protected override NpgsqlConnection OpenConnection(string connectionString = null)
{
NetTopologySuiteBootstrapper.Bootstrap();
var conn = base.OpenConnection(connectionString);
conn.TypeMapper.UseNetTopologySuite();
return(conn);
}
protected NpgsqlConnection OpenConnection(string connectionString = null, Ordinates handleOrdinates = Ordinates.None)
{
if (handleOrdinates == Ordinates.None)
{
handleOrdinates = Ordinates.XY;
}
NetTopologySuiteBootstrapper.Bootstrap();
var conn = base.OpenConnection(connectionString);
conn.TypeMapper.UseNetTopologySuite(
new DotSpatialAffineCoordinateSequenceFactory(handleOrdinates),
handleOrdinates: handleOrdinates);
return(conn);
}
/// <summary>
/// Sets up NetTopologySuite mappings for the PostGIS types.
/// </summary>
/// <param name="mapper">The type mapper to set up (global or connection-specific).</param>
/// <param name="coordinateSequenceFactory">The factory which knows how to build a particular implementation of ICoordinateSequence from an array of Coordinates.</param>
/// <param name="precisionModel">Specifies the grid of allowable points.</param>
/// <param name="handleOrdinates">Specifies the ordinates which will be handled. Not specified ordinates will be ignored.
/// If <see cref="F:GeoAPI.Geometries.Ordiantes.None" /> is specified, an actual value will be taken from
/// the <see cref="P:GeoAPI.Geometries.ICoordinateSequenceFactory.Ordinates"/> property of <paramref name="coordinateSequenceFactory"/>.</param>
/// <param name="geographyAsDefault">Specifies that the geography type is used for mapping by default.</param>
public static INpgsqlTypeMapper UseNetTopologySuite(
this INpgsqlTypeMapper mapper,
ICoordinateSequenceFactory coordinateSequenceFactory = null,
IPrecisionModel precisionModel = null,
Ordinates handleOrdinates = Ordinates.None,
bool geographyAsDefault = false)
{
if (coordinateSequenceFactory == null)
{
coordinateSequenceFactory = GeometryServiceProvider.Instance.DefaultCoordinateSequenceFactory;
}
if (precisionModel == null)
{
precisionModel = GeometryServiceProvider.Instance.DefaultPrecisionModel;
}
if (handleOrdinates == Ordinates.None)
{
handleOrdinates = coordinateSequenceFactory.Ordinates;
}
NetTopologySuiteBootstrapper.Bootstrap();
var typeHandlerFactory = new NetTopologySuiteHandlerFactory(
new PostGisReader(coordinateSequenceFactory, precisionModel, handleOrdinates),
new PostGisWriter()
{
HandleOrdinates = handleOrdinates
});
return(mapper
.AddMapping(new NpgsqlTypeMappingBuilder
{
PgTypeName = "geometry",
NpgsqlDbType = NpgsqlDbType.Geometry,
ClrTypes = geographyAsDefault ? Type.EmptyTypes : ClrTypes,
InferredDbType = DbType.Object,
TypeHandlerFactory = typeHandlerFactory
}.Build())
.AddMapping(new NpgsqlTypeMappingBuilder
{
PgTypeName = "geography",
NpgsqlDbType = NpgsqlDbType.Geography,
ClrTypes = geographyAsDefault ? ClrTypes : Type.EmptyTypes,
InferredDbType = DbType.Object,
TypeHandlerFactory = typeHandlerFactory
}.Build()));
}
public static NpgsqlDbContextOptionsBuilder UseNetTopologySuite(
[NotNull] this NpgsqlDbContextOptionsBuilder optionsBuilder,
ICoordinateSequenceFactory coordinateSequenceFactory = null,
IPrecisionModel precisionModel = null,
Ordinates handleOrdinates = Ordinates.None)
{
Check.NotNull(optionsBuilder, nameof(optionsBuilder));
NetTopologySuiteBootstrapper.Bootstrap();
// TODO: Global-only setup at the ADO.NET level for now, optionally allow per-connection?
NpgsqlConnection.GlobalTypeMapper.UseNetTopologySuite();
optionsBuilder.UsePlugin(new NetTopologySuitePlugin());
return(optionsBuilder);
}
protected TestBase()
{
NetTopologySuiteBootstrapper.Bootstrap();
}
