wboykinm/README.md

## README.md

      
    Raw
  

              README.md
            
          
    Bing Maps

A reference overlay example using Bing/Virtual Earth Tiles

  
## index.html
<!DOCTYPE html>

<html>
<head>
<link href="http://cdn.leafletjs.com/leaflet-0.6.4/leaflet.css" rel="stylesheet">
<style>
html, body, #map {
    display:block;
    width:100%;
    height:100%;
    margin:0;
    padding:0;
}
.states {
  fill: none;
  stroke: #fff;
  stroke-linejoin: round;
}

.counties :hover {
  fill: #0055ff !important;
  stroke: #0022FF;
  stroke-width:2.2px;
  stroke-linejoin: round;
}
</style>
</head>
<body>
  <div id="map"></div>

  <script src="http://cdn.leafletjs.com/leaflet-0.6.4/leaflet.js"></script>
  <script src="http://d3js.org/d3.v3.min.js"></script>
  <script src="http://d3js.org/d3.geo.projection.v0.min.js"></script>
  <script src="http://d3js.org/topojson.v1.min.js"></script>
  <script>
  var BingLayer = L.TileLayer.extend({
   getTileUrl: function(tilePoint) {
     this._adjustTilePoint(tilePoint);
     return L.Util.template(this._url, {
       s: this._getSubdomain(tilePoint),
       q: this._quadKey(tilePoint.x, tilePoint.y, this._getZoomForUrl())
     });
   },
   _quadKey: function(x, y, z) {
     var quadKey = [];
     for (var i = z; i > 0; i--) {
       var digit = '0';
       var mask = 1 << (i - 1);
       if ((x & mask) != 0) {
         digit++;
       }
       if ((y & mask) != 0) {
         digit++;
         digit++;
       }
       quadKey.push(digit);
     }
     return quadKey.join('');
   }
 });

 var map = new L.Map(document.querySelector('#map'), {
   center: new L.LatLng(-8, 35),
   zoom: 5
 });

 var baselayer = new BingLayer('http://t{s}.tiles.virtualearth.net/tiles/a{q}.jpeg?g=1398', {
   subdomains: ['0', '1', '2', '3', '4'],
   attribution: '&copy; <a href="http://bing.com/maps">Bing Maps</a>'
 }).addTo(map);

 var fill = d3.scale.log().domain([10, 500]).range(["brown", "steelblue"]);

 var svg = d3.select(map.getPanes().overlayPane).append("svg"); //,
 // g = svg.append("g").attr("class", "leaflet-zoom-hide");
 d3.json("us.json", function(error, us) {
   svg.append("g").attr("class", "counties leaflet-zoom-hide").selectAll("path").data(topojson.object(us, us.objects.counties).geometries).enter().append("path").attr("d", path).style("fill", function(d) {
     return fill(path.area(d));
   });


/*d3.json("admin.json", function(collection) {
        var bounds = d3.geo.bounds(collection),
            path = d3.geo.path().projection(project);

        var feature = g.selectAll("path")
            .data(collection.features)
          .enter().append("path");*/

   map.on("viewreset", reset);
   reset();

   // Reposition the SVG to cover the features.


   function reset() {
     var bottomLeft = project(bounds[0]),
       topRight = project(bounds[1]);

     svg.attr("width", topRight[0] - bottomLeft[0]).attr("height", bottomLeft[1] - topRight[1]).style("margin-left", bottomLeft[0] + "px").style("margin-top", topRight[1] + "px");

     g.attr("transform", "translate(" + -bottomLeft[0] + "," + -topRight[1] + ")");

     feature.attr("d", path);
   }

   // Use Leaflet to implement a D3 geographic projection.


   function project(x) {
     var point = map.latLngToLayerPoint(new L.LatLng(x[1], x[0]));
     return [point.x, point.y];
   };

   var topPane = map._createPane('leaflet-top-pane', map.getPanes().mapPane);
   var topLayer = new BingLayer('http://t{s}.tiles.virtualearth.net/tiles/ho{q}.jpeg?g=700&mkt=en', {
     subdomains: ['0', '1', '2', '3', '4']
   }).addTo(map);
   topPane.appendChild(topLayer.getContainer());
   topLayer.setZIndex(7);
	</script>
</body>
</html>

## us.json

      
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              us.json
            
          
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	<!DOCTYPE html>

	<html>
	<head>
	<link href="http://cdn.leafletjs.com/leaflet-0.6.4/leaflet.css" rel="stylesheet">
	<style>
	html, body, #map {
	display:block;
	width:100%;
	height:100%;
	margin:0;
	padding:0;
	}
	.states {
	fill: none;
	stroke: #fff;
	stroke-linejoin: round;
	}

	.counties :hover {
	fill: #0055ff !important;
	stroke: #0022FF;
	stroke-width:2.2px;
	stroke-linejoin: round;
	}
	</style>
	</head>
	<body>
	<div id="map"></div>

	<script src="http://cdn.leafletjs.com/leaflet-0.6.4/leaflet.js"></script>
	<script src="http://d3js.org/d3.v3.min.js"></script>
	<script src="http://d3js.org/d3.geo.projection.v0.min.js"></script>
	<script src="http://d3js.org/topojson.v1.min.js"></script>
	<script>
	var BingLayer = L.TileLayer.extend({
	getTileUrl: function(tilePoint) {
	this._adjustTilePoint(tilePoint);
	return L.Util.template(this._url, {
	s: this._getSubdomain(tilePoint),
	q: this._quadKey(tilePoint.x, tilePoint.y, this._getZoomForUrl())
	});
	},
	_quadKey: function(x, y, z) {
	var quadKey = [];
	for (var i = z; i > 0; i--) {
	var digit = '0';
	var mask = 1 << (i - 1);
	if ((x & mask) != 0) {
	digit++;
	}
	if ((y & mask) != 0) {
	digit++;
	digit++;
	}
	quadKey.push(digit);
	}
	return quadKey.join('');
	}
	});

	var map = new L.Map(document.querySelector('#map'), {
	center: new L.LatLng(-8, 35),
	zoom: 5
	});

	var baselayer = new BingLayer('http://t{s}.tiles.virtualearth.net/tiles/a{q}.jpeg?g=1398', {
	subdomains: ['0', '1', '2', '3', '4'],
	attribution: '© <a href="http://bing.com/maps">Bing Maps</a>'
	}).addTo(map);

	var fill = d3.scale.log().domain([10, 500]).range(["brown", "steelblue"]);

	var svg = d3.select(map.getPanes().overlayPane).append("svg"); //,
	// g = svg.append("g").attr("class", "leaflet-zoom-hide");
	d3.json("us.json", function(error, us) {
	svg.append("g").attr("class", "counties leaflet-zoom-hide").selectAll("path").data(topojson.object(us, us.objects.counties).geometries).enter().append("path").attr("d", path).style("fill", function(d) {
	return fill(path.area(d));
	});


	/*d3.json("admin.json", function(collection) {
	var bounds = d3.geo.bounds(collection),
	path = d3.geo.path().projection(project);

	var feature = g.selectAll("path")
	.data(collection.features)
	.enter().append("path");*/

	map.on("viewreset", reset);
	reset();

	// Reposition the SVG to cover the features.


	function reset() {
	var bottomLeft = project(bounds[0]),
	topRight = project(bounds[1]);

	svg.attr("width", topRight[0] - bottomLeft[0]).attr("height", bottomLeft[1] - topRight[1]).style("margin-left", bottomLeft[0] + "px").style("margin-top", topRight[1] + "px");

	g.attr("transform", "translate(" + -bottomLeft[0] + "," + -topRight[1] + ")");

	feature.attr("d", path);
	}

	// Use Leaflet to implement a D3 geographic projection.


	function project(x) {
	var point = map.latLngToLayerPoint(new L.LatLng(x[1], x[0]));
	return [point.x, point.y];
	};

	var topPane = map._createPane('leaflet-top-pane', map.getPanes().mapPane);
	var topLayer = new BingLayer('http://t{s}.tiles.virtualearth.net/tiles/ho{q}.jpeg?g=700&mkt=en', {
	subdomains: ['0', '1', '2', '3', '4']
	}).addTo(map);
	topPane.appendChild(topLayer.getContainer());
	topLayer.setZIndex(7);
	</script>
	</body>
	</html>