eagereyes/index.html

## index.html
<!DOCTYPE html>
<html>
<head>
	<title>Large Multiples</title>
	<script src="http://d3js.org/d3.v3.min.js" charset="utf-8"></script>
	<style>
		rect {
			fill: #ddd;
			stroke: none;
		}

		rect.active, circle.unit, circle.worker {
			fill: steelblue;
		}

		text {
			font-family: Helvetica, Arial, sans-serif;
			fill: lightgray;
		}

		text.barlabel {
			fill: white;
			pointer-events: none;

		}

		text.label, #sentence, .activestep {
			fill: darkgray;
		}

		.step:hover {
			fill: #ccc;
		}

		h1 {
			font-family: Helvetica, Arial, sans-serif;
			margin-bottom: 0px;
			margin-left: 5px;
		}

	</style>
</head>
<body>
	<h1>It pays to be a CEO in the U.S.</h1>
	<div id="chart">
	</div>


<script>

var data = [
	{country: "Poland", multiple: 28, article: ""},
	{country: "Austria", multiple: 36, article: ""},
	{country: "Denmark", multiple: 48, article: ""},
	{country: "Portugal", multiple: 53, article: ""},
	{country: "Norway", multiple: 58, article: ""},
	{country: "Japan", multiple: 67, article: ""},
	{country: "Israel", multiple: 76, article: ""},
	{country: "United Kingdom", multiple: 84, article: "the "},
	{country: "Sweden", multiple: 89, article: ""},
	{country: "Australia", multiple: 93, article: ""},
	{country: "France", multiple: 104, article: ""},
	{country: "Czech Republic", multiple: 110, article: "the "},
	{country: "Spain", multiple: 127, article: ""},
	{country: "Germany", multiple: 147, article: ""},
	{country: "Switzerland", multiple: 148, article: ""},
	{country: "United States", multiple: 354, article: "the "}
];

var intervalID = -1;

var TIMEOUT = 20;

function makeSquares(numUnits) {
	svg.selectAll('.unit').remove();

	var a = Math.floor(Math.sqrt(numUnits)) // numUnits/.75 for 4:3 ratio of units
	var b = Math.floor(numUnits/a);
	var rest = numUnits-a*b;

	if (rest > a) {
		a += 1;
		rest = numUnits-a*b;
	}

	if (b > a) {
		var temp = a;
		a = b;
		b = temp;
	}

	var circles = [];

	for (var y = 0; y < b; y += 1) {
		for (var x = 0; x < a; x += 1) {
			var c = svg.append('circle')
				.attr('cx', unitsOffset+x*(unitsize+unitpadding))
				.attr('cy', unitsHeight-y*(unitsize+unitpadding))
				.attr('r', unitsize/2)
				.style('visibility', 'hidden')
				.attr('class', 'unit');
			circles.push(c);
		}
	}

	for (var x = 0; x < rest; x += 1) {
			var c = svg.append('circle')
				.attr('cx', unitsOffset+x*(unitsize+unitpadding))
				.attr('cy', unitsHeight-b*(unitsize+unitpadding))
				.attr('r', unitsize/2)
				.style('visibility', 'hidden')
				.attr('class', 'unit');
			circles.push(c);
	}

	svg.select('#ceolabel').transition().attr('y', unitsHeight-b*(unitsize+unitpadding)-16);

	if (intervalID != -1) {
		window.clearInterval(intervalID);
	}

	var circleIndex = 0;
	intervalID = window.setInterval(function() {
		circles[circleIndex].style('visibility', 'visible');
		circleIndex += 1;
		if (circleIndex == circles.length) {
			window.clearInterval(intervalID);
			intervalID = -1;
		}
	}, TIMEOUT);
}

var svg = d3.select('#chart').append('svg').attr('width', 694).attr('height', 470);

var barheight = 24;
var barpad = 3;

var unitsize = 17;
var unitpadding = 3;

var topOffset = 30;
var unitsOffset = 320;
var unitsHeight = topOffset+16*barheight+15*barpad-unitsize/2;

var selected = data[0];

function select(d) {
	svg.selectAll('.'+selected.country.replace(' ', '-')).classed('active', false);
	svg.select('.barlabel.'+selected.country.replace(' ', '-')).text(selected.country);
	svg.selectAll('.'+d.country.replace(' ', '-')).classed('active', true);
	makeSquares(d.multiple);
	svg.select('.barlabel.'+d.country.replace(' ', '-')).text(d.country+': '+d.multiple+'x');
	svg.select('#sentence').text('In '+d.article+d.country+', the average CEO makes '+d.multiple+' times the salary of the average worker.')
	selected = d;

	svg.select('.activestep').classed('activestep', false);
	activeStep = -1;
	for (var i = 0; i < steps.length; i++) {
		if (data[steps[i]] == d) {
			svg.select('.step-'+i).classed('activestep', true);
			activeStep = i;
		}
	}
}

svg.selectAll('.bar').data(data).enter()
	.append('rect')
		.attr('width', 170)
		.attr('height', barheight)
		.attr('x', 5)
		.attr('y', function(d, i) { return topOffset+i*(barheight+barpad); })
		.attr('class', function(d) { return 'bar '+d.country.replace(' ', '-'); })
		.on('mouseenter', function(d) {
			select(d);
		});

svg.selectAll('.barlabel').data(data).enter()
	.append('text')
		.attr('x', barpad*2)
		.attr('y', function(d, i) { return topOffset+i*(barheight+barpad)+barheight-barpad-4; })
		.attr('class', function(d) { return 'barlabel '+d.country.replace(' ', '-'); })
		.text(function(d) { return d.country; });

svg.append('circle')
	.attr('class', 'worker')
	.attr('cx', unitsOffset-4*(unitsize+unitpadding))
	.attr('cy', unitsHeight)
	.attr('r', unitsize/2);

svg.append('text')
	.attr('class', 'label')
	.attr('x', unitsOffset-4*(unitsize+unitpadding)-unitsize/2)
	.attr('y', unitsHeight-16)
	.text('Worker');

svg.append('text')
	.attr('class', 'label')
	.attr('x', unitsOffset-unitsize/2)
	.attr('y', unitsHeight-16)
	.attr('id', 'ceolabel')
	.text('CEO');

svg.append('text')
	.attr('id', 'sentence')
	.attr('x', 5)
	.attr('y', 18);

var steps = [0, 3, 7, 13, 15];

var activeStep = 0;

var stepsLeft = 493;

svg.selectAll('.step').data(steps).enter()
	.append('rect')
		.attr('class', function(d, i) { return 'step step-'+i+(i==0?' activestep':''); })
		.attr('x', function(d, i) { return stepsLeft+i*(barheight+barpad); })
		.attr('y', topOffset)
		.attr('width', barheight)
		.attr('height', barheight)
		.on('click', function(d, i) {
			svg.select('.activestep').classed('activestep', false);
			svg.select('.step-'+i).classed('activestep', true);
			activeStep = i;
			select(data[d]);
		});

svg.selectAll('.steplabel').data(steps).enter()
	.append('text')
		.attr('class', 'barlabel')
		.attr('x', function(d, i) { return stepsLeft+7+i*(barheight+barpad); })
		.attr('y', topOffset+17)
		.text(function(d, i) { return ''+(i+1); });

svg.append('rect')
	.attr('class', 'step')
	.attr('x', stepsLeft+steps.length*(barheight+barpad))
	.attr('y', topOffset)
	.attr('width', barheight*2.5)
	.attr('height', barheight)
	.on('click', function() {
		if (activeStep < steps.length-1) {
			svg.select('.activestep').classed('activestep', false);
			activeStep += 1;
			svg.select('.step-'+activeStep).classed('activestep', true);
			select(data[steps[activeStep]]);
		}
	});

svg.append('text')
	.attr('class', 'barlabel')
	.attr('x', stepsLeft+7+steps.length*(barheight+barpad))
	.attr('y', topOffset+17)
	.text('Next >');


select(data[0]);

</script>

</body>
</html>
	<!DOCTYPE html>
	<html>
	<head>
	<title>Large Multiples</title>
	<script src="http://d3js.org/d3.v3.min.js" charset="utf-8"></script>
	<style>
	rect {
	fill: #ddd;
	stroke: none;
	}

	rect.active, circle.unit, circle.worker {
	fill: steelblue;
	}

	text {
	font-family: Helvetica, Arial, sans-serif;
	fill: lightgray;
	}

	text.barlabel {
	fill: white;
	pointer-events: none;

	}

	text.label, #sentence, .activestep {
	fill: darkgray;
	}

	.step:hover {
	fill: #ccc;
	}

	h1 {
	font-family: Helvetica, Arial, sans-serif;
	margin-bottom: 0px;
	margin-left: 5px;
	}

	</style>
	</head>
	<body>
	<h1>It pays to be a CEO in the U.S.</h1>
	<div id="chart">
	</div>


	<script>

	var data = [
	{country: "Poland", multiple: 28, article: ""},
	{country: "Austria", multiple: 36, article: ""},
	{country: "Denmark", multiple: 48, article: ""},
	{country: "Portugal", multiple: 53, article: ""},
	{country: "Norway", multiple: 58, article: ""},
	{country: "Japan", multiple: 67, article: ""},
	{country: "Israel", multiple: 76, article: ""},
	{country: "United Kingdom", multiple: 84, article: "the "},
	{country: "Sweden", multiple: 89, article: ""},
	{country: "Australia", multiple: 93, article: ""},
	{country: "France", multiple: 104, article: ""},
	{country: "Czech Republic", multiple: 110, article: "the "},
	{country: "Spain", multiple: 127, article: ""},
	{country: "Germany", multiple: 147, article: ""},
	{country: "Switzerland", multiple: 148, article: ""},
	{country: "United States", multiple: 354, article: "the "}
	];

	var intervalID = -1;

	var TIMEOUT = 20;

	function makeSquares(numUnits) {
	svg.selectAll('.unit').remove();

	var a = Math.floor(Math.sqrt(numUnits)) // numUnits/.75 for 4:3 ratio of units
	var b = Math.floor(numUnits/a);
	var rest = numUnits-a*b;

	if (rest > a) {
	a += 1;
	rest = numUnits-a*b;
	}

	if (b > a) {
	var temp = a;
	a = b;
	b = temp;
	}

	var circles = [];

	for (var y = 0; y < b; y += 1) {
	for (var x = 0; x < a; x += 1) {
	var c = svg.append('circle')
	.attr('cx', unitsOffset+x*(unitsize+unitpadding))
	.attr('cy', unitsHeight-y*(unitsize+unitpadding))
	.attr('r', unitsize/2)
	.style('visibility', 'hidden')
	.attr('class', 'unit');
	circles.push(c);
	}
	}

	for (var x = 0; x < rest; x += 1) {
	var c = svg.append('circle')
	.attr('cx', unitsOffset+x*(unitsize+unitpadding))
	.attr('cy', unitsHeight-b*(unitsize+unitpadding))
	.attr('r', unitsize/2)
	.style('visibility', 'hidden')
	.attr('class', 'unit');
	circles.push(c);
	}

	svg.select('#ceolabel').transition().attr('y', unitsHeight-b*(unitsize+unitpadding)-16);

	if (intervalID != -1) {
	window.clearInterval(intervalID);
	}

	var circleIndex = 0;
	intervalID = window.setInterval(function() {
	circles[circleIndex].style('visibility', 'visible');
	circleIndex += 1;
	if (circleIndex == circles.length) {
	window.clearInterval(intervalID);
	intervalID = -1;
	}
	}, TIMEOUT);
	}

	var svg = d3.select('#chart').append('svg').attr('width', 694).attr('height', 470);

	var barheight = 24;
	var barpad = 3;

	var unitsize = 17;
	var unitpadding = 3;

	var topOffset = 30;
	var unitsOffset = 320;
	var unitsHeight = topOffset+16barheight+15barpad-unitsize/2;

	var selected = data[0];

	function select(d) {
	svg.selectAll('.'+selected.country.replace(' ', '-')).classed('active', false);
	svg.select('.barlabel.'+selected.country.replace(' ', '-')).text(selected.country);
	svg.selectAll('.'+d.country.replace(' ', '-')).classed('active', true);
	makeSquares(d.multiple);
	svg.select('.barlabel.'+d.country.replace(' ', '-')).text(d.country+': '+d.multiple+'x');
	svg.select('#sentence').text('In '+d.article+d.country+', the average CEO makes '+d.multiple+' times the salary of the average worker.')
	selected = d;

	svg.select('.activestep').classed('activestep', false);
	activeStep = -1;
	for (var i = 0; i < steps.length; i++) {
	if (data[steps[i]] == d) {
	svg.select('.step-'+i).classed('activestep', true);
	activeStep = i;
	}
	}
	}

	svg.selectAll('.bar').data(data).enter()
	.append('rect')
	.attr('width', 170)
	.attr('height', barheight)
	.attr('x', 5)
	.attr('y', function(d, i) { return topOffset+i*(barheight+barpad); })
	.attr('class', function(d) { return 'bar '+d.country.replace(' ', '-'); })
	.on('mouseenter', function(d) {
	select(d);
	});

	svg.selectAll('.barlabel').data(data).enter()
	.append('text')
	.attr('x', barpad*2)
	.attr('y', function(d, i) { return topOffset+i*(barheight+barpad)+barheight-barpad-4; })
	.attr('class', function(d) { return 'barlabel '+d.country.replace(' ', '-'); })
	.text(function(d) { return d.country; });

	svg.append('circle')
	.attr('class', 'worker')
	.attr('cx', unitsOffset-4*(unitsize+unitpadding))
	.attr('cy', unitsHeight)
	.attr('r', unitsize/2);

	svg.append('text')
	.attr('class', 'label')
	.attr('x', unitsOffset-4*(unitsize+unitpadding)-unitsize/2)
	.attr('y', unitsHeight-16)
	.text('Worker');

	svg.append('text')
	.attr('class', 'label')
	.attr('x', unitsOffset-unitsize/2)
	.attr('y', unitsHeight-16)
	.attr('id', 'ceolabel')
	.text('CEO');

	svg.append('text')
	.attr('id', 'sentence')
	.attr('x', 5)
	.attr('y', 18);

	var steps = [0, 3, 7, 13, 15];

	var activeStep = 0;

	var stepsLeft = 493;

	svg.selectAll('.step').data(steps).enter()
	.append('rect')
	.attr('class', function(d, i) { return 'step step-'+i+(i==0?' activestep':''); })
	.attr('x', function(d, i) { return stepsLeft+i*(barheight+barpad); })
	.attr('y', topOffset)
	.attr('width', barheight)
	.attr('height', barheight)
	.on('click', function(d, i) {
	svg.select('.activestep').classed('activestep', false);
	svg.select('.step-'+i).classed('activestep', true);
	activeStep = i;
	select(data[d]);
	});

	svg.selectAll('.steplabel').data(steps).enter()
	.append('text')
	.attr('class', 'barlabel')
	.attr('x', function(d, i) { return stepsLeft+7+i*(barheight+barpad); })
	.attr('y', topOffset+17)
	.text(function(d, i) { return ''+(i+1); });

	svg.append('rect')
	.attr('class', 'step')
	.attr('x', stepsLeft+steps.length*(barheight+barpad))
	.attr('y', topOffset)
	.attr('width', barheight*2.5)
	.attr('height', barheight)
	.on('click', function() {
	if (activeStep < steps.length-1) {
	svg.select('.activestep').classed('activestep', false);
	activeStep += 1;
	svg.select('.step-'+activeStep).classed('activestep', true);
	select(data[steps[activeStep]]);
	}
	});

	svg.append('text')
	.attr('class', 'barlabel')
	.attr('x', stepsLeft+7+steps.length*(barheight+barpad))
	.attr('y', topOffset+17)
	.text('Next >');


	select(data[0]);

	</script>

	</body>
	</html>