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<!DOCTYPE html> |
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<meta charset="utf-8"> |
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<style> |
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.tract { |
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stroke: #777; |
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} |
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.tract:hover { |
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stroke: orange; |
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} |
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.tract-border { |
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fill: none; |
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/*stroke: #777;*/ |
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pointer-events: none; |
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} |
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.tract-border-state { |
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fill: none; |
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stroke: #333; |
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stroke-width: 1px; |
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pointer-events: none; |
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} |
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.legend { |
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font-family: sans-serif; |
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font-size: 10pt; |
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} |
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.legendTitle { |
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font-weight: bold; |
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font-size:11pt; |
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} |
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</style> |
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<svg width="800" height="500"></svg> |
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<script src="https://d3js.org/d3.v4.min.js"></script> |
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<script src="https://d3js.org/d3-scale-chromatic.v1.min.js"></script> |
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<script src="https://d3js.org/topojson.v1.min.js"></script> |
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<script src="https://cdnjs.cloudflare.com/ajax/libs/d3-legend/2.11.0/d3-legend.min.js"></script> |
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<script> |
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var svg = d3.select("svg"), |
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width = +svg.attr("width"), |
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height = +svg.attr("height"), |
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margin = { top: 20, bottom:20, right: 20, left: 20}; |
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var fmt = d3.format(" >5.0%"); |
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function ready(error, mapData, data) { |
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if (error) throw error; |
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var dictCities = {}; |
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data.forEach(function (d) { |
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//Parse the percentages |
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d["% No"] = +(d["% No"].slice(0,-1).replace(",", "."))/100; |
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d["% Si"] = +(d["% Si"].slice(0,-1).replace(",", "."))/100; |
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d.result = d["% Si"] - d["% No"]; |
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var res = {}; |
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dictCities[d.Municipio.toUpperCase()]=d; |
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}); |
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var color = d3.scaleSequential(d3.interpolateRdBu) |
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.domain([-1, 1]); |
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|
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var land = topojson.feature(mapData, { |
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type: "GeometryCollection", |
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geometries: mapData.objects.mpios.geometries.filter(function(d) { |
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return (d.id / 10000 | 0) % 100 !== 99; |
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}) |
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}); |
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var landState = topojson.feature(mapData, { |
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type: "GeometryCollection", |
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geometries: mapData.objects.depts.geometries.filter(function(d) { |
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return (d.id / 10000 | 0) % 100 !== 99; |
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}) |
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}); |
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// EPSG:32111 |
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var path = d3.geoPath() |
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.projection(d3.geoTransverseMercator() |
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.rotate([74 + 30 / 60, -38 - 50 / 60]) |
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.fitExtent([[margin.left, margin.top], [width-margin.right, height-margin.bottom]], land)); |
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var pathState = d3.geoPath() |
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.projection(d3.geoTransverseMercator() |
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.rotate([74 + 30 / 60, -38 - 50 / 60]) |
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.fitExtent([[margin.left, margin.top], [width-margin.right, height-margin.bottom]], landState)); |
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svg.selectAll("path") |
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.data(land.features) |
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.enter().append("path") |
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.attr("class", "tract") |
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.style("fill", function (d) { |
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var city = dictCities[d.properties.name]; |
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if (city) |
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return color(city.result); |
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else { |
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console.log(d.properties.name + "," + d.properties.dpt); |
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return color(0); |
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} |
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}) |
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.attr("d", path) |
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.append("title") |
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.text(function(d) { |
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var city = dictCities[d.properties.name]; |
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var msg = d.properties.name + ", " + d.properties.dpt; |
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if (city) |
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msg += " %Si - %No: " + fmt(city.result); |
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return msg; |
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}); |
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svg.append("path") |
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.datum(topojson.mesh(mapData, mapData.objects.mpios, function(a, b) { return a !== b; })) |
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.attr("class", "tract-border") |
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.attr("d", path); |
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svg.append("path") |
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.datum(topojson.mesh(mapData, mapData.objects.depts, function(a, b) { return a !== b; })) |
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.attr("class", "tract-border-state") |
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.attr("d", pathState); |
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|
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// The legend |
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svg.append("g") |
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.attr("class", "legend") |
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.attr("transform", "translate(660,20)"); |
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|
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var legendLinear = d3.legendColor() |
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// .shapeWidth(30) |
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.cells(7) |
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.orient('vertical') |
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.title('%Si - %No') |
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.labelFormat(fmt) |
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.labelAlign("start") |
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.scale(color); |
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|
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svg.select(".legend") |
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.call(legendLinear); |
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} |
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d3.queue() |
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.defer(d3.json, "colombia-municipios.json" ) |
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.defer(d3.csv, "plebiscito_Colombia_2016.csv" ) |
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.await(ready); |
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</script> |
