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December 19, 2015 15:29
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Animated globe and humid tropics, Angola in green.
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <script src="http://d3js.org/topojson.v1.js"></script> | |
| <script src="http://d3js.org/d3.v3.js"></script> | |
| <style> | |
| path { | |
| stroke: white; | |
| stroke-width: 0.25px; | |
| fill: grey; | |
| } | |
| .humid { | |
| fill: rgb(200,50,50); | |
| opacity: .4; | |
| } | |
| .subunit.c24 { | |
| fill:green; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <script> | |
| var width = 700, height = 700, | |
| velocity = .007, then = Date.now(); | |
| var projection = d3.geo.orthographic() | |
| .center([0, 0]) | |
| .clipAngle(90) | |
| .scale(150) | |
| .rotate([0,0]); | |
| var svg = d3.select("body").append("svg") | |
| .attr("width", width) | |
| .attr("height", height); | |
| var path = d3.geo.path() | |
| .projection(projection); | |
| var world = svg.append("svg:g"); | |
| var humid = svg.append("svg:g"); | |
| var forma = svg.append("svg:g"); | |
| d3.json("http://formatemp.s3.amazonaws.com/world.json", function(error, topology) { | |
| world.selectAll("path") | |
| .data(topojson.feature(topology, topology.objects.countries).features) | |
| .enter() | |
| .append("path") | |
| .attr("class", function(d) {return "subunit c" + d.id}) | |
| .attr("d", path) | |
| d3.timer(function() { | |
| var angle = velocity * (Date.now() - then); | |
| projection.rotate([angle,0,-23]); | |
| svg.selectAll("path") | |
| .attr("d", path.projection(projection)); | |
| }) | |
| }); | |
| // load and display the humid tropical biome | |
| d3.json("humid.json", function(error, topology) { | |
| humid.selectAll("path") | |
| .data(topojson.feature(topology, topology.objects.humid) | |
| .features) | |
| .enter() | |
| .insert("path") | |
| .attr("class", "humid") | |
| .attr("d", path) | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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