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<!DOCTYPE html> <!DOCTYPE html> <head> <meta charset="utf-8"> <script src="https://d3js.org/d3.v4.min.js"></script> <style> body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; } .hidden { display: none; } div.tooltip { color: #222; background-color: #fff; padding: .5em; text-shadow: #f5f5f5 0 1px 0; border-radius: 2px; opacity: 0.9; position: absolute; } </style> </head> <body> <script> var width = 960, height = 580; var svg = d3.select( "body" ) .append( "svg" ) .attr( "width", width ) .attr( "height", height ); var tooltip = d3.select('body').append('div') .attr('class', 'hidden tooltip'); var g = svg.append( "g" ); var projection =d3.geoConicConformal() .center([2.454071, 46.279229]) .scale(2800); var path = d3.geoPath() // d3.geo.path avec d3 version 3 .projection(projection); color = d3.scaleLinear() .interpolate(d3.interpolateHcl) .range([d3.rgb(188, 239, 175), d3.rgb(72, 122, 59)]) d3.csv("GrippeFrance2014.csv", function(data) { color.domain([0,250]); d3.json("regions.json", function(json) { //On fusionne les donnees avec le GeoJSON des regions for (var i = 0; i < data.length; i++) { //Nom de la region var dataState = data[i].region; var dataValue= (parseInt(data[i]["02/11/14"]) + parseInt(data[i]["09/11/14"]) + parseInt(data[i]["16/11/14"])+ parseInt(data[i]["23/11/14"]) + parseInt(data[i]["30/11/14"])) //var dataValue = parseFloat(data[i].somme2014); //Recherche de l'etat dans le GeoJSON for (var j = 0; j < json.features.length; j++) { var jsonState = json.features[j].properties.nom; if (dataState == jsonState) { //On injecte la valeur de l'Etat dans le json json.features[j].properties.value = dataValue; //Pas besoin de chercher plus loin break; } } } g.selectAll("path") .data(json.features) .enter() .append("path") .attr("d", path) .style("fill", function(d) { var value = d.properties.value; if (value) { return color(value); } else { // si pas de valeur alors en gris return "#ccc"; } }) .on('mousemove', function(d) { var mouse = d3.mouse(svg.node()).map(function(d) { return parseInt(d); }); tooltip.classed('hidden', false) .attr('style', 'left:' + (mouse[0] + 15) + 'px; top:' + (mouse[1] - 35) + 'px') .html(d.properties.nom+ ": " +d.properties.value); }) .on('mouseout', function() { tooltip.classed('hidden', true); }); ; }); }); </script> </body>
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