| var g = svg.append("g") | |
| .attr("transform", "translate(" + margin.left + "," + margin.top + ")"); | |
| d3.json("data.tsv", function(error, data) { | |
| if (error) throw error; | |
| var tasmaxData = data.results.map(function(year){ | |
| return { | |
| date: year.event, | |
| value: +year.image | |
| }; | |
| }); | |
| x.domain(data.map(function(d) { return d.date; })); | |
| y.domain([0, d3.max(data, function(d) { | |
| return d.value; | |
| })]); | |
| g.append("g") | |
| .attr("class", "axis axis--x") | |
| .attr("transform", "translate(0," + height + ")") | |
| .call(d3.axisBottom(x)); | |
| g.append("g") | |
| .attr("class", "axis axis--y") | |
| .call(d3.axisLeft(y).ticks(10, "%")) | |
| .append("text") | |
| .attr("transform", "rotate(-90)") | |
| .attr("y", 6) | |
| .attr("dy", "0.71em") | |
| .attr("text-anchor", "end") | |
| .text("Frequency"); | |
| g.selectAll(".bar") | |
| .data(data) | |
| .enter().append("rect") | |
| .attr("class", "bar") | |
| .attr("x", function(d) { return x(d.date); }) | |
| .attr("y", function(d) { return y(d.value); }) | |
| .attr("width", x.bandwidth()) | |
| .attr("height", function(d) { return height - y(d.value); }); | |
| }); | |
| </script> |
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