DefinitelyTyped/types/d3.cloud.layout/d3.cloud.layout-tests.ts

interface ICompTextSize{
  text:string;
  size:number;
  x?:number;
  y?:number;
  rotate?:number;
}

var fill = d3.scale.category20<number>();
d3.layout.cloud().size([300, 300])
    .words([
      "Hello", "world", "normally", "you", "want", "more", "words",
      "than", "this"].map(function(d:string) {
      return {text: d, size: 10 + Math.random() * 90};
    }))
    .padding(5)
    .rotate(function() { return ~~(Math.random() * 2) * 90; })
    .font("Impact")
    .fontSize(function(d:ICompTextSize) { return d.size; })
    .on("end", draw)
    .start();

function draw(words:ICompTextSize[]) {
  d3.select("body").append("svg")
      .attr("width", 300)
      .attr("height", 300)
    .append("g")
      .attr("transform", "translate(150,150)")
    .selectAll("text")
      .data(words)
    .enter().append("text")
      .style("font-size", function(d:ICompTextSize) { return d.size + "px"; })
      .style("font-family", "Impact")
      .style("fill", function(d:ICompTextSize, i:number) { return fill(i); })
      .attr("text-anchor", "middle")
      .attr("transform", function(d:ICompTextSize) {
        return "translate(" + [d.x, d.y] + ")rotate(" + d.rotate + ")";
      })
      .text(function(d:ICompTextSize) { return d.text; });
}