forked from georgiamoon/costOfConnectivity
/
fig20Chattanooga.html
123 lines (98 loc) · 3.14 KB
/
fig20Chattanooga.html
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<!DOCTYPE html>
<meta charset="utf-8">
<style>
body {
font: 10px sans-serif;
}
.axis path,
.axis line {
fill: none;
stroke: #000;
shape-rendering: crispEdges;
}
.bar {
fill: steelblue;
}
.x.axis path {
display: none;
}
</style>
<body>
<script src="http://d3js.org/d3.v3.min.js"></script>
<script>
var margin = {top: 20, right: 20, bottom: 30, left: 40},
width = 500 - margin.left - margin.right,
height = 250 - margin.top - margin.bottom;
var x0 = d3.scale.ordinal()
.rangeRoundBands([0, width], .1);
var x1 = d3.scale.ordinal();
var y = d3.scale.linear()
.range([height, 0]);
var color = d3.scale.ordinal()
.range(["#5CA5D9", "#3CA638", "#F2D544", "#F2636F", "#7E55D9"]);
var xAxis = d3.svg.axis()
.scale(x0)
.orient("bottom");
var yAxis = d3.svg.axis()
.scale(y)
.orient("left")
.tickFormat(d3.format(".2s"));
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 + ")");
d3.csv("data/fig20Chattanooga.csv", function(error, data) {
var years = d3.keys(data[0]).filter(function(key) { return key !== "DownloadSpeed"; });
data.forEach(function(d) {
d.year = years.map(function(column) { return {column: column, value: +d[column]}; });
});
x0.domain(data.map(function(d) { return d.DownloadSpeed; }));
x1.domain(years).rangeRoundBands([0, x0.rangeBand()]);
y.domain([0, d3.max(data, function(d) { return d3.max(d.year, function(d) { return d.value; }); })]);
svg.append("g")
.attr("class", "x axis")
.attr("transform", "translate(0," + height + ")")
.call(xAxis);
svg.append("g")
.attr("class", "y axis")
.call(yAxis)
.append("text")
.attr("transform", "rotate(-90)")
.attr("y", 6)
.attr("dy", ".71em")
.style("text-anchor", "end")
.text("Price ($PPP)");
var DownloadSpeed = svg.selectAll(".DownloadSpeed")
.data(data)
.enter().append("g")
.attr("class", "g")
.attr("transform", function(d) { return "translate(" + x0(d.DownloadSpeed) + ",0)"; });
DownloadSpeed.selectAll("rect")
.data(function(d) { return d.year; })
.enter().append("rect")
.attr("width", x1.rangeBand())
.attr("x", function(d) { return x1(d.column); })
.attr("y", function(d) { return y(d.value); })
.attr("height", function(d) { return height - y(d.value); })
.style("fill", function(d) { return color(d.column); })
.append("svg:title")
.text(function(d){ return "$" + Math.round(d.value *100)/100;});
var legend = svg.selectAll(".legend")
.data(years.slice().reverse())
.enter().append("g")
.attr("class", "legend")
.attr("transform", function(d, i) { return "translate(0," + i * 20 + ")"; });
legend.append("rect")
.attr("x", 50)
.attr("width", 18)
.attr("height", 18)
.style("fill", color);
legend.append("text")
.attr("x", 70)
.attr("y", 9)
.attr("dy", ".35em")
.style("text-anchor", "start")
.text(function(d) { return d; });
});
</script>