ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Editing Namespace / EditOperation Class / ShrinkParcelsToSeeds(ParcelLayer,SelectionSet) Method
The parcel fabric layer.
The source layers and feature OIDs of parcel polygons.
Example

In This Topic
    ShrinkParcelsToSeeds(ParcelLayer,SelectionSet) Method
    In This Topic
    Shrink selected parcels to seeds.
    Syntax
    Public Function ShrinkParcelsToSeeds( _
       ByVal parcelLayer As ParcelLayer, _
       ByVal sourceFeatures As SelectionSet _
    ) As ParcelEditToken

    Parameters

    parcelLayer
    The parcel fabric layer.
    sourceFeatures
    The source layers and feature OIDs of parcel polygons.
    Exceptions
    ExceptionDescription
    ParcelLayer, sourceFeatures, recordGuid cannot be null.
    Insufficient license. This method requires a standard license.
    Example
    Shrink parcels to seeds
    string errorMessage = await QueuedTask.Run(async () =>
    {
      var myParcelFabricLayer = MapView.Active.Map.GetLayersAsFlattenedList().OfType<ParcelLayer>().FirstOrDefault();
      if (myParcelFabricLayer == null)
        return "Please add a parcel fabric to the map";
      try
      {
        FeatureLayer parcelPolygonLyr = null;
        //find the first layer that is a polygon parcel type, is non-historic, and has a selection
        bool bFound = false;
        var ParcelTypesEnum = await myParcelFabricLayer.GetParcelTypeNamesAsync();
        foreach (FeatureLayer mapFeatLyr in MapView.Active.Map.GetLayersAsFlattenedList().OfType<FeatureLayer>())
        {
          foreach (string ParcelType in ParcelTypesEnum)
          {
            var layerEnum = await myParcelFabricLayer.GetParcelPolygonLayerByTypeNameAsync(ParcelType);
            foreach (FeatureLayer flyr in layerEnum)
            {
              if (flyr == mapFeatLyr)
              {
                bFound = mapFeatLyr.SelectionCount > 0;
                parcelPolygonLyr = mapFeatLyr;
                break;
              }
            }
            if (bFound) break;
          }
          if (bFound) break;
        }
        if (!bFound)
          return "Please select parcels to shrink to seeds.";
        var editOper = new EditOperation()
        {
          Name = "Shrink Parcels To Seeds",
          ProgressMessage = "Shrink Parcels To Seeds...",
          ShowModalMessageAfterFailure = true,
          SelectNewFeatures = true,
          SelectModifiedFeatures = false
        };
        var ids = new List<long>(parcelPolygonLyr.GetSelection().GetObjectIDs());
        var sourceParcelFeatures = new Dictionary<MapMember, List<long>>();
        sourceParcelFeatures.Add(parcelPolygonLyr, ids);
        editOper.ShrinkParcelsToSeeds(myParcelFabricLayer,SelectionSet.FromDictionary(sourceParcelFeatures));
        if (!editOper.Execute())
          return editOper.ErrorMessage;
      }
      catch (Exception ex)
      {
        return ex.Message;
      }
      return "";
    });
    if (!string.IsNullOrEmpty(errorMessage))
      MessageBox.Show(errorMessage, "Shrink Parcels To Seeds.");
    Requirements

    Target Platforms: Windows 11, Windows 10, Windows 8.1

    See Also