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Use icon-image with expressions
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset='utf-8' /> | |
| <title></title> | |
| <meta name='viewport' content='initial-scale=1,maximum-scale=1,user-scalable=no' /> | |
| <script src='https://api.tiles.mapbox.com/mapbox-gl-js/v0.43.0/mapbox-gl.js'></script> | |
| <link href='https://api.tiles.mapbox.com/mapbox-gl-js/v0.43.0/mapbox-gl.css' rel='stylesheet' /> | |
| <style> | |
| body { margin:0; padding:0; } | |
| #map { position:absolute; top:0; bottom:0; width:100%; } | |
| </style> | |
| </head> | |
| <body> | |
| <div id='map'></div> | |
| <script> | |
| mapboxgl.accessToken = 'pk.eyJ1IjoibWFsLXdvb2QiLCJhIjoiY2oyZ2t2em50MDAyMzJ3cnltMDFhb2NzdiJ9.X-D4Wvo5E5QxeP7K_I3O8w'; | |
| var map = new mapboxgl.Map({ | |
| container: 'map', // container id | |
| style: 'mapbox://styles/mal-wood/cjc84bi7a7ohi2ss5rcy3g9v9', //stylesheet location | |
| center: [-77.30435694392679, 39.48026142402705], // starting position | |
| zoom: 9 // starting zoom | |
| }); | |
| map.on('load', function(){ | |
| map.addLayer({ | |
| "id": "marker-testing", | |
| "type": "symbol", | |
| "source": { | |
| type: 'geojson', | |
| data: './markers.geojson' | |
| }, | |
| "layout": { | |
| "icon-image": [ | |
| "match", | |
| ["string", ["get", "marker"]], | |
| "one", | |
| "pin-red", | |
| "two", | |
| "marker-15", | |
| "three", | |
| "marker-editor", | |
| "marker-15" | |
| ], | |
| "icon-size": 1 | |
| } | |
| }); | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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| { | |
| "type": "FeatureCollection", | |
| "features": [ | |
| { | |
| "type": "Feature", | |
| "properties": { | |
| "marker": "one" | |
| }, | |
| "geometry": { | |
| "type": "Point", | |
| "coordinates": [ | |
| -77.30358123779297, | |
| 39.528407312645825 | |
| ] | |
| } | |
| }, | |
| { | |
| "type": "Feature", | |
| "properties": { | |
| "marker": "two" | |
| }, | |
| "geometry": { | |
| "type": "Point", | |
| "coordinates": [ | |
| -77.37190246582031, | |
| 39.45316112807394 | |
| ] | |
| } | |
| }, | |
| { | |
| "type": "Feature", | |
| "properties": { | |
| "marker": "three" | |
| }, | |
| "geometry": { | |
| "type": "Point", | |
| "coordinates": [ | |
| -77.24109649658203, | |
| 39.46402916287149 | |
| ] | |
| } | |
| } | |
| ] | |
| } |
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