mirror of
https://github.com/Viglino/ol-ext.git
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239 lines
7.3 KiB
HTML
239 lines
7.3 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<!----------------------------------------------------------
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Copyright (c) 2015 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: Layerswitcher</title>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<meta name="description" content="An OL3 layerswitcher." />
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<meta name="keywords" content="ol3, layer, layerswitcher, control,jQuery" />
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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/master/css/ol.css" />
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<script type="text/javascript" src="https://openlayers.org/en/master/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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<style>
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.hideOpacity .layerswitcher-opacity
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{ display:none;
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}
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.hideOpacity .ol-layerswitcher .layerup
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{ height: 1.5em;
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}
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.showPercent .layerSwitcher .ol-layerswitcher .layerswitcher-opacity-label {
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display: block;
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}
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.ol-header > div
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{ width:100%;
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}
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.toggleVisibility
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{ padding-left: 1.6em;
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cursor: pointer;
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border-bottom: 2px solid #369;
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margin-bottom: 0.5em;
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}
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.toggleVisibility:before
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{ background-color: #fff;
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border: 2px solid #369;
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box-sizing: border-box;
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content: "";
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display: block;
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height: 1.2em;
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left: 0.1em;
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margin: 0;
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position: absolute;
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width: 1.2em;
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}
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.toggleVisibility.show:before
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{ background: #369;
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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/ol3-ext"><img style="position: absolute; top: 0; right: 0; border: 0;" src="https://camo.githubusercontent.com/38ef81f8aca64bb9a64448d0d70f1308ef5341ab/68747470733a2f2f73332e616d617a6f6e6177732e636f6d2f6769746875622f726962626f6e732f666f726b6d655f72696768745f6461726b626c75655f3132313632312e706e67" alt="Fork me on GitHub" data-canonical-src="https://s3.amazonaws.com/github/ribbons/forkme_right_darkblue_121621.png"></a>
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<a href="../../index.html">
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<h1>ol-ext: LayerSwitcher control</h1>
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</a>
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<div class="info">
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Add a layer switcher inside or outside the map.
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<ul>
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<li>
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The <i>title</i> or <i>name</i> layer's property is used to named the ol.layer in the switcher.
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</li>
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<li>
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It shows use of the <i>displayInLayerSwitcher</i> layer's property to cause it to not display in the LayerSwitcher
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</li>
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<li>
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The <i>baseLayer</i> layer's property manage exclusive visibility on layers (only one base layer is shown at a time).
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</li>
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<li>
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The <i>allwaysOnTop</i> layer's property make a layer to stay on top of others.
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</li>
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<li>
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Layers in an ol.layer.Group are grouped together and can be managed all together (visibility/opacity/ordering).
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</li>
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<li>
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The <i>openInLayerSwitcher</i> property of an ol.layer.Group is used to code the visibility of the sublayers.
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</li>
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<li>
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The <i>show_progress</i> option display a progress bar on tiled layers (only once per map).
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</li>
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</ul>
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</div>
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<!-- Map div -->
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<div id="map" style="width:600px; height:400px;"></div>
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<div class="external layerSwitcher"><b>External layer switcher</b></div>
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<div class="options">
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<h2>Options:</h2>
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<input id="dils" type="checkbox" checked="checked" onchange="displayInLayerSwitcher(this.checked);"/>
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<label for="dils">display "Pirate Map" in LayerSwitcher (zoom out to make it visible).</label>
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<br/>
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<input id="opb" type="checkbox" onchange="$('body').toggleClass('hideOpacity');" />
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<label for="opb">hide opacity bar</label>
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<br/>
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<input id="percent" type="checkbox" onchange="$('body').toggleClass('showPercent');" />
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<label for="percent">show percent information</label>
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</div>
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<script type="text/javascript">
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// A group layer for base layers
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var baseLayers = new ol.layer.Group(
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{ title: 'Base Layers',
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openInLayerSwitcher: true,
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layers:
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[ new ol.layer.Tile(
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{ title: "Watercolor",
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baseLayer: true,
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source: new ol.source.Stamen({
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layer: 'watercolor'
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})
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}),
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new ol.layer.Tile(
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{ title: "Toner",
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baseLayer: true,
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visible: false,
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source: new ol.source.Stamen({
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layer: 'toner'
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})
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}),
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new ol.layer.Tile(
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{ title: "OSM",
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baseLayer: true,
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source: new ol.source.OSM(),
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visible: false
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})
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]
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});
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// A layer with minResolution (hidden on hight zoom level)
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var mapbox = new ol.layer.Tile(
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{ title: "Pirate Map",
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displayInLayerSwitcher: false,
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minResolution: 1223,
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source: new ol.source.XYZ(
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{ attributions: [
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new ol.Attribution({ html: '© <a href="https://www.mapbox.com/map-feedback/">Mapbox</a> ' }),
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ol.source.OSM.ATTRIBUTION
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],
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url: 'https://{a-d}.tiles.mapbox.com/v3/aj.Sketchy2/{z}/{x}/{y}.png'
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})
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});
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// An overlay that stay on top
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var labels = new ol.layer.Tile(
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{ title: "Labels (on top)",
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allwaysOnTop: true, // Stay on top of layer switcher
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noSwitcherDelete: true, // Prevent deleting from layer switcher
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source: new ol.source.Stamen({ layer: 'terrain-labels' })
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});
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// WMS with bbox
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var brgm = new ol.layer.Tile (
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{ "title": "GEOLOGIE",
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"extent": [
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-653182.6969582437,
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5037463.842847037,
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1233297.5065495989,
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6646432.677299531
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],
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"minResolution": 3.527777777777778,
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"maxResolution": 3527.777777777778,
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"source": new ol.source.TileWMS({
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"url": "https://geoservices.brgm.fr/geologie",
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"projection": "EPSG:3857",
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"params": {
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"LAYERS": "GEOLOGIE",
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"FORMAT": "image/png",
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"VERSION": "1.3.0"
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},
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"attributions": [
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new ol.Attribution({"html":"<a href='http://www.brgm.fr/'>© Brgm</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: 11,
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center: [260497, 6249720]
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}),
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controls: ol.control.defaults().extend
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([ // Add a new Layerswitcher to the map
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new ol.control.LayerSwitcher()
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]),
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layers: [ baseLayers, mapbox, brgm, labels ]
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});
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// Add a layer switcher outside the map
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var switcher = new ol.control.LayerSwitcher(
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{ target:$(".layerSwitcher").get(0),
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show_progress:true,
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extent: true,
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trash: true,
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oninfo: function (l) { alert(l.get("title")); }
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});
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// Add a button to show/hide the layers
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var button = $('<div class="toggleVisibility" title="show/hide">')
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.text("Show/hide all")
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.click(function()
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{ var a = map.getLayers().getArray();
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var b = !a[0].getVisible();
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if (b) button.removeClass("show");
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else button.addClass("show");
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for (var i=0; i<a.length; i++)
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{ a[i].setVisible(b);
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}
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});
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switcher.setHeader($('<div>').append(button))
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map.addControl(switcher);
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// Insert mapbox layer in layer switcher
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function displayInLayerSwitcher(b)
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{ mapbox.set('displayInLayerSwitcher', b);
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}
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// Get options values
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if ($("#opb").prop("checked")) $('body').addClass('hideOpacity');
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if ($("#percent").prop("checked")) $('body').addClass('showPercent');
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if ($("#dils").prop("checked")) displayInLayerSwitcher(true);
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</script>
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</body>
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</html> |