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Playing w/ TangramJS: Raster tile labels and GeoJSON data
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8" /> | |
| <title>TangramJS - Mixing with raster tiles</title> | |
| <meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no" /> | |
| <link rel="stylesheet" href="https://unpkg.com/[email protected]/dist/leaflet.css" /> | |
| <style> | |
| body { | |
| margin: 0; | |
| padding: 0; | |
| } | |
| #map { | |
| position: absolute; | |
| top: 0; | |
| bottom: 0; | |
| width: 100%; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div id="map"></div> | |
| <script src="https://unpkg.com/[email protected]/dist/leaflet.js"></script> | |
| <script src="https://unpkg.com/tangram/dist/tangram.min.js"></script> | |
| <script> | |
| var kentucky = [37.857507, -85.632935] | |
| var map = L.map('map', { | |
| center: kentucky, | |
| zoom: 7, | |
| }); | |
| var layer = Tangram.leafletLayer({ | |
| scene: 'scene.yaml' | |
| }).addTo(map); | |
| map.createPane('labels'); | |
| map.getPane('labels').style.zIndex = 1000; | |
| var labels = L.tileLayer('http://{s}.basemaps.cartocdn.com/light_only_labels/{z}/{x}/{y}.png', { | |
| attribution: '© <a href="http://www.openstreetmap.org/copyright">OpenStreetMap</a> © <a href="http://cartodb.com/attributions">CartoDB</a>', | |
| subdomains: 'abcd', | |
| maxZoom: 19 | |
| }).addTo(map); | |
| </script> | |
| </body> | |
| </html> |
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| sources: | |
| counties: | |
| type: GeoJSON | |
| url: https://gist.githubusercontent.com/maptastik/df8e483d5ac1c6cae3dc4a7c02ea9039/raw/9cd46849bddcfa90aab240772a12275408d6d8d0/kyCounties.geojson | |
| carto_nolabel: | |
| type: Raster | |
| url: http://a.basemaps.cartocdn.com/light_nolabels/{z}/{x}/{y}.png | |
| styles: | |
| _alpha_polygons: | |
| base: polygons | |
| blend: multiply | |
| layers: | |
| counties: | |
| data: {source: counties} | |
| draw: | |
| lines: | |
| color: '#000000' | |
| width: 1px | |
| order: 2 | |
| polygons: | |
| style: _alpha_polygons | |
| order: 2 | |
| color: | | |
| function() { | |
| var cat = feature.CH00_10; | |
| var color = cat >= 5 ? '#2196F3' : | |
| cat < 5 && cat >= 1 ? '#90CAF9': | |
| cat < 1 && cat > -1 ? '#FFFDE7': | |
| cat <= -1 && cat > -5 ? '#ef9a9a': | |
| cat <= -5 ? '#f44336': | |
| '#000' | |
| return color; | |
| } | |
| basemap: | |
| data: {source: carto_nolabel} | |
| draw: | |
| raster: | |
| order: 0 |
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