TP5_DataViz_RaoFernandes

forked from aurelient's block:

forked from Janjacky's block: TP4_DataViz_RaoFernandes

forked from Janjacky's block: TP5_DataViz_RaoFernandes

<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://d3js.org/d3.v3.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="1" max="100" step="1" />
    <span id="week">week</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().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');
    
    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) {
      //Set input domain for color scale
				color.domain([0,2000]); //pour la somme
      	//color.domain([0, 200]);	// pour novembre

d3.json("regions.geojson", function(json) {
        //On fusionne les donnees avec le GeoJSON
        for (var i = 0; i < data.length; i++) {
        	var dataRegion = data[i].region;
          var dataValue = parseFloat(data[i].somme2014); // pour la somme
          /*var dataValue = 0; // pour novembre
          for(var x = 1; x < 32; x++){
            if (x < 10) var xstr = "0"+ String(x);
            else var xstr = String(x);
            if(data[i][xstr + "/11/14"])
            	dataValue += parseFloat(data[i][xstr + "/11/14"]);
            
          }*/
        
          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)
        	.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>" + d.properties.value);
                })
           .on('mouseout', function() {
                    tooltip.classed('hidden', true);
                })
 
          .style("fill", function(d) {
          //on prend la valeur recupere plus haut
          var value = d.properties.value;

if (value) {
            return color(value);
          } else { 
            // si pas de valeur alors en gris
            return "#ccc";
          }
          
          
        });
      });
 	  });
	
  </script>
</body>

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