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aaizemberg/index.html

Last active August 29, 2015 14:02
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Don't lie
Raw
index.html
<!DOCTYPE html>
<html>
<head>
<script src="http://d3js.org/d3.v3.min.js"></script>
<meta charset="utf-8">
<title>don't lie</title>
</head>
<body>
<div id="uno"></div>
<div id="dos"></div>
<script>
var datos = [25,50,100];
var r = d3.scale.sqrt()
.domain([0, 100])
.range([0, 50]);
var svg1 = d3.select("#uno")
.append("svg")
.attr("width", 400)
.attr("height", 100);
var svg2 = d3.select("#dos")
.append("svg")
.attr("width", 400)
.attr("height", 100);
svg1.selectAll("circle")
.data(datos)
.enter()
.append("circle")
.attr("r", function(d,i) { return d/2; } )
.attr("cx", function(d,i) { return (i+1) * 100; } )
.attr("cy", 50);
svg2.selectAll("circle")
.data(datos)
.enter()
.append("circle")
// sin usar scale/domain/range
// .attr("r", function(d,i) { return 5*Math.sqrt(d); } )
// usando scale/domain/range con escala "sqrt"
.attr("r", r )
// otra forma de escribir lo mismo
// .attr("r", function(d,i) { return r(d) } )
.attr("cx", function(d,i) { return (i+1) * 100; } )
.attr("cy", 50);
</script>
</body>
</html>
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