/// <summary>
/// Writes a Geometry as KML to a string, using
/// a specified Z value.
/// </summary>
/// <param name="geometry">the geometry to write</param>
/// <param name="z">the Z value to use</param>
/// <returns>a string containing the KML geometry representation</returns>
public static string WriteGeometry(IGeometry geometry, double z)
{
KMLWriter writer = new KMLWriter {
Z = z
};
return(writer.Write(geometry));
}
/// <summary>
/// Writes a Geometry as KML to a string, using
/// a specified Z value, precision, extrude flag,
/// and altitude mode code.
/// </summary>
/// <param name="geometry">the geometry to write</param>
/// <param name="z">the Z value to use</param>
/// <param name="precision">the maximum number of decimal places to write</param>
/// <param name="extrude">the extrude flag to write</param>
/// <param name="altitudeMode">the altitude model code to write</param>
/// <returns>a string containing the KML geometry representation</returns>
public static string WriteGeometry(IGeometry geometry, double z, int precision,
bool extrude, string altitudeMode)
{
KMLWriter writer = new KMLWriter
{
Z = z,
Precision = precision,
Extrude = extrude,
AltitudeMode = altitudeMode
};
return(writer.Write(geometry));
}
/// <summary>
/// Writes a Geometry as KML to a string, using
/// a specified Z value, precision, extrude flag,
/// and altitude mode code.
/// </summary>
/// <param name="geometry">the geometry to write</param>
/// <param name="z">the Z value to use</param>
/// <param name="precision">the maximum number of decimal places to write</param>
/// <param name="extrude">the extrude flag to write</param>
/// <param name="altitudeMode">the altitude model code to write</param>
/// <returns>a string containing the KML geometry representation</returns>
public static string WriteGeometry(IGeometry geometry, double z, int precision,
bool extrude, string altitudeMode)
{
KMLWriter writer = new KMLWriter
{
Z = z,
Precision = precision,
Extrude = extrude,
AltitudeMode = altitudeMode
};
return writer.Write(geometry);
}
public void TestExtrudeAltitudePolygon()
{
KMLWriter writer = new KMLWriter { Extrude = true, AltitudeMode = KMLWriter.AltitudeModeAbsolute };
CheckEqual(writer, "POLYGON ((1 1, 2 1, 2 2, 1 2, 1 1))",
"<Polygon><extrude>1</extrude><altitudeMode>absolute</altitudeMode><outerBoundaryIs><LinearRing><coordinates>1,1 2,1 2,2 1,2 1,1</coordinates></LinearRing></outerBoundaryIs></Polygon>");
}
/// <summary>
/// Writes a Geometry as KML to a string, using
/// a specified Z value.
/// </summary>
/// <param name="geometry">the geometry to write</param>
/// <param name="z">the Z value to use</param>
/// <returns>a string containing the KML geometry representation</returns>
public static string WriteGeometry(IGeometry geometry, double z)
{
KMLWriter writer = new KMLWriter { Z = z };
return writer.Write(geometry);
}
public void TestExtrudeAltitudeLineString()
{
KMLWriter writer = new KMLWriter { Extrude = true, AltitudeMode = KMLWriter.AltitudeModeAbsolute };
CheckEqual(writer, "LINESTRING (1 1, 2 2)",
"<LineString><extrude>1</extrude><altitudeMode>absolute</altitudeMode><coordinates>1,1 2,2</coordinates></LineString>");
}
public void TestExtrudeTesselateLineString()
{
KMLWriter writer = new KMLWriter { Extrude = true, Tesselate = true };
CheckEqual(writer, "LINESTRING (1 1, 2 2)",
"<LineString><extrude>1</extrude><tesselate>1</tesselate><coordinates>1,1 2,2</coordinates></LineString>");
}
private void CheckEqual(KMLWriter writer, string wkt, string expected)
{
IGeometry geom = new WKTReader().Read(wkt);
CheckEqual(writer, geom, expected);
}
private void CheckEqual(KMLWriter writer, IGeometry geom, string expected)
{
string actual = writer.Write(geom);
string actualNorm = normalizeKML(actual);
string expectedNorm = normalizeKML(expected);
bool isEqual = String.Equals(actualNorm, expectedNorm, StringComparison.InvariantCultureIgnoreCase);
Assert.IsTrue(isEqual, String.Format("\nGenerated KML: {0}\n Expected KML: {1}", actualNorm, expectedNorm));
}
private void CheckEqual(string wkt, string expectedKML)
{
KMLWriter writer = new KMLWriter();
CheckEqual(writer, wkt, expectedKML);
}
public void negative_precision_means_floating_precision()
{
KMLWriter writer = new KMLWriter { Precision = -1 };
CheckEqual(writer, "LINESTRING (1.0001 1.1234, 2.5555 2.99999)",
" <LineString><coordinates>1.0001,1.1234 2.5555,2.99999</coordinates></LineString>");
}
public void precision_zero_means_only_integers_allowed()
{
KMLWriter writer = new KMLWriter { Precision = 0 };
CheckEqual(writer, "LINESTRING (1.0001 1.1234, 2.5555 2.99999)",
" <LineString><coordinates>1,1 3,3</coordinates></LineString>");
}
public void TestPrecision()
{
KMLWriter writer = new KMLWriter { Precision = 1 };
CheckEqual(writer, "LINESTRING (1.0001 1.1234, 2.5555 2.99999)",
" <LineString><coordinates>1,1.1 2.6,3</coordinates></LineString>");
}
public void TestExtrudeGeometryCollection()
{
KMLWriter writer = new KMLWriter { Extrude = true };
CheckEqual(writer, "GEOMETRYCOLLECTION (LINESTRING (1 9, 1 2, 3 2), POLYGON ((3 9, 5 9, 5 7, 3 7, 3 9)), POINT (5 5))",
"<MultiGeometry><LineString><extrude>1</extrude><coordinates>1,9 1,2 3,2</coordinates></LineString><Polygon><extrude>1</extrude><outerBoundaryIs><LinearRing><coordinates>3,9 5,9 5,7 3,7 3,9</coordinates></LinearRing></outerBoundaryIs></Polygon><Point><extrude>1</extrude><coordinates>5,5</coordinates></Point></MultiGeometry>");
}