Mapping (Ebola-checkboxes)

forked from derbyth's block: Mapping (Ebola-class)

forked from anonymous's block: Mapping (Ebola-checkboxes)

<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script>
  <script src='https://api.mapbox.com/mapbox.js/v2.2.3/mapbox.js'></script>
  <link href='https://api.mapbox.com/mapbox.js/v2.2.3/mapbox.css' rel='stylesheet' />
  
  <style>
    body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
    #map {
      position: absolute;
      width: 100%;
      height: 100%;
    }
  </style>
</head>

<body>
  
  <input type="checkbox" name="USA" value="Bike"> United States<br>
  <input type="checkbox" name="Liberia" value="Car" checked="checked"> Liberia<br>
  <input type="checkbox" name="Guinea" value="Car" checked="checked"> Guinea<br>

<div id="map"></div>
  <script>
    
    function USAclick(){ 
      d3.select("body").selectAll("input")[0].forEach(function (1)))};
    
    
    function LIBclick()
    { alert("Liberia")};
    function GUINclick()
    { alert("Guinea")};

L.mapbox.accessToken = 		'pk.eyJ1IjoiZW5qYWxvdCIsImEiOiJjaWhtdmxhNTIwb25zdHBsejk0NGdhODJhIn0.2-F2hS_oTZenAWc0BMf_uw'
    
    //Setup our Leaflet map using Mapbox.js
    var map = L.mapbox.map('map', 'mapbox.pencil')
    .setView([8,-20], 2);
    
    function project(latlng){
     // var array = [+latlng.lat, +latlng.lon]
      var a = [+latlng[1], +latlng[0]]
      var point = map.latLngToLayerPoint(L.latLng(a));
      return point;
    }
    
    // Setup our svg layer that we can manipulate with d3
    var svg = d3.select(map.getPanes().overlayPane)
      .append("svg");
    var g = svg.append("g").attr("class", "leaflet-zoom-hide");

d3.json("dots.json", function(err, data) {
      console.log("data:", data)
      var dots = g.selectAll("circle").data(data.features)
      
      dots.enter()
        .append("circle")
      
      function update() {
        // We need to reposition our SVG and our containing group when the map
        // repositions via zoom or pan
        // https://github.com/zetter/voronoi-maps/blob/master/lib/voronoi_map.js
        var bounds = map.getBounds();
        var topLeft = map.latLngToLayerPoint(bounds.getNorthWest())
        var bottomRight = map.latLngToLayerPoint(bounds.getSouthEast())
        console.log(bounds, topLeft, bottomRight)
        svg.style("width", map.getSize().x + "px")
          .style("height", map.getSize().y + "px")
          .style("left", topLeft.x + "px")
          .style("top", topLeft.y + "px");
        g.attr("transform", "translate(" + -topLeft.x + "," + -topLeft.y + ")");

dots.attr({
          cx: function(d) { return project(d.geometry.coordinates).x },
          cy: function(d) { return project(d.geometry.coordinates).y },
          r: 5
        })
      
      }
      update();
      
      map.on("viewreset", function() {
        update();
      })
      map.on("move", update)

})
    
    
  </script>
</body>

https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js

https://api.mapbox.com/mapbox.js/v2.2.3/mapbox.js