jfsiii · September 23, 2017 22:03
diff --git a/.block b/.block
 license: mit
diff --git a/README.md b/README.md
diff --git a/earthquakes.csv b/earthquakes.csv
diff --git a/index.html b/index.html
 <!DOCTYPE html>
 <meta charset="utf-8">
 <style> /* set the CSS */

 rect.bar { fill: steelblue; }

 </style>
 <body>

 <!-- load the d3.js library -->    	
 <script src="//d3js.org/d3.v4.min.js"></script>
 <script>

 // set the dimensions and margins of the graph
 var margin = {top: 10, right: 30, bottom: 30, left: 40},
    width = 960 - margin.left - margin.right,
    height = 500 - margin.top - margin.bottom;

 // parse the date / time
 var parseDate = d3.timeParse("%d-%m-%Y");

 // set the ranges
 var x = d3.scaleTime()
          .domain([new Date(2010, 6, 3), new Date(2012, 0, 1)])
          .rangeRound([0, width]);
 var y = d3.scaleLinear()
          .range([height, 0]);

 // set the parameters for the histogram
 var histogram = d3.histogram()
    .value(function(d) { return d.date; })
    .domain(x.domain())
    .thresholds(x.ticks(d3.timeMonth));

 // append the svg object to the body of the page
 // append a 'group' element to 'svg'
 // moves the 'group' element to the top left margin
 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 + ")");

 // get the data
 d3.csv("earthquakes.csv", function(error, data) {
  if (error) throw error;
 window.earthquakes = data
  // format the data
  data
    .forEach(function(d) {
      d.date = parseDate(d.dtg);
  	})
  ;

  // group the data for the bars
  var bins = histogram(data);

  // Scale the range of the data in the y domain
  y.domain([0, d3.max(bins, function(d) { return d.length; })]);

  // append the bar rectangles to the svg element
  svg.selectAll("rect")
      .data(bins)
    .enter().append("rect")
      .attr("class", "bar")
      .attr("x", 1)
      .attr("transform", function(d) {
 		  return "translate(" + x(d.x0) + "," + y(d.length) + ")"; })
      .attr("width", function(d) { return x(d.x1) - x(d.x0) -1 ; })
      .attr("height", function(d) { return height - y(d.length); });

  // add the x Axis
  svg.append("g")
      .attr("transform", "translate(0," + height + ")")
      .call(d3.axisBottom(x));

  // add the y Axis
  svg.append("g")
      .call(d3.axisLeft(y));
      
 });

 </script>
 </body>
	<!DOCTYPE html>
	<meta charset="utf-8">
	<style> /* set the CSS */

	rect.bar { fill: steelblue; }

	</style>
	<body>

	<!-- load the d3.js library -->
	<script src="//d3js.org/d3.v4.min.js"></script>
	<script>

	// set the dimensions and margins of the graph
	var margin = {top: 10, right: 30, bottom: 30, left: 40},
	width = 960 - margin.left - margin.right,
	height = 500 - margin.top - margin.bottom;

	// parse the date / time
	var parseDate = d3.timeParse("%d-%m-%Y");

	// set the ranges
	var x = d3.scaleTime()
	.domain([new Date(2010, 6, 3), new Date(2012, 0, 1)])
	.rangeRound([0, width]);
	var y = d3.scaleLinear()
	.range([height, 0]);

	// set the parameters for the histogram
	var histogram = d3.histogram()
	.value(function(d) { return d.date; })
	.domain(x.domain())
	.thresholds(x.ticks(d3.timeMonth));

	// append the svg object to the body of the page
	// append a 'group' element to 'svg'
	// moves the 'group' element to the top left margin
	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 + ")");

	// get the data
	d3.csv("earthquakes.csv", function(error, data) {
	if (error) throw error;
	window.earthquakes = data
	// format the data
	data
	.forEach(function(d) {
	d.date = parseDate(d.dtg);
	})
	;

	// group the data for the bars
	var bins = histogram(data);

	// Scale the range of the data in the y domain
	y.domain([0, d3.max(bins, function(d) { return d.length; })]);

	// append the bar rectangles to the svg element
	svg.selectAll("rect")
	.data(bins)
	.enter().append("rect")
	.attr("class", "bar")
	.attr("x", 1)
	.attr("transform", function(d) {
	return "translate(" + x(d.x0) + "," + y(d.length) + ")"; })
	.attr("width", function(d) { return x(d.x1) - x(d.x0) -1 ; })
	.attr("height", function(d) { return height - y(d.length); });

	// add the x Axis
	svg.append("g")
	.attr("transform", "translate(0," + height + ")")
	.call(d3.axisBottom(x));

	// add the y Axis
	svg.append("g")
	.call(d3.axisLeft(y));

	});

	</script>
	</body>