Module 5

<!DOCTYPE html>
<html lang="en">
	<head>
		<meta charset="utf-8">
		<title>Module 5 Assignment</title>
		<script type="text/javascript" src="https://d3js.org/d3.v3.js"></script>
		<style type="text/css">
			
			body {
				background-color: lightblue;
				font-family: georgia, Helvetica;
			}

svg {
				background-color: steelblue;
			}

circle {
			fill: white;
			}

circle:hover {
				fill: yellow;
			}

.axis path,
			.axis line {
				fill: none;
				stroke: white;
				shape-rendering: crispEdges;
			}

.axis text {
				font-family: georgia;
				font-size: 12px;
				font-color: white;
			}

h1{
				color:black;
			}
			h3{
				color:black;
			}

</style>
	</head>
	<body>
			<h1>Average Daily Inmate Population</h1>
			<h3>Source: <a href="https://www.vera.org/sites/default/files/resources/downloads/price-of-prisons-updated-version-021914.pdf">VERA Institute of Justice: The Price of Prisons</a>, 2012</h3>

var w = 830;
			var h = 650;
			var padding = [ 5, 5, 50, 100 ]; //Top, right, bottom, left

var xScale = d3.scale.linear()
								//.range([ 0, w ]);
								.range([ padding[3], w - padding[1] - padding[3] ]);

var yScale = d3.scale.linear()
								//.rangeRoundBands([ 0, h ], 0.1);
								.range([ padding[0], h - padding[2] ]);

var xAxis = d3.svg.axis()
								.scale(xScale)
								.orient("bottom")
								.ticks(10);

var yAxis = d3.svg.axis()
								.scale(yScale)
								.orient("left")
								.tickFormat(function(d) {
									return d;
								});

var svg = d3.select("body")
						.append("svg")
						.attr("width", w)
						.attr("height", h);

d3.csv("priceofprisonsperinmate.csv", function(data) {

xScale.domain([ 
					d3.min(data, function(d) { 
					return +d.bbAverageDailyInmatePopulation; 
					}),

d3.max(data, function(d) { 
					return +d.bbAverageDailyInmatePopulation; 
					})
				]);
				
				yScale.domain([ 
					d3.max(data, function(d) { 
					return +d.bTaxpayerCostofPrisons; 
					}),
 
					d3.min(data, function(d) { 
					return +d.bTaxpayerCostofPrisons; 
					}) 
				]);

var circles = svg.selectAll("circle")
								.data(data)
								.enter()
								.append("circle");

circles.attr("cx", function(d) {
						return xScale(d.bbAverageDailyInmatePopulation);
					})
					.attr("cy", function(d) {
						return yScale(d.bTaxpayerCostofPrisons);
					})
					.attr("r", 0.1)
					.attr("fill", "steelblue")
					.append("title")
					.text(function(d) {
							return d.state + "'s average daily inmate population is " + d.bbAverageDailyInmatePopulation + " (in thousands)" + "and cost of prisons is " + d.bTaxpayerCostofPrisons + " (in millions)";
						});

circles.sort(function(a, b) {
						return d3.ascending(+a.bbAverageDailyInmatePopulation, + b.bbAverageDailyInmatePopulation);
					})
					.transition()
					.delay(function(d, i) {
						return i * 50;
					})
					.duration(2000)
					.attr("r", 3);

// Adding axis to "x"
				svg.append("g")
					.attr("class", "x axis")
					.attr("transform", "translate(0," + (h - padding [2] + 10) + ")")
					.call(xAxis);

// Adding axis to "y" 
				svg.append("g")
					.attr("class", "y axis")
					.attr("transform", "translate(" + (padding[3] - 10) + ",0)")
					.call(yAxis);
						// padding[3] - 10 opens more space for the center axis

});

</script>

</body>
</html>

Modified http://d3js.org/d3.v3.js to a secure url

https://d3js.org/d3.v3.js