63 lines
1.6 KiB
JavaScript
63 lines
1.6 KiB
JavaScript
goog.require('ol.Map');
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goog.require('ol.View');
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goog.require('ol.layer.Tile');
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goog.require('ol.source.MapQuest');
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goog.require('ol.source.TileWMS');
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var startDate = new Date(Date.parse('2012-01-01T19:00:00Z'));
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var frameRate = 0.5; // frames per second
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var animationId = null;
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var layers = [
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new ol.layer.Tile({
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source: new ol.source.MapQuest({layer: 'sat'})
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}),
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new ol.layer.Tile({
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extent: [-13884991, 2870341, -7455066, 6338219],
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source: new ol.source.TileWMS(/** @type {olx.source.TileWMSOptions} */ ({
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url: 'http://oos.soest.hawaii.edu/thredds/wms/hioos/model/wav/ww3/' +
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'WaveWatch_III_Global_Wave_Model_best.ncd?',
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params: {'LAYERS': 'Thgt', 'TIME': startDate.toISOString()}
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}))
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})
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];
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var map = new ol.Map({
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layers: layers,
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target: 'map',
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view: new ol.View({
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center: [-10997148, 4569099],
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zoom: 4
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})
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});
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var updateInfo = function() {
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var el = document.getElementById('info');
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el.innerHTML = startDate.toISOString();
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};
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var setTime = function() {
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startDate.setHours(startDate.getHours() + 1);
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layers[1].getSource().updateParams({'TIME': startDate.toISOString()});
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updateInfo();
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};
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var stop = function() {
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if (animationId !== null) {
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window.clearInterval(animationId);
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animationId = null;
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}
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};
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var play = function() {
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stop();
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animationId = window.setInterval(setTime, 1000 / frameRate);
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};
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var startButton = document.getElementById('play');
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startButton.addEventListener('click', play, false);
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var stopButton = document.getElementById('pause');
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stopButton.addEventListener('click', stop, false);
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updateInfo();
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