D3 Examples - Projection Mode Rendering

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<html xmlns="https://www.w3.org/1999/xhtml">
<head>
  <title>d3.carto.map - Projection Mode Rendering</title>
  <meta charset="utf-8" />
    <link type="text/css" rel="stylesheet" href="d3map.css" />
    <link type="text/css" rel="stylesheet" href="example.css" />
</head>
<style>
  html,body {
    height: 100%;
    width: 100%;
    margin: 0;
  }
​
  #map {
    height: 100%;
    width: 100%;
    position: absolute;
  }
​
  button.reproject {
    position: fixed;
    z-index: 1;
    top: 250px;
  }
</style>
<script>
function makeSomeMaps() {
    map = d3.carto.map();
​
    d3.select("#map").call(map);
​
    map.mode("projection")
​
    csvLayer = d3.carto.layer.csv();
    csvLayer
    .type("csv")
    .path("https://bl.ocks.org/emeeks/raw/c970c9ee3e242e90004b/sample_points.csv")
    .label("CSV Points")
    .cssClass("pinkcircle")
    .renderMode("svg")
    .markerSize(3)
    .x(function(d) {return d.x})
    .y(function(d) {return d.xy});
​
    geojsonLayer = d3.carto.layer.geojson();
    geojsonLayer
    .path("https://bl.ocks.org/emeeks/raw/c970c9ee3e242e90004b/world.geojson")
    .label("GeoJSON Countries")
    .cssClass("countries")
    .renderMode("canvas");
    
    topojsonLayer = d3.carto.layer.topojson();
    topojsonLayer
    .path("https://bl.ocks.org/emeeks/raw/c970c9ee3e242e90004b/sample_routes.topojson")
    .label("TopoJSON Lines")
    .cssClass("roads")
    .renderMode("canvas");
    
    d3.select("#map").append("button").attr("class", "reproject").html("Reproject to Conic Equidistant").on("click", reproject);
    
    map.addCartoLayer(geojsonLayer).addCartoLayer(topojsonLayer).addCartoLayer(csvLayer)
​
    function reproject() {
​
    var projection = d3.geo.conicEquidistant()
    .center([0, 15])
    .scale(600)
    .translate(map.zoom().translate())
    .precision(.1);
​
    map.projection(projection);
    map.refresh();
    }
  }
</script>
<body onload="makeSomeMaps()">
<div id="map"></div>
<footer>
<script src="https://d3js.org/d3.v3.min.js" charset="utf-8" type="text/javascript"></script>
<script src="https://d3js.org/topojson.v1.min.js" type="text/javascript">
</script>
<script src="https://d3js.org/d3.geo.projection.v0.min.js" type="text/javascript">
</script>
<script src="/emeeks/f3105fda25ff785dc5ed/example/tile.js" type="text/javascript">
</script>
<script src="/emeeks/f3105fda25ff785dc5ed/example/d3.quadtiles.js" type="text/javascript">
</script>
<script src="/emeeks/f3105fda25ff785dc5ed/example/d3.geo.raster.js" type="text/javascript">
</script>
<script src="https://cdn.jsdelivr.net/gh/emeeks/d3-carto-map/d3.carto.map.js" type="text/javascript">
</script>
</footer>
</body>
</html>
    