private IFeatureClass CreateFeatureClass(IFeatureWorkspace ipWorkspace, ISpatialReference ipSr)
{
//Ìí¼Óº¯ÊýCreateFeatureClass()
IFieldsEdit ipFields = new FieldsClass();
ipFields.FieldCount_2 = 3;
IFieldEdit ipField = new FieldClass();
ipField.Name_2 = "ObjectID";
ipField.AliasName_2 = "FID";
ipField.Type_2 = esriFieldType.esriFieldTypeOID;
ipFields.set_Field(0, ipField);
//Add others miscellaneous text field
IFieldEdit ipField2 = new FieldClass();
ipField2.Name_2 = "SmallInteger";
ipField2.AliasName_2 = "short";
ipField2.Type_2 = esriFieldType.esriFieldTypeSmallInteger;
ipFields.set_Field(1, ipField2);
//Make the shape field
//it will need a geometry definition, with a spatial reference
IGeometryDefEdit ipGeoDef = new GeometryDefClass();
ipGeoDef.SpatialReference_2 = ipSr;
ipGeoDef.GeometryType_2 =
esriGeometryType.esriGeometryPoint;
IFieldEdit ipField3 = new FieldClass();
ipField3.Name_2 = "Shape";
ipField3.AliasName_2 = "shape";
ipField3.Type_2 = esriFieldType.esriFieldTypeGeometry;
ipField3.GeometryDef_2 = ipGeoDef;
ipFields.set_Field(2, ipField3);
ipSr.SetDomain(-60000000, 60000000, -60000000, 60000000);
IFeatureDataset ipFeatDs =
ipWorkspace.OpenFeatureDataset("tast1");
IFeatureClass ipFeatCls = ipFeatDs.CreateFeatureClass
("pit16er", ipFields, null, null, esriFeatureType.
esriFTSimple, "Shape", "");
return(ipFeatCls);
}
public static IFieldsEdit GetBareMetalFields(esriGeometryType type, int epsg, List <MyFieldDef> extraFields, string oidFieldName = "OID", string shapeFieldName = "Shape")
{
int len = null == extraFields ? 0 : extraFields.Count;
int count = 0;
IFieldsEdit flds = new FieldsClass();
flds.FieldCount_2 = 2 + len;
IFieldEdit fld = new FieldClass();
fld.Name_2 = oidFieldName;
fld.Type_2 = esriFieldType.esriFieldTypeOID;
flds.set_Field(count++, fld);
fld = new FieldClass();
fld.Name_2 = shapeFieldName;
fld.Type_2 = esriFieldType.esriFieldTypeGeometry;
fld.GeometryDef_2 = CreateGeometryDef(type, epsg);
flds.set_Field(count++, fld);
if (null != extraFields)
{
foreach (var fd in extraFields)
{
//let the exception throw if the following conditions are not met
//Otherwise, user may take granted and cause confusion if the missing fields fail the following operations
//if (null != fd && null != fd.Name && null != fd.Type)
{
fld = new FieldClass();
fld.Name_2 = fd.Name;
fld.Type_2 = fd.Type;
flds.set_Field(count++, fld);
}
}
}
return(flds);
}
