nkabrown/index.html

## index.html
<!DOCTYPE html>
<meta charset="UTF-8">
<title>D3 Contour Map</title>
<style>
  html,
  body {
    background: #000;
  }

  .container {
    width: 100%;
  }

  .contourmap {
    width: 90%;
    margin: 0 auto;
    margin-top: 75px;
  }
</style>
<div class="container">
  <div class="contourmap"></div>
</div>
<script src="//d3js.org/d3.v3.min.js"></script>
<script>
// dataset and setup adapted from http://vis.supstat.com/2012/11/contour-plots-with-d3-and-r/
const data = [{
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  "y": [0.552,0.552,0.567,0.568,0.568,0.583,0.585,0.6,0.602,0.617,0.618,0.633,0.635,0.65,0.652,0.667,0.667,0.683,0.684,0.7,0.701,0.717,0.717,0.733,0.734,0.75,0.751,0.767,0.767,0.783,0.8,0.802,0.817,0.818,0.833,0.85,0.867,0.868,0.883,0.9,0.917,0.933,0.935,0.95,0.967,0.983,1]
},
{
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  "y": [0,0.015,0.015,0.015,0.017,0.033,0.05,0.065,0.067,0.082,0.083,0.098,0.1,0.115,0.117,0.132]
},
{
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},
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},
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  "x": [0.198,0.197,0.197,0.192,0.197,0.197,0.198,0.209,0.209,0.209,0.221,0.221,0.233,0.233,0.233,0.233,0.234,0.233,0.233,0.233,0.229,0.228,0.23,0.233,0.233,0.234,0.235,0.24,0.244,0.245,0.245,0.256,0.256,0.256,0.245,0.244,0.243,0.233,0.231,0.221,0.22,0.209,0.209,0.205,0.202,0.201,0.201,0.202,0.198],
  "y": [0.532,0.533,0.55,0.567,0.583,0.6,0.601,0.617,0.633,0.634,0.65,0.651,0.652,0.65,0.633,0.617,0.6,0.583,0.567,0.565,0.55,0.533,0.517,0.502,0.5,0.483,0.467,0.45,0.435,0.433,0.417,0.402,0.4,0.399,0.383,0.383,0.383,0.398,0.4,0.415,0.417,0.433,0.433,0.45,0.467,0.483,0.5,0.517,0.532]
}];

const width = 805;
const height = 562;

const x = d3.scale.linear()
    .domain([0, 1])
    .range([0, width]);

const y = d3.scale.linear()
    .domain([0, 1])
    .range([height, 0]);

const line = d3.svg.line()
    .x((d) => x(d.x))
    .y((d) => y(d.y));

const svg = d3.select('.contourmap').append('svg')
    .attr('width', width)
    .attr('height', height)
    .style('border', '5px solid #6d6e71')
    .selectAll('path')
      .data(data.map((d) => d3.range(d.x.length).map(function(i) { return {x: d.x[i], y: d.y[i]}; })))
    .enter().append('svg:path')
      .attr('d', line)
      .on('mouseover', function() {
        d3.select(this).style('stroke', '#dedede');
      })
      .on('mouseout', function() {
        d3.select(this).style('stroke', '#3e3e3e');
      })
      .style('fill', 'none')
      .style('stroke', '#3e3e3e')
      .style('stroke-width', 0)
      .transition()
      .duration(5000)
      .style('stroke-width', 2);
</script>


## preview.png

      
    Raw
  

              preview.png
            
          
## thumbnail.png

      
    Raw
  

              thumbnail.png