TP4

forked from aurelient's block:

forked from anonymous's block:

forked from yousra25's block:

<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://d3js.org/d3.v3.min.js"></script>
  <style>
  
    .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;
    }

body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
    
  </style>
</head>

<body>
  <script>
		var width = 750,
  		  height = 580;

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

var projection = d3.geo.conicConformal().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');

// On definit une echelle de couleur   
   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)"]);
    
    
    
    
   d3.csv("GrippeFrance2014.csv", function(data) {
     
    
     color.domain([0, 100])

d3.json("regions.geojson", function(json) {
      //On fusionne les donnees avec le GeoJSON
      for (var i = 0; i < data.length; i++) {

//Nom de la region            
        var dataRegion = data[i].region
        
        //Valeur associee a l'etat            
        //var dataValue = parseFloat(data[i].somme2014);
        var dataValue = parseFloat(data[i]["05/10/14"]) + parseFloat(data[i]["12/10/14"])+parseFloat(data[i]["19/10/14"]) + parseFloat(data[i]["26/10/14"]);
        
         //Recherche de l'etat dans le GeoJSON            
        for (var j = 0; j < json.features.length; j++) { 
          
          var jsonRegion = json.features[j].properties.nom;   
          
          if (dataRegion == jsonRegion) { 
           //On injecte la valeur de l'Etat dans le json                  
            json.features[j].properties.value = dataValue;
           //Pas besoin de chercher plus loin 
            break;                
          }       
        }}
      
      
      
      svg.selectAll("path")
                   .data(json.features)
                   .enter()
                   .append("path")
                   .attr("d", path)
                   .style("fill", function(d) {
                                //Get data value
                                var value = d.properties.value;

if (value) {
                                        //If value exists…
                                        return color(value);
                                } else {
                                        //If value is undefined…
                                        return "#e2e2e2";
                                }
                   })
           .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>

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