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83 lines
2.3 KiB
83 lines
2.3 KiB
<!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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<p>This test is meant for testing the performance of doubleclick event handler in IE. See <a href='https://github.com/Leaflet/Leaflet/issues/4127'>#4127</a> and <a href='https://github.com/Leaflet/Leaflet/issues/2820'>#2820</a></p>
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<div id="map"></div>
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<button id="populate">Populate with 100 more markers</button><div id='perf'></div>
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<script>
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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([0, 0], 0)
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.addLayer(osm);
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var markers = new L.FeatureGroup();
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function getEventHandler(i) {
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return function(ev) { document.getElementById('perf').innerHTML = ('Event on marker ' + i + ': ' + ev.type); }
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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 populate() {
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var start = performance ? performance.now() : 0;
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for (var i = 0; i < 100; i++) {
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L.marker(getRandomLatLng(map.getBounds())).addTo(markers).on('dblclick', getEventHandler(i));
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}
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var end = performance ? performance.now() : 0;
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document.getElementById('perf').innerHTML = 'Adding 100 markers took ' + (end - start) + ' milliseconds.';
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return false;
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}
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markers.addTo(map);
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populate();
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L.DomUtil.get('populate').onclick = populate;
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function logEvent(e) { console.log(e.type); }
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// map.on('click', logEvent);
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// map.on('contextmenu', logEvent);
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// map.on('movestart', logEvent);
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// map.on('move', logEvent);
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// map.on('moveend', logEvent);
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// map.on('zoomstart', logEvent);
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// map.on('zoomend', logEvent);
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</script>
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</body>
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</html>
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