ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Core.Data.Mapping Namespace / AnnotationFeature Class / GetGraphicOutline Method
Example Version

GetGraphicOutline Method (AnnotationFeature)
Gets the graphic outline.
Syntax
public Geometry GetGraphicOutline()
Example
Get the Outline Geometry for an Annotation
var annoLayer = MapView.Active.Map.GetLayersAsFlattenedList()
                               .OfType<AnnotationLayer>().FirstOrDefault();
if (annoLayer == null)
    return;

QueuedTask.Run(() =>
{
    //get the first annotation feature...
    //...assuming at least one feature gets selected
    using (var fc = annoLayer.GetFeatureClass())
    {
        using (var rc = fc.Search())
        {
            rc.MoveNext();
            using (var af = rc.Current as AnnotationFeature)
            {
                var outline_geom = af.GetGraphicOutline();
                //TODO - use the outline...

                //Note: 
                //var graphic = annoFeature.GetGraphic(); 
                //gets the CIMTextGraphic...
            }
        }
    }
});
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also