Bar chart with negative values

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forked from vickygisel's block: Bar chart with negative values

<!DOCTYPE html>
<meta charset="utf-8">

<style>

h1 {
  text-align: center;
  font-size: 20px;
  font-weight: 600;
  font-family: "Open Sans", sans-serif;
}

h2 {
  text-align: left;
  margin-left: 165;
  margin-bottom: -10;
  font-size: 16px;
  font-weight: 400;
  font-family: "Open Sans", sans-serif;
  color: gray;
}

#explanation {
  font-size: 12px;
  font-family: "Open Sans", sans-serif;
  max-width: 620px;
  margin: -30 auto;
  padding-top: 0px;
  color: gray;
  font-weight: 400;
}
  
.bar--positive {
  fill: #2c7fb8;
}

.bar--negative {
  fill: #7fcdbb;
}

.bar:hover {
  fill: #e1ef1f;
  fill-opacity: .8;
}

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

text {
  font-family: "Open Sans", sans-serif;
  font-weight: 400;
  font-size: 12px;
  color: black;
}
  
  .d3-tip {
  line-height: 1;
  font-size: 11px;
  font-weight: bold;
  font-family: "Open Sans", sans-serif;
  padding: 12px;
  background: rgba(0, 0, 0, 0.8);
  color: #fff;
  border-radius: 2px;
}

/* Creates a small triangle extender for the tooltip */
.d3-tip:after {
  box-sizing: border-box;
  display: inline;
  font-size: 12px;
  width: 100%;
  line-height: 1;
  color: rgba(0, 0, 0, 0.8);
  content: "\25BC";
  position: absolute;
  text-align: center;
}

/* Style northward tooltips differently */
.d3-tip.n:after {
  margin: -1px 0 0 0;
  top: 100%;
  left: 0;
}

</style>

<h1>Índice de hacinamiento en sala de 2 años</h1>
<h2>Región 1</h2>
<div id="chart"></div>

var margin = {top: 20, right: 30, bottom: 40, left: 30},
    width = 300 - margin.left - margin.right,
    height = 400 - margin.top - margin.bottom;

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

var y = d3.scale.ordinal()
    .rangeRoundBands([0, height], 0.1);

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

var yAxis = d3.svg.axis()
    .scale(y)
    .orient("left")
    .tickSize(0)
    .tickPadding(6);

var tip = d3.tip()
  .attr('class', 'd3-tip')
  .offset([-10, 0])
  .html(function(d) {
    return "<strong>Establecimiento:</strong> <span style='color:#e1ef1f'>" + d.name + "</span>";
  })

var svg = d3.select("#chart").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.tsv("indice_de_hacinamiento_test_data.tsv", type, function(error, data) {
  data.sort(function(a,b) {return b.value-a.value;});
  x.domain(d3.extent(data, function(d) { return d.value; })).nice();
  y.domain(data.map(function(d) { return d.name; }));
  
  max = d3.max(data, function(d) { return d.value; });

bar = svg.selectAll("g")
      .data(data)
      .enter();
    
  bar.append("rect")
      .attr("class", function(d) { return "bar bar--" + (d.value < 0 ? "negative" : "positive"); })
      .attr("x", function(d) { return x(Math.min(0, d.value)); })
      .attr("y", function(d) { return y(d.name); })
      .attr("width", function(d) { return Math.abs(x(d.value) - x(0)); })
      .attr("height", y.rangeBand())
      .on('mouseover', tip.show)
      .on('mouseout', tip.hide);
  
	bar.append("text")
      .text(function(d) {
        return d.value;
   		})
  		.attr("x", function(d) { return Math.abs(x(d.value)); })
      .attr("y", function(d) { return y(d.name); })
      .attr("dx", function(d) { return (d.value < 0 ? "-2.5em" : "0.5em"); })
      .attr("dy", "1em") //vertical align middle

});

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

</script>

Modified http://labratrevenge.com/d3-tip/javascripts/d3.tip.v0.6.3.js to a secure url

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

https://labratrevenge.com/d3-tip/javascripts/d3.tip.v0.6.3.js