edav_final/multiples.html at master · jedDoughertyCC/edav_final · GitHub

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<!DOCTYPE html>
<meta charset="utf-8">
<style>

body {
  font: 10px sans-serif;
  margin: 0;
}

.line {
  fill: none;
  stroke: #666;
  stroke-width: 1.5px;
}

.area {
  fill: lightsteelblue;
}

.axis path,
.axis line {
  fill: none;
  stroke: #000;
  shape-rendering: crispEdges;
}

.x.axis path {
  display: none;
}
</style>
<body>
<script src="http://d3js.org/d3.v3.min.js"></script>
<script>

var margin = {top: 8, right: 10, bottom: 2, left: 10},
    width = 960 - margin.left - margin.right,
    height = 69 - margin.top - margin.bottom;

var x = d3.scale.linear()
    .range([0, width]);

var y = d3.scale.linear()
    .range([height, 0]);

var xAxis = d3.svg.axis()
    .scale(x)
    .orient("bottom");

var area = d3.svg.area()
    .x(function(d) { return x(d.timestamp); })
    .y0(height)
    .y1(function(d) { return y(d.sleep); });

var line = d3.svg.line()
    .x(function(d) { return x(d.timestamp); })
    .y(function(d) { return y(d.sleep); });

d3.csv("simple_sleep_output.csv", type, function(error, data) {

  // Nest data by the_day.
  var the_days = d3.nest()
      .key(function(d) { return d.the_day; })
      .entries(data);

  // Compute the maximum sleep per the_day, needed for the y-domain.
  the_days.forEach(function(s) {
    s.maxPrice = d3.max(s.values, function(d) { return d.sleep; });
  });

  // Compute the minimum and maximum timestamp across the_days.
  // We assume values are sorted by timestamp.
  x.domain([
    d3.min(the_days, function(s) { return s.values[0].timestamp; }),
    d3.max(the_days, function(s) { return s.values[s.values.length - 1].timestamp; })
  ]);

  // Add an SVG element for each the_day, with the desired dimensions and margin.
  var svg = d3.select("body").selectAll("svg")
      .data(the_days)
    .enter().append("svg")
      .attr("width", width + margin.left + margin.right)
      .attr("height", height + margin.top + margin.bottom)
    .append("g")
      .attr("transform", "translate(" + margin.left + "," + margin.top + ")");

  // Add the area path elements. Note: the y-domain is set per element.
  svg.append("path")
      .attr("class", "area")
      .attr("d", function(d) { y.domain([0, d.maxPrice]); return area(d.values); });

  // Add the line path elements. Note: the y-domain is set per element.
  svg.append("path")
      .attr("class", "line")
      .attr("d", function(d) { y.domain([0, d.maxPrice]); return line(d.values); });

  // Add an x axis
  svg.append("g")
        .attr("class", "x axis")
        .attr("transform", "translate(0," + height + ")")
        .call(xAxis);

  // Add a small label for the the_day name.
  svg.append("text")
      .attr("x", width - 6)
      .attr("y", height - 6)
      .style("text-anchor", "end")
      .text(function(d) { return d.key; });
});

function type(d) {
  d.sleep = +d.sleep;
  d.timestamp = +d.timestamp;
  return d;
}

</script>