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@kcsluis
Last active September 12, 2015 00:44
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Core D3 format / Scatterplot
group x y
I 10 8.04
I 8 6.95
I 13 7.58
I 9 8.81
I 11 8.33
I 14 9.96
I 6 7.24
I 4 4.26
I 12 10.84
I 7 4.82
I 5 5.68
<!DOCTYPE html>
<head>
<meta charset="utf-8">
<title></title>
<style type="text/css">
/*css*/
body {
font-family: arial, sans;
font-size: 9px;
width: 960px;
margin: 0px auto;
}
.axis path {
display: none;
}
.axis line {
stroke-width: 1px;
stroke: #ccc;
stroke-dasharray: 5px 3px;
shape-rendering: crispEdges;
}
</style>
</head>
<body>
<!-- html -->
</body>
<script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js" charset="utf-8"></script>
<script>
// d3 margin convention
var margin = {top: 20, right: 20, bottom: 20, left: 40};
var width = 960 - margin.left - margin.right,
height = 500 - margin.top - margin.bottom;
// create scales with range (output) defined
// svg 0,0 origin is top left, so yScale range is flipped
var xScale = d3.scale.linear()
.range([0,width]);
var yScale = d3.scale.linear()
.range([height,0]);
// create axes
var xAxis = d3.svg.axis()
.scale(xScale)
.orient("bottom");
var yAxis = d3.svg.axis()
.scale(yScale)
.tickSize(-width)
.orient("left");
// append svg and inner g (svg group selection) as per margin convention
// svg variable will point to the appended g, not the svg itself
var svg = d3.select("body").append("svg")
.attr("width", width + margin.left + margin.right)
.attr("height", height + margin.top + margin.bottom)
.append("g")
.attr("transform", "translate(" + margin.left + "," + margin.top + ")");
// load external data, if needed
d3.tsv("group1.tsv", ready);
function ready(error, data) {
if (error) return console.warn(error);
// convert to numbers
data.forEach(function(d) {
d.x = +d.x;
d.y = +d.y;
});
// update domains based on extrema
xScale.domain(d3.extent(data, function(d) { return d.x; }));
yScale.domain(d3.extent(data, function(d) { return d.y; }));
// append axes
svg.append("g")
.call(xAxis)
.attr("class", "axis xAxis")
.attr("transform", "translate(0," + height + ")");
svg.append("g")
.call(yAxis)
.attr("class", "axis yAxis");
// for convenience, append g's to which we add circles
// data join used in conjunction with selectAll
// preselect elements that are not yet created
var dataGroup = svg.selectAll('g.container')
.data(data)
.enter()
.append('g')
.attr('class', 'container')
.attr('transform', function (d) {
return 'translate(' + xScale(d.x) + ',' + yScale(d.y) + ')'
});
dataGroup.append('circle')
.attr('r', 3);
}
</script>
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