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Tornado chart
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<!DOCTYPE html> | |
<meta charset="utf-8"> | |
<style> | |
.bar--positive { | |
fill: #9BCCF5; | |
} | |
.bar--negative { | |
fill: pink; | |
} | |
text { | |
font: 10px sans-serif; | |
} | |
.axis path, | |
.axis line { | |
fill: none; | |
stroke: #000; | |
shape-rendering: crispEdges; | |
} | |
</style> | |
<body> | |
<p id="example"></p> | |
<script src="https://d3js.org/d3.v3.min.js"></script> | |
<script> | |
function tornadoChart() { | |
var margin = {top: 20, right: 30, bottom: 40, left: 100}, | |
width = 450 - margin.left - margin.right, | |
height = 200 - margin.top - margin.bottom; | |
var x = d3.scale.linear() | |
.range([0, width]); | |
var y = d3.scale.ordinal() | |
.rangeRoundBands([0, height], 0.1); | |
var xAxis = d3.svg.axis() | |
.scale(x) | |
.orient("bottom") | |
.ticks(7) | |
var yAxis = d3.svg.axis() | |
.scale(y) | |
.orient("left") | |
.tickSize(0) | |
var svg = d3.select("body").append("svg") | |
.attr("width", width + margin.left + margin.right) | |
.attr("height", height + margin.top + margin.bottom) | |
.append("g") | |
.attr("transform", "translate(" + margin.left + "," + margin.top + ")"); | |
function chart(selection) { | |
selection.each(function(data) { | |
x.domain(d3.extent(data, function(d) { return d.interactions; })).nice(); | |
y.domain(data.map(function(d) { return d.age; })); | |
var minInteractions = Math.min.apply(Math, data.map(function(o){return o.interactions;})) | |
yAxis.tickPadding(Math.abs(x(minInteractions) - x(0)) + 10); | |
var bar = svg.selectAll(".bar") | |
.data(data) | |
bar.enter().append("rect") | |
.attr("class", function(d) { return "bar bar--" + (d.interactions < 0 ? "negative" : "positive"); }) | |
.attr("x", function(d) { return x(Math.min(0, d.interactions)); }) | |
.attr("y", function(d) { return y(d.age); }) | |
.attr("width", function(d) { return Math.abs(x(d.interactions) - x(0)); }) | |
.attr("height", y.rangeBand()) | |
bar.enter().append('text') | |
.attr("text-anchor", "middle") | |
.attr("x", function(d,i) { | |
return x(Math.min(0, d.interactions)) + (Math.abs(x(d.interactions) - x(0)) / 2); | |
}) | |
.attr("y", function(d,i) { | |
return y(d.age) + (y.rangeBand() / 2); | |
}) | |
.attr("dy", ".35em") | |
.text(function (d) { return d.interactions; }) | |
svg.append("g") | |
.attr("class", "x axis") | |
.attr("transform", "translate(0," + height + ")") | |
.call(xAxis); | |
svg.append("g") | |
.attr("class", "y axis") | |
.attr("transform", "translate(" + x(0) + ",0)") | |
.call(yAxis); | |
}); | |
} | |
return chart; | |
} | |
var data = {"BMW":[{"age":"18-24","gender":"male","interactions":21600},{"age":"18-24","gender":"female","interactions":-5500},{"age":"25-34","gender":"male","interactions":19500},{"age":"25-34","gender":"female","interactions":-5000},{"age":"35-44","gender":"male","interactions":10700},{"age":"35-44","gender":"female","interactions":-3500},{"age":"45-54","gender":"male","interactions":5700},{"age":"45-54","gender":"female","interactions":-2400},{"age":"55-64","gender":"male","interactions":2500},{"age":"55-64","gender":"female","interactions":-1100},{"age":"65+","gender":"male","interactions":1600},{"age":"65+","gender":"female","interactions":-600}],"Ford Mustang":[{"age":"18-24","gender":"male","interactions":7600},{"age":"18-24","gender":"female","interactions":-800},{"age":"25-34","gender":"male","interactions":7100},{"age":"25-34","gender":"female","interactions":-900},{"age":"35-44","gender":"male","interactions":5100},{"age":"35-44","gender":"female","interactions":-800},{"age":"45-54","gender":"male","interactions":3500},{"age":"45-54","gender":"female","interactions":-600},{"age":"55-64","gender":"male","interactions":1400},{"age":"55-64","gender":"female","interactions":-300},{"age":"65+","gender":"male","interactions":600},{"age":"65+","gender":"female","interactions":-200}],"Ford Motor Company":[{"age":"25-34","gender":"male","interactions":4300},{"age":"25-34","gender":"female","interactions":-800},{"age":"18-24","gender":"male","interactions":4200},{"age":"18-24","gender":"female","interactions":-700},{"age":"35-44","gender":"male","interactions":3000},{"age":"35-44","gender":"female","interactions":-600},{"age":"45-54","gender":"male","interactions":1800},{"age":"45-54","gender":"female","interactions":-500},{"age":"55-64","gender":"male","interactions":800},{"age":"55-64","gender":"female","interactions":-300},{"age":"65+","gender":"male","interactions":500},{"age":"65+","gender":"female","interactions":-200}]}; | |
for (var i in data) { | |
var chart = tornadoChart() | |
d3.select("#example") | |
.datum(data[i]) | |
.call(chart); | |
} | |
</script> | |
</body> |
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