jcdcodes · February 6, 2016 18:06
diff --git a/README.md b/README.md
diff --git a/d3.geo.tile.v0.min.js b/d3.geo.tile.v0.min.js
 d3.geo.tile=function(){function t(){var t=Math.max(Math.log(n)/Math.LN2-8,0),h=Math.round(t+e),o=Math.pow(2,t-h+8),u=[(r[0]-n/2)/o,(r[1]-n/2)/o],l=[],c=d3.range(Math.max(0,Math.floor(-u[0])),Math.max(0,Math.ceil(a[0]/o-u[0]))),M=d3.range(Math.max(0,Math.floor(-u[1])),Math.max(0,Math.ceil(a[1]/o-u[1])));return M.forEach(function(t){c.forEach(function(a){l.push([a,t,h])})}),l.translate=u,l.scale=o,l}var a=[960,500],n=256,r=[a[0]/2,a[1]/2],e=0;return t.size=function(n){return arguments.length?(a=n,t):a},t.scale=function(a){return arguments.length?(n=a,t):n},t.translate=function(a){return arguments.length?(r=a,t):r},t.zoomDelta=function(a){return arguments.length?(e=+a,t):e},t};
diff --git a/index.html b/index.html
 <!DOCTYPE html>
 <meta charset="utf-8">
 <style>

 body {
  margin: 0;
 }

 path {
  fill: none;
  stroke: #000;
  stroke-linejoin: round;
  stroke-linecap: round;
 }

 .major_road { stroke: #887; }
 .minor_road { stroke: #ccb; }
 .highway { stroke: #556; stroke-width: 1.5px; }
 .rail { stroke: #db9; stroke-width: 1.5px; }
 .path { stroke: #ddd; }
 .g-whole-track { stroke: #f80; stroke-width: 2.5px; }

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

 var width = Math.max(960, window.innerWidth),
    height = Math.max(500, window.innerHeight);

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

 var projection = d3.geo.mercator()
    .center([-71.03, 42.265])
    .scale((1 << 22) / 2 / Math.PI)
    .translate([width / 2, height / 2]);

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

 var svg = d3.select("body").append("svg")
    .attr("width", width)
    .attr("height", height);

 svg.selectAll("g")
    .data(tiler
      .scale(projection.scale() * 2 * Math.PI)
      .translate(projection([0, 0])))
  .enter().append("g")
    .each(function(d) {
      var g = d3.select(this);
      d3.json("http://" + ["a", "b", "c"][(d[0] * 31 + d[1]) % 3] + ".tile.openstreetmap.us/vectiles-highroad/" + d[2] + "/" + d[0] + "/" + d[1] + ".json", function(error, json) {
        g.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 d.properties.kind; })
            .attr("d", path);
      });
    });

 d3.csv("track.csv", function(d, i) {
  return [+d.longitude, +d.latitude, i, d3.time.format("%Y-%m-%d %H:%M:%S %Z").parse(d.time), d.time];
 }, function(error, points) {
  svg.selectAll(".g-whole-track")
      .data([{type:"LineString", coordinates:points.filter(function(d,i){return i%10==0})}])
    .enter().append("path")
      .attr("class", "g-whole-track")
      .attr("d", function(d) { return path(d); });
 });



 </script>
diff --git a/thumbnail.png b/thumbnail.png
diff --git a/track.csv b/track.csv
	<!DOCTYPE html>
	<meta charset="utf-8">
	<style>

	body {
	margin: 0;
	}

	path {
	fill: none;
	stroke: #000;
	stroke-linejoin: round;
	stroke-linecap: round;
	}

	.major_road { stroke: #887; }
	.minor_road { stroke: #ccb; }
	.highway { stroke: #556; stroke-width: 1.5px; }
	.rail { stroke: #db9; stroke-width: 1.5px; }
	.path { stroke: #ddd; }
	.g-whole-track { stroke: #f80; stroke-width: 2.5px; }

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

	var width = Math.max(960, window.innerWidth),
	height = Math.max(500, window.innerHeight);

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

	var projection = d3.geo.mercator()
	.center([-71.03, 42.265])
	.scale((1 << 22) / 2 / Math.PI)
	.translate([width / 2, height / 2]);

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

	var svg = d3.select("body").append("svg")
	.attr("width", width)
	.attr("height", height);

	svg.selectAll("g")
	.data(tiler
	.scale(projection.scale() * 2 * Math.PI)
	.translate(projection([0, 0])))
	.enter().append("g")
	.each(function(d) {
	var g = d3.select(this);
	d3.json("http://" + ["a", "b", "c"][(d[0] * 31 + d[1]) % 3] + ".tile.openstreetmap.us/vectiles-highroad/" + d[2] + "/" + d[0] + "/" + d[1] + ".json", function(error, json) {
	g.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 d.properties.kind; })
	.attr("d", path);
	});
	});

	d3.csv("track.csv", function(d, i) {
	return [+d.longitude, +d.latitude, i, d3.time.format("%Y-%m-%d %H:%M:%S %Z").parse(d.time), d.time];
	}, function(error, points) {
	svg.selectAll(".g-whole-track")
	.data([{type:"LineString", coordinates:points.filter(function(d,i){return i%10==0})}])
	.enter().append("path")
	.attr("class", "g-whole-track")
	.attr("d", function(d) { return path(d); });
	});



	</script>