/// <summary>
/// Converts a MultiLineString to <MultiLineString Text>
/// format, then Appends it to the writer.
/// </summary>
/// <param name="multiLineString">The MultiLineString to process.</param>
/// <param name="level"></param>
/// <param name="indentFirst"></param>
/// <param name="writer">The output stream writer to Append to.</param>
protected void AppendMultiLineStringText(MultiLineString multiLineString, int level, bool indentFirst, StringWriter writer)
{
if (multiLineString.isEmpty())
{
writer.Write("EMPTY");
}
else
{
int level2 = level;
bool doIndent = indentFirst;
writer.Write("(");
for (int i = 0; i < multiLineString.getNumGeometries(); i++)
{
if (i > 0)
{
writer.Write(", ");
level2 = level + 1;
doIndent = true;
}
AppendLineStringText((LineString)multiLineString.getGeometryN(i), level2, doIndent, writer);
}
writer.Write(")");
}
}
private void WriteMultiLineString(MultiLineString mls, WKBByteOrder byteOrder)
{
// Write byte order
_writer.Write((byte)byteOrder);
// Write type
this.WriteType(mls, byteOrder);
//Write the number of linestrings.
this.Write((uint)mls.getNumGeometries(), byteOrder);
//Loop on the number of linestrings.
for (int i = 0; i < mls.getNumGeometries(); i++)
{
// Write each linestring.
this.WriteLineString((LineString)mls.getGeometryN(i), byteOrder, true);
}
}
/// <summary>
/// Converts a MultiLineString to <MultiLineString Text>
/// format, then Appends it to the writer.
/// </summary>
/// <param name="multiLineString">The MultiLineString to process.</param>
/// <param name="writer">The output stream writer to Append to.</param>
protected void AppendMultiLineStringText(MultiLineString multiLineString, TextWriter writer)
{
if (multiLineString.isEmpty())
{
writer.Write("EMPTY");
}
else
{
for (int i = 0; i < multiLineString.getNumGeometries(); i++)
{
if (i > 0)
{
writer.Write(", ");
}
//AppendLineStringText((LineString) multiLineString.GetGeometryN(i), level2, doIndent, writer);
AppendLineStringText((LineString)multiLineString.getGeometryN(i), writer);
}
//writer.Write(")");
}
}
/// <summary>
/// Writes to the given stream the equilivent shape file record given a Geometry object.
/// </summary>
/// <param name="geometry">The geometry object to write.</param>
/// <param name="writer">The stream to write to.</param>
/// <param name="factory">The geometry factory to use.</param>
public override void Write(Geometry geometry, BinaryWriter writer, GeometryFactory factory)
{
MultiLineString multi = (MultiLineString)geometry;
writer.Write((int)this.ShapeType);
this.WriteBoundingBox(multi.getEnvelopeInternal(), writer);
int numParts = multi.getNumGeometries();
int numPoints = multi.getNumPoints();
writer.Write(numParts);
writer.Write(numPoints);
//LineString[] lines = new LineString[numParts];
// write the offsets
int offset = 0;
for (int i = 0; i < numParts; i++)
{
Geometry g = multi.getGeometryN(i);
writer.Write(offset);
offset = offset + g.getNumPoints();
}
for (int part = 0; part < numParts; part++)
{
Coordinate[] coords = multi.getGeometryN(part).getCoordinates();
for (int i = 0; i < coords.Length; i++)
{
factory.getPrecisionModel().makePrecise(coords[i]);
writer.Write(coords[i].x);
writer.Write(coords[i].y);
}
}
}
public void TestMultiLineString1()
{
string wkt = "MULTILINESTRING (( 10.05 10.28 , 20.95 20.89 ),( 20.95 20.89, 31.92 21.45)) ";
GeometryFactory factory = new GeometryFactory();
Geometry geometry = new GeometryWKTReader(factory).Create(wkt);
MultiLineString multilineString = (MultiLineString)geometry;
Assertion.AssertEquals("Multilinestring 1", 2, multilineString.getNumGeometries());
LineString linestring1 = (LineString)multilineString.getGeometryN(0);
LineString linestring2 = (LineString)multilineString.getGeometryN(1);
Assertion.AssertEquals("MLS 1", 10.05, linestring1.getCoordinates()[0].x);
Assertion.AssertEquals("MLS 2", 10.28, linestring1.getCoordinates()[0].y);
Assertion.AssertEquals("MLS 3", 20.95, linestring1.getCoordinates()[1].x);
Assertion.AssertEquals("MLS 4", 20.89, linestring1.getCoordinates()[1].y);
Assertion.AssertEquals("MLS 1", 20.95, linestring2.getCoordinates()[0].x);
Assertion.AssertEquals("MLS 2", 20.89, linestring2.getCoordinates()[0].y);
Assertion.AssertEquals("MLS 3", 31.92, linestring2.getCoordinates()[1].x);
Assertion.AssertEquals("MLS 4", 21.45, linestring2.getCoordinates()[1].y);
string wkt2 = new GeometryWKTWriter().Write(multilineString);
Assertion.AssertEquals("wkt", true, Compare.WktStrings(wkt, wkt2));
}
/// <summary>
/// Converts a MultiLineString to <MultiLineString Text>
/// format, then Appends it to the writer.
/// </summary>
/// <param name="multiLineString">The MultiLineString to process.</param>
/// <param name="level"></param>
/// <param name="indentFirst"></param>
/// <param name="writer">The output stream writer to Append to.</param>
protected void AppendMultiLineStringText(MultiLineString multiLineString, int level, bool indentFirst, StringWriter writer)
{
if ( multiLineString.isEmpty() )
{
writer.Write("EMPTY");
}
else
{
int level2 = level;
bool doIndent = indentFirst;
writer.Write("(");
for (int i = 0; i < multiLineString.getNumGeometries(); i++)
{
if (i > 0)
{
writer.Write(", ");
level2 = level + 1;
doIndent = true;
}
AppendLineStringText((LineString) multiLineString.getGeometryN(i), level2, doIndent, writer);
}
writer.Write(")");
}
}
private void WriteMultiLineString(MultiLineString mls, WKBByteOrder byteOrder)
{
// Write byte order
_writer.Write((byte)byteOrder);
// Write type
this.WriteType(mls, byteOrder);
//Write the number of linestrings.
this.Write((uint)mls.getNumGeometries(), byteOrder);
//Loop on the number of linestrings.
for (int i = 0; i < mls.getNumGeometries(); i++)
{
// Write each linestring.
this.WriteLineString((LineString)mls.getGeometryN(i), byteOrder, true);
}
}
/// <summary>
/// Converts a MultiLineString to <MultiLineString Text>
/// format, then Appends it to the writer.
/// </summary>
/// <param name="multiLineString">The MultiLineString to process.</param>
/// <param name="writer">The output stream writer to Append to.</param>
protected void AppendMultiLineStringText(MultiLineString multiLineString, TextWriter writer)
{
if (multiLineString.isEmpty())
{
writer.Write("EMPTY");
}
else
{
for (int i = 0; i < multiLineString.getNumGeometries(); i++)
{
if (i > 0)
{
writer.Write(", ");
}
//AppendLineStringText((LineString) multiLineString.GetGeometryN(i), level2, doIndent, writer);
AppendLineStringText((LineString) multiLineString.getGeometryN(i), writer);
}
//writer.Write(")");
}
}
