mirror of
https://github.com/Viglino/ol-ext.git
synced 2026-01-25 17:36:21 +00:00
148 lines
4.6 KiB
HTML
148 lines
4.6 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: control compass</title>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<meta name="description" content="Add a compass to an ol map or layer." />
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<meta name="keywords" content="ol3, control, canvas, compass" />
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<link rel="stylesheet" href="../style.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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<style>
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/* Define the size and position in the css */
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.ol-compassctrl.top {
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top: calc(50% - 50px);
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left: 0;
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width: 100px;
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height: 100px;
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}
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.ol-compassctrl.bottom {
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top: auto;
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left: auto;
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bottom: 10px;
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right: 0;
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width: 150px;
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height: 150px;
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-webkit-transform: none;
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transform: none;
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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: control compass</h1>
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</a>
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<div class="info">
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The <i>ol.control.Compass</i> draw a compass on a map.
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<br/>
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Use the <i>ol-compassctrl</i> CSS class to place the compass on the map.
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<br/>
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You can change the compass image, so this can be used to draw a compass, an icon or a watermark on the map.
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<br/>
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The image can rotate with the map. Lines can be added.
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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="options">
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<h2>Options:</h2>
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<ul>
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<li>
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Color:
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<select id="color" onchange="setCompass();">
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<option value="#963">brown</option>
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<option value="red">red</option>
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<option value="green">green</option>
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<option value="blue">blue</option>
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<option value="gray">gray</option>
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</select>
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</li>
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<li>
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Image:
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<select id="image" onchange="setCompass();">
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<option value="../data/piratecontrol.png">Pirate</option>
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<option value="default">default</option>
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<option value="compact">compact</option>
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</select>
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</li>
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<li>
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<input id="line" type="checkbox" onchange="setCompass();" checked="checked" /><label for="line"> showlines</label>
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</li>
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<li>
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<input id="rotate" type="checkbox" onchange="setCompass();" checked="checked" /><label for="rotate"> rotate with view</label>
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</li>
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<li>
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<input id="top" type="checkbox" onchange="setCompass();" checked="checked" /><label for="top"> display 2 controls</label>
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</li>
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</ul>
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</div>
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<script type="text/javascript">
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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: 14,
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center: [270148, 6247782]
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}),
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layers: [new ol.layer.Tile({
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name: "OSM",
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source: new ol.source.OSM(),
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visible: true
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})]
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});
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// Compass control
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var compass, compassBottom;
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function setCompass() {
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if (compass) map.removeControl(compass);
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if (compassBottom) map.removeControl(compassBottom);
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if ($("#top").prop("checked")) {
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compass = new ol.control.Compass ({
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className: "top",
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src: $("#image").val(),
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// rotateWithView: $("#rotate").prop("checked"),
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style: new ol.style.Stroke ({ color: $("#color").val(), width: ($("#line").prop("checked") ? 1 : 0) })
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});
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map.addControl(compass);
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}
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else compass = false;
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compassBottom = new ol.control.Compass ({
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className: "bottom",
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src: $("#image").val(),
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rotateWithView: $("#rotate").prop("checked"),
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style: new ol.style.Stroke ({ color: $("#color").val(), width: ($("#line").prop("checked") ? 1 : 0) })
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});
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map.addControl(compassBottom);
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}
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setCompass();
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</script>
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</body>
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</html> |