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Last active May 2, 2016 16:44
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Choropleth of spanish cities by population

Choropleth using D3.js - List of metropolitan areas in Spain

Information from Wikipedia

<!DOCTYPE html>
<meta charset="utf-8">
<style>
.subunit-boundary {
fill: none;
stroke: #777;
stroke-dasharray: 2,2;
stroke-linejoin: round;
}
.place,
.place-label {
fill: red;
}
text {
font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
font-size: 10px;
pointer-events: none;
text-transform: capitalize;
font-weight: bold;
}
div.tooltip {
position: absolute;
text-align: center;
width: 60px;
height: 18px;
padding: 2px;
font: 10px sans-serif;
background: lightsteelblue;
border: 0px;
border-radius: 8px;
pointer-events: none;
}
.q0-9 { fill:rgb(247,251,255); }
.q1-9 { fill:rgb(222,235,247); }
.q2-9 { fill:rgb(198,219,239); }
.q3-9 { fill:rgb(158,202,225); }
.q4-9 { fill:rgb(107,174,214); }
.q5-9 { fill:rgb(66,146,198); }
.q6-9 { fill:rgb(33,113,181); }
.q7-9 { fill:rgb(8,81,156); }
.q8-9 { fill:rgb(8,48,107); }
.legend {
display: table;
margin: 0 auto;
font-family: "Helvetica Neue", sans-serif;
font-size: 12px;
height: 35px;
width: 250px;
}
</style>
<body>
<script src="//d3js.org/d3.v3.min.js" charset="utf-8"></script>
<script src="//d3js.org/queue.v1.min.js"></script>
<script src="//d3js.org/topojson.v1.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/d3-legend/1.10.0/d3-legend.min.js"></script>
<script>
var color = d3.scale.linear()
.domain([0, .02, .05, .15])
.range(["rgb(247,251,255)", "rgb(198,219,239)", "rgb(33,113,181)", "rgb(8,48,107)"])
var rateByName = d3.map();
var width = 960,
height = 1160;
var projection = d3.geo.mercator()
.center([-10, 30])
.scale(1800)
.translate([width / 2, height / 2]);
var path = d3.geo.path()
.projection(projection)
.pointRadius(2);
d3.select("body").append("svg")
.attr("class", "legend")
var legend = d3.legend.color()
.shapeHeight(10)
.shapeWidth(50)
.shapePadding(0)
.labelOffset(5)
.labelFormat(d3.format("%"))
.orient("horizontal")
.labelAlign("start")
.scale(color)
d3.select(".legend")
.call(legend)
var svg = d3.select("body").append("svg")
.attr("width", width)
.attr("height", height);
// Define the div for the tooltip
var div = d3.select("body").append("div")
.attr("class", "tooltip")
.style("opacity", 0);
queue()
.defer(d3.json, "spain.json")
.defer(d3.tsv, "spain-provinces-population.tsv", function(d) {
// console.log(d.Nombre + " " + d['Porcentaje_Población'])
rateByName.set(d.Nombre, +d['Porcentaje_Población']);
})
.await(ready);
function ready(error, spain){
// console.log(map)
var quantize = d3.scale.quantize()
.domain([0, 5])
.range(d3.range(9).map(function(i) { return "q" + i + "-9"; }));
svg.selectAll(".subunit")
.data(topojson.feature(spain, spain.objects.subunits).features)
.enter().append("path")
.attr("class", function(d) {
return "subunit " + d.properties.name; })
.attr("class", function(d) { return quantize(rateByName.get(d.properties.name)); })
.attr("d", path)
.on("mouseover", function(d) {
console.log(d.properties.name)
div.transition()
.duration(200)
.style("opacity", .9);
div .html(d.properties.name)
.style("left", (d3.event.pageX) + "px")
.style("top", (d3.event.pageY - 28) + "px");
})
.on("mouseout", function(d) {
div.transition()
.duration(500)
.style("opacity", 0);
});
svg.append("path")
.datum(topojson.mesh(spain, spain.objects.subunits, function(a, b) { return a !== b; }))
.attr("d", path)
.attr("class", "subunit-boundary");
svg.append("path")
.datum(topojson.feature(spain, spain.objects.places))
.attr("d", path)
.attr("class", "place");
svg.selectAll(".place-label")
.data(topojson.feature(spain, spain.objects.places).features)
.enter().append("text")
.attr("class", "place-label")
.attr("transform", function(d) {
return "translate(" + projection(d.geometry.coordinates) + ")"; })
.attr("x", function(d) { return d.geometry.coordinates[0] > -1 ? 6 : -6; })
.attr("dy", ".15em")
.style("text-anchor", function(d) { return d.geometry.coordinates[0] > -1 ? "start" : "end"; })
.text(function(d) {
// debugger
// console.log(d.properties.NAME + " " + d.properties.POP_MAX)
return d.properties.NAME; });
};
</script>
We can make this file beautiful and searchable if this error is corrected: It looks like row 4 should actually have 7 columns, instead of 6 in line 3.
Nombre Población Porcentaje_Población Densidad Superficie Porcentaje_superficie Comunidad_Autónoma
Álava 321932 0.69 106 3037 0.6 País Vasco
Albacete 395007 0.85 26.46 14926 2.96 Castilla-La Mancha
Alicante 1 842963 3.97 316.82 5817 1.15 Comunidad Valenciana
Almería 690851 1.49 78.73 8775 1.74 Andalucía
Asturias 1041754 2.22 98.25 10603 2.10 Asturias
Ávila 165786 0.36 20.59 8050 1.60 Castilla y León
Badajoz 686032 1.48 31.52 21766 4.31 Extremadura
Barcelona 5427322 11.69 701.84 7733 1.53 Cataluña
Burgos 366900 0.78 26.17 14022 2.77 Castilla y León
Cáceres 405560 0.87 20.41 19868 3.94 Extremadura
Cádiz 1 248625 2.69 167.82 7440 1.47 Andalucía
Cantabria 588656 1.26 110.63 5321 1.05 Cantabria
Castellón 574906 1.24 86.63 6636 1.31 Comunidad Valenciana
Ciudad Real 514543 1.11 25.97 19813 3.93 Castilla-La Mancha
Córdoba 795718 1.71 57.78 13771 2.73 Andalucía
La Coruña 1128807 2.43 141.99 7950 1.58 Galicia
Cuenca 206653 0.44 12.06 17140 3.40 Castilla-La Mancha
Gerona 740537 1.59 125.32 5909 1.17 Cataluña
Granada 919329 1.98 72.69 12646 2.51 Andalucía
Guadalajara 254388 0.55 20.83 12214 2.41 Castilla-La Mancha
Gipuzkoa 707298 1.52 354.18 1997 0.39 País Vasco
Huelva 522216 1.12 51.57 10127 2.01 Andalucía
Huesca 221942 0.48 14.19 15636 3.10 Aragón
Baleares 1124 744 2.42 225.35 4991 0.99 Islas Baleares
Jaén 652253 1.40 48.33 13496 2.67 Andalucía
León 480209 1.03 30.82 15580 3.09 Castilla y León
Lérida 430655 0.93 35.38 12172 2.41 Cataluña
Lugo 338873 0.73 34.38 9856 1.95 Galicia
Madrid 6377364 13.73 794.48 8027 1.59 Comunidad de Madrid
Málaga 1632949 3.52 223.51 7306 1.45 Andalucía
Murcia 1463249 3.15 129.34 11313 2.24 Región de Murcia
Navarra 636638 1.37 61.27 10391 2.05 Navarra
Orense 318739 0.69 43.82 7273 1.44 Galicia
Palencia 165782 0.36 20.59 8052 1.60 Castilla y León
Las Palmas 1106779 2.38 272.27 4065 0.81 Canarias
Pontevedra 948496 2.04 211.09 4494 0.89 Galicia
La Rioja 319002 0.68 62.16 5045 0.99 La Rioja
Salamanca 342045 0.74 27.70 12349 2.45 Castilla y León
Santa Cruz de Tenerife 1021868 2.20 302.24 3381 0.67 Canarias
Segovia 158085 0.34 22.84 6920 1.35 Castilla y León
Sevilla 1939625 4.17 138.19 14036 2.78 Andalucía
Soria 92221 0.2 111.77 10306 2.04 Castilla y León
Tarragona 792619 1.71 125.77 6302 1.25 Cataluña
Teruel 137838 0.30 9.31 14809 2.96 Aragón
Toledo 699136 1.49 45.49 15369 3.04 Castilla-La Mancha
Valencia 2521681 5.43 233.34 10807 2.14 Comunidad Valenciana
Valladolid 527508 1.14 65.04 8110 1.61 Castilla y León
Bizkaia 1151905 2.46 519.58 2217 0.44 País Vasco
Zamora 184238 0.40 17.45 10561 2.09 Castilla y León
Zaragoza 960111 2.05 55.58 17274 3.41 Aragón
Ceuta 84726 0.18 4 579.78 18.5 Ceuta
Melilla 84621 0.18 6 315.00 13.4 Melilla
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