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@Fil
Last active Jan 29, 2017
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Lambert Azimuthal Equal-Area [UNLISTED]
license: gpl-3.0
height: 960
border: no
<!DOCTYPE html>
<meta charset="utf-8">
<style>
.stroke {
fill: none;
stroke: #000;
stroke-width: 3px;
}
.fill {
fill: #fff;
}
.graticule {
fill: none;
stroke: #777;
stroke-width: 0.5px;
stroke-opacity: 0.5;
}
.land {
fill: #222;
}
.boundary {
fill: none;
stroke: #fff;
stroke-width: 0.5px;
}
</style>
<svg width="690" height="510"></svg>
<script src="//d3js.org/d3.v4.min.js"></script>
<script src="//d3js.org/topojson.v1.min.js"></script>
<script>
var svg = d3.select("svg"),
width = +svg.attr("width"),
height = +svg.attr("height");
var projection = d3.geoAzimuthalEqualArea()
.scale(649)
.translate([width / 2, height / 2])
.precision(0.1);
var lon = -14, lat = 0, clipAngle = 28;
projection
.rotate([-lon,-lat])
.center([0,0])
.clipAngle(clipAngle)
.clipExtent([[40,40],[width-40,height-40]])
;
var path = d3.geoPath()
.projection(projection);
var graticule = d3.geoGraticule();
svg.append("defs").append("path")
.datum({type: "Sphere"})
.attr("id", "sphere")
.attr("d", path);
svg.append("use")
.attr("fill", "lightblue")
.attr("xlink:href", "#sphere");
svg.append("use")
.attr("stroke", "black")
.attr("fill", "transparent")
.attr("xlink:href", "#sphere");
svg.append("path")
.datum(graticule)
.attr("class", "graticule")
.attr("d", path);
d3.json("https://gist.githubusercontent.com/mbostock/4090846/raw/d534aba169207548a8a3d670c9c2cc719ff05c47/world-50m.json", function(error, world) {
if (error) throw error;
svg.insert("path", ".graticule")
.datum(topojson.feature(world, world.objects.land))
.attr("class", "land")
.attr("d", path);
svg.insert("path", ".graticule")
.datum(topojson.mesh(world, world.objects.countries, function(a, b) { return a !== b; }))
.attr("class", "boundary")
.attr("d", path);
});
</script>
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