ArcGIS API for js Legend(图例)


1、说明

有关怎么把ArcGIS API for js部署到IIS上,请参考我上面的写的博客https://www.cnblogs.com/net064/p/10302660.html

2、运行效果

3、html代码

<!DOCTYPE html>
<html>
<head>
  <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
  
  <meta name="viewport" content="initial-scale=1, maximum-scale=1,user-scalable=no">
  <title>Map with legend</title>

      <link rel="stylesheet" type="text/css" href="http://localhost/arcgis_js_api/library/3.3/jsapi/js/dojo/dijit/themes/claro/claro.css"/>
<link rel="stylesheet" type="text/css" href="http://localhost/arcgis_js_api/library/3.3/jsapi/js/esri/css/esri.css" />

  <style> html, body { height: 97%; width: 98%; margin: 1%;
    } #rightPane { width: 20%;
    } #legendPane { border: solid #97DCF2 1px;
    }
  </style>

      <script type="text/Javascript" src="http://localhost/arcgis_js_api/library/3.3/jsapi/init.js"></script>
  <script>
      var map; require([ "esri/map", "esri/layers/FeatureLayer", "esri/dijit/Legend", "dojo/_base/array", "dojo/parser", "dijit/layout/BorderContainer", "dijit/layout/ContentPane", "dijit/layout/AccordionContainer", "dojo/domReady!" ], function ( Map, FeatureLayer, Legend, arrayUtils, parser ) { parser.parse(); map = new esri.Map("map", { basemap: "topo", center: [-96.53, 38.374], zoom: 13 }); var rivers = new FeatureLayer("https://sampleserver3.arcgisonline.com/ArcGIS/rest/services/Hydrography/Watershed173811/MapServer/1", { mode: FeatureLayer.MODE_ONDEMAND, outFields: ["*"] }); var waterbodies = new FeatureLayer("https://sampleserver3.arcgisonline.com/ArcGIS/rest/services/Hydrography/Watershed173811/MapServer/0", { mode: FeatureLayer.MODE_ONDEMAND, outFields: ["*"] }); //add the legend
 map.on("layers-add-result", function (evt) { var layerInfo = arrayUtils.map(evt.layers, function (layer, index) { return { layer: layer.layer, title: layer.layer.name }; }); if (layerInfo.length > 0) { var legendDijit = new Legend({ map: map, layerInfos: layerInfo }, "legendDiv"); legendDijit.startup(); } }); map.addLayers([waterbodies, rivers]); }); </script>
</head>

<body class="claro">
<div id="content" data-dojo-type="dijit/layout/BorderContainer" data-dojo-props="design:'headline', gutters:true" style="width: 100%; height: 100%; margin: 0;">

  <div id="rightPane" data-dojo-type="dijit/layout/ContentPane" data-dojo-props="region:'right'">

    <div data-dojo-type="dijit/layout/AccordionContainer">
      <div data-dojo-type="dijit/layout/ContentPane" id="legendPane" data-dojo-props="title:'Legend', selected:true">
        <div id="legendDiv"></div>
      </div>
      <div data-dojo-type="dijit/layout/ContentPane" data-dojo-props="title:'Pane 2'"> This pane could contain tools or additional content </div>
    </div>
  </div>
  <div id="map" data-dojo-type="dijit/layout/ContentPane" data-dojo-props="region:'center'" style="overflow:hidden;">
  </div>
</div>
</body>

</html>

其中的代码

map = new esri.Map("map", {
basemap: "topo",
center: [-96.53, 38.374],
zoom: 13
});

也可以改写成如下面的格式

MyMap = new esri.Map("map", {center: [-96.53, 38.374],zoom: 13});
MyTiledMapServiceLayer = new esri.layers.ArcGISTiledMapServiceLayer
("http://localhost/arcgis/rest/services/DZDT2012/MapServer");
MyMap.addLayer(MyTiledMapServiceLayer);

 


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