Underscore.js LOC Stats

index.html

<!-- 

http://jezenthomas.com/visualising-code-growth-with-git-and-d3 

-->

script.js

var margin = {
  top: 20,
  right: 20,
  bottom: 30,
  left: 50
};
var width = window.innerWidth - 80;
var height = window.innerHeight - 80;
var parseDate = d3.time.format("%d-%b-%y").parse;

var x = d3.time.scale()
  .range([0, width]);

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 area = d3.svg.area()
  .x(function(d) {
    return x(d.date);
  })
  .y0(height)
  .y1(function(d) {
    return y(d.loc);
  });

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 + ")");

d3.text("https://s3-us-west-2.amazonaws.com/s.cdpn.io/58652/data.tsv", function(text) {var dataset = d3.tsv.parseRows(text).map(function(row) {
    return {
      date: new Date(row[1]),
      loc: +row[0],
    };
  });

  x.domain(d3.extent(dataset, function(d) {
    return d.date;
  }));
  y.domain([d3.min(dataset, function(d) {
    return d.loc;
  }), d3.max(dataset, function(d) {
    return d.loc;
  })]);

  svg.append("path")
    .datum(dataset)
    .attr("class", "area")
    .attr("d", area);

  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("LOC");
});

scripts

<script src="//cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script>

style.css

* {
  margin: 0;
  padding: 0;
}

body {
  font: 10px Arial;
}

.axis path,
.axis line {
  fill: none;
  stroke: #000;
  stroke-width: 1;
  shape-rendering: crispEdges;
}

.area {
  fill: rgba(70, 130, 180, .3);
  stroke: rgb(70, 130, 180);
}

Underscore.js LOC Stats.markdown

Underscore.js LOC Stats

A Pen by Jezen Thomas on CodePen.

License.