Prototype Chart Template (WIP)

pie.js

d3.mbostock.pie = function() {
  var pie = {},
      parent,
      data;

  var svg = d3.create("svg:svg");

  function redraw() {
    return pie;
  }

  pie.data = function(x) {
    if (!arguments.length) return data;
    data = x;
    return redraw();
  };

  pie.parent = function(x) {
    if (!arguments.length) return parent;
    parent = x ? svg.remove() : d3.select(parent).adopt(svg);
    return pie;
  };

  return pie;
};