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Pyramid chart
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license: gpl-3.0 |
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<head> | |
<meta charset="utf-8"> | |
<script src="https://d3js.org/d3.v5.min.js"></script> | |
<style> | |
body { | |
padding-top: 45px; | |
margin: auto; | |
width: 650px; | |
font: 11px arial; | |
} | |
.hide path, | |
.hide line { | |
display: none; | |
} | |
</style> | |
</head> | |
<body> | |
<svg id="chart" width="650" height="420"></svg> | |
<select id="options"></select> | |
<script> | |
var server = [ | |
{age: "17 - 19", m_1: 54, f_1: 32, m_2: 44, f_2: 132, m_3: 41, f_3: 21}, | |
{age: "20 - 24", m_1: 62, f_1: 62, m_2: 14, f_2: 102, m_3: 55, f_3: 25}, | |
{age: "25 - 29", m_1: 32, f_1: 52, m_2: 10, f_2: 92, m_3: 45, f_3: 20}, | |
{age: "30 - 34", m_1: 30, f_1: 46, m_2: 9, f_2: 83, m_3: 40, f_3: 18}, | |
{age: "35 - 39", m_1: 26, f_1: 42, m_2: 5, f_2: 63, m_3: 35, f_3: 13}, | |
{age: "40 - 44", m_1: 22, f_1: 40, m_2: 6, f_2: 57, m_3: 30, f_3: 10}, | |
{age: "45 - 49", m_1: 14, f_1: 32, m_2: 2, f_2: 52, m_3: 20, f_3: 5}, | |
{age: "50 +", m_1: 10, f_1: 22, m_2: 2, f_2: 42, m_3: 18, f_3: 3}, | |
]; | |
load(server); | |
function load(data) { | |
var total = Object.keys(data[0]).slice(1) | |
var allM = [...total].filter(f => f.includes("m")) | |
var allF = [...total].filter(f => f.includes("f")) | |
var options = d3.select("#options").selectAll("option") | |
.data(allM) | |
.enter().append("option") | |
.attr("value", d => d.split("m")[1]) | |
.text(d => "Type: " + d.split("_")[1]) | |
data.forEach(function(d) { | |
var m = 0, f = 0; | |
for (var i = 0; i < allM.length; i++) { | |
m += d[allM[i]], f += d[allF[i]]; | |
} | |
d.m = m; | |
d.f = f; | |
return d; | |
}) | |
chart(data, total); | |
}; | |
function chart(data, team) { | |
var svg = d3.select("#chart"), | |
margin = {top: 15, right: 10, bottom: 15, left: 10, axis: 25}, | |
width = +svg.attr("width") - margin.left - margin.right, | |
height = +svg.attr("height") - margin.top - margin.bottom; | |
var xM = d3.scaleLinear() | |
.rangeRound([(width / 2) + margin.axis, width - margin.left]) | |
.domain([0, d3.max(data, d => Math.max(d.m, d.f))]).nice() | |
var xF = d3.scaleLinear() | |
.rangeRound([(width / 2) - margin.axis, margin.right]) | |
.domain(xM.domain()); | |
var y = d3.scaleBand() | |
.domain([...new Set(data.map(d => d.age))]) | |
.rangeRound([height - margin.bottom, margin.top]) | |
.padding(0.1); | |
var xAxisM = svg.append("g") | |
.attr("class", "x-axis") | |
.attr("transform", `translate(0,${(height - margin.bottom)})`) | |
.call(d3.axisBottom(xM)); | |
var xAxisF = xAxisM.clone().call(d3.axisBottom(xF)); | |
var yAxis = svg.append("g") | |
.attr("class", "hide") | |
.style("text-anchor", "middle") | |
.attr("transform", | |
`translate(${((margin.left + width + margin.right) / 2)}, 0)`) | |
.call(d3.axisLeft(y).ticks(null, "s")) | |
var male = svg.selectAll(null) | |
.data(data) | |
.enter().append("rect") | |
.attr("opacity", .75) | |
.attr("fill","steelblue") | |
.attr("x", xM(0)) | |
.attr("y", d => y(d.age)) | |
.attr("height", y.bandwidth()) | |
.attr("width", d => xM(d.m) - xM(0)); | |
var female = svg.selectAll(null) | |
.data(data) | |
.enter().append("rect") | |
.attr("opacity", .75) | |
.attr("fill","darkorange") | |
.attr("x", d => xF(d.f)) | |
.attr("y", d => y(d.age)) | |
.attr("height", y.bandwidth()) | |
.attr("width", d => Math.abs(xF(d.f) - xF(0))); | |
update(d3.select("#options").property("value"), 0); | |
function update(input, speed) { | |
var maleInput = svg.selectAll(".maleInput") | |
.data(data, d => d.age); | |
maleInput.exit().remove() | |
maleInput.enter().append("rect") | |
.attr("class", "maleInput") | |
.attr("fill","steelblue") | |
.attr("x", xM(0)) | |
.attr("y", d => y(d.age)) | |
.attr("height", y.bandwidth()) | |
.merge(maleInput) | |
.transition().duration(speed) | |
.attr("width", d => xM(d["m" + input]) - xM(0)); | |
var femaleInput = svg.selectAll(".femaleInput") | |
.data(data, d => d.age); | |
femaleInput.exit().remove() | |
femaleInput.enter().append("rect") | |
.attr("class", "femaleInput") | |
.attr("fill","darkorange") | |
.attr("y", d => y(d.age)) | |
.attr("height", y.bandwidth()) | |
.merge(femaleInput) | |
.transition().duration(speed) | |
.attr("x", d => xF(d["f" + input])) | |
.attr("width", d => Math.abs(xF(d["f" + input]) - xF(0))); | |
} | |
var select = d3.select("#options") | |
.on("change", function() { | |
update(this.value, 750) | |
}) | |
} | |
</script> | |
</body> |
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