topic Legend widget by extent in ArcGIS JavaScript Maps SDK Questions https://community.esri.com/t5/arcgis-javascript-maps-sdk-questions/legend-widget-by-extent/m-p/205190#M19027 <HTML><HEAD></HEAD><BODY><SPAN>Hi</SPAN><BR /><SPAN>The current legend widget works in function of the map scale by showing the layers visible in every scale</SPAN><BR /><SPAN>But the frequent question posed by many of our customers is when there is no layer showed in the current extent , why showing these layers in the legend? </SPAN><BR /><SPAN>The first idea is in every&nbsp; onExtentChange event we do a spatial query of visible layers in the current extent and push their symbols to the legend widget But i think this will affect the map performance.</SPAN><BR /><SPAN>Is there a plan to implement a legend widget by extent?</SPAN><BR /><SPAN>Best Regards</SPAN></BODY></HTML> Tue, 19 Mar 2013 05:50:08 GMT hcgis 2013-03-19T05:50:08Z Legend widget by extent https://community.esri.com/t5/arcgis-javascript-maps-sdk-questions/legend-widget-by-extent/m-p/205190#M19027 <HTML><HEAD></HEAD><BODY><SPAN>Hi</SPAN><BR /><SPAN>The current legend widget works in function of the map scale by showing the layers visible in every scale</SPAN><BR /><SPAN>But the frequent question posed by many of our customers is when there is no layer showed in the current extent , why showing these layers in the legend? </SPAN><BR /><SPAN>The first idea is in every&nbsp; onExtentChange event we do a spatial query of visible layers in the current extent and push their symbols to the legend widget But i think this will affect the map performance.</SPAN><BR /><SPAN>Is there a plan to implement a legend widget by extent?</SPAN><BR /><SPAN>Best Regards</SPAN></BODY></HTML> Tue, 19 Mar 2013 05:50:08 GMT https://community.esri.com/t5/arcgis-javascript-maps-sdk-questions/legend-widget-by-extent/m-p/205190#M19027 hcgis 2013-03-19T05:50:08Z Re: Legend widget by extent https://community.esri.com/t5/arcgis-javascript-maps-sdk-questions/legend-widget-by-extent/m-p/205191#M19028 <HTML><HEAD></HEAD><BODY><SPAN>Hi,</SPAN><BR /><SPAN>Are there any suggestions please ?</SPAN><BR /><SPAN>Regards</SPAN></BODY></HTML> Wed, 20 Mar 2013 07:31:13 GMT https://community.esri.com/t5/arcgis-javascript-maps-sdk-questions/legend-widget-by-extent/m-p/205191#M19028 hcgis 2013-03-20T07:31:13Z