Grippe en France 2014

Built with blockbuilder.org

forked from aurelient's block:

forked from MohamedZaki's block: Grippe en France

forked from MohamedZaki's block: Grippe en France With Slider

forked from MohamedZaki's block: Grippe en France 2014

<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://d3js.org/d3.v3.min.js"></script>
  <script src="https://d3js.org/topojson.v1.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; }
  .province {
        fill: #000;
        stroke: #fff;
        stroke-width: 1px;
    }
    .province:hover {
        fill: #666;
    }
    .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>
  <br/> <br/> 
  <div>&nbsp;
  <input id="slider" type="range" value="1" min="1" max="2" step="1" />
  <span id="week">week</span>
</div>
  
  <script>
		var width = 700,
  		  height = 580;
   var min =  Number.MAX_VALUE ; 
   
   var max = 0  ;
   var weeks = 0 ;
   
    var index = 0 ;
   var weeksArray ;
    
		var svg = d3.select( "body" )
  		.append( "svg" )
		  .attr( "width", width )
		  .attr( "height", height );

var projection = d3.geo.conicConformal()
    			.translate([width/2, height/2])
   			  .center([2.454071, 46.279229]).scale(3000);

var path = d3.geo.path()
                 .projection(projection);
    
		
     var tooltip = d3.select('body').append('div')
            .attr('class', 'hidden tooltip');
    
    queue()   // permet de charger les fichiers de manière asynchrone
  .defer(d3.json, "regions.json")
  .defer(d3.csv, "grippe.csv")
  .await(processData); // Appel de Await Data
			  
   function processData(error,francejson,grippedata) {
   
     
     weeksArray = Object.keys(grippedata[0]);

for (var i = 0; i < grippedata.length; i++) {
     
       data = grippedata[i];
       
       for(var j = 1 ;j < data.length-1 ; j++){
         
         if (max < grippedata[i][j]) max = grippedata[i][j] ;
				 if (min > grippedata[i][j]) min = grippedata[i][j] ;		
       }
       
       color.domain([ min ,max ]);
       
    	var dataRegion = grippedata[i].region;

for (var j = 0; j < francejson.features.length; j++) {
         var jsonState = francejson.features[j].properties.nom;
           if (dataRegion == jsonState) {
             
           //Injection des valeurs dans le Json
             
           	francejson.features[j].properties.value = Object.values(data);
            break;
       }
     }
       
     } 
      
     
		weeks = weeksArray.length-2 ;
     
     d3.select('#slider').attr("max", weeks) ;

d3.select("#slider").on("input", function() {
      index = this.value ;
      updateViz(+this.value);
    });
     
     function updateViz(value){
      
      d3.select('#week').html(weeksArray[index]);
		  drawMap(francejson,weeksArray[index]);
       
    }

}
 
    var color = d3.scale.quantize()
    .range(['rgb(255,245,240)','rgb(254,224,210)','rgb(252,187,161)','rgb(252,146,114)','rgb(251,106,74)','rgb(239,59,44)','rgb(203,24,29)','rgb(165,15,21)','rgb(103,0,13)']);
    
    
 function drawMap(json, currentWeek) {
  map = svg.selectAll("path")
    .data(json.features);

// Maj de la map avec changement des semines 
  map.attr("class", "update").attr("d", path).style("opacity",function(d) {
     //on prend la valeur recupere plus haut
    
     var value = d.properties.value;
       if (value) {
         return value[index]/250;
       } else {
         // si pas de valeur alors en gris
         return "#ccc";
  		 }
     })
   .style("fill", function(d) {
     //on prend la valeur recupere plus haut
     var value =  d.properties.value; 
       if (value) {
         return color(value[index]);
       } 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);
          });
    
    var value =  d.properties.value; 
    var somme = 0 ;
    
    if (value) {
        somme = d.properties.value[index] ;
       } else {
       somme = 0 ; 
       }
         
          tooltip.classed('hidden', false)
                .attr('style', 'left:' + (mouse[0] + 10) +
                'px; top:' + (mouse[1] - 1) + 'px')
          .html(d.properties.nom+" : "+somme);
      })
      .on('mouseout', function() {
                    tooltip.classed('hidden', true);
       });
 
   map.enter()
    .append("path")
    .attr("class", "enter");
  
}
  </script>
</body>

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

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

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

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

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