Vector Tiles

Adapting d3-tile to show Mapzen vector tiles. See also the static example.

Map tiles © OpenStreetMap contributors, Who’s On First.

<!DOCTYPE html><meta charset="utf-8">
<style>
body { margin: 0; }
.map {
  position: relative;
  overflow: hidden;
}
.layer {
  position: absolute;
  will-change: transform;
}
.tile {
  position: absolute;
  width: 256px;
  height: 256px;
}
.tile path {
  fill: none;
  stroke: #000;
  stroke-linejoin: round;
  stroke-linecap: round;
}
.tile .major_road {
  stroke: #776;
}
.tile .minor_road { stroke: #ccb; }

.tile .highway { 
  stroke: #f39;
  stroke-width: 1.5px; }

.tile .rail { stroke: #7de; }

.info {
  position: absolute;
  bottom: 10px;
  left: 10px;
}
</style>
<body>
<script src="//d3js.org/d3.v4.min.js"></script>
<script src="//d3js.org/d3-tile.v0.0.min.js"></script>
<script>

var pi = Math.PI,
    tau = 2 * pi;

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

// Initialize the projection to fit the world in a 1×1 square centered at the origin.
var projection = d3.geoMercator()
    .scale(1 / tau)
    .translate([0, 0]);

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

var tile = d3.tile()
    .size([width, height]);
var zoom = d3.zoom()
    .scaleExtent([1 << 20, 1 << 23]) // what is that
    .on("zoom", zoomed);
var map = d3.select("body").append("div")
    .attr("class", "map")
    .style("width", width + "px")
    .style("height", height + "px")
    .on("mousemove", mousemoved);
var layer = map.append("div")
    .attr("class", "layer");
var info = map.append("div")
    .attr("class", "info");

var center = projection([43.13,36.34]);// Compute the projected initial center.

// Apply a zoom transform equivalent to projection.{scale,translate,center}.
map .call(zoom)
    .call(zoom.transform, d3.zoomIdentity
        .translate(width / 2, height / 2)
        .scale(1 << 14)  // what is that
        .translate(-center[0], -center[1]));

https://d3js.org/d3.v4.min.js

https://d3js.org/d3-tile.v0.0.min.js