Tributary inlet

_.md

[ Launch: Tributary inlet ] 5638004 by enjalot

config.json

{"description":"Tributary inlet","endpoint":"","display":"svg","public":true,"require":[],"fileconfigs":{"inlet.js":{"default":true,"vim":false,"emacs":false,"fontSize":12},"_.md":{"default":true,"vim":false,"emacs":false,"fontSize":12},"config.json":{"default":true,"vim":false,"emacs":false,"fontSize":12}},"fullscreen":false,"play":false,"loop":false,"restart":false,"autoinit":true,"pause":true,"loop_type":"period","bv":false,"nclones":15,"clone_opacity":0.4,"duration":3000,"ease":"linear","dt":0.01,"thumbnail":"http://i.imgur.com/LuA7uDA.png"}

inlet.js

var data = [
  {a: 1, b: "foo"},
  {a: 2, b: "bar"},
  {a: 3},
  {a: 4, b: "baz"}
];

var color = d3.scale.category20();

var svg = d3.select("svg");
var groups = svg.selectAll("g")
.data(data)
.enter()
.append("g");

groups.attr("transform", function(d,i) {
  return "translate(" + [10 + i * 45, 100] + ")"
})
groups.append("rect")
.attr({
  width: 31,
  height: 100,
  fill: function(d,i) { return color(d.a) }
})

groups.selectAll("circle")
.data(function(d) { if(d.b) {return [d.b]} else { return [] } })
.enter()
.append("circle")
.attr({
  cx: 15,
  cy: 100,
  r: 20
})