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@bunkat
Last active July 12, 2017 01:04
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Simple Scatter Chart Example
<!DOCTYPE html>
<html>
<head>
<title>The d3 test</title>
<style>
.chart {
}
.main text {
font: 10px sans-serif;
}
.axis line, .axis path {
shape-rendering: crispEdges;
stroke: black;
fill: none;
}
circle {
fill: steelblue;
}
</style>
<script type="text/javascript" src="http://mbostock.github.com/d3/d3.v2.js"></script>
</head>
<body>
<div class='content'>
<!-- /the chart goes here -->
</div>
<script type="text/javascript" src="scatterchart.js"></script>
</body>
</html>
var data = [[5,3], [10,17], [15,4], [2,8]];
var margin = {top: 20, right: 15, bottom: 60, left: 60}
, width = 960 - margin.left - margin.right
, height = 500 - margin.top - margin.bottom;
var x = d3.scale.linear()
.domain([0, d3.max(data, function(d) { return d[0]; })])
.range([ 0, width ]);
var y = d3.scale.linear()
.domain([0, d3.max(data, function(d) { return d[1]; })])
.range([ height, 0 ]);
var chart = d3.select('body')
.append('svg:svg')
.attr('width', width + margin.right + margin.left)
.attr('height', height + margin.top + margin.bottom)
.attr('class', 'chart')
var main = chart.append('g')
.attr('transform', 'translate(' + margin.left + ',' + margin.top + ')')
.attr('width', width)
.attr('height', height)
.attr('class', 'main')
// draw the x axis
var xAxis = d3.svg.axis()
.scale(x)
.orient('bottom');
main.append('g')
.attr('transform', 'translate(0,' + height + ')')
.attr('class', 'main axis date')
.call(xAxis);
// draw the y axis
var yAxis = d3.svg.axis()
.scale(y)
.orient('left');
main.append('g')
.attr('transform', 'translate(0,0)')
.attr('class', 'main axis date')
.call(yAxis);
var g = main.append("svg:g");
g.selectAll("scatter-dots")
.data(data)
.enter().append("svg:circle")
.attr("cx", function (d,i) { return x(d[0]); } )
.attr("cy", function (d) { return y(d[1]); } )
.attr("r", 8);
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