Updated from http://bl.ocks.org/mbostock/4150951
Created
January 17, 2018 03:39
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D3v4 World Map with MapBox Tiles
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| license: mit |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
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| <!DOCTYPE html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <script src="https://d3js.org/d3.v4.js"></script> | |
| <script src="https://d3js.org/topojson.v2.min.js"></script> | |
| <script src="https://d3js.org/d3-tile.v0.0.min.js"></script> | |
| <style> | |
| body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; } | |
| svg { width:100%; height: 100% } | |
| .stroke { | |
| fill: none; | |
| stroke: #000; | |
| stroke-width: .5; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <script> | |
| var width = 900; | |
| var height = 500; | |
| var svg = d3.select("body").append("svg"); | |
| var projection = d3.geoMercator(); | |
| var path = d3.geoPath().projection(projection); | |
| var tile = d3.tile() | |
| .scale(projection.scale() * 2 * Math.PI) | |
| .translate(projection([0, 0])) | |
| .zoomDelta((window.devicePixelRatio || 1) - .5); | |
| var url = "https://gist.githubusercontent.com/mbostock/4090846/raw/d534aba169207548a8a3d670c9c2cc719ff05c47/world-50m.json"; | |
| d3.json(url, function(error, world) { | |
| if (error) throw error; | |
| var tiles = tile(); | |
| var defs = svg.append("defs"); | |
| defs.append("path") | |
| .attr("id", "land") | |
| .datum(topojson.feature(world, world.objects.countries)) | |
| .attr("d", path); | |
| defs.append("clipPath") | |
| .attr("id", "clip") | |
| .append("use") | |
| .attr("xlink:href", "#land"); | |
| svg.append("g") | |
| .attr("clip-path", "url(#clip)") | |
| .selectAll("image") | |
| .data(tiles) | |
| .enter().append("image") | |
| .attr("xlink:href", function(d) { return "http://" + ["a", "b", "c", "d"][Math.random() * 4 | 0] + ".tiles.mapbox.com/v3/mapbox.natural-earth-2/" + d[2] + "/" + d[0] + "/" + d[1] + ".png"; }) | |
| .attr("width", Math.round(tiles.scale)) | |
| .attr("height", Math.round(tiles.scale)) | |
| .attr("x", function(d) { return Math.round((d[0] + tiles.translate[0]) * tiles.scale); }) | |
| .attr("y", function(d) { return Math.round((d[1] + tiles.translate[1]) * tiles.scale); }); | |
| svg.append("use") | |
| .attr("xlink:href", "#land") | |
| .attr("class", "stroke"); | |
| }); | |
| </script> | |
| </body> |
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