mirror of
https://github.com/Viglino/ol-ext.git
synced 2026-01-25 17:36:21 +00:00
290 lines
8.3 KiB
HTML
290 lines
8.3 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<!--
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Copyright (c) 2016-2018 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: Compare maps</title>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<meta name="viewport" content="user-scalable=no, initial-scale=1, maximum-scale=1, minimum-scale=1" />
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<meta name="description" content="Synchronize OL3 maps." />
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<meta name="keywords" content="ol3, interaction, synchronize, map" />
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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/v6.15.1/css/ol.css" />
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<script type="text/javascript" src="https://openlayers.org/en/v6.15.1/build/ol.js"></script>
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<script src="https://cdn.polyfill.io/v2/polyfill.min.js?features=requestAnimationFrame,Element.prototype.classList,URL,Object.assign"></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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<!-- Font-GIS -->
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<link href="https://viglino.github.io/font-gis/css/font-gis.css" rel="stylesheet" />
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<link rel="stylesheet" href="../style.css" />
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<style>
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.tools {
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text-align: center;
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display: inline-block;
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width: 2.5em;
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height: 500px;
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background: #eee;
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}
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.tools i {
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font-size: 2em;
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cursor: pointer;
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display: inline-block;
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}
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#compare {
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position: relative;
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float: left;
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height: 500px;;
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width: calc(100% - 2.5em);
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}
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.fullscreen .tools {
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position: absolute;
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right: 0;
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top: 0;
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bottom: 0;
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padding: 6em 0;
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touch-action: none;
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}
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.fullscreen #compare {
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position: absolute;
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top: 0;
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bottom: 0;
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left: 0;
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height: auto;
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}
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/* Place map2 over map1 */
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#map,
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#map2 {
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position: absolute;
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top: 0;
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left: 0;
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bottom: 0;
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width: 100%;
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height: 100%;
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}
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/* Map 1 */
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#compare.view1 #map2 {
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display: none;
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}
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#compare.view2 #map {
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display: none;
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}
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/* Remove controls on map 1 */
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#compare.swipev #map .ol-control,
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#compare.swipeh #map .ol-control,
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#compare.clip #map .ol-control {
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display: none;
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}
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/* Remove cross on swipe */
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#compare.swipev .ol-target-overlay,
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#compare.swipeh .ol-target-overlay {
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display: none;
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}
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/* Compare 50% */
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.compare #map {
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width: 50%;
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}
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.compare #map2 {
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left: 50%;
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width: 50%;
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}
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/* popup style */
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.ol-popup {
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max-width:300px;
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min-width:100px;
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min-height:1em;
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z-index: 1;
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}
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/* Image on popup */
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.ol-popup img {
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float: left;
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margin: 0 0.5em 0 0;
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max-width: 100px;
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max-height: 100px;
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}
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</style>
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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: Compare maps</h1>
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</a>
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<p class="info">
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This example use a <i>ol/control/Swipe</i> and a <i>ol/interaction/Clip</i> combine with
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a <i>ol/interaction/Synchronize</i> to compare 2 maps.
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<br/>
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<button onclick="$('body').addClass('fullscreen'); setMode();">Fullscreen</button>
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</p>
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<!-- DIV for the map -->
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<div id="compare" class="compare">
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<div id="map""></div>
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<div id="map2""></div>
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</div>
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<div class="tools">
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<i class="fg-screen-dub" onclick="setMode('compare')" title="Compare"></i>
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<i class="fg-screen-dub1" onclick="setMode('view1')" title="Map 1"></i>
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<i class="fg-screen-dub2" onclick="setMode('view2')" title="Map 2"></i>
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<i class="fg-screen-split-h" onclick="setMode('swipev')" title="Swipe V"></i>
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<i class="fg-screen-split-v" onclick="setMode('swipeh')" title="Swipe V"></i>
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<i class="fg-screen-mag-alt" onclick="setMode('clip')" title="Clip"></i>
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</div>
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<script type="text/javascript">
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// Layers
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var mapbox = new ol.layer.Tile({
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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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var stamen = new ol.layer.Tile({
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source: new ol.source.Stamen({ layer: 'watercolor' })
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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: 10,
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center: [262600, 6250704]
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}),
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layers: [ new ol.layer.Tile({
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source: new ol.source.Stamen({ layer: 'watercolor' })
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})]
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});
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var map2 = new ol.Map ({
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target: 'map2',
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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: [ new ol.layer.Tile({
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source: new ol.source.Stamen({ layer: 'toner' })
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})]
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});
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function getLayer() {
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return new ol.layer.Vector({
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name: '1914-18',
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className: 'vector',
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source: 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://data.culture.gouv.fr/explore/dataset/fonds-de-la-guerre-14-18-extrait-de-la-base-memoire">data.culture.gouv.fr</a>' ]
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})
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});
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}
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map.addLayer(getLayer());
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map2.addLayer(getLayer());
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// Select interaction
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var select1 = new ol.interaction.Select({ condition: ol.events.condition.click });
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map.addInteraction(select1);
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var select2 = new ol.interaction.Select({ condition: ol.events.condition.click });
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map2.addInteraction(select2);
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var popup1 = new ol.Overlay.Popup({ anim: true, closeBox: true });
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map.addOverlay(popup1);
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var popup2 = new ol.Overlay.Popup({ anim: true, closeBox: true });
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map2.addOverlay(popup2);
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function showPopup(e, popup) {
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var feature = e.element;
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var content = "";
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if (!feature.get('text')) return;
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content += "<img src='"+feature.get("img")+"'/>";
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content += feature.get("text");
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if (/swipe/.test(currentMode)) {
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popup2.show(feature.getGeometry().getFirstCoordinate(), content);
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} else {
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popup.show(feature.getGeometry().getFirstCoordinate(), content);
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}
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}
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function hidePopup() {
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popup1.hide();
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popup2.hide();
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}
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select1.getFeatures().on('add', function(e) { showPopup(e, popup1) });
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select2.getFeatures().on('add', function(e) { showPopup(e, popup2) });
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select1.getFeatures().on('remove', hidePopup);
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select2.getFeatures().on('remove', hidePopup);
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// Synchronize the maps
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map.addInteraction( new ol.interaction.Synchronize({ maps: [map2] }) );
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map2.addInteraction( new ol.interaction.Synchronize({ maps: [map] }) );
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// Tools
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/* Use layer clipping * /
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var clip = new ol.interaction.Clip({ radius: 150, layers: map2.getLayers().getArray() });
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var swipe = new ol.control.Swipe({ rightLayers: map2.getLayers().getArray(), });
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/*/
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var clip = new ol.interaction.ClipMap({ radius: 150 });
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var swipe = new ol.control.SwipeMap({ right: true });
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/**/
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// Change mode
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var currentMode;
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function setMode(mode) {
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if (mode) {
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currentMode = mode;
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// Remove tools
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map2.removeControl(swipe);
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map2.removeInteraction(clip);
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// Set interactions
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switch (mode) {
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case 'swipev':
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case 'swipeh': {
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map2.addControl(swipe);
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swipe.set('orientation', (mode==='swipev' ? 'vertical' : 'horizontal'));
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break;
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}
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case 'clip': {
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map2.addInteraction(clip);
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break;
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}
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}
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// Update position
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document.getElementById("compare").className = mode;
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select1.getFeatures().clear();
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select2.getFeatures().clear();
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}
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map.updateSize();
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map2.updateSize();
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}
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// Check click and dispatch to map
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map2.on('click', function(e) {
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if (/swipe/.test(currentMode)) {
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if (!ol.extent.containsCoordinate(swipe.getRectangle(), e.pixel)) {
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// Simulate map1 selection
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e.map = map;
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e.stopPropagation();
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select2.getFeatures().clear();
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select1.handleEvent(e);
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} else {
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select1.getFeatures().clear();
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}
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}
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});
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</script>
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</body>
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</html> |