46 lines
971 B
JavaScript
46 lines
971 B
JavaScript
goog.require('ol.Map');
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goog.require('ol.View2D');
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goog.require('ol.layer.Tile');
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goog.require('ol.source.BingMaps');
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goog.require('ol.source.OSM');
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var osm = new ol.layer.Tile({
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source: new ol.source.OSM()
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});
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var bing = new ol.layer.Tile({
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source: new ol.source.BingMaps({
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key: 'Ak-dzM4wZjSqTlzveKz5u0d4IQ4bRzVI309GxmkgSVr1ewS6iPSrOvOKhA-CJlm3',
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imagerySet: 'Aerial'
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})
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});
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var map = new ol.Map({
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layers: [osm, bing],
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target: 'map',
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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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});
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var swipe = document.getElementById('swipe');
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bing.on('precompose', function(event) {
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var ctx = event.context;
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var width = ctx.canvas.width * (swipe.value / 100);
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ctx.save();
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ctx.beginPath();
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ctx.rect(width, 0, ctx.canvas.width - width, ctx.canvas.height);
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ctx.clip();
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});
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bing.on('postcompose', function(event) {
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var ctx = event.context;
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ctx.restore();
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});
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swipe.addEventListener('input', function() {
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map.render();
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}, false);
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