D3 Examples - Personality Types

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h1 {
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svg {
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.foreground path {
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.foreground path.fade {
  stroke: grey;
  stroke-opacity: .05;
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.legend {
  font-size: 16px;
  font-style: oblique;
  font: futura;
}
.legend line {
  stroke-width: 10px;
}
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.EXPLORERS {
  stroke: #1d7e98;
}
.DIPLOMATS {
  stroke: #af341c;
}
.ANALYSTS {
  stroke: #d27a25;
}
.SENTINELS {
    stroke: #061e31;
}
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.brush .extent {
  fill-opacity: 1;
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  shape-rendering: crispEdges;
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  shape-rendering: crispEdges;
}
.axis text {
  text-shadow: 0 1px 0 #fff;
  cursor: move;
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    </style>
  </head>
  <body>
    <h1>What if you could choose?</h1>
    <h2><i>16 Personality Types</i> in "Parallel coordinates"</h2>
    <script type="text/javascript" src="https://d3js.org/d3.v3.min.js"></script>
    <script type="text/javascript">
var types = ["EXPLORERS", "DIPLOMATS", "ANALYSTS", "SENTINELS"],
    traits = ["Personality Types", "Average Yearly Income", "Average Satisfaction Rating (1to5)", "Number of People Managed", "Percent of Stay Home Parents"];
​
    //traits:
    // add         = Personality Types
    //sepal length = AverageYearlyIncome
    //sepal width  = AveragePeopleManaged
    //petal length = AverageSatisfactionRating1to5
    //petal width  = percentofStayHomeParents
    
​
    //types:
    // setosa=EXPLORERS
    // versicolor =DIPLOMATS
    // virginica  =ANALYSTS
    // setosa2= SENTINELS
​
var m = [40, 160, 250, 160],
//Ben's scales
//top, rigth, bottom, left
    w = 1000 - m[1] - m[3],
    h = 700 - m[0] - m[2];
var x = d3.scale.ordinal().domain(traits).rangePoints([0, w]),
    y = {};
var line = d3.svg.line(),
    axis = d3.svg.axis().orient("left").ticks(15),
    foreground;
var svg = d3.select("body").append("svg:svg")
    .attr("width", w + m[1] + m[3])
    .attr("height", h + m[0] + m[2])
  .append("svg:g")
    .attr("transform", "translate(" + m[3] + "," + m[0] + ")");
d3.csv("datafinal.csv", function(flowers) {
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  traits.forEach(function(d) {
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    flowers.forEach(function(p) { p[d] = +p[d]; });
    y[d] = d3.scale.linear()
        .domain(d3.extent(flowers, function(p) { return p[d]; }))
        .range([h, 0]);
    y[d].brush = d3.svg.brush()
        .y(y[d])
        .on("brush", brush);
 });
​
  var legend = svg.selectAll("g.legend")
      .data(types)
    .enter().append("svg:g")
      .attr("class", "legend")
      .attr("transform", function(d, i) { return "translate(0," + (i * 20 + 584) + ")"; });
  legend.append("svg:line")
      .attr("class", String)
      .attr("x2", 8);
  
  legend.append("svg:text")
      .attr("x", 12)
      .attr("dy", ".31em")
      .text(function(d) { return "Type " + d; });
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  foreground = svg.append("svg:g")
      .attr("class", "foreground")
    .selectAll("path")
      .data(flowers)
    .enter().append("svg:path")
      .attr("d", path)
      .attr("class", function(d) { return d.types; });
​
  var g = svg.selectAll(".trait")
      .data(traits)
    .enter().append("svg:g")
      .attr("class", "trait")
      .attr("transform", function(d) { return "translate(" + x(d) + ")"; })
      .call(d3.behavior.drag()
      .origin(function(d) { return {x: x(d)}; })
      .on("dragstart", dragstart)
      .on("drag", drag)
      .on("dragend", dragend));
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  g.append("svg:g")
      .attr("class", "axis")
      .each(function(d) { d3.select(this).call(axis.scale(y[d])); })
    .append("svg:text")
      .attr("text-anchor", "middle")
      .attr("y", -9)
      .text(String);
​
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  g.append("svg:g")
      .attr("class", "brush")
      .each(function(d) { d3.select(this).call(y[d].brush); })
    .selectAll("rect")
      .attr("x", -8)
      .attr("width", 16);
  function dragstart(d) {
    i = traits.indexOf(d);
  }
  function drag(d) {
    x.range()[i] = d3.event.x;
    traits.sort(function(a, b) { return x(a) - x(b); });
    g.attr("transform", function(d) { return "translate(" + x(d) + ")"; });
    foreground.attr("d", path);
  }
  function dragend(d) {
    x.domain(traits).rangePoints([0, w]);
    var t = d3.transition().duration(1000);
    t.selectAll(".trait").attr("transform", function(d) { return "translate(" + x(d) + ")"; });
    t.selectAll(".foreground path").attr("d", path);
  }
});
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//Ben's edits
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function path(d) {
  return line(traits.map(function(p) { return [x(p), y[p](d[p])]; }));
}
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function brush() {
  var actives = traits.filter(function(p) { return !y[p].brush.empty(); }),
      extents = actives.map(function(p) { return y[p].brush.extent(); });
  foreground.classed("fade", function(d) {
    return !actives.every(function(p, i) {
      return extents[i][0] <= d[p] && d[p] <= extents[i][1];
    });
  });
}
    </script>
  </body>
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