123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172 |
- <!--********************************************************************
- * Copyright© 2000 - 2021 SuperMap Software Co.Ltd. All rights reserved.
- *********************************************************************-->
- <!DOCTYPE html>
- <html>
- <head>
- <meta charset="UTF-8">
- <title data-i18n="resources.title_themeDotDensity"></title>
- <script type="text/javascript" src="../js/include-web.js"></script>
- <script type="text/javascript" src="../../dist/ol/include-ol.js"></script>
- </head>
- <body style=" margin: 0;overflow: hidden;background: #fff;width: 100%;height:100%; position: absolute;top: 0;">
- <div id="map" style="width: 100%;height:100%"></div>
- <script type="text/javascript">
- var map, themeLayer, options,
- url = (window.isLocal ? window.server : "https://iserver.supermap.io")+"/iserver/services/map-world/rest/maps/World";
- var mapService = new ol.supermap.MapService(url);
- mapService.getMapInfo(function (serviceResult) {
- var mapJSONObj = serviceResult.result;
- map = new ol.Map({
- target: 'map',
- controls: ol.control.defaults({attributionOptions: {collapsed: false}})
- .extend([new ol.supermap.control.Logo()]),
- view: new ol.View({
- center: [0, 0],
- zoom: 2,
- projection: "EPSG:4326",
- multiWorld: true
- })
- });
- options = ol.source.TileSuperMapRest.optionsFromMapJSON(url, mapJSONObj);
- var layer = new ol.layer.Tile({
- source: new ol.source.TileSuperMapRest(options)
- });
- map.addLayer(layer);
- createTheme();
- });
- function createTheme() {
- var themeDotDensity = new SuperMap.ThemeDotDensity({
- dotExpression: "Pop_1994",
- value: 5000000,
- style: new SuperMap.ServerStyle({
- markerSize: 3,
- markerSymbolID: 12
- })
- });
- var themeParameters = new SuperMap.ThemeParameters({
- themes: [themeDotDensity],
- datasetNames: ["Countries"],
- dataSourceNames: ["World"]
- });
- new ol.supermap.ThemeService(url).getThemeInfo(themeParameters, function (serviceResult) {
- var result = serviceResult.result;
- if (result && result.newResourceID) {
- themeLayer = new ol.layer.Tile({
- source: new ol.source.TileSuperMapRest({
- url: url,
- noWrap: true,
- cacheEnabled: false,
- transparent: true,
- layersID: result.newResourceID,
- transparent: true
- })
- });
- map.addLayer(themeLayer);
- }
- })
- }
- </script>
- </body>
- </html>
|