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- <!--********************************************************************
- * Copyright© 2000 - 2021 SuperMap Software Co.Ltd. All rights reserved.
- *********************************************************************-->
- <!DOCTYPE html>
- <html>
- <head>
- <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
- <title data-i18n="resources.title_RankSymbol"></title>
- <style type="text/css">
- .editPane {
- position: absolute;
- right: 60px;
- top: 50px;
- text-align: center;
- background: #FFF;
- z-index: 1000;
- }
- </style>
- </head>
- <body style=" margin: 0;overflow: hidden;background: #fff;width: 100%;height:100%;position: absolute;top: 0;">
- <div class='panel panel-primary editPane' id='editPane' style="z-index: 99999">
- <div class='panel-heading'>
- <h5 class='panel-title text-center' data-i18n="resources.title_RankSymbol"></h5>
- </div>
- <div class='panel-body' id='params'>
- <p></p>
- <div align='right' class='button-group'>
- <input type='button' id='btn1' class='btn btn-primary' data-i18n="[value]resources.btn_addThemeLayer" onclick="addThemeFeatures()"/>
- <input type='button' id='btn2' class='btn btn-primary' data-i18n="[value]resources.text_input_value_clear" onclick="clearThemeLayer()"/>
- </div>
- </div>
- </div>
- <div id="map" style="margin:0 auto;width: 100%;height: 100%"></div>
- <script type="text/javascript" exclude="iclient-classic" include="Circle" src="../../dist/classic/include-classic.js"></script>
- <script type="text/javascript" include="bootstrap,widgets.alert" src="../js/include-web.js"></script>
- <script src='../data/chinaConsumptionLevel.js'></script>
- <script type="text/javascript">
- var map, layer, themeLayer, infowin, infowinPosition,alertDiv;
- var host = window.isLocal ? window.server : "https://iserver.supermap.io",
- url = host + "/iserver/services/map-china400/rest/maps/China_4326";
- // 统计图模块要求浏览器支持 Canvas 渲染
- if (!document.createElement('canvas').getContext) {
- widgets.alert.showAlert(resources.msg_supportCanvas, false);
- }
- map = new SuperMap.Map("map", {
- controls: [
- new SuperMap.Control.LayerSwitcher(),
- new SuperMap.Control.ScaleLine(),
- new SuperMap.Control.Zoom(),
- new SuperMap.Control.Navigation({
- dragPanOptions: {
- enableKinetic: true
- }
- })]
- });
- layer = new SuperMap.Layer.TiledDynamicRESTLayer("China", url, {
- transparent: true,
- cacheEnabled: true
- }, {maxResolution: "auto"});
- layer.events.on({"layerInitialized": addLayer});
- // 创建一个圆形符号专题图层
- themeLayer = new SuperMap.Layer.RankSymbol("RankSymbolLayer", "Circle");
- // 指定用于专题图制作的属性字段 详看下面 addThemeLayer()中的feature.attrs.CON2009
- themeLayer.themeField = "CON2009";
- // 配置图表参数
- themeLayer.symbolSetting = {
- //必设参数
- codomain: [0, 40000], // 允许图形展示的值域范围,此范围外的数据将不制作图图形
- //圆最大半径 默认100
- maxR: 100,
- //圆最小半径 默认0
- minR: 0,
- // 圆形样式
- circleStyle: {fillOpacity: 0.8},
- // 符号专题图填充颜色
- fillColor: "#FFA500",
- // 专题图hover 样式
- circleHoverStyle: {fillOpacity: 1}
- };
- // 注册专题图 mousemove, mouseout事件(注意:专题图图层对象自带 on 函数,没有 events 对象)
- themeLayer.on("mousemove", showInfoWin);
- themeLayer.on("mouseout", closeInfoWin);
- // 注册地图 mousemove,用于获取当前鼠标在地图中的像素位置
- map.events.on({
- "mousemove": function (e) {
- infowinPosition = e.xy.clone();
- }
- });
- function addLayer() {
- map.addLayers([layer, themeLayer]);
- map.setCenter(new SuperMap.LonLat(104.067923, 34.679943), 2);
- }
- //构建 feature 数据, 专题图的数据必须是 SuperMap.Feature.Vector
- function addThemeFeatures() {
- clearThemeLayer();
- var features = [];
- for (var i = 0, len = chinaConsumptionLevel.length; i < len; i++) {
- // 省居民消费水平(单位:元)信息
- var provinceInfo = chinaConsumptionLevel[i];
- var geo = new SuperMap.Geometry.Point(provinceInfo[1], provinceInfo[2]);
- var attrs = {};
- attrs.NAME = provinceInfo[0];
- attrs.CON2009 = provinceInfo[3];
- var fea = new SuperMap.Feature.Vector(geo, attrs);
- features.push(fea);
- }
- themeLayer.addFeatures(features);
- }
- // 清除专题图层中的内容
- function clearThemeLayer() {
- themeLayer.clear();
- closeInfoWin();
- }
- // 显示地图弹窗
- function showInfoWin(e) {
- // e.target 是图形对象,即数据的可视化对象。
- // 图形对象的 refDataID 属性是数据(feature)的 id 属性,它指明图形对象是由那个数据制作而来;
- // 图形对象的 dataInfo 属性是图形对象表示的具体数据,他有两个属性,field、R 和 value;
- if (e.target && e.target.refDataID && e.target.dataInfo) {
- closeInfoWin();
- // 获取图形对应的数据 (feature)
- var fea = themeLayer.getFeatureById(e.target.refDataID);
- var info = e.target.dataInfo;
- // 弹窗内容
- var contentHTML = "<div style='color: #000; background-color: #fff'>";
- contentHTML += "省级行政区名称:<br><strong>" + fea.attributes.NAME + "</strong>";
- contentHTML += "<hr style='margin: 3px'>";
- switch (info.field) {
- case "CON2009":
- contentHTML += "09年居民消费水平 <br/><strong>" + info.value + "</strong>(元)";
- break;
- default:
- contentHTML += "No Data";
- }
- contentHTML += "</div>";
- // 弹出框大小
- var infowinSize = (SuperMap.Browser.name == "firefox") ? new SuperMap.Size(150, 105) : new SuperMap.Size(140, 90);
- // 弹出窗地理位置 向右偏移R
- infowinPosition.x += info.r;
- var lonLat = map.getLonLatFromPixel(infowinPosition);
- infowin = new SuperMap.Popup(
- "infowin",
- lonLat,
- infowinSize,
- contentHTML,
- false,
- false,
- null);
- infowin.setBackgroundColor("#fff");
- infowin.setOpacity(0.8);
- if (infowin) map.removePopup(infowin);
- map.addPopup(infowin);
- }
- }
- // 移除和销毁地图弹窗
- function closeInfoWin() {
- if (infowin) {
- try {
- map.removePopup(infowin);
- }
- catch (e) {
- widgets.alert.showAlert(e.message,false);
- }
- }
- }
- </script>
- </body>
- </html>
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