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forked from CoreyBurkhart's block: Pie Chart
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May 1, 2017 22:27
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Pie Chart
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| license: mit |
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| <!DOCTYPE html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <style> | |
| body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; } | |
| .arc text { | |
| fill: white; | |
| font-weight: bold; | |
| } | |
| .arc. path { | |
| stroke: red; | |
| /* stroke-width: 2; */ | |
| } | |
| .title { | |
| font-size: 1.5rem; | |
| font-weight: 700; | |
| /* text-decoration: underline; */ | |
| text-transform: Capitalize; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <script> | |
| // Feel free to change or delete any of the code you see in this editor! | |
| var width = 960, | |
| height = 500, | |
| margin = 50, | |
| colors = [ | |
| 'rgba(142, 68, 173,1.0)', | |
| 'rgba(41, 128, 185,1.0)', | |
| 'rgba(22, 160, 133,1.0)' | |
| ], | |
| classes = ['1st Class', '2nd Class', '3rd Class']; | |
| var svg = d3.select("body").append("svg") | |
| .attr("width", width) | |
| .attr("height", height) | |
| var title =svg.append('g') | |
| .append('text') | |
| .attr('class', 'title') | |
| .text('Distribución por categoría') | |
| var TITLE_LENGTH = Number.parseInt(title.style('width').substr(0,3)) | |
| //center the title over the chart (I know i did this the hardway) | |
| title.attr('transform', `translate(${(width / 2) - (TITLE_LENGTH / 2)}, ${margin})`) | |
| var chart = svg.append('g') | |
| .attr('transform', `translate(${width / 2}, ${height / 1.8})`) | |
| var arc = d3.arc() | |
| .innerRadius(1) | |
| .outerRadius(200) | |
| .padRadius(20) | |
| var pie = d3.pie() | |
| .padAngle(.1); | |
| d3.json('Titanic.json', function(d) { | |
| var survivors = d.filter(function(el) { | |
| if(Number.parseInt(el.Survived)) { | |
| return el | |
| } | |
| }) | |
| var NUM_1_CLASS = survivors.filter(function(el) { | |
| if(el.PClass === '1st') { | |
| return el | |
| } | |
| }).length | |
| var NUM_2_CLASS = survivors.filter(function(el) { | |
| if(el.PClass === '2nd') { | |
| return el | |
| } | |
| }).length | |
| var NUM_3_CLASS = survivors.filter(function(el) { | |
| if(el.PClass === '3rd') { | |
| return el | |
| } | |
| }).length | |
| var sections = [ | |
| NUM_1_CLASS, | |
| NUM_2_CLASS, | |
| NUM_3_CLASS | |
| ]; | |
| chart = chart.selectAll('.arc') | |
| .data(pie(sections)) | |
| .enter() | |
| .append('g') | |
| .attr('class', 'arc') | |
| chart.append('path') | |
| .attr('d', arc) | |
| .attr('fill', function(d, i) { return colors[i]}) | |
| chart.append('text') | |
| .attr('transform', function(d){ return `translate(${arc.centroid(d)})`}) | |
| .text(function(d, i) {return classes[i]}) | |
| }) | |
| </script> | |
| </body> |
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| PClass | Survived | |
|---|---|---|
| 1st | 1 | |
| 1st | 1 | |
| 2nd | 1 | |
| 3rd | 1 | |
| 3rd | 1 | |
| 3rd | 1 |
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| [{"PClass":"1st","Survived":1}, | |
| {"PClass":"1st","Survived":1}, | |
| {"PClass":"2nd","Survived":1}, | |
| {"PClass":"3rd","Survived":1}, | |
| {"PClass":"3rd","Survived":1}, | |
| {"PClass":"3rd","Survived":1}] |
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| [{"text":"1st","categoria":"Pos"}, | |
| {"text":"1st","categoria":"Neu"}, | |
| {"text":"2nd","categoria":"Neu"}, | |
| {"text":"3rd","categoria":"Neu"}, | |
| {"text":"3rd","categoria":"Neg"}, | |
| {"text":"3rd","categoria":"Neg"}] |
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