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<!DOCTYPE html> |
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<html> |
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<head> |
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<meta charset="utf-8"> |
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<meta name="viewport" content="width=device-width"> |
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<script src="https://d3js.org/d3.v4.min.js"></script> |
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<script src="https://unpkg.com/datalib@1.8.0/datalib.min.js"></script> |
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<script src="https://unpkg.com/d3-area-label@1.2.0"></script> |
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<title>Global Carbon Emissions Streamgraph</title> |
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<style> |
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body { |
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margin: 0px; |
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} |
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.area-label { |
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font-family: sans-serif; |
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fill-opacity: 0.7; |
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fill: white; |
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} |
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path:hover { |
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fill-opacity: 1; |
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fill:black; |
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} |
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path { |
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fill-opacity: 0.8; |
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stroke-width: 0.5; |
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} |
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text { |
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pointer-events: none; |
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} |
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.axis--major .tick text, .legend text, .tooltip text { |
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fill: #585858; |
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font-family: sans-serif; |
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font-size: 12pt; |
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} |
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.axis--minor .tick text { |
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display: none; |
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} |
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.axis--major .tick line{ |
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stroke: #ddd; |
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stroke-width: 1px; |
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} |
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.axis--minor .tick line{ |
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stroke: #eee; |
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} |
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.axis-label { |
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fill: #585858; |
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font-family: sans-serif; |
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font-size: 14pt; |
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} |
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.axis .domain { |
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display: none; |
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} |
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</style> |
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</head> |
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<body> |
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<svg width="960" height="500"></svg> |
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<script> |
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const yLabel = "Global Carbon Emissions (10E6 metric tons)" |
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const row = d => { |
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d.Year = new Date(+d.Year); |
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d.Gas = +d.Gas; |
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d.Liquids = +d.Liquids; |
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d.Solids = +d.Solids; |
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d.Cement = +d.Cement; |
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d.Flaring = +d.Flaring; |
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d.Total = +d.Total; |
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d.Capita = 0; |
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return d; |
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}; |
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// Load and summarize the data. |
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d3.csv('dataco2tall.csv', row, data => { |
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render(data); |
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}); |
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var margin = { top: 0, bottom: 30, left: 80, right: 10 }; |
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var svg = d3.select('svg'); |
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var width = +svg.attr('width'); |
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var height = +svg.attr('height'); |
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var g = svg.append('g') |
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.attr('transform', `translate(${margin.left},${margin.top})`); |
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var xAxisG = g.append('g') |
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.attr('class', 'axis'); |
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var yAxisG = g.append('g') |
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.attr('class', 'axis axis--major axis--y'); |
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var xAxisMinorG = xAxisG.append('g') |
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.attr('class', 'axis axis--minor'); |
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var xAxisMajorG = xAxisG.append('g') |
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.attr('class', 'axis axis--major'); |
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var marksG = g.append('g'); |
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const keys = ["Gas","Liquids","Solids","Cement","Flaring"]; |
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var stack = d3.stack() |
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.keys(keys); |
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var xValue = function (d) { return d.Year; }; |
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var xScale = d3.scaleTime(); |
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var yScale = d3.scaleLinear(); |
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var colorScale = d3.scaleOrdinal() |
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.range(d3.schemeCategory10); |
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var xAxisMajor = d3.axisBottom().scale(xScale).tickFormat(d3.format('0')); |
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var xAxisMinor = d3.axisBottom().scale(xScale).ticks(30); |
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var yAxis = d3.axisLeft().scale(yScale).ticks(10); |
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var area = d3.area() |
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.x(d => xScale(xValue(d.data))) |
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.y0(d => yScale(d[0])) |
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.y1(d => yScale(d[1])) |
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.curve(d3.curveBasis); |
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// Render StreamGraph |
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function render(data) { |
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const stacked = stack(data) |
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console.log(keys); |
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console.log(stacked); |
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var innerWidth = width - margin.right - margin.left; |
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var innerHeight = height - margin.top - margin.bottom; |
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xScale |
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.domain(d3.extent(data, xValue)) |
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.range([0, innerWidth]); |
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yScale |
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.domain([ |
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d3.min(stacked, function (series) { |
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return d3.min(series, function (d) { return d[0]; }); |
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}), |
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d3.max(stacked, function (series) { |
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return d3.max(series, function (d) { return d[1]; }); |
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}) |
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]) |
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.range([innerHeight, 0]); |
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//check y domain and range |
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console.log(yScale.domain()) |
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console.log(yScale.range()) |
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colorScale.domain(d3.range(keys.length)); |
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var paths = marksG.selectAll('path').data(stacked); |
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var pathsEnter = paths |
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.enter().append('path'); |
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pathsEnter.merge(paths) |
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.attr('fill', function (d) { return colorScale(d.index); }) |
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.attr('stroke', function (d) { return colorScale(d.index); }) |
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.attr('d', area); |
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paths.select('title') |
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.merge(pathsEnter.append('title')) |
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.text(function (d) { return d.key; }) |
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var labels = marksG.selectAll('text').data(stacked) |
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labels |
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.enter().append('text') |
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.attr('class', 'area-label') |
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.merge(labels) |
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.text(function (d) { return d.key; }) |
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.attr('transform', d3.areaLabel(area).interpolateResolution(1000)); |
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console.log(innerHeight) |
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//TypeError: cannot read property TickSize of Null |
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xAxisMajor.tickSize(2); |
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xAxisMinor.tickSize(0); |
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yAxis.tickSize(-innerWidth); |
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xAxisG.attr('transform', `translate(0,${innerHeight})`); |
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xAxisMajorG.call(xAxisMajor); |
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xAxisMinorG.call(xAxisMinor); |
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yAxisG.call(yAxis) |
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yAxisG.append('text') |
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.attr('class', 'axis-label') |
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.attr('x', -innerHeight / 2) |
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.attr('y', -60) |
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.attr('transform', `rotate(-90)`) |
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.style('text-anchor', 'middle') |
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.text(yLabel); |
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; |
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} |
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</script> |
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</body> |
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</html> |
