block by syntagmatic 3731388

Ordinal Parallel Axis

Full Screen

One-to-many highlighting for ordinal “name” axis.

index.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>Map Projections</title>
<style>
svg {
  font: 12px sans-serif;
}

.background path {
  fill: none;
  stroke: none;
  stroke-width: 20px;
  pointer-events: stroke;
}

.foreground path {
  fill: none;
  stroke: steelblue;
  stroke-width: 1.5px;
}

.axis .title {
  font-size: 11px;
  font-weight: bold;
  text-transform: uppercase;
}

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

.axis.string {
  font-size: 6px;
}

.label {
  -webkit-transition: fill 125ms linear;
}

.active .label:not(.inactive) {
  font-weight: bold;
  font-size: 11px;
}

.label.inactive {
  fill: #ccc;
}

.foreground path.inactive {
  stroke: #ccc;
  stroke-opacity: .5;
  stroke-width: 1px;
}

</style>
<body>
<script src="//d3js.org/d3.v2.min.js"></script>
<script>

var margin = {top: 30, right: 40, bottom: 20, left: 200},
    width = 960 - margin.left - margin.right,
    height = 500 - margin.top - margin.bottom;

var dimensions = [
  {
    name: "name",
    scale: d3.scale.ordinal().rangePoints([0, height]),
    type: "string"
  },
  {
    name: "economy (mpg)",
    scale: d3.scale.linear().range([0, height]),
    type: "number"
  },
  {
    name: "cylinders",
    scale: d3.scale.linear().range([height, 0]),
    type: "number"
  },
  {
    name: "displacement (cc)",
    scale: d3.scale.linear().range([height, 0]),
    type: "number"
  },
  {
    name: "power (hp)",
    scale: d3.scale.linear().range([height, 0]),
    type: "number"
  },
  {
    name: "weight (lb)",
    scale: d3.scale.linear().range([height, 0]),
    type: "number"
  },
  {
    name: "0-60 mph (s)",
    scale: d3.scale.linear().range([height, 0]),
    type: "number"
  },
  {
    name: "year",
    scale: d3.scale.linear().range([height, 0]),
    type: "number"
  },
];

var x = d3.scale.ordinal()
    .domain(dimensions.map(function(d) { return d.name; }))
    .rangePoints([0, width]);

var line = d3.svg.line()
    .defined(function(d) { return !isNaN(d[1]); });

var yAxis = d3.svg.axis()
    .orient("left");

var svg = d3.select("body").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 + ")");

var dimension = svg.selectAll(".dimension")
    .data(dimensions)
  .enter().append("g")
    .attr("class", "dimension")
    .attr("transform", function(d) { return "translate(" + x(d.name) + ")"; });

d3.csv("cars.small.csv", function(data) {
  dimensions.forEach(function(dimension) {
    dimension.scale.domain(dimension.type === "number"
        ? d3.extent(data, function(d) { return +d[dimension.name]; })
        : data.map(function(d) { return d[dimension.name]; }).sort());
  });

  svg.append("g")
      .attr("class", "background")
    .selectAll("path")
      .data(data)
    .enter().append("path")
      .attr("d", draw);

  svg.append("g")
      .attr("class", "foreground")
    .selectAll("path")
      .data(data)
    .enter().append("path")
      .attr("d", draw);

  dimension.append("g")
      .attr("class", "axis")
      .each(function(d) { d3.select(this).call(yAxis.scale(d.scale)); })
    .append("text")
      .attr("class", "title")
      .attr("text-anchor", "middle")
      .attr("y", -9)
      .text(function(d) { return d.name; });

  var ordinal_labels = svg.selectAll(".axis text")
      .on("mouseover", mouseover)
      .on("mouseout", mouseout);

  var projection = svg.selectAll(".background path,.foreground path")
      .on("mouseover", mouseover)
      .on("mouseout", mouseout);

  function mouseover(d) {
    svg.classed("active", true);
    if (typeof d === "string") {
      projection.classed("inactive", function(p) { return p.name !== d; });
      projection.filter(function(p) { return p.name === d; }).each(moveToFront);
      ordinal_labels.classed("inactive", function(p) { return p !== d; });
      ordinal_labels.filter(function(p) { return p === d; }).each(moveToFront);
    } else {
      projection.classed("inactive", function(p) { return p !== d; });
      projection.filter(function(p) { return p === d; }).each(moveToFront);
      ordinal_labels.classed("inactive", function(p) { return p !== d.name; });
      ordinal_labels.filter(function(p) { return p === d.name; }).each(moveToFront);
    }
  }

  function mouseout(d) {
    svg.classed("active", false);
    projection.classed("inactive", false);
    ordinal_labels.classed("inactive", false);
  }

  function moveToFront() {
    this.parentNode.appendChild(this);
  }
});

function draw(d) {
  return line(dimensions.map(function(dimension) {
    return [x(dimension.name), dimension.scale(d[dimension.name])];
  }));
}

</script>

cars.small.csv

name,economy (mpg),cylinders,displacement (cc),power (hp),weight (lb),0-60 mph (s),year
AMC Ambassador Brougham,13,8,360,175,3821,11,73
AMC Ambassador DPL,15,8,390,190,3850,8.5,70
AMC Ambassador SST,17,8,304,150,3672,11.5,72
AMC Concord DL 6,20.2,6,232,90,3265,18.2,79
AMC Concord DL,18.1,6,258,120,3410,15.1,78
AMC Concord DL,23,4,151,,3035,20.5,82
AMC Concord,19.4,6,232,90,3210,17.2,78
AMC Concord,24.3,4,151,90,3003,20.1,80
AMC Gremlin,18,6,232,100,2789,15,73
AMC Gremlin,19,6,232,100,2634,13,71
AMC Gremlin,20,6,232,100,2914,16,75
AMC Gremlin,21,6,199,90,2648,15,70
AMC Hornet Sportabout (Wagon),18,6,258,110,2962,13.5,71
AMC Hornet,18,6,199,97,2774,15.5,70
AMC Hornet,18,6,232,100,2945,16,73
AMC Hornet,19,6,232,100,2901,16,74
AMC Hornet,22.5,6,232,90,3085,17.6,76
AMC Matador (Wagon),14,8,304,150,4257,15.5,74
AMC Matador (Wagon),15,8,304,150,3892,12.5,72
AMC Matador,14,8,304,150,3672,11.5,73
AMC Matador,15,6,258,110,3730,19,75
AMC Matador,15.5,8,304,120,3962,13.9,76
AMC Matador,16,6,258,110,3632,18,74
AMC Matador,18,6,232,100,3288,15.5,71
AMC Pacer D/L,17.5,6,258,95,3193,17.8,76
AMC Pacer,19,6,232,90,3211,17,75
AMC Rebel SST (Wagon),,8,360,175,3850,11,70
AMC Rebel SST,16,8,304,150,3433,12,70
AMC Spirit DL,27.4,4,121,80,2670,15,79
Audi 100 LS,20,4,114,91,2582,14,73
Audi 100 LS,23,4,115,95,2694,15,75
Audi 100 LS,24,4,107,90,2430,14.5,70
Audi 4000,34.3,4,97,78,2188,15.8,80
Audi 5000,20.3,5,131,103,2830,15.9,78
Audi 5000S (Diesel),36.4,5,121,67,2950,19.9,80
Audi Fox,29,4,98,83,2219,16.5,74
BMW 2002,26,4,121,113,2234,12.5,70
BMW 320i,21.5,4,121,110,2600,12.8,77
Buick Century 350,13,8,350,175,4100,13,73
Buick Century Limited,25,6,181,110,2945,16.4,82
Buick Century Luxus (Wagon),13,8,350,150,4699,14.5,74
Buick Century Special,20.6,6,231,105,3380,15.8,78
Buick Century,17,6,231,110,3907,21,75
Buick Century,22.4,6,231,110,3415,15.8,81
Buick Electra 225 Custom,12,8,455,225,4951,11,73
Buick Estate Wagon (Wagon),14,8,455,225,3086,10,70
Buick Estate Wagon (Wagon),16.9,8,350,155,4360,14.9,79