ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Core.Geometry Namespace / GeometryBagBuilderEx Class / AddGeometry Method
The geometry to add.
Example Version

AddGeometry Method
Adds the given geometry to the end of the list of geometries in this GeometryBag.
Syntax
public void AddGeometry( 
   Geometry geometry
)

Parameters

geometry
The geometry to add.
Exceptions
ExceptionDescription
geometry is null.
Remarks
An Envelope that is inserted into the builder is converted to a Polygon when the GeometryBag is created. As a result, when retrieving an Envelope from a GeometryBag, it will be a Polygon.
Example
Construct GeometryBag
MapPoint point = MapPointBuilderEx.CreateMapPoint(1, 2, SpatialReferences.WebMercator);

List<Coordinate2D> coords2D = new List<Coordinate2D>()
{
  new Coordinate2D(0, 0),
  new Coordinate2D(0, 1),
  new Coordinate2D(1, 1),
  new Coordinate2D(1, 0)
};

Multipoint multipoint = MultipointBuilderEx.CreateMultipoint(coords2D, SpatialReferences.WGS84);
Polyline polyline = PolylineBuilderEx.CreatePolyline(coords2D, SpatialReferences.WebMercator);

GeometryBagBuilderEx builder = new GeometryBagBuilderEx(SpatialReferences.WGS84);

GeometryBag emptyBag = builder.ToGeometry();
// emptyBag.IsEmpty = true

builder.AddGeometry(point);
// builder.GeometryCount = 1

GeometryBag geometryBag = builder.ToGeometry();
// geometryBag.PartCount = 1
// geometryBag.PointCount = 1
// geometryBag.IsEmpty = false

IReadOnlyList<Geometry> geometries = geometryBag.Geometries;
// geometries.Count = 1
// geometries[0] is MapPoint with a sr of WGS84

bool isEqual = geometryBag.IsEqual(emptyBag);   // isEqual = false

builder.InsertGeometry(0, multipoint);
geometryBag = builder.ToGeometry();
// geometryBag.PartCount = 2

geometries = geometryBag.Geometries;
// geometries.Count = 2
// geometries[0] is Multipoint
// geometries[1] is MapPoint

builder.AddGeometry(polyline);
builder.RemoveGeometry(1);
geometryBag = builder.ToGeometry();
// geometryBag.PartCount = 2

geometries = geometryBag.Geometries;
// geometries.Count = 2
// geometries[0] is Multipoint
// geometries[1] is Polyline          
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also