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<!DOCTYPE html>
<html>
<head>
<title>Leaflet debug page</title>
<meta name="viewport" content="initial-scale=1.0" />
<link rel="stylesheet" href="../../dist/leaflet.css" />
<link rel="stylesheet" href="../css/mobile.css" />
<script src="../leaflet-include.js"></script>
<style>
.container {
float:left; width: 600px; height: 600px;
position: relative;
border: 1px solid gray;
}
#map1, #map2 {
position:absolute;
top:2em;
bottom:2em;
left:0;
right:0;
}
#zoom1, #zoom2 {
position:absolute;
bottom:0;
left:0;
right:0;
}
</style>
</head>
<body>
<h1>Zoom delta test.</h1>
<p>Zooming with touch zoom, box zoom or flyTo then <code>map.stop()</code> must make the zoom level snap to the value of the <code>zoomSnap</code> option. Zoom interactions (keyboard, mouse wheel, zoom control buttons must change the zoom by the amount in the <code>zoomDelta</code> option.</p>
<div>
<button id="sf">SF</button>
<button id="trd">TRD</button>
<button id="stop">stop</button>
</div>
<div class='container'>
Snap: 0.25. Delta: 0.5.
<div id="map1"></div>
<span id="zoom1"></span>
</div>
<div class='container'>
Snap: 0 (off). Delta: 0.25.
<div id="map2"></div>
<span id="zoom2"></span>
</div>
<script>
var sf = [37.77, -122.42],
trd = [63.41, 10.41];
var osmUrl = 'https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png',
osmAttrib = '© <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors',
osm1 = L.tileLayer(osmUrl, {maxZoom: 18, attribution: osmAttrib}),
osm2 = L.tileLayer(osmUrl, {maxZoom: 18, attribution: osmAttrib}),
center = L.latLng(63.41, 10.41);
var map1 = new L.Map('map1', {
center: center,
layers: [osm1],
zoom: 5,
zoomSnap: 0.25,
zoomDelta: 0.5,
wheelPxPerZoomLevel: 50
});
var map2 = new L.Map('map2', {
center: center,
layers: [osm2],
zoom: 5,
zoomSnap: 0,
zoomDelta: 0.25,
wheelPxPerZoomLevel: 50
});
map1.on('zoomend',function(){
document.getElementById('zoom1').innerHTML = "Zoom level: " + map1.getZoom();
});
map2.on('zoomend',function(){
document.getElementById('zoom2').innerHTML = "Zoom level: " + map2.getZoom();
});
document.getElementById('sf').onclick = function () {
map1.flyTo(sf, 10, {duration: 20});
map2.flyTo(sf, 10, {duration: 20});
};
document.getElementById('trd').onclick = function () {
map1.flyTo(trd, 10, {duration: 20});
map2.flyTo(trd, 10, {duration: 20});
};
document.getElementById('stop').onclick = function () {
map1.stop();
map2.stop();
};
</script>
</body>
</html>
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