Created
January 7, 2018 04:07
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Viz - Bar - waterfall
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| license: gpl-3.0 |
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| <!DOCTYPE html> | |
| <head> | |
| <meta charset="utf-8"> | |
| </head> | |
| <style> | |
| </style> | |
| <body> | |
| <svg width="960" height="500"> | |
| <g transform="translate(50,50)" id="bars"></g> | |
| </svg> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <script src="http://vizjs.org/viz.v1.3.0.min.js"></script> | |
| <script> | |
| var n = 31; | |
| var bar = viz.bar().data(Data()) | |
| .value0(function(d){ return d.start <= d.end ? d.start : d.end;}) | |
| .value1(function(d){ return d.start >= d.end ? d.start : d.end;}) | |
| d3.select("#bars") | |
| .append("g") | |
| .attr("transform","translate(0,"+bar.valueScale()(0)+")") | |
| .call(d3.axisBottom().scale(bar.keyScale()).tickFormat(tikFormat)); | |
| d3.select("#bars").call(bar); | |
| d3.select("#bars").select(".viz-bar") | |
| .selectAll(".bar") | |
| .style("fill",function(d,i){ return i==n ? "blue" : d.data.start <= d.data.end ? "green" : "red";}) | |
| function Data(){ | |
| var sigma = 0; | |
| var r = d3.range(n).map(function(d){ | |
| return {key: d, start:sigma, end:(sigma+=Math.random() < 0.6 ? Math.random() : - Math.random())}; | |
| }); | |
| r.push({key: n, start:sigma, end:0 }); | |
| return r; | |
| } | |
| function tikFormat(d){ | |
| return d < n ? d : "Total"; | |
| } | |
| </script> |
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