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Implemented most Geometry Input methods from Well-Known Binary format
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3 files changed

+211
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‎LinqToDBPostGisNetTopologySuite.Tests/GeometryInputTests.cs

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Original file line numberDiff line numberDiff line change
@@ -47,6 +47,52 @@ public void TestSTGeomFromText()
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}
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}
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[Test]
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public void TestGeometryFromWKB()
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{
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using (var db = new PostGisTestDataConnection(TestDatabaseConnectionString))
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{
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const string wkt1 = "POINT(2 5)";
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const string wkt2 = "LINESTRING(2 5,2 6)";
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var wkb1 = db.Select(() => GeometryInput.STGeomFromText(wkt1).STAsBinary());
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var wkb2 = db.Select(() => GeometryInput.STGeomFromText(wkt2).STAsBinary());
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Assert.AreEqual(wkt1, db.Select(() => GeometryInput.STWKBToSQL(wkb1).STAsText()));
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Assert.AreEqual(wkt1, db.Select(() => GeometryInput.STGeomFromWKB(wkb1).STAsText()));
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Assert.AreEqual(wkt1, db.Select(() => GeometryInput.STPointFromWKB(wkb1).STAsText()));
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Assert.AreEqual(SRID3857, db.Select(() => GeometryInput.STGeomFromWKB(wkb1, SRID3857).STSrId()));
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Assert.AreEqual(SRID3857, db.Select(() => GeometryInput.STPointFromWKB(wkb1, SRID3857).STSrId()));
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Assert.AreEqual(wkt2, db.Select(() => GeometryInput.STGeomFromWKB(wkb2).STAsText()));
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Assert.AreEqual(wkt2, db.Select(() => GeometryInput.STLineFromWKB(wkb2).STAsText()));
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Assert.AreEqual(wkt2, db.Select(() => GeometryInput.STLinestringFromWKB(wkb2).STAsText()));
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Assert.AreEqual(SRID3857, db.Select(() => GeometryInput.STGeomFromWKB(wkb2, SRID3857).STSrId()));
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Assert.AreEqual(SRID3857, db.Select(() => GeometryInput.STLineFromWKB(wkb2, SRID3857).STSrId()));
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Assert.AreEqual(SRID3857, db.Select(() => GeometryInput.STLinestringFromWKB(wkb2, SRID3857).STSrId()));
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Assert.IsNull(db.Select(() => GeometryInput.STGeomFromEWKB(null)));
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}
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}
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[Test]
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public void TestGeometryFromEWKB()
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{
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using (var db = new PostGisTestDataConnection(TestDatabaseConnectionString))
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{
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const string ewkt1 = "SRID=4269;LINESTRING(-71.16028 42.258729,-71.160837 42.259112,-71.161143 42.25932)";
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var ewkb1 = db.Select(() => GeometryInput.STGeomFromEWKT(ewkt1).STAsEWKB());
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var g = db.Select(() => GeometryInput.STGeomFromEWKB(ewkb1));
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Assert.AreEqual(ewkt1, db.Select(() => GeometryInput.STGeomFromEWKB(ewkb1).STAsEWKT()));
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Assert.AreEqual(ewkt1, db.Select(() => GeometryInput.STGeomFromEWKB(ewkb1).STAsEWKT()));
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Assert.IsNull(db.Select(() => GeometryInput.STGeomFromEWKB(null)));
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}
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}
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[Test]
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public void TestSTGeomFromGeoHash()
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{

‎LinqToDBPostGisNetTopologySuite/GeometryInput.cs

Lines changed: 150 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -59,7 +59,155 @@ public static NTSG STGeomFromText(string wkt, int srid)
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throw new InvalidOperationException();
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}
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62-
// TODO: Implement 8.8.2. Well-Known Binary (WKB)
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#region 8.8.2. Well-Known Binary (WKB)
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// TODO: geography ST_GeogFromWKB(bytea wkb);
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/// <summary>
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/// Constructs geometry from Extended Well-Known Binary (EWKB) representation.
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/// </summary>
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/// <remarks>
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/// See https://postgis.net/docs/manual-3.0/ST_GeomFromEWKB.html
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/// </remarks>
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/// <param name="ewkb">Extended Well-Known Binary (EWKB)</param>
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/// <returns>Geometry</returns>
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[Sql.Function("ST_GeomFromEWKB", ServerSideOnly = true)]
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public static NTSG STGeomFromEWKB(byte[] ewkb)
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{
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throw new InvalidOperationException();
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}
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/// <summary>
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/// Constructs geometry from Well-Known Binary (WKB) representation.
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/// </summary>
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/// <remarks>
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/// See https://postgis.net/docs/manual-3.0/ST_GeomFromWKB.html
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/// </remarks>
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/// <param name="wkb">Well-Known Binary (WKB)</param>
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/// <returns>Geometry</returns>
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[Sql.Function("ST_GeomFromWKB", ServerSideOnly = true)]
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public static NTSG STGeomFromWKB(byte[] wkb)
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{
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throw new InvalidOperationException();
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}
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/// <summary>
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/// Constructs geometry from Well-Known Binary (WKB) representation with given SRID.
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/// </summary>
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/// <remarks>
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/// See https://postgis.net/docs/manual-3.0/ST_GeomFromWKB.html
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/// </remarks>
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/// <param name="wkb">Well-Known Binary (WKB)</param>
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/// <param name="srid">Spatial Reference System Identifier for geometry</param>
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/// <returns>Geometry</returns>
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[Sql.Function("ST_GeomFromWKB", ServerSideOnly = true)]
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public static NTSG STGeomFromWKB(byte[] wkb, int srid)
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{
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throw new InvalidOperationException();
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}
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/// <summary>
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/// Constructs geometry (LINESTRING) from Well-Known Binary (WKB) representation.
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/// </summary>
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/// <remarks>
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/// See https://postgis.net/docs/manual-3.0/ST_LineFromWKB.html
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/// </remarks>
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/// <param name="wkb">Well-Known Binary (WKB)</param>
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/// <returns>Geometry (LINESTRING)</returns>
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[Sql.Function("ST_LineFromWKB", ServerSideOnly = true)]
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public static NTSG STLineFromWKB(byte[] wkb)
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{
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throw new InvalidOperationException();
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}
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/// <summary>
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/// Constructs geometry (LINESTRING) from Well-Known Binary (WKB) representation with given SRID.
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/// </summary>
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/// <remarks>
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/// See https://postgis.net/docs/manual-3.0/ST_LineFromWKB.html
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/// </remarks>
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/// <param name="wkb">Well-Known Binary (WKB)</param>
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/// <param name="srid">Spatial Reference System Identifier for geometry</param>
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/// <returns>Geometry (LINESTRING)</returns>
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[Sql.Function("ST_LineFromWKB", ServerSideOnly = true)]
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public static NTSG STLineFromWKB(byte[] wkb, int srid)
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{
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throw new InvalidOperationException();
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}
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/// <summary>
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/// Constructs geometry (LINESTRING) from Well-Known Binary (WKB) representation.
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/// </summary>
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/// <remarks>
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/// See https://postgis.net/docs/manual-3.0/ST_LinestringFromWKB.html
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/// </remarks>
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/// <param name="wkb">Well-Known Binary (WKB)</param>
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/// <returns>Geometry (LINESTRING)</returns>
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[Sql.Function("ST_LinestringFromWKB", ServerSideOnly = true)]
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public static NTSG STLinestringFromWKB(byte[] wkbd)
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{
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throw new InvalidOperationException();
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}
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/// <summary>
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/// Constructs geometry (LINESTRING) from Well-Known Binary (WKB) representation with given SRID.
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/// </summary>
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/// <remarks>
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/// See https://postgis.net/docs/manual-3.0/ST_LinestringFromWKB.html
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/// </remarks>
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/// <param name="wkb">Well-Known Binary (WKB)</param>
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/// <param name="srid">Spatial Reference System Identifier for geometry</param>
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/// <returns>Geometry (LINESTRING)</returns>
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[Sql.Function("ST_LinestringFromWKB", ServerSideOnly = true)]
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public static NTSG STLinestringFromWKB(byte[] wkb, int srid)
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{
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throw new InvalidOperationException();
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}
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/// <summary>
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/// Constructs geometry (POINT) from Well-Known Binary (WKB) representation.
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/// </summary>
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/// <remarks>
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/// See https://postgis.net/docs/manual-3.0/ST_PointFromWKB.html
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/// </remarks>
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/// <param name="wkb">Well-Known Binary (WKB)</param>
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/// <returns>Geometry (POINT)</returns>
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[Sql.Function("ST_PointFromWKB", ServerSideOnly = true)]
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public static NTSG STPointFromWKB(byte[] wkb)
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{
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throw new InvalidOperationException();
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}
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/// <summary>
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/// Constructs geometry (POINT) from Well-Known Binary (WKB) representation with given SRID.
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/// </summary>
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/// <remarks>
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/// See https://postgis.net/docs/manual-3.0/ST_PointFromWKB.html
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/// </remarks>
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/// <param name="wkb">Well-Known Binary (WKB)</param>
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/// <param name="srid">Spatial Reference System Identifier for geometry</param>
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/// <returns>Geometry (POINT)</returns>
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[Sql.Function("ST_PointFromWKB", ServerSideOnly = true)]
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public static NTSG STPointFromWKB(byte[] wkb, int srid)
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{
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throw new InvalidOperationException();
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}
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/// <summary>
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/// Constructs geometry from Well-Known Binary (WKB) representation.
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/// </summary>
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/// <remarks>
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/// See https://postgis.net/docs/manual-3.0/ST_WKBToSQL.html
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/// </remarks>
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/// <param name="wkb">Well-Known Binary (WKB)</param>
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/// <returns>Geometry</returns>
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[Sql.Function("ST_WKBToSQL", ServerSideOnly = true)]
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public static NTSG STWKBToSQL(byte[] wkb)
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{
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throw new InvalidOperationException();
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}
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#endregion
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#region 8.8.3. Other Formats
65213

@@ -159,7 +307,7 @@ public static NTSG STGeomFromKML(string kml)
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/// <remarks>
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/// See https://postgis.net/docs/manual-3.0/ST_GeomFromTWKB.html
161309
/// </remarks>
162-
/// <param name="twkb">Tiny Well-Known Binary (TWKB)</param>
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/// <param name="ewkb">Tiny Well-Known Binary (TWKB)</param>
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/// <returns>Geometry</returns>
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[Sql.Function("ST_GeomFromTWKB", ServerSideOnly = true)]
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public static NTSG STGeomFromTWKB(byte[] twkb)

‎LinqToDBPostGisNetTopologySuite/GeometryOutput.cs

Lines changed: 15 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -43,7 +43,7 @@ public static string STAsText(this NTSG geometry)
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}
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4545
/// <summary>
46-
/// Returns the Well-Known Binary representation of the geometry.
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/// Returns the Well-Known Binary (WKB) representation of the geometry.
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/// </summary>
4848
/// <remarks>
4949
/// See https://postgis.net/docs/manual-3.0/ST_AsBinary.html
@@ -56,6 +56,20 @@ public static byte[] STAsBinary(this NTSG geometry) // TODO: NDR_or_XDR version
5656
throw new InvalidOperationException();
5757
}
5858

59+
/// <summary>
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/// Returns the Extended Well-Known Binary (EWKB) representation of the geometry.
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/// </summary>
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/// <remarks>
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/// See https://postgis.net/docs/manual-3.0/ST_AsEWKB.html
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/// </remarks>
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/// <param name="geometry">Input geometry</param>
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/// <returns>Extended Well-Known Binary</returns>
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[Sql.Function("ST_AsEWKB", ServerSideOnly = true)]
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public static byte[] STAsEWKB(this NTSG geometry) // TODO: NDR_or_XDR version
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{
70+
throw new InvalidOperationException();
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}
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/// <summary>
6074
/// Returns geometry as GeoJSON "geometry" object.
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/// </summary>

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