mirror of
https://github.com/Viglino/ol-ext.git
synced 2026-01-25 17:36:21 +00:00
158 lines
5.2 KiB
HTML
158 lines
5.2 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<!--
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Copyright (c) 2017-2018 Jean-Marc VIGLINO,
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released under CeCILL-B (french BSD like) licence: http://www.cecill.info/
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-->
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<title>ol-ext: Search control</title>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<meta name="description" content="Control to add a grid reference to a map." />
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<meta name="keywords" content="ol3, control, search, bar" />
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<!-- FontAwesome -->
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<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css">
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<!-- jQuery -->
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<script type="text/javascript" src="https://code.jquery.com/jquery-1.11.0.min.js"></script>
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<!-- Openlayers -->
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<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/ol@latest/ol.css" />
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<script type="text/javascript" src="https://cdn.jsdelivr.net/npm/ol@latest/dist/ol.js"></script>
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<!-- ol-ext -->
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<link rel="stylesheet" href="../../dist/ol-ext.css" />
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<script type="text/javascript" src="../../dist/ol-ext.js"></script>
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<!-- Pointer events polyfill for old browsers, see https://caniuse.com/#feat=pointer -->
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<script src="https://unpkg.com/elm-pep"></script>
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<link rel="stylesheet" href="../style.css"/>
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</head>
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<body >
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<a href="https://github.com/Viglino/ol-ext" class="icss-github-corner"><i></i></a>
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<a href="../../index.html">
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<h1>ol-ext: Search control</h1>
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</a>
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<div class="info">
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<i>ol.control.Search</i> is the base class for search controls.
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You can use it for simple custom search or as base to new class.
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<ul>
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<li>
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the <i>getTitle</i> function return the string that will be display in the autocompletion menu
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</li>
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<li>
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<i>autocomplete</i> is a function called on each tipping to search a string. The result can be returned directly or in a callback for asynchronous puposes.
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</li>
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<li>
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<i>typing</i> is a is a delay (in ms) on each typing to start a new search. Use -1 to prevent autocompletion (search will be trigger when Enter key is pressed).
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</li>
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<li>
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<i>minLength</i> is the minimum caracters for autocompletion.
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</li>
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<li>
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<i>maxItems</i> is the maximum lines displayed in the menu.
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</li>
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<li>
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use <i>placeholder</i> as placeholder for the input.
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</li>
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</ul>
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<br/>
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Derived search controls:
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<ul>
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<li>
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<a href="map.control.searchfeature.html">ol.control.SearchFeature</a> to search features in a layer.
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</li>
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<li>
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<a href="map.control.searchphoton.html">ol.control.SearchPhoton</a> to search places on the map.
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</li>
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<li>
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<a href="map.control.searchban.html">ol.control.SearchBAN</a> to search French places on the map.
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</li>
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<li>
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<a href="map.control.searchnominatim.html">ol.control.SearchNominatim</a> to search places with OSM.
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</li>
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</ul>
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</div>
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<!-- DIV pour la carte -->
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<div id="map" style="width:600px; height:400px;"></div>
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<div class="options">
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<i>
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Type a letter in the search bar to search for a position
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<br/>
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(Paris, London, Geneve, Bruxelles, Berlin, Madrid, Roma).
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</i>
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</div>
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<script type="text/javascript">
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// Layers
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var layers = [
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new ol.layer.Tile({
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title: "OSM",
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source: new ol.source.OSM(),
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})
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];
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// The map
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var map = new ol.Map({
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target: 'map',
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view: new ol.View({
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zoom: 5,
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center: [166326, 5992663]
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}),
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layers: layers
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});
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// A list of positions to search in
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var positions = [
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{ name:"Paris", pos:ol.proj.transform([2.351828, 48.856578], 'EPSG:4326', 'EPSG:3857'), zoom:11 },
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{ name:"London", pos:ol.proj.transform([-0.1275,51.507222], 'EPSG:4326', 'EPSG:3857'), zoom:11 },
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{ name:"Geneve", pos:ol.proj.transform([6.149985,46.200013], 'EPSG:4326', 'EPSG:3857'), zoom:13 },
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{ name:"Bruxelles", pos:ol.proj.transform([4.35,50.83], 'EPSG:4326', 'EPSG:3857'), zoom:12 },
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{ name:"Berlin", pos:ol.proj.transform([13.383333,52.516667], 'EPSG:4326', 'EPSG:3857'), zoom:12 },
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{ name:"Madrid", pos:ol.proj.transform([-3.683333,40.433333], 'EPSG:4326', 'EPSG:3857'), zoom:12 },
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{ name:"Roma", pos:ol.proj.transform([12.48657,41.888732], 'EPSG:4326', 'EPSG:3857'), zoom:12 }
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]
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// The search control
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var search = new ol.control.Search({
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//target: $(".options").get(0),
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// Title to use in the list
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getTitle: function(f) { return f.name; },
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// Search result
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autocomplete: function (s, cback) {
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var result = [];
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// New search RegExp
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var rex = new RegExp(s.replace("*","")||"\.*", "i");
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for (var i=0; i<positions.length; i++) {
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if (rex.test(positions[i].name)) result.push (positions[i]);
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}
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/* Return result directly... */
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return result;
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/* ...or use the callback function
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cback(result);
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return false;
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*/
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}
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});
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map.addControl (search);
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// Center when click on the reference index
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search.on('select', function(e) {
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map.getView().animate({
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center: e.search.pos,
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zoom: 6,
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easing: ol.easing.easeOut
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})
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});
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</script>
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</body>
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</html> |