tp5

forked from aurelient's block:

forked from cclzxl's block:

<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://d3js.org/d3.v3.min.js"></script>
  <script src="https://d3js.org/d3-queue.v3.min.js"></script>
  <style>
    body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
    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 );

// en cas de mise a jour de la carte / de changement de semaine
  carte.attr("class", "update")
  		 .style("fill", function(d) {
    if(d.properties.value)
    {
      var value = parseFloat(d.properties.value[currentWeek]);  
             
      if (value) {
         return color(value);
      } else {
         // si pas de valeur alors en gris
         return "#ccc";
        }
    }else
    {
    	return "#ccc";    
    }   
    });

// code pour la creation de la carte la 1e fois.
  carte.enter()
  		.append("path")
    	.attr("class", "enter")
 			.attr("d", path)
      .style("fill", function(d) {
           if(d.properties.value)
          {
            var value = parseFloat(d.properties.value[currentWeek]);

if (value) {
               return color(value);
            } else {
               // si pas de valeur alors en gris
               return "#ccc";
              }
          }else
          {
            return "#ccc";    
          }
      })
       .on('mousemove', function(d) {
                    var mouse = d3.mouse(svg.node()).map(function(d) {
                        return parseInt(d);
                    });
    								if(d.properties.value)
                    {
                      var slider_value = d3.select("#slider").property("value");
                      tooltip.classed('hidden', false)
                          .attr('style', 'left:' + (mouse[0] + 15) +
                                  'px; top:' + (mouse[1] - 35) + 'px')
                          .html(d.properties.nom + ":" + d.properties.value[slider_value]);
                    }
                })
       .on('mouseout', function(d) {
                    tooltip.classed('hidden', true);
        });
  }
    
			function updateViz(slider_value){
        d3.select('#week').html(weeklist[slider_value]);
        drawMap(franceGrippe,slider_value); 
			}
      d3.select("#slider").on("input", function() {
         updateViz(+this.value);
      });
	function drawLegend(color_levels)
  {
  // draw legend
  var legend = svg.selectAll(".legend")
      .data(color_levels)
    	.enter()
  		.append("g")
      .attr("class", "legend")
      .attr("transform", function(d, i) { return "translate(0," + i * 20 + ")"; });

// draw legend colored rectangles
  legend.append("rect")
      .attr("x", width - 18)
      .attr("width", 18)
      .attr("height", 18)
      .style("fill", color);

// draw legend text
  legend.append("text")
      .attr("x", width - 24)
      .attr("y", 9)
      .attr("dy", ".35em")
      .style("text-anchor", "end")
      .text(function(d) { return d;});
  }
  </script>
</body>

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

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