250 lines
8.4 KiB
HTML
250 lines
8.4 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<title>Leaflet tile debug</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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<style>
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* {
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margin: 0;
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padding: 0;
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}
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#outer {
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position: absolute;
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width: calc(2*256px + 600px);
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height: calc(2*256px + 400px);
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border: 10px solid rgba(0, 0, 255, 0.4);
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background-color: transparent;
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}
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#middle, #map {
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position: absolute;
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margin: calc(266px - 10px);
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width: 600px;
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height: 400px;
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border: 10px solid transparent;
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}
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#middle {
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pointer-events: none;
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z-index: 1000;
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border-color: rgba(0, 255, 0, 0.4);
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}
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#map {
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overflow: visible;
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}
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button {
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width: 40px;
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text-align: center;
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margin-right: 5px;
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}
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.grid {
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border: red 1px solid;
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line-height: 256px;
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text-align: center;
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box-sizing: border-box;
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}
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#stats {
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position: absolute;
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z-index: 1000;
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width: 300px;
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right: 0;
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top: 10px;
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bottom: 0;
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}
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#zoomtable td {
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height: 40px;
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}
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.diag {
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margin-bottom: 20px;
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}
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tr:nth-child(odd) {
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background-color: #eee;
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}
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</style>
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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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</head>
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<body>
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<div id="outer"></div>
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<div id="middle"></div>
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<div id="map"></div>
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<div id="stats">
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<div class="diag">
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<div><button id="dc">DC</button>(flyTo)</div>
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<div><button id="sf">SF</button>(setView)</div>
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<div><button id="trd">TRD</button>(flyTo)</div>
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<div><button id="lnd">LND</button>(fract. zoom)</div>
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<div><button id="kyiv">KIEV</button>(setView, fract. zoom)</div>
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<div><button id="mad">MAD</button>(fitBounds)</div>
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<div><button id="nul">NUL</button>(image overlay)</div>
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<div><button id="stop">stop</button></div>
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</div>
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<table id="zoomtable" class="diag">
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<tr><td>on movestart</td><td id='movestart' width=230></td></tr>
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<tr><td>on zoomstart</td><td id='zoomstart'></td></tr>
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<tr><td>on move</td><td id='move'></td></tr>
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<tr><td>on moveend</td><td id='moveend'></td></tr>
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<tr><td>on zoomend</td><td id='zoomend'></td></tr>
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<tr><td>on grid load</td><td id='load'></td></tr>
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</table>
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<table>
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<tr>
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<th>event</th>
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<th>Grid</th>
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<th>Positron</th>
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</tr>
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<tr>
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<td>tileloadstart</td>
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<td id='grid-tileloadstart'></td>
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<td id='positron-tileloadstart'></td>
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</tr>
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<tr>
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<td>tileload</td>
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<td id='grid-tileload'></td>
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<td id='positron-tileload'></td>
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</tr>
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<tr>
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<td>tileerror</td>
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<td id='grid-tileerror'></td>
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<td id='positron-tileerror'></td>
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</tr>
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<tr>
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<td>tileunload</td>
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<td id='grid-tileunload'></td>
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<td id='positron-tileunload'></td>
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</tr>
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<tr>
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<td>visible</td>
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<td id='grid-visible'></td>
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<td id='positron-visible'></td>
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</tr>
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<tr>
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<td>grid load</td>
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<td id='grid-load'></td>
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<td id='positron-load'></td>
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</tr>
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</table>
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<button id="reset">reset</button>
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</div>
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<script type="text/javascript">
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var kyiv = [50.5, 30.5],
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lnd = [51.51, -0.12],
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sf = [37.77, -122.42],
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dc = [38.91, -77.04],
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trd = [63.41, 10.41],
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madBounds = [[40.70, -4.19], [40.12, -3.31]],
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mad = [40.40, -3.7];
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var map = L.map('map', {
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// zoomSnap: 0,
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// zoomAnimation: false,
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fadeAnimation: false
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}).setView(dc, 16);
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var gridCounts = {},
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positronCounts = {},
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gridLoadData = {};
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resetCounter();
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var positron = L.tileLayer('http://{s}.basemaps.cartocdn.com/light_all/{z}/{x}/{y}.png', {
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attribution: '© <a href="http://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors, © <a href="http://cartodb.com/attributions">CartoDB</a>'
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});
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var grid = L.gridLayer({
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attribution: 'Grid Layer',
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tileSize: L.point(256, 256)
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});
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grid.createTile = function (coords) {
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var tile = L.DomUtil.create('div', 'grid');
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var indexStr = [coords.x, coords.y, coords.z].join(', ');
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if (!(indexStr in gridLoadData)) {
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gridLoadData[indexStr] = 0;
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}
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tile.innerHTML = ++gridLoadData[indexStr];
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// double tile loading alert
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// if (gridLoadData[indexStr] > 1) {
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// alert(indexStr);
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// }
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// more tile loadings -> more red grid tile
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tile.style.backgroundColor = 'rgba(255,0,0,' + (gridLoadData[indexStr] - 1) / 5 + ')';
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return tile;
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};
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grid.on('tileload tileunload tileerror tileloadstart load', function(ev){
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document.getElementById('grid-' + ev.type).innerHTML = ++gridCounts[ev.type];
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document.getElementById('grid-visible').innerHTML = grid._container.querySelectorAll('.leaflet-tile').length;
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});
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positron.on('tileload tileunload tileerror tileloadstart load', function(ev){
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document.getElementById('positron-' + ev.type).innerHTML = ++positronCounts[ev.type];
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document.getElementById('positron-visible').innerHTML = positron._container.querySelectorAll('.leaflet-tile').length;
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});
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map.addLayer(positron);
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map.addLayer(grid);
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var marker1 = L.marker(kyiv).addTo(map),
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marker2 = L.marker(lnd).addTo(map),
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marker3 = L.marker(dc).addTo(map),
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marker4 = L.marker(sf).addTo(map),
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marker5 = L.marker(trd).addTo(map),
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marker6 = L.marker(mad).addTo(map);
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var nullIslandKitten = L.imageOverlay('http://placekitten.com/300/400?image=6', [[-0.2,-0.15], [0.2, 0.15]]).addTo(map);
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document.getElementById('dc').onclick = function () { map.flyTo(dc, 7, {duration: 40}); };
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document.getElementById('sf').onclick = function () { map.setView(sf, 10, {duration: 40, animate: true}); };
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document.getElementById('trd').onclick = function () { map.flyTo(trd, 10, {duration: 40}); };
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document.getElementById('lnd').onclick = function () { map.flyTo(lnd, 9.25, {duration: 40}); };
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document.getElementById('kyiv').onclick = function () { map.setView(kyiv, 9.25, {duration: 40}); };
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document.getElementById('mad').onclick = function () { map.fitBounds(madBounds); };
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document.getElementById('nul').onclick = function () { map.flyTo([0, 0], 10, {duration: 40}); };
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document.getElementById('stop').onclick = function () { map.stop(); };
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document.getElementById('reset').onclick = function () {
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resetCounter();
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}
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function attachMoveEvent(name) {
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map.on(name, function(){
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document.getElementById(name).innerHTML = map.getCenter() + ' z' + map.getZoom();
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});
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}
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attachMoveEvent('movestart');
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attachMoveEvent('zoomstart');
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attachMoveEvent('move');
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attachMoveEvent('moveend');
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attachMoveEvent('zoomend');
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positron.on('load', function(){
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document.getElementById('load').innerHTML = map.getCenter() + ' z' + map.getZoom();
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});
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function resetCounter() {
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var fields = ['tileload', 'tileerror', 'tileloadstart', 'tileunload', 'load', 'visible'];
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for (var i = 0; i < fields.length; i++) {
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gridCounts[fields[i]] = 0;
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positronCounts[fields[i]] = 0;
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document.getElementById('positron-' + fields[i]).innerHTML = 0;
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document.getElementById('grid-' + fields[i]).innerHTML = 0;
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}
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};
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</script>
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</body>
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</html>
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