topic Help with dynamically loading layers in ArcGIS API for Silverlight Questions https://community.esri.com/t5/arcgis-api-for-silverlight-questions/help-with-dynamically-loading-layers/m-p/395855#M10232 <HTML><HEAD></HEAD><BODY><SPAN>Fairly new to ArcGis/SL5 so hoping someone can help with a trivial requirement.</SPAN><BR /><SPAN>We have a map of NZ that needs to be divided into Regions/Areas/Suburbs/Streets - where each item is a parent of the children below it. Each parent/children hierarchy consists of polygon(s) existing in SQL 2008 R2.</SPAN><BR /><SPAN>We would like to implement the following functionality due to volume of data:</SPAN><BR /><SPAN>When the app starts only the region polygons will be displayed.</SPAN><BR /><SPAN>If the user zooms in on a specific region we want to then pull only the area polygons associated with the region and display.</SPAN><BR /><SPAN>Zoom in on the area and suburb polygons are pulled and displayed. Ditto for street polygons.</SPAN><BR /><SPAN>We have the basic functionality coded i.e displaying the legend and various layers/polygons on zooming by using Minimum/Maximum properties but this only works if we create all layers and load all the data at runtime.</SPAN><BR /><SPAN>Not familiar enough with the API to ensure which class/event is the best to tap into to allow dynamic loading of data?</SPAN><BR /><SPAN>Thanks in advance.</SPAN></BODY></HTML> Wed, 16 Oct 2013 20:55:00 GMT KernCarboni 2013-10-16T20:55:00Z Help with dynamically loading layers https://community.esri.com/t5/arcgis-api-for-silverlight-questions/help-with-dynamically-loading-layers/m-p/395855#M10232 <HTML><HEAD></HEAD><BODY><SPAN>Fairly new to ArcGis/SL5 so hoping someone can help with a trivial requirement.</SPAN><BR /><SPAN>We have a map of NZ that needs to be divided into Regions/Areas/Suburbs/Streets - where each item is a parent of the children below it. Each parent/children hierarchy consists of polygon(s) existing in SQL 2008 R2.</SPAN><BR /><SPAN>We would like to implement the following functionality due to volume of data:</SPAN><BR /><SPAN>When the app starts only the region polygons will be displayed.</SPAN><BR /><SPAN>If the user zooms in on a specific region we want to then pull only the area polygons associated with the region and display.</SPAN><BR /><SPAN>Zoom in on the area and suburb polygons are pulled and displayed. Ditto for street polygons.</SPAN><BR /><SPAN>We have the basic functionality coded i.e displaying the legend and various layers/polygons on zooming by using Minimum/Maximum properties but this only works if we create all layers and load all the data at runtime.</SPAN><BR /><SPAN>Not familiar enough with the API to ensure which class/event is the best to tap into to allow dynamic loading of data?</SPAN><BR /><SPAN>Thanks in advance.</SPAN></BODY></HTML> Wed, 16 Oct 2013 20:55:00 GMT https://community.esri.com/t5/arcgis-api-for-silverlight-questions/help-with-dynamically-loading-layers/m-p/395855#M10232 KernCarboni 2013-10-16T20:55:00Z Re: Help with dynamically loading layers https://community.esri.com/t5/arcgis-api-for-silverlight-questions/help-with-dynamically-loading-layers/m-p/395856#M10233 <HTML><HEAD></HEAD><BODY><SPAN>I think you can set certain layer visibility related to the zoom level and extent, so this is possible.</SPAN></BODY></HTML> Fri, 18 Oct 2013 15:09:46 GMT https://community.esri.com/t5/arcgis-api-for-silverlight-questions/help-with-dynamically-loading-layers/m-p/395856#M10233 ErwinSoekianto 2013-10-18T15:09:46Z