This file shows how to use the conicConformalPortugal projection from d3-composite-projections. The example is the same as the one at this block, but with this new composite projection gives a much better result.
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January 17, 2023 12:11
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d3-composite-projections conicConformalSpain
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| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <style> | |
| .provincias { | |
| fill: #ccc; | |
| stroke: #fff; | |
| } | |
| div.tooltip { | |
| position: absolute; | |
| text-align: center; | |
| width: 70px; | |
| padding: 2px; | |
| font: 12px sans-serif; | |
| background: lightsteelblue; | |
| border: 0px; | |
| border-radius: 8px; | |
| pointer-events: none; | |
| } | |
| </style> | |
| <body> | |
| <script src="http://d3js.org/d3.v3.min.js"></script> | |
| <script src="http://d3js.org/topojson.v1.min.js"></script> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/d3-composite-projections/0.3.5/conicConformalSpain-proj.min.js"></script> | |
| <script> | |
| var width = 960, | |
| height = 500; | |
| var colores = {"PP":"#03a9e7","PSOE":"#ff2f2e","IU":"#149f27","UPyD":"#d64b8c","CiU":"#024c97","Amaiur":"#b0d2e9", | |
| "PNV":"#0f7c2f","ERC":"#f9d43f","Compromís":"#faddaa","Podemos":"#82398a","Ciudadanos":"#e28535","Otros":"#e8e8e8"}; | |
| var projection = d3.geo.conicConformalSpain() | |
| var path = d3.geo.path() | |
| .projection(projection); | |
| var svg = d3.select("body").append("svg") | |
| .attr("width", width) | |
| .attr("height", height); | |
| var div = d3.select("body").append("div") | |
| .attr("class", "tooltip") | |
| .style("opacity", 0); | |
| d3.json("https://cdn.rawgit.com/rveciana/5919944/raw//provincias.json", function(error, provincias) { | |
| d3.json("https://cdn.rawgit.com/rveciana/5919944/raw//resultados.json", function(error, resultados) { | |
| var land = topojson.feature(provincias, provincias.objects.provincias); | |
| svg.selectAll("path") | |
| .data(land.features) | |
| .enter() | |
| .append("path") | |
| .attr("d", path) | |
| .attr("fill", function(d){ | |
| var ganador = Object.keys(resultados[d.properties.nombre])[0]; | |
| return colores[ganador]; | |
| }) | |
| .on("mouseover", function(d) { | |
| d3.select(this) | |
| .transition() | |
| .style("stroke-width", 4); | |
| div.transition() | |
| .duration(200) | |
| .style("opacity", 0.9); | |
| var resultados_provincia = ""; | |
| var partido; | |
| for (partido in resultados[d.properties.nombre]) { | |
| resultados_provincia += partido + ": " + resultados[d.properties.nombre][partido] + "</br>"; | |
| } | |
| div.html("Resultados: <br/>" + resultados_provincia) | |
| .style("left", (d3.event.pageX) + "px") | |
| .style("top", (d3.event.pageY - 28) + "px"); | |
| }) | |
| .on("mouseout", function(d) { | |
| d3.select(this) | |
| .transition() | |
| .style("stroke-width", 0); | |
| div.transition() | |
| .duration(500) | |
| .style("opacity", 0); | |
| }); | |
| svg | |
| .append("path") | |
| .style("fill","none") | |
| .style("stroke","#000") | |
| .attr("d", projection.getCompositionBorders()); | |
| }); | |
| }); | |
| </script> |
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