block by almccon f5a78ac5c382236d382b8df18bdc820a

WWSD #6: d3.js projections (d3v4)

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Working with spatial data

Example #6

Working with d3.js projections for mapping geospatial data

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forked from enjalot‘s block: WWSD #6: d3.js projections

index.html

<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://d3js.org/d3.v4.min.js"></script>
  <style>
    body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
    svg { width:100%; height: 100% }
  </style>
</head>

<body>
  <script>
    var width = 960;
    var height = 500;
    
    var svg = d3.select("body").append("svg");
    
    var projection = d3.geoMercator()
      .scale(width / 2 / Math.PI)
      //.scale(100)
      .translate([width / 2, height / 2])

    var path = d3.geoPath()
      .projection(projection);
    
    var url = "//enjalot.github.io/wwsd/data/world/world-110m.geojson";
    d3.json(url, function(err, geojson) {
      svg.append("path")
        .attr("d", path(geojson))
    })
    
  </script>
</body>