90 lines
1.8 KiB
HTML
90 lines
1.8 KiB
HTML
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<!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 type="text/javascript" src="../../build/deps.js"></script>
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<script src="../leaflet-include.js"></script>
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<style>
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#map {
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margin: 0;
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width: auto;
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}
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table {
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border-collapse: collapse;
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}
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table th, table td {
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border: 1px #444 solid;
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margin: 0;
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}
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</style>
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</head>
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<body>
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<p>Keep track of how many tileload/tileunload events are being fired. The counts should always match. See <a href='https://github.com/Leaflet/Leaflet/issues/4093'>#4093</a></p>
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<div id="map" class="map"></div>
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<table>
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<tr><th>Start<th>Load<th>Error<th>Unload
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<tr><td id='tileloadstart'><td id='tileload'><td id='tileerror'><td id='tileunload'>
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</table>
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<p>start = unload + visible on screen</p>
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<script type="text/javascript">
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var mapopts = {
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center: [35, -122],
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zoom : 5.7
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};
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var map = L.map('map', mapopts);
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var grid = L.gridLayer({
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attribution: 'Grid Layer',
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// tileSize: L.point(150, 80)
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tileSize: L.point(256, 256)
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});
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grid.createTile = function (coords, done) {
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var tile = document.createElement('div');
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tile.innerHTML = [coords.x, coords.y, coords.z].join(', ');
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tile.style.border = '2px solid red';
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// tile.style.background = 'white';
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// test async
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setTimeout(function () {
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done(null, tile);
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}, Math.random() * 1000);
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return tile;
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};
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var counts = {
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tileload: 0,
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tileerror: 0,
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tileloadstart: 0,
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tileunload: 0
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};
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grid.on('tileload tileunload tileerror tileloadstart', function(ev){
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document.getElementById(ev.type).innerHTML = ++counts[ev.type];
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});
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map.addLayer(grid);
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</script>
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</body>
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</html>
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