Filliere BIO

<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="utf-8">
		<link rel="stylesheet" type="text/css" href="css_radio_button.css">
        <title>D3 Page Template</title>
		<script src="d3.v3.min.js"></script>
    </head>
    <body>

<form>
			<input type="radio" name="group-stack" value="Producteurs"  id="r1" onclick="update_on_change()" checked>
			<label for="r1"><span></span>Producteurs</label>
			<p>
			<input type="radio" name="group-stack" value="Importateurs" id="r2" onclick="update_on_change()">
			<label for="r2"><span></span>Importateurs</label>
			<p>
			<input type="radio" name="group-stack" value="Distributeurs" id="r3" onclick="update_on_change()">
			<label for="r3"><span></span>Distributeurs</label>
			<p>
			<input type="radio" name="group-stack" value="Preparateurs" id="r4" onclick="update_on_change()">
			<label for="r4"><span></span>Preparateurs</label>
			<p>
		</form>
		
		<div class='map-overlay-inner'>
			<input id='slider' type='range' name="slide" min='2008' max='2011' step='1' value='2008' onchange="update_on_change()"/>
			<input type="text" id="textInput" value="">
		</div>
				
		<h1 style="color:white;"> Répartition de la filière BIO par départements </h1>

function handleMouseOver(d, i) {  // Add interactivity

// Use D3 to select element, change color and size
				d3.select(this).attr({
				  fill: "orange"
				});
				
				var id_dep = d.properties.CODE_DEPT;
				var csv_selected = d3.dsv(";", "utf-8")("bio_producteurs_dep.csv", function(data) {
					data = data.filter(function(row) {
						return (("0" + row['id_departement']).slice(-2) == id_dep);
					})
					
					var id_array = 0;
					if (year == "2008")
						id_array = 0;
					else if (year == "2009")
						id_array = 1;
					else if (year == "2010")
						id_array = 2;
					else 
						id_array = 3;
					
					svg.append("text").attr({
						id: "t" + data.Annee + data.id_departement,  // Create an id for text so we can select it later for removing on mouseout
						x: 30,
						y: 80
					})
					.text(function() {
						return data[id_array][var_of_interest].replace("s", 0) + " " + var_of_interest + " bio dans le département ";   // Value of the text
					});
				});			
				
				// Specify where to put label of text
				svg.append("text").attr({
				   id: "t" + d.properties.ID_GEOFLA,  // Create an id for text so we can select it later for removing on mouseout
					x: 30,
					y: 100
				})
				.text(function() {
				  return d.properties.NOM_DEPT;  // Value of the text
				});
			}
			
			function handleMouseOut(d, i) {
				// Use D3 to select element, change color back to normal
				d3.select(this).attr({
				  fill: color_scale(d.properties[var_of_interest])
				});
				
				var id_dep = d.properties.CODE_DEPT;
				var csv_selected = d3.dsv(";", "utf-8")("bio_producteurs_dep.csv", function(data) {
					data = data.filter(function(row) {
						return (("0" + row['id_departement']).slice(-2) == id_dep) && (row["Annee"] == year);
					})
					
					d3.select("#t" + data.Annee + data.id_departement).remove();  // Remove text location
				});	
				
				// Select text by id and then remove
				d3.select("#t" + d.properties.ID_GEOFLA).remove();  // Remove text location
				//d3.select("#t" + d.properties.ID_GEOFLA + "prod").remove();  // Remove text location
			}
			
			function updateTextInput(val) {
				document.getElementById('textInput').value=val; 
			}
			
			function update_viz(variable){
				year = document.getElementById('slider').value;
				updateTextInput(year);

d3.dsv(";", "utf-8")("bio_producteurs_dep.csv", function(data) {	
				
					data.forEach(function(d) {
						d[variable] = d[variable].replace("s", 0);
					});
					
					data = data.filter(function(row) {
						return (row["Annee"] == year);
					})
				
					var max = d3.max(data, function(d) { return +d[variable]; } );
					var min = d3.min(data, function(d) { return +d[variable]; } );
					
					color_scale = d3.scale.linear().domain([0, max]).range(['#e0ffd8', 'green']);
					
					// Read JSON
					var dep = d3.json("departments.json", function(geoJSON) {
						svg.selectAll("path").remove();
				
						var projection = d3.geo.conicConformal()
							.center([2.454071, 46.279229])
							.scale(3000)
							.translate([300,300]);
						path.projection(projection);			
					
						var map=svg.selectAll("path").data(geoJSON.features)
						
						geoJSON.features.forEach(function(d){
							var result = data.filter(function(producteur){
								return (producteur.id_departement === d.properties.CODE_DEPT);
							});
							d.properties[variable] = (result[0] !== undefined) ? result[0][variable] : null;
						});

map.enter()
							.append("path")
							.attr("stroke","black")
							.attr("d", path)
							.attr("fill", function(d){
								return color_scale(d.properties[variable]);})
							.on("mouseover", handleMouseOver)
							.on("mouseout", handleMouseOut);
						});
				
					return data;
			});	
			}
        </script>
    </body>
</html>