Old school D3 from simpler times

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loubnae

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TP5

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forked from aurelient's block:

<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://d3js.org/d3.v3.min.js"></script>
  <script src="https://d3js.org/queue.v1.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>
  <div>
  	<input id="slider" type="range" value="1" min="0" max="100" step="1" />
  	<span id="week">semaine</span>
	</div>
  <script>
		var width = 700,
  		  height = 580;

var svg = d3.select( "body" )
  		.append( "svg" )
		  .attr( "width", width )
		  .attr( "height", height );

var projection = d3.geo.conicConformal()
                       .center([0, 45.5])
                       .scale(3000)
                       .translate([width/2, height/2]);

var path = d3.geo.path()
                 .projection(projection);
    
    var maxColor =0;
    var minColor;
    
    var color = d3.scale.quantize()  .range(["rgb(237,248,233)", "rgb(186,228,179)","rgb(116,196,118)", "rgb(49,163,84)", "rgb(0,109,44)"]);
    
    var tooltip = d3.select('body')
    								.append('div')
            				.attr('class', 'hidden tooltip');
    
    var jsonGrippe ;
    
    var semaineCourante = 0;
    
    var semaines;
    
    d3.select("#slider").on("input", function() {
      updateViz(+this.value);
    });
    
    function updateViz(num){
      d3.select('#week').html(semaine[num+1]);
      semaineCourante = num;
      drawMap(jsonGrippe,num);
    }
    
    function drawMap(json, week) {
			carte = svg.selectAll("path").data(json.features);
      carte.style("fill", function(d) {
        //on prend la valeur recupere plus haut
        if (d.properties.nombreRecherche && d.properties.nombreRecherche[semaineCourante]) {
          return color(d.properties.nombreRecherche[semaineCourante]);
        } else { 
          // si pas de valeur alors en gris
          return "#ccc";
        }
      });    
    };
    
	 queue()   // permet de charger les fichiers de manière asynchrone
                  .defer(d3.json, "regions.json")
                  .defer(d3.csv, "GrippeFrance2003-15.csv")
                  .await(processData);

function processData (error,francejson,grippedata){
  
   for(var i=0;i<grippedata.length;i++){
     var regionGrippe =grippedata[i].regions;
     var nomColonnes = d3.keys(grippedata[0]);
     semaine = nomColonnes;
     var valeurSemaine = new Array();
     
     d3.select('#slider').attr("max", (nomColonnes.length - 2));
     
     for(var k=1; k< nomColonnes.length;k++){
       var grippeValeur = parseInt(grippedata[i][nomColonnes[k]]);
       valeurSemaine.push(grippeValeur);
       if(grippeValeur > maxColor)
         maxColor = grippeValeur;
       if(minColor){
         if (grippeValeur < minColor)
           minColor = grippeValeur;
       }
       else
         minColor = grippeValeur;
     }
     
     for(var j=0; j< francejson.features.length;j++){
       var regionFrance = francejson.features[j].properties.nom; 
       if(regionGrippe == regionFrance){      
         francejson.features[j].properties.nombreRecherche = valeurSemaine;
         
         break;
       }
    }
     
   } 
    if(minColor >= maxColor)
      minColor = maxColor - 1;
    color.domain([0,maxColor]);
    svg.selectAll("path")
        	.data(francejson.features)
          .enter()
          .append("path")
          .attr("d", path)
      		// colorer la map
      		.style("fill", function(d) {
                //on prend la valeur recupere plus haut
                if (d.properties.nombreRecherche && d.properties.nombreRecherche[semaineCourante]) {
                    return color(d.properties.nombreRecherche[semaineCourante]);
                } else { 
                    // si pas de valeur alors en gris
                    return "#ccc";
                }
            })
      		.attr('class', function(d) {
        		return 'region ' + d;
      		})
        	.attr('d', path)
        	.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 + " " + "</br>Grippe : " + (d.properties.nombreRecherche ? String(d.properties.nombreRecherche[semaineCourante]) : "Undefined"))
      	})
      		.on('mouseout', function() {
        	tooltip.classed('hidden', true);
      		});
    
    jsonGrippe = francejson;
    d3.select('#week').html(semaine[semaineCourante+1]);
                
  };
    
  </script>
</body>

Modified http://d3js.org/queue.v1.min.js to a secure url

https://d3js.org/d3.v3.min.js

https://d3js.org/queue.v1.min.js