0d1eae32be
Fix #5373. - Remove references to removed file "../../build/deps.js" - Update leaflet-include.js to point to "../dist/leaflet-src.js" - Update watch to use the same destination file as rollup (dist/leaflet-src.js) - Define getRandomLatLng where used
82 lines
2.4 KiB
HTML
82 lines
2.4 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<title>Leaflet debug page</title>
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<link rel="stylesheet" href="../../dist/leaflet.css" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<link rel="stylesheet" href="../css/screen.css" />
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<script src="../leaflet-include.js"></script>
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</head>
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<body>
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<div id="map"></div>
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<script>
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/*
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Can be used to profile performance of event system.
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Start the test, start CPU profiler. Slowly move the
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mouse around over the map for 20 seconds or so, stop
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profiler and examine times for _on, _off and fire.
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*/
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var osmUrl = 'http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png',
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osmAttrib = '© <a href="http://openstreetmap.org/copyright">OpenStreetMap</a> contributors',
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osm = L.tileLayer(osmUrl, {maxZoom: 18, attribution: osmAttrib});
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var map = L.map('map')
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.setView([50.5, 30.51], 15)
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.addLayer(osm);
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var markers = new L.FeatureGroup().addTo(map),
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markerArr = [];
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var clicks = 0;
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markers.on('click', function(e) {
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clicks++;
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});
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function getRandomLatLng(llbounds) {
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var s = llbounds.getSouth(),
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n = llbounds.getNorth(),
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w = llbounds.getWest(),
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e = llbounds.getEast();
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return L.latLng(
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s + (Math.random() * (n - s)),
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w + (Math.random() * (e - w))
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)
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}
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function shuffleMarkers() {
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var marker;
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if (markerArr.length > 2000) {
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var i = Math.floor(Math.random() * markerArr.length);
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marker = markerArr.splice(i, 1)[0];
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markers.removeLayer(marker);
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} else {
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marker = L.marker(getRandomLatLng(map.getBounds()))
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.on('mouseover', function() {
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marker.setZIndexOffset(10000);
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})
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.on('mouseout', function() {
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marker.setZIndexOffset(0);
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})
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.addTo(markers);
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markerArr.push(marker);
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}
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}
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while (markerArr.length < 2000) {
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shuffleMarkers();
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}
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setInterval(shuffleMarkers, 20);
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</script>
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</body>
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</html>
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