D3 Examples - mali

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<!DOCTYPE html>
<meta charset="utf-8">
<style>
​
.country {
  fill: #ccc;
  stroke: #777;
}
​
.conflict {
  fill-opacity: .5;
  stroke: #f00;
  fill: #f00;
  stroke-width: .5px;
}
​
</style>
​
<body>
<script src="https://d3js.org/d3.v3.min.js"></script>
<script src="https://d3js.org/topojson.v0.min.js"></script>
​
<script>
var conflict = [{'number': 'Kayes', 'poverty': 62.4, 'longitude': -11.445272,'latitude': 14.436788},
{'number': 'Koulikoro', 'poverty': 59.5, 'longitude': -7.43814,'latitude': 13.80181},
{'number': 'Sikasso', 'poverty': 65.8, 'longitude': -5.69840,'latitude': 11.32238},
{'number': 'Segou', 'poverty': 68.2, 'longitude': -6.24821,'latitude': 13.43166}, {'number': 'Mopti', 'poverty': 76.2, 'longitude': -4.19746, 'latitude': 14.48743}];
​
var radius = d3.scale.sqrt()
    .domain([0, 70])
    .range([0, 3.36]);
​
​
var width = 960,
    height = 500;
​
​
var projection = d3.geo.orthographic()
    .scale(250)
    .translate([width / 2, height / 2])
    .clipAngle(90)
    .rotate([-30,0]);
​
​
var path = d3.geo.path()
.projection(projection);
​
var svg = d3.select("body").append("svg")
    .attr("width", width)
    .attr("height", height);
​
d3.json("https://cdn.rawgit.com/mbostock/4090846/raw/8a7f176072d508218e120773943b595c998991be/world-50m.json", function(error, data) {
  svg.append("path")
      .attr("class", "country")
      .datum(topojson.object(data, data.objects.countries))
      .attr("d", path);
​
  svg.selectAll(".conflict")
        .data(conflict)
        .enter()
        .append("circle")
        .attr("class","conflict")
        .attr("r", function(d){return radius(d.poverty);})  
        .attr("cx", function(d){ return projection([d.longitude, d.latitude])[0];})  
        .attr("cy", function(d){ return projection([d.longitude, d.latitude])[1];});
});
​
</script>
​
​
    