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debug/tests/add-remove-layers.html
64 строки
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Simon Legner
Rename `Map` to `LeafletMap` and keep `Map` as alias (#9892)
11 ноя 2025, 21:28
Не верифицирован
11 ноя 2025, 21:28
2e9b617
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<!doctype html> <html lang="en"> <head> <meta charset="utf-8" /> <title>Leaflet debug page - Add Remove Layers</title> <meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=0" /> <link rel="stylesheet" href="../../dist/leaflet.css" /> <link rel="stylesheet" href="../css/screen.css" /> <script type="importmap"> { "imports": { "leaflet": "../../dist/leaflet-src.js" } } </script> </head> <body> <div id="map"></div> <div id="buttons"> <button type="button" id="b1">Add Layer</button> <button type="button" id="b2">Remove Layer</button> </div> <script type="module"> import {LayerGroup, LeafletMap, TileLayer, LatLngBounds, Circle, LatLng, Popup, DomUtil, DomEvent} from 'leaflet'; const map = new LeafletMap('map'); const osm = new TileLayer('https://tile.openstreetmap.org/{z}/{x}/{y}.png', { minZoom: 1, maxZoom: 17, detectRetina: true, }); map.addLayer(osm); map.fitBounds(new LatLngBounds([51, 7], [51, 7])); const layerGroup = new LayerGroup(); let lat = 51; let long = 7; function onClick() { const popup = new Popup(); popup.setLatLng(this.getLatLng()); popup.setContent('Hello!'); map.openPopup(popup); } for (let i = 0; i < 50; i++) { const myCircle = new Circle(new LatLng(lat, long), 3); myCircle.on('click', onClick); layerGroup.addLayer(myCircle); lat = lat + 0.0001; long = long + 0.0001; } map.addLayer(layerGroup); DomEvent.on(DomUtil.get('b1'), 'click', () => map.addLayer(layerGroup)); DomEvent.on(DomUtil.get('b2'), 'click', () => map.removeLayer(layerGroup)); </script> </body> </html>