D3 Examples - Module 4

xxxxxxxxxx
 
<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="utf-8">
        <title>Loading CSV Data</title>
        <script type="text/javascript" src="https://d3js.org/d3.v3.js"></script>
        <style type="text/css">
            .axis path,
            .axis line {
                fill: none;
                stroke: black;
                shape-rendering: crispEdges;
            }
​
            rect:hover {
                fill: #A39;
            }
​
            .axis text {
                font-family: sans-serif;
                font-size: 11px;
            }
            .y.axis path,
            .y.axis line {
                opacity:0;
            }
        </style>
    </head>
    <body>
        <h2>
        English speaking persons proportion in canadian circonscriptions : 
        </h2>
        <p>
​
        </p>
        <script type="text/javascript">     
​
        var h = 15*400;
        var w = 600;
​
        var svg = d3.select("body")
        .append("svg")
        .attr("width", w)
        .attr("height", h); 
​
        var padding = [0,10,20,50] //top, right, bottom, left
​
        var xScale = d3.scale.linear()
                    .range([0, w-padding[1]-padding[3]]);
​
        var yScale = d3.scale.ordinal()
                    .rangeRoundBands([padding[0], h-padding[2]], 0.2 );
        
        var xAxis = d3.svg.axis()
                          .scale(xScale)
                          .orient("top")
                          .ticks(5);
        
        var yAxis = d3.svg.axis()
                          .scale(yScale)
                          .orient("left");
        
        //Load in contents of CSV file
        d3.csv("https://gist.githubusercontent.com/Alfsig/575130501fb6c7582857/raw/b3f68528cf6580dfc50a29b486d1d2a3e9f86434/data_langage.csv", function(data) {
                console.log(data);
​
                data.sort(function(a,b){
                    return d3.descending(+a.TxAnglais, +b.TxAnglais)
                });
​
                xScale.domain([0, d3.max(data, function(d){return d.TxAnglais})]);
                yScale.domain(data.map(function(d){return d.Geo_code}));
​
                //console.log(data.map(function (d) { return "Circonscription " + d.Geo_code + " :"; }))
​
                //yAxis.ticks(data.length)
​
    
                svg.selectAll("rect")
                    .data(data)
                    .enter()
                    .append("rect")
                    .attr("x", padding[3])
                    .attr("y", function(d){
                        return yScale(d.Geo_code);
                    })
                    .attr("width", function(d){
                        return xScale(d.TxAnglais);
                    })
                    .attr("height", yScale.rangeBand())
                    .attr("fill","rgb(255,100,0)")
                    .append("title")
                    .attr("x", function(d){return xScale(d.TxAnglais)})
                    .attr("y", function(d){
                        return yScale(d.Geo_code);
                    })
                    .text(function(d){
                        return "Circonscription " + d.Geo_code + " : " + (100*parseFloat(d.TxAnglais)).toFixed(3)+" %";
                    })
                
                svg.append("g")
                    .attr("class", "x axis")
                    .attr("transform", "translate("+padding[3]+","+ (h-padding[2])+ ")")
                    .call(xAxis)
                
                console.log(padding[3])
                
                svg.append("g")
                    .attr("class", "y axis")
                    .attr("transform", "translate("+ (padding[3]-5) +",0)")
                    .call(yAxis);
​
            });
​
​
        </script>
​
    </body>
</html>
​
    