async static public Task <IFeatureClass> Create(GeometryDataset dataset, string name, string idFieldName, string shapeFieldName, bool isView)
{
var featureClass = new Featureclass(dataset, name, idFieldName, shapeFieldName, isView);
featureClass._name = await dataset.TableNamePlusSchema(name, isView);
featureClass._idfield = idFieldName;
featureClass._shapefield = shapeFieldName;
featureClass._geomType = geometryType.Unknown;
featureClass._dataset = dataset;
if (featureClass._dataset is GeographyDataset)
{
featureClass._sRef = gView.Framework.Geometry.SpatialReference.FromID("epsg:4326");
}
await featureClass.ReadSchema();
if (String.IsNullOrEmpty(featureClass._idfield) && featureClass._fields.Count > 0 && featureClass._dataset != null)
{
Field field = featureClass._fields[0] as Field;
if (field != null)
{
if ((field.type == FieldType.integer || field.type == FieldType.biginteger || field.type == FieldType.ID) &&
field.name.ToLower() == featureClass._dataset.OgcDictionary("gview_id").ToLower())
{
featureClass._idfield = field.name;
}
((Field)field).type = FieldType.ID;
}
}
//base._geomType = geometryType.Polygon;
if (featureClass._sRef == null)
{
featureClass._sRef = await gView.Framework.OGC.DB.OgcSpatialFeatureclass.TrySelectSpatialReference(dataset, featureClass);
}
return(featureClass);
}
public Featureclass(GeometryDataset dataset, string name, string idFieldName, string shapeFieldName, bool isView)
{
_name = dataset.TableNamePlusSchema(name, isView);
_idfield = idFieldName;
_shapefield = shapeFieldName;
_geomType = geometryType.Unknown;
_dataset = dataset;
if (_dataset is GeographyDataset)
{
_sRef = gView.Framework.Geometry.SpatialReference.FromID("epsg:4326");
}
ReadSchema();
if (String.IsNullOrEmpty(_idfield) && _fields.Count > 0 && _dataset != null)
{
Field field = _fields[0] as Field;
if (field != null)
{
if ((field.type == FieldType.integer || field.type == FieldType.biginteger || field.type == FieldType.ID) &&
field.name.ToLower() == _dataset.OgcDictionary("gview_id").ToLower())
{
_idfield = field.name;
}
((Field)field).type = FieldType.ID;
}
}
//base._geomType = geometryType.Polygon;
if (_sRef == null)
{
_sRef = gView.Framework.OGC.DB.OgcSpatialFeatureclass.TrySelectSpatialReference(dataset, this);
}
}
private Featureclass(GeometryDataset dataset, string name, string idFieldName, string shapeFieldName, bool isView)
{
}
