D3 Examples - 2014-11-19-Michael-Pearlson-HW4(Part1)

xxxxxxxxxx
 
<!DOCTYPE html>
<meta charset="utf-8">
<style>
​
body {
  font: 10px sans-serif;
}
​
.arc path {
  stroke: #fff;
}
​
</style>
<body>
<script src="https://d3js.org/d3.v3.min.js"></script>
<script>
​
var width = 1000,
    height = 700,
    radius = Math.min(width, height) / 2;
​
var color = d3.scale.ordinal()
    .range(["#98abc5", "#8a89a6", "#7b6888", "#6b486b", "#a05d56", "#d0743c", "#ff8c00"]);
​
var arc = d3.svg.arc()
    .outerRadius(radius - 10)
    .innerRadius(radius - 200);
​
var pie = d3.layout.pie()
    .sort(null)
    .value(function(d) { return d.Rate; });
​
var svg = d3.select("body").append("svg")
    .attr("width", width)
    .attr("height", height)
  .append("g")
    .attr("transform", "translate(" + width / 2  + "," + height / 2 + ")");
​
d3.csv("proj6.csv", function(error, data) {
​
  data.forEach(function(d) {
    d.Rate = +d.Rate;
  });
​
  var g = svg.selectAll(".arc")
      .data(pie(data))
    .enter().append("g")
      .attr("class", "arc");
​
  g.append("path")
      .attr("d", arc)
      .style("fill", function(d) { return color(d.data.id); });
​
  g.append("text")
      .attr("transform", function(d) { return "translate(" + arc.centroid(d) + ")"; })
      .attr("dy", ".35em")
      .style("text-anchor", "middle")
      .text(function(d) { return d.data.id; });
​
});
​
</script>
​
    