curran/README.md

## README.md

      
    Raw
  

              README.md
            
          
    An intermediate result when trying to build a radial bar chart. Inspired by this D3 issue - Variant of Bar Chart #2857
forked from curran's block: Religions Pie Chart
forked from curran's block: Religions Donut Chart


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## index.html
<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <title>D3 Example</title>
    <script src="//cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script>
    <script src="//cdnjs.cloudflare.com/ajax/libs/d3-legend/1.1.0/d3-legend.js"></script>
    <link href='https://fonts.googleapis.com/css?family=Open+Sans' rel='stylesheet' type='text/css'>
    <style>

      .axis text {
        font-family: 'Open Sans', sans-serif;
        font-size: 32pt;
      }

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

      .color-legend text {
        font-family: 'Open Sans', sans-serif;
        font-size: 29pt;
      }

    </style>
  </head>
  <body>
    <script>

      var outerWidth = 960;
      var outerHeight = 500;
      var margin = { left: 11, top: 33, right: 377, bottom: 88 };
      var radiusMax = 180;

      var xColumn = "name";
      var sliceSizeColumn = "population";
      var colorColumn = "religion";

      var innerWidth  = outerWidth  - margin.left - margin.right;
      var innerHeight = outerHeight - margin.top  - margin.bottom;

      var svg = d3.select("body").append("svg")
        .attr("width",  outerWidth)
        .attr("height", outerHeight);
      var g = svg.append("g")
        .attr("transform", "translate(" + margin.left + "," + margin.top + ")");
      var xAxisG = g.append("g")
        .attr("class", "x axis")
        .attr("transform", "translate(0," + innerHeight + ")");
      var pieG = g.append("g");

      var colorLegendG = g.append("g")
        .attr("class", "color-legend")
        .attr("transform", "translate(595, 20)");

      var xScale = d3.scale.ordinal().rangePoints([0, innerWidth]);
      var colorScale = d3.scale.category10();

      var xAxis = d3.svg.axis().scale(xScale).orient("bottom")
        .outerTickSize(0);

      var pie = d3.layout.pie();
      var arc = d3.svg.arc();

      var colorLegend = d3.legend.color()
        .scale(colorScale)
        .shapePadding(3)
        .shapeWidth(40)
        .shapeHeight(40)
        .labelOffset(4);

      function render(data){

        xScale.domain(data.map( function (d){ return d[xColumn]; }));
        colorScale.domain(data.map(function (d){ return d[colorColumn]; }));
        pie.value(function(d) { return d[sliceSizeColumn]; });

        xAxisG.call(xAxis);

        var pieData = pie(data);

        pieG.attr("transform", "translate(" + innerWidth / 2 + "," + innerHeight / 2 + ")");

        var slices = pieG.selectAll("path").data(pieData);
        slices.enter().append("path");
        slices
          .attr("d", function (d, i){
            arc
              .innerRadius(function(d) {
                return i / (pieData.length - 1) * radiusMax;
              })
              .outerRadius(function(d) {
                return (i + 1) / (pieData.length - 1) * radiusMax;
              });
            return arc(d);
          })
          .attr("fill", function (d){ return colorScale(d.data[colorColumn]); });
        slices.exit().remove();

        colorLegendG.call(colorLegend);

      }

      function type(d){
        d.name = "World";
        d.population = +d.population;
        return d;
      }

      d3.csv("religionWorldTotals.csv", type, render);

    </script>
  </body>
</html>

## religionWorldTotals.csv

          
            religion
            population

            
              Christian
              2173100000

            
              Muslim
              1598360000

            
              Unaffiliated
              1126280000

            
              Hindu
              1032860000

            
              Buddhist
              487320000

            
              Folk Religions
              404890000

            
              Other Religions
              57770000

            
              Jewish
              13640000

## thumbnail.png

      
    Raw
  

              thumbnail.png
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="utf-8">
	<title>D3 Example</title>
	<script src="//cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script>
	<script src="//cdnjs.cloudflare.com/ajax/libs/d3-legend/1.1.0/d3-legend.js"></script>
	<link href='https://fonts.googleapis.com/css?family=Open+Sans' rel='stylesheet' type='text/css'>
	<style>

	.axis text {
	font-family: 'Open Sans', sans-serif;
	font-size: 32pt;
	}

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

	.color-legend text {
	font-family: 'Open Sans', sans-serif;
	font-size: 29pt;
	}

	</style>
	</head>
	<body>
	<script>

	var outerWidth = 960;
	var outerHeight = 500;
	var margin = { left: 11, top: 33, right: 377, bottom: 88 };
	var radiusMax = 180;

	var xColumn = "name";
	var sliceSizeColumn = "population";
	var colorColumn = "religion";

	var innerWidth = outerWidth - margin.left - margin.right;
	var innerHeight = outerHeight - margin.top - margin.bottom;

	var svg = d3.select("body").append("svg")
	.attr("width", outerWidth)
	.attr("height", outerHeight);
	var g = svg.append("g")
	.attr("transform", "translate(" + margin.left + "," + margin.top + ")");
	var xAxisG = g.append("g")
	.attr("class", "x axis")
	.attr("transform", "translate(0," + innerHeight + ")");
	var pieG = g.append("g");

	var colorLegendG = g.append("g")
	.attr("class", "color-legend")
	.attr("transform", "translate(595, 20)");

	var xScale = d3.scale.ordinal().rangePoints([0, innerWidth]);
	var colorScale = d3.scale.category10();

	var xAxis = d3.svg.axis().scale(xScale).orient("bottom")
	.outerTickSize(0);

	var pie = d3.layout.pie();
	var arc = d3.svg.arc();

	var colorLegend = d3.legend.color()
	.scale(colorScale)
	.shapePadding(3)
	.shapeWidth(40)
	.shapeHeight(40)
	.labelOffset(4);

	function render(data){

	xScale.domain(data.map( function (d){ return d[xColumn]; }));
	colorScale.domain(data.map(function (d){ return d[colorColumn]; }));
	pie.value(function(d) { return d[sliceSizeColumn]; });

	xAxisG.call(xAxis);

	var pieData = pie(data);

	pieG.attr("transform", "translate(" + innerWidth / 2 + "," + innerHeight / 2 + ")");

	var slices = pieG.selectAll("path").data(pieData);
	slices.enter().append("path");
	slices
	.attr("d", function (d, i){
	arc
	.innerRadius(function(d) {
	return i / (pieData.length - 1) * radiusMax;
	})
	.outerRadius(function(d) {
	return (i + 1) / (pieData.length - 1) * radiusMax;
	});
	return arc(d);
	})
	.attr("fill", function (d){ return colorScale(d.data[colorColumn]); });
	slices.exit().remove();

	colorLegendG.call(colorLegend);

	}

	function type(d){
	d.name = "World";
	d.population = +d.population;
	return d;
	}

	d3.csv("religionWorldTotals.csv", type, render);

	</script>
	</body>
	</html>
	religion	population
	Christian	2173100000
	Muslim	1598360000
	Unaffiliated	1126280000
	Hindu	1032860000
	Buddhist	487320000
	Folk Religions	404890000
	Other Religions	57770000
	Jewish	13640000