update the custom animation callback to fit the new signature
update the custom animation callback to fit the new signature

dart-archive/core-elements,ronlobo/core-elements,dart-archive/core-elements,ronlobo/core-elements,orgsea/core-elements,orgsea/core-elements,orgsea/core-elements,ronlobo/core-elements,dart-archive/core-elements,orgsea/core-elements,ronlobo/core-elements,dart-archive/core-elements