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- <!--********************************************************************
- * Copyright© 2000 - 2021 SuperMap Software Co.Ltd. All rights reserved.
- *********************************************************************-->
- <!DOCTYPE html>
- <html>
- <head>
- <meta charset="UTF-8">
- <title data-i18n="resources.title_rangeThemeLayer"></title>
- <script type="text/javascript" include="jquery,bootstrap" src="../js/include-web.js"></script>
- <script type="text/javascript" include="d3,d3Layer" src="../../dist/leaflet/include-leaflet.js"></script>
- <style type="text/css">
- .legendItemHeader,
- .legendItemValue {
- width: 120px;
- height: 18px;
- font-size: 14px;
- }
- </style>
- </head>
- <body style=" margin: 0;overflow: hidden;background: #fff;width: 100%;height:100%;position: absolute;top: 0;">
- <div id="map" style="margin:0 auto;width: 100%;height: 100%"></div>
- <script type="text/javascript">
- var host = window.isLocal ? window.server : "https://iserver.supermap.io";
- var map, resultLayer,
- baseUrl = host + "/iserver/services/map-jingjin/rest/maps/京津地区地图",
- url = host + "/iserver/services/data-jingjin/rest/data";
- map = L.map('map', {
- preferCanvas: true,
- crs: L.CRS.EPSG4326,
- center: [39.79, 116.85],
- maxZoom: 18,
- zoom: 7
- });
- L.supermap.tiledMapLayer(baseUrl).addTo(map);
- query();
- var rangeStyles = [{
- start: 0,
- end: 0.02,
- color: 'rgb(253,226,202)'
- }, {
- start: 0.02,
- end: 0.04,
- color: 'rgb(250,206,156)'
- }, {
- start: 0.04,
- end: 0.06,
- color: 'rgb(240,156,66)'
- }, {
- start: 0.06,
- end: 0.1,
- color: 'rgb(208,119,11)'
- }, {
- start: 0.1,
- end: 0.2,
- color: 'rgb(148,83,5)'
- }];
- function query() {
- var sqlParam = new SuperMap.GetFeaturesBySQLParameters({
- queryParameter: {
- name: "Jingjin",
- attributeFilter: "SMID >= -1"
- },
- datasetNames: ["Jingjin:BaseMap_R"],
- fromIndex: 0,
- toIndex: 200
- });
- L.supermap.featureService(url).getFeaturesBySQL(sqlParam, function (serviceResult) {
- var d3Layer = L.supermap.d3Layer(function (sel, proj) {
- var upd = sel.selectAll('path').data(serviceResult.result.features.features);
- upd.enter()
- .append('path')
- .attr('d', proj.pathFromGeojson)
- .attr('fill', function (feature) {
- var pop = parseFloat(feature.properties.POP_DENSITY99);
- for (var i = 0; i < rangeStyles.length; i++) {
- var rangeStyle = rangeStyles[i];
- if (pop >= rangeStyle['start'] && pop <= rangeStyle['end']) {
- return rangeStyle['color'];
- }
- }
- })
- .attr('fill-opacity', '0.8')
- });
- d3Layer.addTo(map);
- initLegendView();
- });
- }
- //图例控件
- function initLegendView() {
- var legendView = L.control({position: 'bottomright'});
- legendView.onAdd = function () {
- this._div = L.DomUtil.create('div', 'panel panel-primary legend ');
- var title = "<div class='panel-heading'><h5 class='panel-title text-center'>" + resources.text_legend + "</h5></div>";
- $(title + "<div class='panel-body text-center' ><table>" +
- "<tr><td class='legendItemHeader'>" + resources.text_populationDensity + "</td><td class='legendItemValue'>" + resources.text_color + "</td></tr>" +
- "<tr> <td class='legendItemHeader'>0 - 0.02</td> <td class='legendItemValue' style='background: #FDE2CA'></td></tr>" +
- "<tr> <td class='legendItemHeader'>0.02 - 0.04</td> <td class='legendItemValue' style='background: #FACE9C'></td> </tr>" +
- "<tr> <td class='legendItemHeader'>0.04 - 0.06</td> <td class='legendItemValue' style='background: #F09C42'></td> </tr>" +
- "<tr> <td class='legendItemHeader'>0.06 - 0.1</td> <td class='legendItemValue' style='background: #D0770B'></td> </tr>" +
- "<tr> <td class='legendItemHeader'>0.1 - 0.2</td> <td class='legendItemValue' style='background: #945305'></td> </tr>" +
- "</table></div>"
- ).appendTo(this._div);
- handleMapEvent(this._div, this._map);
- return this._div;
- };
- legendView.addTo(map);
- }
- function handleMapEvent(div, map) {
- if (!div || !map) {
- return;
- }
- div.addEventListener('mouseover', function () {
- map.dragging.disable();
- map.scrollWheelZoom.disable();
- map.doubleClickZoom.disable();
- });
- div.addEventListener('mouseout', function () {
- map.dragging.enable();
- map.scrollWheelZoom.enable();
- map.doubleClickZoom.enable();
- });
- }
- </script>
- </body>
- </html>
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