I am new to arcGIS javascript API.I tried to display a simple dynamic map service with legend but its not displaying legend. I am not able to find error in my code. Please help me in resolving the problem.
<!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></title>
<link rel="stylesheet" href="http://{Myserver}/arcgis_js_api/library/3.7/3.7/js/esri/css/esri.css">
<style>
@import "http://{Myserver}/arcgis_js_api/library/3.7/3.7/js/dojo/dijit/themes/claro/claro.css";
@import "http://{Myserver}/arcgis_js_api/library/3.7/3.7/js/dojo/dojo/resources/dojo.css";
@import "http://{Myserver}/arcgis_js_api/library/3.7/3.7/js/dojo/dojox/grid/resources/claroGrid.css";
.zoominIcon { background-image:url(http://{Myserver}/arcgis_js_api/library/3.7/3.7/js/dojo/dijit/themes/claro/images/nav_zoomin.png); width:32px; height:32px; }
.zoomoutIcon { background-image:url(http://{Myserver}/arcgis_js_api/library/3.7/3.7/js/dojo/dijit/themes/claro/images/nav_zoomout.png); width:32px; height:32px; }
.zoomfullextIcon { background-image:url(http://{Myserver}/arcgis_js_api/library/3.7/3.7/js/dojo/dijit/themes/claro/images/nav_fullextent.png); width:32px; height:32px; }
.zoomprevIcon { background-image:url(http://{Myserver}/arcgis_js_api/library/3.7/3.7/js/dojo/dijit/themes/claro/images/nav_previous.png); width:32px; height:32px; }
.zoomnextIcon { background-image:url(http://{Myserver}/arcgis_js_api/library/3.7/3.7/js/dojo/dijit/themes/claro/images/nav_next.png); width:32px; height:32px; }
.panIcon { background-image:url(http://{Myserver}/arcgis_js_api/library/3.7/3.7/js/dojo/dijit/themes/claro/images/nav_pan.png); width:32px; height:32px; }
.deactivateIcon { background-image:url(http://{Myserver}/arcgis_js_api/library/3.7/3.7/js/dojo/dijit/themes/claro/images/nav_decline.png); width:32px; height:32px; }
</style>
<style>
body, html {
margin:0; padding:0; height:100%; width:100%;
}
</style>
<script type="text/javascript">djConfig = { parseOnLoad:true }</script>
<script src="http://{Myserver}/arcgis_js_api/library/3.7/3.7/init.js"></script>
<script type="text/javascript">
dojo.require("esri.map");
dojo.require("esri.dijit.Legend");
dojo.require("esri.toolbars.navigation");
dojo.require("dijit.form.Button");
dojo.require("dijit.Toolbar");
dojo.require("dijit.layout.BorderContainer");
dojo.require("dijit.layout.ContentPane");
var map,navToolbar;
function init() {
map = new esri.Map("map", {
basemap:"topo",
zoom:3
});
var startExtent = new esri.geometry.Extent(73.955727, 11.490257, 78.632229, 18.627605,
new esri.SpatialReference({wkid:4326}));
map.setExtent(startExtent);
var layer1=new esri.layers.ArcGISDynamicMapServiceLayer("http://{Myserver}/ArcGIS/rest/services/Karnataka_new/MapServer");
map.addLayer(layer1);
navToolbar = new esri.toolbars.Navigation(map);
dojo.connect(navToolbar,"onExtentHistoryChange", extentHistoryChangeHandler);
dojo.connect(map, "onLayersAddResult", function(results) {
var legend = new esri.dijit.Legend({
map:map,
layerInfos:[{layer:layer1,title:"sample"}],
},"legendDiv");
legend.startup();
});
}
function extentHistoryChangeHandler() {
dijit.byId("zoomprev").disabled = navToolbar.isFirstExtent();
dijit.byId("zoomnext").disabled = navToolbar.isLastExtent();
};
dojo.addOnLoad(init);
</script>
</head>
<body class="claro">
<div dojoType="dijit.layout.BorderContainer" design="headline" style="width:100%;height:100%;margin:0" liveSizing="false">
<div data-dojo-props="region:'left'" data-dojo-type="dijit.layout.ContentPane" data-dojo-props="title:'Legend'" style="width:18%; border:1px solid #000;">
<div id="legendDiv"></div>
</div>
<div dojoType="dijit.layout.ContentPane" region="top" style="height:33px; width:100%;">
<div id="navToolbar" data-dojo-type="dijit.Toolbar">
<div data-dojo-type="dijit.form.Button" id="zoomin" data-dojo-props="iconClass:'zoominIcon', onClick:function(){navToolbar.activate(esri.toolbars.Navigation.ZOOM_IN);}">Zoom In</div>
<div data-dojo-type="dijit.form.Button" id="zoomout" data-dojo-props="iconClass:'zoomoutIcon', onClick:function(){navToolbar.activate(esri.toolbars.Navigation.ZOOM_OUT);}">Zoom Out</div>
<div data-dojo-type="dijit.form.Button" id="zoomfullext" data-dojo-props="iconClass:'zoomfullextIcon', onClick:function(){navToolbar.zoomToFullExtent();}">Full Extent</div>
<div data-dojo-type="dijit.form.Button" id="zoomprev" data-dojo-props="iconClass:'zoomprevIcon', onClick:function(){navToolbar.zoomToPrevExtent();}">Prev Extent</div>
<div data-dojo-type="dijit.form.Button" id="zoomnext" data-dojo-props="iconClass:'zoomnextIcon', onClick:function(){navToolbar.zoomToNextExtent();}">Next Extent</div>
<div data-dojo-type="dijit.form.Button" id="pan" data-dojo-props="iconClass:'panIcon', onClick:function(){navToolbar.activate(esri.toolbars.Navigation.PAN);}">Pan</div>
<div data-dojo-type="dijit.form.Button" id="deactivate" data-dojo-props="iconClass:'deactivateIcon' ,onClick:function(){navToolbar.deactivate();}">Deactivate</div>
</div></div>
<div id="map" dojoType="dijit.layout.ContentPane" region="center" style="overflow:hidden;">
</div>
</div>
</body>
</html>
enter code here
BradHards
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1 Answer 1
onLayersAddResult fires after all layers are added to the map using the map.addLayers method.
Change
map.addLayer(layer1);
with:
map.addLayers([layer1]);
answered Jan 19, 2014 at 8:02
lang-js