73 lines
1.8 KiB
JavaScript
73 lines
1.8 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 {GPX, GeoJSON, IGC, KML, TopoJSON} from '../src/ol/format.js';
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import {defaults as defaultInteractions, DragAndDrop} from '../src/ol/interaction.js';
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import {Tile as TileLayer, Vector as VectorLayer} from '../src/ol/layer.js';
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import {BingMaps, Vector as VectorSource} from '../src/ol/source.js';
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const dragAndDropInteraction = new DragAndDrop({
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formatConstructors: [
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GPX,
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GeoJSON,
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IGC,
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KML,
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TopoJSON
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]
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});
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const map = new Map({
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interactions: defaultInteractions().extend([dragAndDropInteraction]),
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layers: [
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new TileLayer({
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source: new BingMaps({
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imagerySet: 'Aerial',
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key: 'As1HiMj1PvLPlqc_gtM7AqZfBL8ZL3VrjaS3zIb22Uvb9WKhuJObROC-qUpa81U5'
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})
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})
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],
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target: 'map',
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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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dragAndDropInteraction.on('addfeatures', function(event) {
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const vectorSource = new VectorSource({
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features: event.features
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});
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map.addLayer(new VectorLayer({
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source: vectorSource
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}));
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map.getView().fit(vectorSource.getExtent());
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});
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const displayFeatureInfo = function(pixel) {
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const features = [];
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map.forEachFeatureAtPixel(pixel, function(feature) {
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features.push(feature);
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});
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if (features.length > 0) {
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const info = [];
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let i, ii;
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for (i = 0, ii = features.length; i < ii; ++i) {
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info.push(features[i].get('name'));
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}
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document.getElementById('info').innerHTML = info.join(', ') || ' ';
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} else {
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document.getElementById('info').innerHTML = ' ';
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}
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};
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map.on('pointermove', function(evt) {
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if (evt.dragging) {
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return;
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}
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const pixel = map.getEventPixel(evt.originalEvent);
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displayFeatureInfo(pixel);
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});
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map.on('click', function(evt) {
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displayFeatureInfo(evt.pixel);
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});
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