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May 8, 2018 12:08
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| license: mit |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <meta name="viewport" content="width=device-width"> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/d3-legend/2.24.0/d3-legend.min.js"></script> | |
| <title>Pie Chart</title> | |
| <style> | |
| </style> | |
| </head> | |
| <body> | |
| <svg width="550" height="500"></svg> | |
| <script> | |
| var data = [ | |
| { | |
| "label": "Currency", | |
| "value": "318.70", | |
| "isDecreasing": false, | |
| "change": 13.7 | |
| }, | |
| { | |
| "label": "Equity", | |
| "value": "36115.70", | |
| "isDecreasing": false, | |
| "change": 49.35 | |
| }, | |
| { | |
| "label": "Volatility", | |
| "value": "1099.70", | |
| "isDecreasing": false, | |
| "change": 5.4 | |
| }, | |
| { | |
| "label": "Commodity", | |
| "value": "1122.30", | |
| "isDecreasing": true, | |
| "change": 5.35 | |
| }, | |
| { | |
| "label": "Alternatives", | |
| "value": "113.00", | |
| "isDecreasing": true, | |
| "change": 7.27 | |
| }, | |
| { | |
| "label": "Real Estate", | |
| "value": "250.70", | |
| "isDecreasing": false, | |
| "change": 35.25 | |
| }, | |
| { | |
| "label": "Bond", | |
| "value": "4508.10", | |
| "isDecreasing": false, | |
| "change": 6.57 | |
| } | |
| ]; | |
| const pieValue = d => d.value; | |
| const colorValue = d => d.label+' - '+d.change+"%"+'<text>'+d.isDecreasing+'</text>'; | |
| const colorLabel = 'Religion'; | |
| const margin = { left: 10, right: 177, top: 1, bottom: 1 }; | |
| const svg = d3.select('svg'); | |
| const width = svg.attr('width'); | |
| const height = svg.attr('height'); | |
| const innerWidth = width - margin.left - margin.right; | |
| const innerHeight = height - margin.top - margin.bottom; | |
| const pie = d3.pie().value(pieValue); | |
| const arc = d3.arc() | |
| .innerRadius(0) | |
| .outerRadius(width / 3); | |
| const g = svg.append('g') | |
| .attr('transform', `translate(${margin.left},${margin.top})`); | |
| const pieG = g.append('g') | |
| .attr('transform', `translate(${innerWidth / 2},${innerHeight / 2})`); | |
| const colorLegendG = g.append('g') | |
| .attr('transform', `translate(${innerWidth + 20}, 150)`); | |
| colorLegendG.append('text') | |
| .attr('class', 'legend-label') | |
| .attr('x', -30) | |
| .attr('y', -40) | |
| .text(colorLabel); | |
| const colorScale = d3.scaleOrdinal() | |
| .range(d3.schemeCategory10); | |
| const colorLegend = d3.legendColor() | |
| .scale(colorScale) | |
| .shape('circle'); | |
| colorScale.domain(data.map(colorValue)); | |
| const arcs = pie(data); | |
| pieG.selectAll('path').data(arcs) | |
| .enter().append('path') | |
| .attr('d', arc) | |
| .attr('fill', d => { | |
| return colorScale(colorValue(d.data)); | |
| }); | |
| colorLegendG.call(colorLegend) | |
| .selectAll('.cell text') | |
| .attr('dy', '0.1em'); | |
| </script> | |
| </body> | |
| </html> |
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