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Last active January 10, 2017 22:09
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Diamonds II
Raw
.block
license: gpl-3.0
height: 960
Raw
diamonds.tsv
carat price
0.23 326
0.21 326
0.23 327
0.29 334
0.31 335
0.24 336
0.24 336
0.26 337
0.22 337
0.23 338
0.3 339
0.23 340
0.22 342
0.31 344
0.2 345
0.32 345
0.3 348
0.3 351
0.3 351
0.3 351
0.3 351
0.23 352
0.23 353
0.31 353
0.31 353
0.23 354
0.24 355
0.3 357
0.23 357
0.23 357
0.23 402
0.23 402
0.23 402
0.23 402
0.23 402
0.23 402
0.23 402
0.31 402
0.26 403
0.33 403
0.33 403
0.33 403
0.26 403
0.26 403
0.32 403
0.29 403
0.32 403
0.32 403
0.25 404
0.29 404
0.24 404
0.23 404
0.32 404
0.22 404
0.22 404
0.3 405
0.3 405
0.3 405
0.3 405
0.3 405
0.35 552
0.3 552
0.3 552
0.3 552
0.42 552
0.28 553
0.32 553
0.31 553
0.31 553
0.24 553
0.24 553
0.3 554
0.3 554
0.3 554
0.3 554
0.26 554
0.26 554
0.26 554
0.26 554
0.26 554
0.26 554
0.26 554
0.26 554
0.38 554
0.26 554
0.24 554
0.24 554
0.24 554
0.24 554
0.32 554
0.7 2757
0.86 2757
0.7 2757
0.71 2759
0.78 2759
0.7 2759
0.7 2759
0.96 2759
0.73 2760
Raw
index.html
<!DOCTYPE html>
<meta charset="utf-8">
<style>
canvas,
svg {
position: absolute;
}
.grid .tick line {
stroke: #fff;
}
.grid--x .domain {
fill: #e7e7e7;
stroke: none;
}
.grid--y .domain,
.axis .domain {
display: none;
}
</style>
<svg width="960" height="960"></svg>
<canvas width="960" height="960"></canvas>
<script src="//d3js.org/d3.v4.0.0-alpha.49.min.js"></script>
<script>
var canvas = d3.select("canvas").node(),
context = canvas.getContext("2d");
var margin = {top: 20, right: 20, bottom: 30, left: 40},
width = canvas.width - margin.left - margin.right,
height = canvas.height - margin.top - margin.bottom;
var svg = d3.select("svg").append("g")
.attr("transform", "translate(" + margin.left + "," + margin.top + ")");
var x = d3.scaleLog()
.rangeRound([0, width - 2]);
var y = d3.scaleLog()
.rangeRound([height - 2, 0]);
context.translate(margin.left, margin.top);
context.globalCompositeOperation = "multiply";
context.fillStyle = "rgba(60,180,240,0.6)";
d3.tsv("diamonds.tsv", type, function(error, diamonds) {
if (error) throw error;
x.domain(d3.extent(diamonds, function(d) { return d.carat; }));
y.domain(d3.extent(diamonds, function(d) { return d.price; }));
svg.append("g")
.attr("class", "grid grid--x")
.call(d3.axisLeft(y)
.tickSize(-width)
.tickFormat(""));
svg.append("g")
.attr("class", "grid grid--y")
.attr("transform", "translate(0," + height + ")")
.call(d3.axisBottom(x)
.tickSize(-height)
.tickFormat(""));
svg.append("g")
.attr("class", "axis axis--y")
.call(d3.axisLeft(y)
.ticks(20, ".1s"))
.append("text")
.attr("x", 10)
.attr("y", 10)
.attr("dy", ".71em")
.attr("fill", "#000")
.attr("font-weight", "bold")
.attr("text-anchor", "start")
.text("Price (US$)");
svg.append("g")
.attr("class", "axis axis--x")
.attr("transform", "translate(0," + height + ")")
.call(d3.axisBottom(x)
.ticks(20, ".1f"))
.append("text")
.attr("x", width - 10)
.attr("y", -10)
.attr("dy", "-.35em")
.attr("fill", "#000")
.attr("font-weight", "bold")
.attr("text-anchor", "end")
.text("Mass (carats)");
d3.shuffle(diamonds);
var t = d3.timer(function() {
for (var i = 0, n = 500, d; i < n; ++i) {
if (!(d = diamonds.pop())) return t.stop();
context.fillRect(x(d.carat), y(d.price), Math.max(2, x(d.carat + 0.01) - x(d.carat)), 2);
}
});
});
function type(d) {
d.carat = +d.carat;
d.price = +d.price;
return d;
}
</script>
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