debug/vector/vector-bounds.html - main - githubmirror/Leaflet

debug/vector/vector-bounds.html
70 строк2 KB
Simon Legner
Rename `Map` to `LeafletMap` and keep `Map` as alias (#9892)
11 ноя 2025, 21:28
11 ноя 2025, 21:282e9b617
<!doctype html>
<html>
	<head>
		<meta charset="utf-8" />
		<title>Leaflet debug page - Vector Bounds</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>
		<button id="zoomToPath" type="button">Zoom to path</button>
		<button id="zoomToPolygon" type="button">Zoom to polygon</button>
		<script type="module">
			import {TileLayer, Polyline, LatLng, Polygon, LeafletMap} from 'leaflet';

			const osm = new TileLayer('https://tile.openstreetmap.org/{z}/{x}/{y}.png', {maxZoom: 18});

			/* eslint-disable no-loss-of-precision */
			const polyPoints = [
				[39.70348880963439, -104.98603820800781],
				[39.69926245589766, -104.95582580566406],
				[39.67918374111695, -104.94483947753906],
				[39.663856582926165, -104.95307922363281],
				[39.66279941218785, -104.98672485351562],
				[39.70348880963439, -104.98603820800781]
			];

			const pathPoints = [
				[39.72567292003209, -104.98672485351562],
				[39.717222671644635, -104.96612548828124],
				[39.71405356154611, -104.95513916015625],
				[39.70982785491674, -104.94758605957031],
				[39.70454535762547, -104.93247985839844],
				[39.696092520737224, -104.91874694824217],
				[39.687638648548635, -104.90432739257812],
				[39.67759833072648, -104.89471435546875]
			];

			const latlngs = pathPoints.map(p => new LatLng(p[0], p[1]));
			const path = new Polyline(latlngs);

			const latlngs2 = polyPoints.map(p => new LatLng(p[0], p[1]));
			const poly = new Polygon(latlngs2);
			const map = new LeafletMap('map', {
				layers: [osm],
				center: new LatLng(39.69596043694606, -104.95084762573242),
				zoom: 12
			});

			map.addLayer(path);
			map.addLayer(poly);

			path.bindPopup('Hello world');

			const zoomToPathBtn = document.getElementById('zoomToPath');
			const zoomToPolygonBtn = document.getElementById('zoomToPolygon');

			zoomToPathBtn.addEventListener('click', () => map.fitBounds(path.getBounds()));
			zoomToPolygonBtn.addEventListener('click', () => map.fitBounds(poly.getBounds()));
		</script>
	</body>
</html>