61 lines
1.6 KiB
JavaScript
61 lines
1.6 KiB
JavaScript
goog.require('ol.Geolocation');
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goog.require('ol.Map');
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goog.require('ol.Overlay');
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goog.require('ol.OverlayPositioning');
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goog.require('ol.RendererHints');
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goog.require('ol.View2D');
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goog.require('ol.dom.Input');
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goog.require('ol.layer.Tile');
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goog.require('ol.source.OSM');
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var view = new ol.View2D({
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center: [0, 0],
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zoom: 2
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});
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var map = new ol.Map({
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layers: [
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new ol.layer.Tile({
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source: new ol.source.OSM()
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})
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],
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renderers: ol.RendererHints.createFromQueryData(),
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target: 'map',
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view: view
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});
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var geolocation = new ol.Geolocation();
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geolocation.bindTo('projection', view);
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var track = new ol.dom.Input(document.getElementById('track'));
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track.bindTo('checked', geolocation, 'tracking');
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geolocation.on('propertychange', function() {
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$('#accuracy').text(geolocation.getAccuracy() + ' [m]');
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$('#altitude').text(geolocation.getAltitude() + ' [m]');
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$('#altitudeAccuracy').text(geolocation.getAltitudeAccuracy() + ' [m]');
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$('#heading').text(geolocation.getHeading() + ' [rad]');
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$('#speed').text(geolocation.getSpeed() + ' [m/s]');
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});
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var marker = new ol.Overlay({
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element: /** @type {Element} */ ($('<i/>').addClass('icon-flag').get(0)),
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positioning: ol.OverlayPositioning.BOTTOM_LEFT,
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stopEvent: false
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});
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map.addOverlay(marker);
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// bind the marker position to the device location.
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marker.bindTo('position', geolocation);
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geolocation.on('change:accuracy', function() {
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$(marker.getElement()).tooltip({
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title: this.getAccuracy() + 'm from this point'
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});
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});
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geolocation.on('error', function(error) {
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var info = document.getElementById('info');
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info.innerHTML = error.message;
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info.style.display = '';
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});
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