Bar Chart - Floating Scale

For reference, I have taken sample code from Mike Bostock's Bar Chart Example. At all places I have commented original code and replaced it with new code to convert given example with Floating Scale.

<!DOCTYPE html>
<meta charset="utf-8">
<style>
    body
    {
        font: sans-serif;
    }
    .bar
    {
        fill: steelblue;
    }
    
    .bar:hover
    {
        fill: brown;
    }
    
    .axis
    {
        font: 10px sans-serif;
    }
    
    .axis path, .axis line
    {
        fill: none;
        stroke: #000;
        shape-rendering: crispEdges;
    }
    
    .x.axis path
    {
        display: none;
    }
    
    
    .floating
    {
        stroke: #FF0000;
    }
    
    .floatingLabel
    {
        fill: #FF0000;
    }
</style>
<body>
    <div style="padding: 10px;">
        <label>
            Add new <b><i>Floating</i></b> axis line <i>(Value in %)</i></label>
        <input id="myValue" type="text" value="12" />
        <input type="button" value="Add" onclick="updateValues()" />
    </div>
    <script src="https://d3js.org/d3.v3.min.js"></script>
    <script src="https://darshit-shah.github.io/d3.floatingscale.js"></script>
    <script>

var margin = { top: 20, right: 50, bottom: 30, left: 40 },
    width = 960 - margin.left - margin.right,
    height = 450 - margin.top - margin.bottom;

var x = d3.scale.ordinal().rangeRoundBands([0, width], .1);

//Replaced
        //var y = d3.scale.linear().range([height, 0]);
        var y = d3.svg.floatingScale().range([height, 0]).ticks(5, "%");

var xAxis = d3.svg.axis()
                    .scale(x)
                    .orient("bottom");

//Replaced
        //var yAxis = d3.svg.axis().scale(y).orient("left");
        var yAxis = y.axis().orient("left");

var svg = d3.select("body").append("svg")
                    .attr("width", width + margin.left + margin.right)
                    .attr("height", height + margin.top + margin.bottom)
                  .append("g")
                    .attr("transform", "translate(" + margin.left + "," + margin.top + ")");

var data = null;
        var min = Infinity;
        var max = -Infinity;
        d3.csv("data.csv", type, function (error, file_data) {
            data = file_data;
            file_data = null;
            x.domain(data.map(function (d) { return d.letter; }));
            y.domain([0, d3.max(data, function (d) { return d.frequency; })]);

svg.append("g")
              .attr("class", "x axis")
              .attr("transform", "translate(0," + height + ")")
              .call(xAxis);

svg.append("g")
              .attr("class", "y axis")
              .call(yAxis)
            .append("text")
              .attr("transform", "rotate(-90)")
              .attr("y", 6)
              .attr("dy", ".71em")
              .style("text-anchor", "end")
              .text("Frequency");

bars.exit().remove();

//added extra
            y.updateChart(updateChart).chart(svg);

});

function updateChart(delay, duration) {

//added extra
            svg.selectAll(".bar").transition().delay(delay).duration(duration).attr("y", function (d) {
                return y(d.frequency);
            })
            .attr("height", function (d) {
                return height - y(d.frequency);
            });
            svg.selectAll(".y.axis").transition().delay(delay).duration(duration).call(yAxis);
        }

function type(d) {
            d.frequency = +d.frequency;
            return d;
        }

function updateValues() {
            var value = parseFloat(document.querySelector('#myValue').value.trim()) / 100;
            y.addFloatingScaleLine(value);
        }

</script>
</body>

Modified http://d3js.org/d3.v3.min.js to a secure url

Updated missing url https://darshit-shah.github.io/d3.floatingScale.js to https://darshit-shah.github.io/d3.floatingscale.js

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

https://darshit-shah.github.io/d3.floatingScale.js