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var margin = {top: 20, right: 20, bottom: 170, left: 40},
width = 636 - margin.left - margin.right,
height = 380 - margin.top - margin.bottom; //PW Dimensions, delete margin bottom for better viz w/long x labels
var x = d3.scale.ordinal()
.rangeRoundBands([0, width], .1);
var y = d3.scale.linear()
.range([height, 0]);
var xAxis = d3.svg.axis()
.scale(x)
.orient("bottom");
var yAxis = d3.svg.axis()
.scale(y)
.orient("left")
var tip = d3.tip()
.attr('class', 'd3-tip')
.offset([-10, 0])
.html(function(d) {
return "<strong> <span style='color: #252525; background-color: #ffffff; padding-left: 3px; padding-right: 3px; padding-bottom: 3px; padding-top: 3px'>" + "Orders: " + d.frequency + "</strong> </span>";
})
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 + ")");
svg.call(tip);
d3.csv("dataibt.csv", function(error, data) {
data.forEach(function(d) {
d.frequency = +d.frequency; });
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)
.selectAll("text")
.style("text-anchor", "end")
.attr("dx", -10)
.attr("dy", -2)
.attr("transform", function(d) {return "rotate(-90)" });
svg.append("g")
.attr("class", "y axis")
.call(yAxis)
.append("text")
.attr("transform", "translate")
.attr("y", 6)
.attr("dy", "5")
.attr("x", 1)
.attr("dx", "80")
.style("text-anchor", "middle")
.text("Banning orders");
svg.selectAll(".bar")
.data(data)
.enter().append("rect")
.attr("class", "bar")
.attr("x", function(d) { return x(d.letter); })
.attr("y", function(d) { return y(d.frequency) - .5 ; })
.attr("width", x.rangeBand())
.transition()
.duration(300)
.delay(function (d,i){ return i / data.length * 1000;})
.attr("height", function(d) { return height - y(d.frequency); })
.attr("y", function(d) { return y(d.frequency) - .5; });
svg.selectAll(".bar")
.on('mouseover', tip.show)
.on('mouseout', tip.hide)
});
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