mirror of
https://github.com/Viglino/ol-ext.git
synced 2026-01-25 17:36:21 +00:00
163 lines
4.9 KiB
HTML
163 lines
4.9 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: Select 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 select features by attributes ." />
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<meta name="keywords" content="ol3, control, select, vector, feature, attribute" />
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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://openlayers.org/en/latest/css/ol.css" />
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<script type="text/javascript" src="https://openlayers.org/en/latest/build/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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<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: Select control</h1>
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</a>
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<div class="info">
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<i>ol.control.Select</i> is a control to select features by attributes in a source.
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<ul>
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<li>
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You have to define a <i>ol.source.Vector</i> to search in or an array.
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</li>
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<li>
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A <i>select</i> event is fired when features are selected.
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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" style="max-width:20em;">
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<h2>Options:</h2>
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<i>Click on the map to select a feature / use the control to look for features by attributes.</i>
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<ul style="list-style:initial; padding: 0 1em;"></ul>
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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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name: "Natural Earth",
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minResolution: 306,
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source: new ol.source.XYZ(
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{ url: 'https://{a-d}.tiles.mapbox.com/v3/mapbox.natural-earth-hypso-bathy/{z}/{x}/{y}.png',
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attributions: [ '© <a href="https://www.mapbox.com/map-feedback/">Mapbox</a> ' ]
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})
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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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interactions: ol.interaction.defaults({ altShiftDragRotate:false, pinchRotate:false }),
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layers: layers
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});
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// GeoJSON layer
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var vectorSource = new ol.source.Vector({
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url: '../data/fond_guerre.geojson',
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projection: 'EPSG:3857',
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format: new ol.format.GeoJSON(),
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attributions: [ "© <a href='https://www.data.gouv.fr/fr/datasets/fonds-de-la-guerre-14-18-extrait-de-la-base-memoire/'>data.gouv.fr</a>" ],
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logo:"https://www.data.gouv.fr/s/avatars/37/e56718abd4465985ddde68b33be1ef.jpg"
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});
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map.addLayer(new ol.layer.Vector({
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name: 'Fonds de guerre 14-18',
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source: vectorSource,
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style: function(f) {
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return new ol.style.Style({
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image: new ol.style.RegularShape({
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radius: 5,
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radius2: 0,
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points: 4,
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stroke: new ol.style.Stroke({ color: "#000", width:1 })
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}),
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text: new ol.style.Text ({
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text: f.get('random').toString(),
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font: 'bold 11px sans-serif',
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textAlign: 'left',
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textBaseline: 'bottom',
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offsetX: 3
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})
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})
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}
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}));
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var listenerKey = vectorSource.on('change', function(e) {
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if (vectorSource.getState() == 'ready') {
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ol.Observable.unByKey(listenerKey);
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var features = vectorSource.getFeatures();
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// Set numeric values to test
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for (var i=0, f; f=features[i]; i++) {
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f.set('id', i);
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f.set('random', Math.round(Math.random()*100));
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}
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}
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});
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// Select interaction
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var selecti = new ol.interaction.Select({
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hitTolerance: 5,
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condition: ol.events.condition.singleClick
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});
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map.addInteraction(selecti);
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// Select feature when click on the reference index
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selecti.on('select', function(e) {
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var f = e.selected[0];
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if (f) {
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var prop = f.getProperties();
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var ul = $('.options ul').html('');
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for (var p in prop) if (p!=='geometry') {
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$('<li>').text(p+': '+prop[p]).appendTo(ul);
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}
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}
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});
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// Select control
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var selectc = new ol.control.Select({
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// target: $(".options").get(0),
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source: vectorSource,
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property: $(".options select").val()
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});
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map.addControl (selectc);
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selectc.on('select', function(e) {
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console.log(e);
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selecti.getFeatures().clear();
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for (var i=0, f; f=e.features[i]; i++) {
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selecti.getFeatures().push(f);
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}
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});
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</script>
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</body>
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</html> |