chelm · March 4, 2014 20:16
diff --git a/index.html b/index.html
 <!DOCTYPE html>
 <meta charset="utf-8">
 <style>

 body {
  margin: 0;
 }

 .map {
  position: relative;
  overflow: hidden;
 }

 .world {
  position:absolute;
  top: 0px;
  z-index: -1;
 }

 .layer {
  position: absolute;
 }

 .tile {
  position: absolute;
  width: 256px;
  height: 256px;
 }

 .tile path {
  fill: #33f0f0;
  stroke: none;
  stroke-linejoin: round;
  stroke-linecap: round;
 }

 .tile path.c1 {
  fill: #2166ac;
 }

 .tile path.c2 {
  fill: #4393c3;
 } 

 .tile path.c3 {
  fill:#92c5de;
 } 
 .tile path.c4 {
  fill:#d1e5f0;
 }
 .tile path.c5 {
  fill:#f7f7f7;
 }
 .tile path.c6 {
  fill:#fddbc7;
 }
 .tile path.c7 {
  fill:#f4a582;
 }
 .tile path.c8 {
  fill:#d6604d;
 }
 .tile path.c9 {
  fill:#b2182b;
 }

 .tile path.c10 {
  fill:#fa8072;
 }

 .tile {
  opacity:0.8;
 }

 .info {
  position: absolute;
  bottom: 10px;
  left: 10px;
 }

 path {
  fill: #444;
  stroke:#888;
 }

 </style>
 <body>
 <script src="http://d3js.org/d3.v3.min.js"></script>
 <script src="http://d3js.org/topojson.v1.min.js"></script>
 <script src="http://d3js.org/d3.geo.tile.v0.min.js"></script>
 <script>

 var width = Math.max(960, window.innerWidth),
    height = Math.max(500, window.innerHeight),
    prefix = prefixMatch(["webkit", "ms", "Moz", "O"]);

 var tile = d3.geo.tile()
    .size([width, height]);


 var tileProjection = d3.geo.mercator();

 var tilePath = d3.geo.path()
    .projection(tileProjection);

 var zoom = d3.behavior.zoom()
    .scale(1 << 10)
    .scaleExtent([1 << 9, 1 << 23])
    .translate([width / 2, height / 2])
    .on("zoom", zoomed);

 var map = d3.select("body").append("div")
    .attr("class", "map")
    .style("width", width + "px")
    .style("height", height + "px")
    .call(zoom);

 //svg map
 var projection = d3.geo.mercator()
  .scale(zoom.scale() / 2 / Math.PI)
  .translate(zoom.translate());


 var path = d3.geo.path().projection( projection );

 var svg = d3.select("body").append("svg")
    .attr('class', 'world')
    .style("width", width + "px")
    .style("height", height + "px")
    .call(zoom);

 d3.json("world-110m.json", function(error, world) {
  console.log('world', world);

  svg.append("g")
  .attr("class", "states")
  .selectAll("path")
    .data(topojson.feature(world, world.objects.countries).features)
  .enter().append("path")
    .attr("d", path);

 });

 var layer = map.append("div")
    .attr("class", "layer");

 var info = map.append("div")
    .attr("class", "info");

 var scale = d3.scale.quantile()
    .domain([-20,70])
    .range(['c1','c2','c3','c4','c5','c6','c7','c8','c9','c10']);

 zoomed();

 function zoomed() {
  var tiles = tile
      .scale(zoom.scale())
      .translate(zoom.translate())
      ();

  var image = layer
      .style(prefix + "transform", matrix3d(tiles.scale, tiles.translate))
    .selectAll(".tile")
      .data(tiles, function(d) { return d; });

  image.exit()
      .each(function(d) { this._xhr.abort(); })
      .remove();

  image.enter().append("svg")
      .attr("class", "tile")
      .style("left", function(d) { return d[0] * 256 + "px"; })
      .style("top", function(d) { return d[1] * 256 + "px"; })
      .each(function(d) {
        var svg = d3.select(this);
        var host = "http://koop.dc.esri.com/climate/temperature/tiles/";
        this._xhr = d3.json(host + d[2] + "/" + d[0] + "/" + d[1] + ".json", function(error, json) {
          var k = Math.pow(2, d[2]) * 256; // size of the world in pixels

          tilePath.projection()
              .translate([k / 2 - d[0] * 256, k / 2 - d[1] * 256]) // [0°,0°] in pixels
              .scale(k / 2 / Math.PI);

          svg.selectAll("path")
              .data(json.features) //.sort(function(a, b) { return a.properties.sort_key - b.properties.sort_key; }))
            .enter().append("path")
              .attr("class", function(d) { return scale(d.properties.temp-272.15); })
              .attr("d", tilePath);
        });
      });

  projection
    .scale(zoom.scale() / 2 / Math.PI)
    .translate(zoom.translate());

  svg.selectAll("path").attr("d", path);
 }



 function matrix3d(scale, translate) {
  var k = scale / 256, r = scale % 1 ? Number : Math.round;
  return "matrix3d(" + [k, 0, 0, 0, 0, k, 0, 0, 0, 0, k, 0, r(translate[0] * scale), r(translate[1] * scale), 0, 1 ] + ")";
 }

 function prefixMatch(p) {
  var i = -1, n = p.length, s = document.body.style;
  while (++i < n) if (p[i] + "Transform" in s) return "-" + p[i].toLowerCase() + "-";
  return "";
 }

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

	body {
	margin: 0;
	}

	.map {
	position: relative;
	overflow: hidden;
	}

	.world {
	position:absolute;
	top: 0px;
	z-index: -1;
	}

	.layer {
	position: absolute;
	}

	.tile {
	position: absolute;
	width: 256px;
	height: 256px;
	}

	.tile path {
	fill: #33f0f0;
	stroke: none;
	stroke-linejoin: round;
	stroke-linecap: round;
	}

	.tile path.c1 {
	fill: #2166ac;
	}

	.tile path.c2 {
	fill: #4393c3;
	}

	.tile path.c3 {
	fill:#92c5de;
	}
	.tile path.c4 {
	fill:#d1e5f0;
	}
	.tile path.c5 {
	fill:#f7f7f7;
	}
	.tile path.c6 {
	fill:#fddbc7;
	}
	.tile path.c7 {
	fill:#f4a582;
	}
	.tile path.c8 {
	fill:#d6604d;
	}
	.tile path.c9 {
	fill:#b2182b;
	}

	.tile path.c10 {
	fill:#fa8072;
	}

	.tile {
	opacity:0.8;
	}

	.info {
	position: absolute;
	bottom: 10px;
	left: 10px;
	}

	path {
	fill: #444;
	stroke:#888;
	}

	</style>
	<body>
	<script src="http://d3js.org/d3.v3.min.js"></script>
	<script src="http://d3js.org/topojson.v1.min.js"></script>
	<script src="http://d3js.org/d3.geo.tile.v0.min.js"></script>
	<script>

	var width = Math.max(960, window.innerWidth),
	height = Math.max(500, window.innerHeight),
	prefix = prefixMatch(["webkit", "ms", "Moz", "O"]);

	var tile = d3.geo.tile()
	.size([width, height]);


	var tileProjection = d3.geo.mercator();

	var tilePath = d3.geo.path()
	.projection(tileProjection);

	var zoom = d3.behavior.zoom()
	.scale(1 << 10)
	.scaleExtent([1 << 9, 1 << 23])
	.translate([width / 2, height / 2])
	.on("zoom", zoomed);

	var map = d3.select("body").append("div")
	.attr("class", "map")
	.style("width", width + "px")
	.style("height", height + "px")
	.call(zoom);

	//svg map
	var projection = d3.geo.mercator()
	.scale(zoom.scale() / 2 / Math.PI)
	.translate(zoom.translate());


	var path = d3.geo.path().projection( projection );

	var svg = d3.select("body").append("svg")
	.attr('class', 'world')
	.style("width", width + "px")
	.style("height", height + "px")
	.call(zoom);

	d3.json("world-110m.json", function(error, world) {
	console.log('world', world);

	svg.append("g")
	.attr("class", "states")
	.selectAll("path")
	.data(topojson.feature(world, world.objects.countries).features)
	.enter().append("path")
	.attr("d", path);

	});

	var layer = map.append("div")
	.attr("class", "layer");

	var info = map.append("div")
	.attr("class", "info");

	var scale = d3.scale.quantile()
	.domain([-20,70])
	.range(['c1','c2','c3','c4','c5','c6','c7','c8','c9','c10']);

	zoomed();

	function zoomed() {
	var tiles = tile
	.scale(zoom.scale())
	.translate(zoom.translate())
	();

	var image = layer
	.style(prefix + "transform", matrix3d(tiles.scale, tiles.translate))
	.selectAll(".tile")
	.data(tiles, function(d) { return d; });

	image.exit()
	.each(function(d) { this._xhr.abort(); })
	.remove();

	image.enter().append("svg")
	.attr("class", "tile")
	.style("left", function(d) { return d[0] * 256 + "px"; })
	.style("top", function(d) { return d[1] * 256 + "px"; })
	.each(function(d) {
	var svg = d3.select(this);
	var host = "http://koop.dc.esri.com/climate/temperature/tiles/";
	this._xhr = d3.json(host + d[2] + "/" + d[0] + "/" + d[1] + ".json", function(error, json) {
	var k = Math.pow(2, d[2]) * 256; // size of the world in pixels

	tilePath.projection()
	.translate([k / 2 - d[0] * 256, k / 2 - d[1] * 256]) // [0°,0°] in pixels
	.scale(k / 2 / Math.PI);

	svg.selectAll("path")
	.data(json.features) //.sort(function(a, b) { return a.properties.sort_key - b.properties.sort_key; }))
	.enter().append("path")
	.attr("class", function(d) { return scale(d.properties.temp-272.15); })
	.attr("d", tilePath);
	});
	});

	projection
	.scale(zoom.scale() / 2 / Math.PI)
	.translate(zoom.translate());

	svg.selectAll("path").attr("d", path);
	}



	function matrix3d(scale, translate) {
	var k = scale / 256, r = scale % 1 ? Number : Math.round;
	return "matrix3d(" + [k, 0, 0, 0, 0, k, 0, 0, 0, 0, k, 0, r(translate[0] * scale), r(translate[1] * scale), 0, 1 ] + ")";
	}

	function prefixMatch(p) {
	var i = -1, n = p.length, s = document.body.style;
	while (++i < n) if (p[i] + "Transform" in s) return "-" + p[i].toLowerCase() + "-";
	return "";
	}

	</script>
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