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Attempting to make a status widget (DNA chart) in D3
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| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <body> | |
| <script src="http://d3js.org/d3.v3.js"></script> | |
| <script> | |
| // basic dimensions | |
| var widgetsize = 100; | |
| var margin = {top: 10, right: 10, bottom: 10, left: 10} | |
| var width = widgetsize - margin.left - margin.right; | |
| var height = widgetsize - margin.top - margin.bottom; | |
| // date parser | |
| var parseDate = d3.time.format("%Y-%m-%dT%H:%M:%SZ").parse; | |
| // SVG container | |
| var svgContainer = d3.select("body").append("svg") | |
| .attr("width", width) | |
| .attr("height", height); | |
| // fake data | |
| var response = { | |
| Items: [ | |
| {timeValue: "2013-05-09T00:00:00Z", status: 0, xvalue: 10}, | |
| {timeValue: "2013-05-08T23:00:00Z", status: 0, xvalue: 20}, | |
| {timeValue: "2013-05-08T22:00:00Z", status: 0, xvalue: 30}, | |
| {timeValue: "2013-05-08T21:00:00Z", status: 1, xvalue: 40}, | |
| {timeValue: "2013-05-08T20:00:00Z", status: 1, xvalue: 50}, | |
| {timeValue: "2013-05-08T19:00:00Z", status: 0, xvalue: 60} | |
| ], | |
| NextPageLink: "fakeurl", | |
| Count: 6 | |
| }; | |
| // function to return the color based on the status | |
| function statusColor(status) { | |
| var colors = { | |
| 0: 'firebrick', | |
| 1: 'forestgreen' | |
| }; | |
| return colors[status]; | |
| }; | |
| var xscale = d3.time.scale() | |
| .range([0, width]) | |
| .domain([0, 100]); | |
| //.domain([parseDate("2013-05-08T00:00:00Z"), parseDate("2013-05-09T00:00:00Z")]); | |
| var yscale = d3.scale.linear() | |
| .range([0, 30]); | |
| var dna = svgContainer.selectAll("rect") | |
| .data(response.Items) | |
| .enter() | |
| .append("rect"); | |
| dna.attr("x", function(d, i) { | |
| //return parseDate(d.timeValue) - parseDate("2013-05-09T00:00:00Z"); | |
| return d.xvalue; | |
| }) | |
| .attr("y", 10) | |
| .attr("width", 10) | |
| .attr("height", 30) | |
| .attr("fill", function(d, i) { | |
| return statusColor(d.status) | |
| }); | |
| </script> | |
| </body> |
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