https://community.esri.com/t5/developers-questions/custom-symbol-halo-effect-in-arcgis-runtime-sdk/m-p/1596846#M7467 <P>ArcGIS Runtime's built-in selection tool highlights the item with a halo around the symbol. This function has no public API for customization beyond color. I'm interested in dynamically creating a custom halo around symbols at runtime (A custom function or capability to separate the selection process from the visual halo display).<BR /><BR />Is it feasible to:&nbsp;</P><OL><LI><P><SPAN>Extract vector geometry from multilayer CIM symbols (.stylx files) using Runtime APIs and dynamically buffer them to create a halo?</SPAN></P></LI><LI><SPAN>Alternatively, pre-author halos directly into symbols within ArcGIS Pro (as additional polygon layers), and&nbsp;</SPAN><SPAN>then toggle their visibility at runtime via some sort of&nbsp;</SPAN><SPAN>isEnabled</SPAN><SPAN> property?<BR /></SPAN></LI></OL><P><SPAN>Any insights on feasibility, performance, or recommended approaches are appreciated.</SPAN></P><P><SPAN>&nbsp;</SPAN></P> Tue, 18 Mar 2025 22:37:59 GMT rod182211 2025-03-18T22:37:59Z https://community.esri.com/t5/developers-questions/custom-symbol-halo-effect-in-arcgis-runtime-sdk/m-p/1596846#M7467 <P>ArcGIS Runtime's built-in selection tool highlights the item with a halo around the symbol. This function has no public API for customization beyond color. I'm interested in dynamically creating a custom halo around symbols at runtime (A custom function or capability to separate the selection process from the visual halo display).<BR /><BR />Is it feasible to:&nbsp;</P><OL><LI><P><SPAN>Extract vector geometry from multilayer CIM symbols (.stylx files) using Runtime APIs and dynamically buffer them to create a halo?</SPAN></P></LI><LI><SPAN>Alternatively, pre-author halos directly into symbols within ArcGIS Pro (as additional polygon layers), and&nbsp;</SPAN><SPAN>then toggle their visibility at runtime via some sort of&nbsp;</SPAN><SPAN>isEnabled</SPAN><SPAN> property?<BR /></SPAN></LI></OL><P><SPAN>Any insights on feasibility, performance, or recommended approaches are appreciated.</SPAN></P><P><SPAN>&nbsp;</SPAN></P> Tue, 18 Mar 2025 22:37:59 GMT https://community.esri.com/t5/developers-questions/custom-symbol-halo-effect-in-arcgis-runtime-sdk/m-p/1596846#M7467 rod182211 2025-03-18T22:37:59Z