Just for fun. This "datanado" is used three times in the data platform animation of the Stitch Fix Algorithms Tour.
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May 1, 2017 12:36
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Datanado
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<!DOCTYPE html> | |
<meta charset="utf-8"> | |
<body> | |
<svg width="960" height="500"></svg> | |
<script src="https://d3js.org/d3.v4.min.js"></script> | |
<script> | |
var x_center = 480 | |
var y_min = 200 | |
var y_max = 300 | |
var data_dots_colors = ["#CCDE66", "#AA7CAA", "#587868", "#F3A54A", "#4B90A6", "#52598B"] | |
var data_dots_start = [] | |
for (var i=0; i<30; i++) { | |
data_dots_start.push({x: 200 + Math.random() * 560, | |
y: 300 + Math.random() * 200, | |
fill: data_dots_colors[Math.floor(Math.random() * 6)]}) | |
} | |
function datanado(t, x_center, y_min, y_max){ | |
var delta_t = (t - 500) / 1000 | |
var data_points = d3.select("svg").selectAll("text") | |
.data(data_dots_start) | |
data_points | |
.enter().append("text") | |
.attr("fill", function(d){ return d.fill }) | |
.text(function(d) { return Math.floor(Math.random()*2) }) | |
.attr("transform", function(d){ return "translate(" + d.x + "," + d.y + ")" }) | |
data_points | |
.attr("transform", function(d){ | |
var x | |
if (delta_t < 0.8) { | |
x = (1 - delta_t) * d.x + delta_t * x_center | |
} else { | |
var v = (1 - delta_t) * d.x + delta_t * x_center | |
x = x_center + Math.sin(v / 20.0) * 10 | |
} | |
var v = (1 - delta_t) * d.y + delta_t * (y_max + y_min) / 2 | |
var y = ((y_max + y_min) / 2) + Math.sin(v / 100.0) * (y_max - y_min) / 2 | |
return "translate(" + x + "," + y + ")" | |
}) | |
} | |
d3.timer(function(t){ | |
datanado(t, x_center, y_min, y_max) | |
}) | |
</script> |
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