D3 Examples - modul4

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<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="utf-8">
        <title>Vienna</title>
        <script type="text/javascript" src="https://d3js.org/d3.v3.min.js"></script>
        <style type="text/css">
            
            body {
                background-color: #ffffff;
            }
​
            svg {
                background-color: #ffffff;
            }
​
            h1 {
                color: black;
                font-size: 18px;
                font-family: sans-serif;
                } 
​
​
            p {
                color: black;
                font-size: 14px;
                font-family: sans-serif;
                }
​
            rect:hover {
                fill: #e98e27;
            }
            
            .axis path,
            .axis line {
                fill: none;
                stroke: #606060;
                shape-rendering: crispEdges;
            }
            
            .axis text {
                font-family: sans-serif;
                font-size: 11px;
                color: #606060;
            }
​
            .y.axis path,
            .y.axis line {
                opacity: 0;
            }   
​
        </style>
    </head>
    <body>
    <h1>Viennas fastest growing area</h2>
    <p>By 2024 the area around the new railway station will inhabit approximately 7.759 people. That sums up to a growth rate of 415 % compared to 2014. Data has been gathared by <a href="https://www.data.gv.at/katalog/dataset/7a6156e3-2242-4e4f-8158-2b80ecd89189" style="color:#33aafc">the administration and shows the change in percent.</a></p>
        <script type="text/javascript">     
​
        var w = 500;
        var h = 300;
        var padding = [ 20, 10, 30, 150];
​
        var widthScale = d3.scale.linear()
                            .range([0, w - padding[1] - padding[3] ]);
​
        var heightScale = d3.scale.ordinal()
                        .rangeRoundBands([ padding[0], h - padding[2] ], 0.1);
​
        var xAxis = d3.svg.axis()
                        .scale(widthScale)
                        .orient("bottom");
​
        var yAxis = d3.svg.axis()
                        .scale(heightScale)
                        .orient("left");
​
​
            var svg = d3.select("body")
                        .append("svg")
                        .attr("width", w)
                        .attr("height", h);
​
            d3.csv("viennaprojection.csv", function(data) {
​
                data.sort(function(a, b) {
                    return d3.descending(+a.growth, +b.growth);
                });
​
                widthScale.domain([ 0, d3.max(data, function(d) {
                    return +d.growth;
                }) ]);
​
                heightScale.domain(data.map(function(d) { 
                    return d.area; } ));
​
                var rects = svg.selectAll("rect")
                                .data(data)
                                .enter()
                                .append("rect");
​
                rects.attr("x", padding[3])
                    .attr("y", function(d) {
                        return heightScale(d.area);
                    }) 
                    .attr("width", function(d) {
                        return widthScale(d.growth);
                    })
​
                    .attr("height", heightScale.rangeBand())
                    .attr("fill", "#33aafc")
                    .append("title")
                    .text(function(d) {
                        return "The area " + d.area + " will grow at a rate of " + d.growth + " % until 2024";
                    });
​
                svg.append("g")
                    .attr("class", "x axis")
                    .attr("transform", "translate(" + padding[3] + "," + (h - padding[2]) + ")")
                    .call(xAxis);
​
                svg.append("g")
                    .attr("class", "y axis")
                    .attr("transform", "translate(" + padding[3] + ",0)")
                    .call(yAxis);   
​
            });
​
        </script>
    </body>
</html>
    