ol-ext/examples/misc/map.synchro.html
2022-08-22 14:13:10 +02:00

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<!DOCTYPE html>
<html>
<head>
<!--
Copyright (c) 2015-2018 Jean-Marc VIGLINO,
released under CeCILL-B (french BSD like) licence: http://www.cecill.info/
-->
<title>ol-ext: Synchronized windows</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<!-- jQuery -->
<script type="text/javascript" src="https://code.jquery.com/jquery-1.11.0.min.js"></script>
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<link rel="stylesheet" href="https://openlayers.org/en/v6.15.1/css/ol.css" />
<script type="text/javascript" src="https://openlayers.org/en/v6.15.1/build/ol.js"></script>
<script src="https://cdn.polyfill.io/v2/polyfill.min.js?features=requestAnimationFrame,Element.prototype.classList,URL,Object.assign"></script>
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<link rel="stylesheet" href="../../dist/ol-ext.css" />
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<!-- Pointer events polyfill for old browsers, see https://caniuse.com/#feat=pointer -->
<script src="https://unpkg.com/elm-pep"></script>
<!-- Synchronize script -->
<script type="text/javascript" src="../../dist/extra/WSynchro.js"></script>
<link rel="stylesheet" href="../style.css" />
</head>
<body >
<a href="https://github.com/Viglino/ol-ext" class="icss-github-corner"><i></i></a>
<a href="../../index.html">
<h1>ol-ext: Synchronized windows</h1>
</a>
<div class="info">
This example synchronize maps in different windows.
<br />
The WSynchro object do the job: WSynchro.synchronize will dispatch a synchro event.
<br />
<button onclick="openWin();">Open a new window!</button> Synchro: <span id="nb"></span>
</div>
<!-- map div -->
<div id="map" style="width:600px; height:400px;"></div>
<script type="text/javascript">
// Two base layers
var stamen = new ol.layer.Tile({
title: "Watercolor",
baseLayer: true,
source: new ol.source.Stamen({
layer: 'watercolor'
})
});
// The map
var z = 6; pt = [270148, 6247782]; rot = 0;
// Window has a source > get its position
if (WSynchro.source) {
z = WSynchro.source.map.getView().getZoom();
pt = WSynchro.source.map.getView().getCenter();
rot = WSynchro.source.map.getView().getRotation();
}
var map = new ol.Map({
target: 'map',
view: new ol.View({
zoom: z,
center: pt,
rotation: rot
}),
layers: [stamen]
});
// Open a new window
function openWin() { WSynchro.open(); };
// synchro count
var nb = 0;
// Synchronize function => set map position
WSynchro.on ('synchronize', function(e){
var view = map.getView();
// Tell we are synchro
if (e.pt == view.getCenter() && e.z == view.getZoom() && e.rot == view.getRotation()) {
WSynchro.synchronize();
} else {
// Set position (will call WSynchro.synchronize on move end)
view.setCenter(e.pt);
view.setZoom(e.z);
view.setRotation(e.rot||0);
$("#nb").text(++nb);
}
});
// Synchronize on move / rotate
map.on(['moveend','rotateend'], function(e) {
var view = map.getView();
WSynchro.synchronize({ pt:view.getCenter(), z:view.getZoom(), rot:view.getRotation() });
});
</script>
</body>
</html>