CPI 2014 Exercise - Module 5

<!DOCTYPE html>
<html lang="en">
	<head>
		<meta charset="utf-8">
		<title>CP!2014</title>
		<script type="text/javascript" src="https://d3js.org/d3.v3.js"></script>
		<style type="text/css">
			
			body {
				background-color: white;
				font-family: Helvetica, Arial, sans-serif;
			}

h1 {
				font-size: 24px;
				margin: 0;
			}

p {
				font-size: 14px;
				margin: 10px 0 0 0;
			}

svg {
				background-color: white;
			}

circle:hover {
				fill: pink;
			}
			
			.axis path,
			.axis line {
				fill: none;
				stroke: black;
				shape-rendering: crispEdges;
			}
			
			.axis text {
				font-family: sans-serif;
				font-size: 9px;
			}

</style>
	</head>
	<body>

<h1>Corruption Perception Index 2014</h1>

<p>Better Life Index &ldquo;Life Satisfaction&rdquo; scores by country. Source: <a href="https://www.transparency.org/cpi2014/results">CPI</a>, 2014</p>
		<script type="text/javascript">

var w = 700;
			var h = 600;
			var padding = [ 20, 10, 50, 50 ];  //Top, right, bottom, left

var xScale = d3.scale.linear()
								.range( [padding[3], w - padding[1] - padding[3] ]);
			
			var yScale = d3.scale.linear()
								.range([ padding[0], h - padding[2] ]);

var xAxis = d3.svg.axis()
							.scale(xScale)
							.orient("bottom");
			
			var yAxis = d3.svg.axis()
							.scale(yScale)
							.orient("left");

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

d3.csv("CPI1314.csv", function(data) {

xScale.domain([
					d3.min(data, function(d) {
					return +d.cpi2014Score;
				}), 
					d3.max(data, function(d) {
					return +d.cpi2014Score;
				}) 
					]);

yScale.domain([ 
					d3.max(data, function(d) {
					return +d.countryRank2014;
				}),
					d3.min(data, function(d) {
					return +d.countryRank2014;
				}) 
					]);

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

circles.attr("cx", function(d) {
					return xScale(d.cpi2014Score);
				})
					.attr("cy", function(d) {
						return yScale(d.countryRank2014);
					})
					.attr("r",8)
					.attr("fill", "grey")
					.append("title")
					.text(function(d) {
						return d.countryorTerritory + "'s CPI score is " + d.cpi2014Score;
					});

circles.transition()
					.attr("cx", function(d) {
					return xScale(d.cpi2014Score);
				})
					.attr("cy", function(d) {
						return yScale(d.countryRank2014);
					})
					.duration(2000)
					.attr("r", 4)
					.attr("fill", function(d){
						if (d.Region=="AP") {return "red"}
						if (d.Region=="EE") {return "green"}
						if (d.Region=="ME")	{return "yellow"}
						if (d.Region=="AF") {return "blue"}
						if (d.Region=="EU")	{return "purple"}
						if (d.Region=="AM")	{return "orange"}
					})

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

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

svg.append("g")
					.attr("class", "y axis")
					.attr("transform", "translate(" + (padding[3]- 10) + ",0)")
					.call(yAxis);

});

</script>

</body>
</html>

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

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