GIS二次开发第8课.ppt

try { workspaceEdit.StartEditOperation(); newFeature = featureClass.CreateFeature(); IGeometry convertPartGeometry = geometryCollection.get_Geometry(part); //delete the original part. geometryCollection.RemoveGeometries(part, 1); geometryCollection.GeometriesChanged(); selectedFeature.Shape = geometryCollection as IGeometry; selectedFeature.Store(); //check the type of geometry. IPolygon polygon = new PolygonClass(); IPolyline polyline = new PolylineClass(); IMultipoint multiPoint = new MultipointClass(); object Missing = Type.Missing; switch (convertPartGeometry.GeometryType) { case esriGeometryType.esriGeometryRing: geometryCollection = polygon as IGeometryCollection; geometryCollection.AddGeometry (convertPartGeometry, ref Missing, ref Missing); break; case esriGeometryType.esriGeometryPath: geometryCollection = polyline as IGeometryCollection; geometryCollection.AddGeometry (convertPartGeometry, ref Missing, ref Missing); break; case esriGeometryType.esriGeometryPoint: geometryCollection = multiPoint as IGeometryCollection; geometryCollection.AddGeometry (convertPartGeometry, ref Missing, ref Missing); break; default: break; } newFeature.Shape = geometryCollection as IGeometry; IField field = new FieldClass(); IFields fields = selectedFeature.Fields; for (int fieldCount = 0; fieldCount fields.FieldCount; fieldCount++) { field = fields.get_Field(fieldCount); if ((field.Type != esriFieldType.esriFieldTypeGeometry) (field.Type != esriFieldType.esriFieldTypeOID) field.Editable) { newFea