World map using Natural Earth data.
Last active
August 2, 2017 09:30
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Spinning globe
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| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <head> | |
| <title>Geo (spinning))</title> | |
| </head> | |
| <style> | |
| body { | |
| font-family: "Helvetica Neue", Helvetica, sans-serif; | |
| font-size: 14px; | |
| color: #333; | |
| background-color: #eee; | |
| } | |
| </style> | |
| <body> | |
| <div id="content"> | |
| <canvas width="1800" height="1600"></canvas> | |
| </div> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/d3/4.2.2/d3.min.js"></script> | |
| <script> | |
| var geojson = {} | |
| var context = d3.select('#content canvas') | |
| .node() | |
| .getContext('2d'); | |
| var projection = d3.geoOrthographic() | |
| .scale(600) | |
| .translate([900, 700]); | |
| var geoGenerator = d3.geoPath() | |
| .projection(projection) | |
| .pointRadius(4) | |
| .context(context); | |
| var yaw = 320; | |
| function update() { | |
| projection.rotate([yaw]) | |
| context.clearRect(0, 0, 1800, 1600); | |
| context.lineWidth = 0.3; | |
| context.strokeStyle = '#333'; | |
| context.beginPath(); | |
| geoGenerator({type: 'FeatureCollection', features: geojson.features}) | |
| context.stroke(); | |
| yaw -= 0.2 | |
| } | |
| // REQUEST DATA | |
| d3.json('ne_110m_admin_0_countries.json', function(err, json) { | |
| geojson = json; | |
| window.setInterval(update, 100); | |
| update() | |
| }) | |
| </script> | |
| </body> | |
| </html> |
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