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b4yb-homebb-speed.html
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b4yb-homebb-speed.html
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<!DOCTYPE html>
<meta charset="utf-8">
<style>
body {
font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
position: relative;
width: 960px;
}
.axis text {
font: 10px sans-serif;
}
.axis path,
.axis line {
fill: none;
stroke: #000;
shape-rendering: crispEdges;
}
.bar {
fill-opacity: .9;
}
.x.axis path {
display: none;
}
label {
position: absolute;
top: 10px;
right: 10px;
}
</style>
<body>
<!-- <label><input type="checkbox"> Sort values</label> -->
<script src="d3/d3.v3.min.js"></script>
<script>
var margin = {top: 20, right: 20, bottom: 30, left: 40},
width = 688 - margin.left - margin.right,
height = 250 - margin.top - margin.bottom;
var x = d3.scale.ordinal()
.rangeRoundBands([0, width], .1, 1);
var y = d3.scale.pow()
.range([height, 0]);
var xAxis = d3.svg.axis()
.scale(x)
.orient("bottom");
var yAxis = d3.svg.axis()
.scale(y)
.orient("left");
//.tickFormat(formatPercent);
var color = d3.scale.category10();
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/2014B4YBHomeBB.csv", function(error, data) {
data.forEach(function(d) {
d.DownloadSpeed = +d.DownloadSpeed;
});
x.domain(data.map(function(d) { return d.City; }));
y.domain([20,d3.max(data, function(d) { return d.DownloadSpeed; })]).nice();
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("Download Speed (Mpbs)");
svg.selectAll(".bar")
.data(data)
.enter().append("rect")
.attr("class", "bar")
.attr("x", function(d) { return x(d.City); })
.attr("width", x.rangeBand())
.style("fill", function(d) { return color(d.Continent); })
.attr("y", function(d) { return y(d.DownloadSpeed); })
.attr("height", function(d) { return height - y(d.DownloadSpeed); })
.append("svg:title")
.text(function(d){ return d.Label;});
svg.append("g")
.attr("class", "x axis")
.attr("transform", "translate(0," + height + ")")
.call(xAxis)
.selectAll("text")
.attr("y", 0)
.attr("x", 9)
.attr("dy", ".35em")
.style("text-anchor", "start")
.attr("transform", "rotate(-90)");
d3.select("input").on("change", change);
var sortTimeout = setTimeout(function() {
d3.select("input").property("checked", true).each(change);
}, 0);
function change() {
//clearTimeout(sortTimeout);
// Copy-on-write since tweens are evaluated after a delay.
var x0 = x.domain(data.sort(this.checked
? function(a, b) { return d3.ascending(a.Continent, b.Continent); }
: function(a, b) { return b.DownloadSpeed - a.DownloadSpeed; })
//: function(a, b) { return b.Rank - a.Rank; })
.map(function(d) { return d.City; }))
.copy();
var transition = svg.transition().duration(750),
delay = function(d, i) { return i * 50; };
transition.selectAll(".bar")
.delay(delay)
.attr("x", function(d) { return x(d.City); });
transition.select(".x.axis")
.call(xAxis)
.selectAll("text")
.attr("y", 0)
.attr("x", 9)
.attr("dy", ".35em")
.style("text-anchor", "start")
.selectAll("g")
.delay(delay);
}
});
</script>
</body>