52 lines
1.2 KiB
JavaScript
52 lines
1.2 KiB
JavaScript
import Map from '../src/ol/Map.js';
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import View from '../src/ol/View.js';
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import {defaults as defaultControls} from '../src/ol/control.js';
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import TileLayer from '../src/ol/layer/Tile.js';
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import BingMaps from '../src/ol/source/BingMaps.js';
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import _ol_source_OSM_ from '../src/ol/source/OSM.js';
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var osm = new TileLayer({
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source: new _ol_source_OSM_()
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});
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var bing = new TileLayer({
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source: new BingMaps({
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key: 'As1HiMj1PvLPlqc_gtM7AqZfBL8ZL3VrjaS3zIb22Uvb9WKhuJObROC-qUpa81U5',
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imagerySet: 'Aerial'
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})
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});
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var map = new Map({
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layers: [osm, bing],
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target: 'map',
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controls: defaultControls({
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attributionOptions: {
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collapsible: false
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}
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}),
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view: new View({
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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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