123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141 |
- <!--********************************************************************
- * Copyright© 2000 - 2021 SuperMap Software Co.Ltd. All rights reserved.
- *********************************************************************-->
- <!DOCTYPE html>
- <html>
- <head>
- <meta charset="utf-8">
- <title data-i18n="resources.title_heatMapLayer"></title>
- <style type="text/css">
- body {
- margin: 0;
- overflow: hidden;
- background: #fff;
- width: 100%;
- height: 100%
- }
- #map {
- position: absolute;
- width: 100%;
- height: 100%;
- }
- #toolbar {
- position: absolute;
- top: 50px;
- right: 10px;
- width: 300px;
- text-align: center;
- z-index: 100;
- border-radius: 4px;
- }
- </style>
- </head>
- <body>
- <div id="toolbar" class="panel panel-primary">
- <div class='panel-heading'>
- <h5 class='panel-title text-center' data-i18n="resources.text_heatMapLayer"></h5></div>
- <div class='panel-body content'>
- <div class='panel'>
- <div class='input-group'>
- <span class='input-group-addon' data-i18n="resources.text_countsDraw"></span>
- <input type='text' class='form-control' id='heatNums' value='200'/>
- </div>
- </div>
- <div class='panel'>
- <div class='input-group'>
- <span class='input-group-addon' data-i18n="resources.text_radius"></span>
- <input class='form-control' style='width: 50px' value='50' id='heatradius'/>
- <select class='form-control' style='width:auto' id='radiusUnit'>
- <option value='px'>px</option>
- <option value='degree'>degree</option>
- </select>
- </div>
- </div>
- <input type="button" class="btn btn-default" data-i18n="[value]resources.btn_startDraw" onclick="createHeatPoints()"/>
- <input type="button" class="btn btn-default" data-i18n="[value]resources.text_input_value_clear"
- onclick="clearHeatPoints()"/>
- </div>
- </div>
- <div id="map"></div>
- <script type="text/javascript" include="bootstrap,widgets.alert" src="../js/include-web.js"></script>
- <script type="text/javascript" exclude="iclient-classic" src="../../dist/classic/include-classic.js"></script>
- <script>
- var host = window.isLocal ? window.server : "https://iserver.supermap.io";
- var map, layer, heatMapLayer,
- url = host + "/iserver/services/map-world/rest/maps/World";
- init();
- function init() {
- if (!document.createElement('canvas').getContext) {
- widgets.alert.showAlert(resources.msg_supportCanvas, false);
- return;
- }
- map = new SuperMap.Map("map", {
- controls: [
- new SuperMap.Control.ScaleLine(),
- new SuperMap.Control.Zoom(),
- new SuperMap.Control.Navigation({
- dragPanOptions: {
- enableKinetic: true
- }
- })]
- });
- map.addControl(new SuperMap.Control.MousePosition());
- layer = new SuperMap.Layer.TiledDynamicRESTLayer("World", url, {
- transparent: true,
- cacheEnabled: true
- }, {maxResolution: "auto"});
- heatMapLayer = new SuperMap.Layer.HeatMapLayer(
- "heatMap",
- {
- "radius": 45,
- "featureWeight": "value",
- "featureRadius": "geoRadius"
- }
- );
- layer.events.on({"layerInitialized": addLayer});
- }
- function addLayer() {
- map.addLayers([layer, heatMapLayer]);
- map.setCenter(new SuperMap.LonLat(0, 0), 0);
- }
- function createHeatPoints() {
- clearHeatPoints();
- var heatPoints = [];
- var num = parseInt(document.getElementById('heatNums').value);
- var radius = parseInt(document.getElementById('heatradius').value);
- //var useGeoRadius = "checked" == $('#useGeoRadius').attr('checked');
- var unit = document.getElementById("radiusUnit").value,
- useGeoRadius = false;
- if ("degree" == unit) {
- useGeoRadius = true;
- }
- heatMapLayer.radius = radius;
- for (var i = 0; i < num; i++) {
- heatPoints[i] = new SuperMap.Feature.Vector(
- new SuperMap.Geometry.Point(
- Math.random() * 360 - 180,
- Math.random() * 180 - 90
- ),
- {
- "value": Math.random() * 9,
- "geoRadius": useGeoRadius ? radius : null
- }
- );
- }
- heatMapLayer.addFeatures(heatPoints);
- }
- function clearHeatPoints() {
- heatMapLayer.removeAllFeatures();
- }
- </script>
- </body>
- </html>
|