A simple CARTO VL map from a GeoJSON + 3 .geojson files (point, line, polygon)
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November 19, 2018 18:11
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[CARTO VL - Simple geojson created with geojson.io in a gist]
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title>GeoJSON lines test | CARTO</title> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
| <meta charset="UTF-8"> | |
| <script src="http://libs.cartocdn.com/carto-vl/v1.0.0/carto-vl.js"></script> | |
| <script src="https://api.tiles.mapbox.com/mapbox-gl-js/v0.50.0/mapbox-gl.js"></script> | |
| <link href="https://api.tiles.mapbox.com/mapbox-gl-js/v0.50.0/mapbox-gl.css" rel="stylesheet" /> | |
| <style> | |
| body { | |
| margin: 0; | |
| padding: 0; | |
| } | |
| #map { | |
| position: absolute; | |
| height: 100%; | |
| width: 100%; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div id="map"></div> | |
| <script> | |
| const map = new mapboxgl.Map({ | |
| container: 'map', | |
| style: carto.basemaps.voyager, | |
| center: [0, 0], | |
| zoom: 1 | |
| }); | |
| const nav = new mapboxgl.NavigationControl(); | |
| map.addControl(nav, 'top-left'); | |
| // gist: https://gist.github.com/VictorVelarde/fe7fae0f6f92de3de32a3f7e8a213aa9 | |
| const base = 'https://gist.githubusercontent.com/VictorVelarde/fe7fae0f6f92de3de32a3f7e8a213aa9/raw/e8473430e9876fa81d1a31f2875068c400806db1/'; | |
| const url = base + 'point.geojson'; // line.geojson polygon.geojson | |
| map.on('load', () => { | |
| fetch(url) | |
| .then(response => response.json()) | |
| .then(function (data) { | |
| const source = new carto.source.GeoJSON(data); | |
| const viz = new carto.Viz(` | |
| width: 10 | |
| color: opacity(#FF3D00, 0.5) | |
| `); | |
| const layer = new carto.Layer('layer', source, viz); | |
| layer.addTo(map); | |
| }); | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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