96 lines
2.9 KiB
HTML
96 lines
2.9 KiB
HTML
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no">
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<meta name="description" content="Attach a custom data source to the geocoder widget.">
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<meta name="cesium-sandcastle-labels" content="Tutorials,Showcases">
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<title>Cesium Demo</title>
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<script type="text/javascript" src="../Sandcastle-header.js"></script>
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<script type="text/javascript" src="../../../ThirdParty/requirejs-2.1.20/require.js"></script>
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<script type="text/javascript">
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require.config({
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baseUrl : '../../../Source',
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waitSeconds : 60
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});
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</script>
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</head>
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<body class="sandcastle-loading" data-sandcastle-bucket="bucket-requirejs.html">
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<style>
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@import url(../templates/bucket.css);
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#toolbar {
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background: rgba(42, 42, 42, 0.8);
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padding: 4px;
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border-radius: 4px;
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}
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#toolbar input {
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vertical-align: middle;
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padding-top: 2px;
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padding-bottom: 2px;
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}
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</style>
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<div id="cesiumContainer" class="fullSize"></div>
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<div id="loadingOverlay"><h1>Loading...</h1></div>
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<script id="cesium_sandcastle_script">
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function startup(Cesium) {
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'use strict';
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//Sandcastle_Begin
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/**
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* This class is an example of a custom geocoder. It provides geocoding through the OpenStreetMap Nominatim service.
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* @alias OpenStreetMapNominatimGeocoder
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* @constructor
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*/
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function OpenStreetMapNominatimGeocoder() {
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}
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/**
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* The function called to geocode using this geocoder service.
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*
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* @param {String} input The query to be sent to the geocoder service
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* @returns {Promise<GeocoderService~Result[]>}
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*/
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OpenStreetMapNominatimGeocoder.prototype.geocode = function (input) {
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var endpoint = 'https://nominatim.openstreetmap.org/search';
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var resource = new Cesium.Resource({
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url: endpoint,
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queryParameters: {
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format: 'json',
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q: input
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}
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});
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return resource.fetchJson()
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.then(function (results) {
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var bboxDegrees;
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return results.map(function (resultObject) {
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bboxDegrees = resultObject.boundingbox;
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return {
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displayName: resultObject.display_name,
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destination: Cesium.Rectangle.fromDegrees(
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bboxDegrees[2],
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bboxDegrees[0],
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bboxDegrees[3],
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bboxDegrees[1]
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)
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};
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});
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});
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};
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var viewer = new Cesium.Viewer('cesiumContainer', {
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geocoder: new OpenStreetMapNominatimGeocoder()
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});
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//Sandcastle_End
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Sandcastle.finishedLoading();
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}
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if (typeof Cesium !== 'undefined') {
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startup(Cesium);
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} else if (typeof require === 'function') {
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require(['Cesium'], startup);
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}
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</script>
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</body>
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</html>
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