public ShapefileDataReader(IStreamProviderRegistry streamProviderRegistry, IGeometryFactory geometryFactory)
{
if (streamProviderRegistry==null)
throw new ArgumentNullException("streamProviderRegistry");
if (geometryFactory == null)
throw new ArgumentNullException("geometryFactory");
_open = true;
_dbfReader = new DbaseFileReader(streamProviderRegistry);
_shpReader = new ShapefileReader(streamProviderRegistry, geometryFactory);
_dbfHeader = _dbfReader.GetHeader();
_recordCount = _dbfHeader.NumRecords;
// copy dbase fields to our own array. Insert into the first position, the shape column
_dbaseFields = new DbaseFieldDescriptor[_dbfHeader.Fields.Length + 1];
_dbaseFields[0] = DbaseFieldDescriptor.ShapeField();
for (int i = 0; i < _dbfHeader.Fields.Length; i++)
_dbaseFields[i + 1] = _dbfHeader.Fields[i];
_shpHeader = _shpReader.Header;
_dbfEnumerator = _dbfReader.GetEnumerator();
_shpEnumerator = _shpReader.GetEnumerator();
_moreRecords = true;
}
/// <summary>
/// Method to write a dummy dbase file
/// </summary>
/// <param name="streamProviderRegistry">The stream provider registry</param>
/// <param name="recordCount">The number of records</param>
public static void WriteDummyDbf(IStreamProviderRegistry streamProviderRegistry, int recordCount)
{
using (var dbfWriter = new DbaseFileWriter(streamProviderRegistry))
{
WriteDummyDbf(dbfWriter, recordCount);
}
}
public ShapefileDataReader(IStreamProviderRegistry streamProviderRegistry, IGeometryFactory geometryFactory)
{
if (streamProviderRegistry == null)
{
throw new ArgumentNullException("streamProviderRegistry");
}
if (geometryFactory == null)
{
throw new ArgumentNullException("geometryFactory");
}
_open = true;
_dbfReader = new DbaseFileReader(streamProviderRegistry);
_shpReader = new ShapefileReader(streamProviderRegistry, geometryFactory);
_dbfHeader = _dbfReader.GetHeader();
_recordCount = _dbfHeader.NumRecords;
// copy dbase fields to our own array. Insert into the first position, the shape column
_dbaseFields = new DbaseFieldDescriptor[_dbfHeader.Fields.Length + 1];
_dbaseFields[0] = DbaseFieldDescriptor.ShapeField();
for (int i = 0; i < _dbfHeader.Fields.Length; i++)
{
_dbaseFields[i + 1] = _dbfHeader.Fields[i];
}
_shpHeader = _shpReader.Header;
_dbfEnumerator = _dbfReader.GetEnumerator();
_shpEnumerator = _shpReader.GetEnumerator();
_moreRecords = true;
}
public ShapefileReader(IStreamProviderRegistry shapeStreamProviderRegistry, IGeometryFactory geometryFactory)
{
if (shapeStreamProviderRegistry == null)
{
throw new ArgumentNullException("shapeStreamProviderRegistry");
}
if (geometryFactory == null)
{
throw new ArgumentNullException("geometryFactory");
}
_shapeStreamProviderRegistry = shapeStreamProviderRegistry;
_geometryFactory = geometryFactory;
// read header information. note, we open the file, read the header information and then
// close the file. This means the file is not opened again until GetEnumerator() is requested.
// For each call to GetEnumerator() a new BinaryReader is created.
using (var stream = shapeStreamProviderRegistry[StreamTypes.Shape].OpenRead())
{
using (var shpBinaryReader = new BigEndianBinaryReader(stream))
{
_mainHeader = new ShapefileHeader(shpBinaryReader);
}
}
}
/// <summary>
/// Initializes a new instance of the DbaseFileReader class.
/// </summary>
/// <param name="streamProviderRegistry">A stream provider registry</param>
public DbaseFileReader(IStreamProviderRegistry streamProviderRegistry)
{
if (streamProviderRegistry == null)
{
throw new ArgumentNullException("streamProviderRegistry");
}
_streamProvider = streamProviderRegistry[StreamTypes.Data];
if (_streamProvider == null)
{
throw new ArgumentException("Stream provider registry does not provide a data stream provider", "streamProviderRegistry");
}
if (_streamProvider.Kind != StreamTypes.Data)
{
throw new ArgumentException(string.Format(
"Misconfigured stream provider registry does provide a {0} stream provider when requested data stream provider",
_streamProvider.Kind), "streamProviderRegistry");
}
_encodingProvider = streamProviderRegistry[StreamTypes.DataEncoding];
if (_encodingProvider != null && _encodingProvider.Kind != StreamTypes.DataEncoding)
{
throw new ArgumentException(string.Format(
"Misconfigured stream provider registry does provide a {0} stream provider when requested data encoding stream provider",
_streamProvider.Kind), "streamProviderRegistry");
}
}
public ShapefileDataWriter(IStreamProviderRegistry streamProviderRegistry, IGeometryFactory geometryFactory, Encoding encoding)
{
_geometryFactory = geometryFactory;
_streamProviderRegistry = streamProviderRegistry;
// Writers
_dbaseWriter = new DbaseFileWriter(streamProviderRegistry, encoding);
}
public static DbaseFileHeader GetHeader(IStreamProviderRegistry streamProviderRegistry)
{
DbaseFileHeader header = new DbaseFileHeader();
using (var stream = streamProviderRegistry[StreamTypes.Data].OpenRead())
using (var reader = new BinaryReader(stream))
header.ReadHeader(reader, streamProviderRegistry[StreamTypes.Data] is FileStreamProvider ? ((FileStreamProvider)streamProviderRegistry[StreamTypes.Data]).Path : null);
return(header);
}
public static DbaseFileHeader GetHeader(IStreamProviderRegistry streamProviderRegistry)
{
DbaseFileHeader header = new DbaseFileHeader();
using (var stream = streamProviderRegistry[StreamTypes.Data].OpenRead())
using (var reader = new BinaryReader(stream))
header.ReadHeader(reader, streamProviderRegistry[StreamTypes.Data] is FileStreamProvider ? ((FileStreamProvider)streamProviderRegistry[StreamTypes.Data]).Path : null);
return header;
}
public DbaseFileWriter(IStreamProviderRegistry streamProviderRegistry, Encoding enc)
{
if (streamProviderRegistry == null)
throw new ArgumentNullException("streamProviderRegistry");
if (enc == null)
throw new ArgumentNullException("enc");
_encoding = enc;
_writer = new BinaryWriter(streamProviderRegistry[StreamTypes.Data].OpenWrite(false), _encoding);
}
public ShapeReader(IStreamProviderRegistry streamProviderRegistry)
{
if (streamProviderRegistry == null)
throw new ArgumentNullException("streamProviderRegistry");
m_StreamProviderRegistry = streamProviderRegistry;
m_ShapeFileHeader = new ShapefileHeader(ShapeReaderStream);
m_ShapeHandler = Shapefile.GetShapeHandler(ShapefileHeader.ShapeType);
m_ShapeOffsetCache = new Lazy<long[]>(BuildOffsetCache, LazyThreadSafetyMode.ExecutionAndPublication);
}
public ShapeReader(IStreamProviderRegistry streamProviderRegistry)
{
if (streamProviderRegistry == null)
{
throw new ArgumentNullException("streamProviderRegistry");
}
m_StreamProviderRegistry = streamProviderRegistry;
ShapefileHeader = new ShapefileHeader(ShapeReaderStream);
m_ShapeHandler = Shapefile.GetShapeHandler(ShapefileHeader.ShapeType);
m_ShapeOffsetCache = new Lazy <long[]>(BuildOffsetCache, LazyThreadSafetyMode.ExecutionAndPublication);
}
/// <summary>
/// Initializes a new instance of the DbaseFileWriter class using the provided <paramref name="streamProviderRegistry"/> and the given <paramref name="encoding"/>.
/// </summary>
/// <param name="streamProviderRegistry">The stream provider registry</param>
/// <param name="encoding">The encoding</param>
public DbaseFileWriter(IStreamProviderRegistry streamProviderRegistry, Encoding encoding)
{
if (streamProviderRegistry == null)
{
throw new ArgumentNullException("streamProviderRegistry");
}
if (encoding == null)
{
throw new ArgumentNullException("encoding");
}
_encoding = encoding;
_writer = new BinaryWriter(streamProviderRegistry[StreamTypes.Data].OpenWrite(false), _encoding);
}
/// <summary>
/// Initializes a new instance of the DbaseFileReader class.
/// </summary>
/// <param name="streamProviderRegistry">A stream provider registry</param>
public DbaseFileReader(IStreamProviderRegistry streamProviderRegistry)
{
if (streamProviderRegistry == null)
throw new ArgumentNullException("streamProviderRegistry");
_streamProvider = streamProviderRegistry[StreamTypes.Data];
if (_streamProvider == null)
throw new ArgumentException("Stream provider registry does not provide a data stream provider", "streamProviderRegistry");
if (_streamProvider == null)
throw new ArgumentException(string.Format(
"Misconfigured stream provider registry does provide a {0} stream provider when requested data stream provider",
_streamProvider.Kind), "streamProviderRegistry");
}
public static ShapefileDataReader CreateDataReader(IStreamProviderRegistry streamProviderRegistry,
GeometryFactory geometryFactory)
{
if (streamProviderRegistry == null)
{
throw new ArgumentNullException("streamProviderRegistry");
}
if (geometryFactory == null)
{
throw new ArgumentNullException("geometryFactory");
}
var shpDataReader = new ShapefileDataReader(streamProviderRegistry, geometryFactory);
return(shpDataReader);
}
public static void WriteGeometryCollection(IStreamProviderRegistry streamProviderRegistry,
IGeometryCollection geometryCollection, bool createDummyDbf = true)
{
var shapeFileType = Shapefile.GetShapeType(geometryCollection);
using (var writer = new ShapefileWriter(geometryCollection.Factory, streamProviderRegistry, shapeFileType))
{
var dbfWriter = createDummyDbf ? new DbaseFileWriter(streamProviderRegistry) : null;
WriteGeometryCollection(writer, dbfWriter, geometryCollection, createDummyDbf);
if (dbfWriter != null)
{
dbfWriter.Dispose();
}
}
}
public ShapefileWriter(IGeometryFactory geometryFactory, IStreamProviderRegistry streamProviderRegistry,
ShapeGeometryType geomType)
: this(geometryFactory)
{
_shpStream = streamProviderRegistry[StreamTypes.Shape].OpenWrite(true);
_shxStream = streamProviderRegistry[StreamTypes.Index].OpenWrite(true);
_geometryType = geomType;
_shpBinaryWriter = new BigEndianBinaryWriter(_shpStream);
_shxBinaryWriter = new BigEndianBinaryWriter(_shxStream);
WriteShpHeader(_shpBinaryWriter, 0, new Envelope(0, 0, 0, 0));
WriteShxHeader(_shxBinaryWriter, 0, new Envelope(0, 0, 0, 0));
_shapeHandler = Shapefile.GetShapeHandler(geomType);
}
public ShapefileWriter(IGeometryFactory geometryFactory, IStreamProviderRegistry streamProviderRegistry, ShapeGeometryType geomType)
: this(geometryFactory)
{
_shpStream = streamProviderRegistry[StreamTypes.Shape].OpenWrite(true);
_shxStream = streamProviderRegistry[StreamTypes.Index].OpenWrite(true);
_geometryType = geomType;
_shpBinaryWriter = new BigEndianBinaryWriter(_shpStream);
_shxBinaryWriter = new BigEndianBinaryWriter(_shxStream);
WriteShpHeader(_shpBinaryWriter, 0, new Envelope(0, 0, 0, 0));
WriteShxHeader(_shxBinaryWriter, 0, new Envelope(0, 0, 0, 0));
_shapeHandler = Shapefile.GetShapeHandler(geomType);
}
public ShapeDataReader(IStreamProviderRegistry streamProviderRegistry, ISpatialIndex <ShapeLocationInFileInfo> index, IGeometryFactory geoFactory, bool buildIndexAsync)
{
m_SpatialIndex = index;
m_GeoFactory = geoFactory;
ValidateParameters();
m_ShapeReader = new ShapeReader(streamProviderRegistry);
if (buildIndexAsync)
{
m_CancellationTokenSrc = new CancellationTokenSource();
m_IndexCreationTask = Task.Factory.StartNew(FillSpatialIndex, m_CancellationTokenSrc.Token);
}
else
{
FillSpatialIndex();
}
m_DbfReader = new DbaseReader(streamProviderRegistry[StreamTypes.Data]);
}
public ShapefileReader(IStreamProviderRegistry shapeStreamProviderRegistry, IGeometryFactory geometryFactory)
{
if (shapeStreamProviderRegistry == null)
throw new ArgumentNullException("shapeStreamProviderRegistry");
if (geometryFactory == null)
throw new ArgumentNullException("geometryFactory");
_shapeStreamProviderRegistry = shapeStreamProviderRegistry;
_geometryFactory = geometryFactory;
// read header information. note, we open the file, read the header information and then
// close the file. This means the file is not opened again until GetEnumerator() is requested.
// For each call to GetEnumerator() a new BinaryReader is created.
using (var stream = shapeStreamProviderRegistry[StreamTypes.Shape].OpenRead())
{
using (var shpBinaryReader = new BigEndianBinaryReader(stream))
{
_mainHeader = new ShapefileHeader(shpBinaryReader);
}
}
}
public ShapeDataReader(IStreamProviderRegistry streamProviderRegistry , ISpatialIndex<ShapeLocationInFileInfo> index, IGeometryFactory geoFactory, bool buildIndexAsync)
{
m_SpatialIndex = index;
m_GeoFactory = geoFactory;
ValidateParameters();
m_ShapeReader = new ShapeReader(streamProviderRegistry);
if (buildIndexAsync)
{
m_CancellationTokenSrc = new CancellationTokenSource();
m_IndexCreationTask = Task.Factory.StartNew(FillSpatialIndex, m_CancellationTokenSrc.Token);
}
else
{
FillSpatialIndex();
}
m_DbfReader = new DbaseReader(streamProviderRegistry[StreamTypes.Data]);
}
public static void WriteGeometryCollection(IStreamProviderRegistry streamProviderRegistry, IGeometryCollection geometryCollection)
{
var shapeFileType = Shapefile.GetShapeType(geometryCollection);
var numShapes = geometryCollection.NumGeometries;
using (var writer = new ShapefileWriter(geometryCollection.Factory, streamProviderRegistry, shapeFileType))
{
for (var i = 0; i < numShapes; i++)
{
writer.Write(geometryCollection[i]);
}
}
WriteDummyDbf(streamProviderRegistry, numShapes);
}
public ShapeDataReader(IStreamProviderRegistry streamProviderRegistry, ISpatialIndex <ShapeLocationInFileInfo> index, IGeometryFactory geoFactory)
: this(streamProviderRegistry, index, geoFactory, true)
{
}
public ShapeDataReader(IStreamProviderRegistry streamProviderRegistry, ISpatialIndex <ShapeLocationInFileInfo> index)
: this(streamProviderRegistry, index, new GeometryFactory())
{
}
public ShapeDataReader(IStreamProviderRegistry streamProviderRegistry)
: this(streamProviderRegistry, new STRtree <ShapeLocationInFileInfo>())
{
}
/// <summary>
/// Initializes a new instance of the DbaseFileWriter class using the provided <paramref name="streamProviderRegistry"/> and the default encoding
/// </summary>
/// <param name="streamProviderRegistry">The stream provider registry</param>
public DbaseFileWriter(IStreamProviderRegistry streamProviderRegistry)
: this(streamProviderRegistry, Encoding.GetEncoding(1252))
{
}
/// <summary>
/// Initializes a new instance of the DbaseFileWriter class using the provided <paramref name="streamProviderRegistry"/> and the default encoding
/// </summary>
/// <param name="streamProviderRegistry">The stream provider registry</param>
public DbaseFileWriter(IStreamProviderRegistry streamProviderRegistry)
: this(streamProviderRegistry,
DbaseFileHeader.GetEncoding(streamProviderRegistry[StreamTypes.DataEncoding]))
{
}
public static ShapefileDataReader CreateDataReader(IStreamProviderRegistry streamProviderRegistry,
GeometryFactory geometryFactory)
{
if (streamProviderRegistry == null)
throw new ArgumentNullException("streamProviderRegistry");
if (geometryFactory == null)
throw new ArgumentNullException("geometryFactory");
var shpDataReader = new ShapefileDataReader(streamProviderRegistry, geometryFactory);
return shpDataReader;
}
public ShapeDataReader(IStreamProviderRegistry streamProviderRegistry)
: this(streamProviderRegistry, new STRtree<ShapeLocationInFileInfo>())
{ }
public ShapefileDataWriter(IStreamProviderRegistry streamProviderRegistry, IGeometryFactory geometryFactory, Encoding encoding)
{
_geometryFactory = geometryFactory;
_streamProviderRegistry = streamProviderRegistry;
// Writers
_dbaseWriter = new DbaseFileWriter(streamProviderRegistry, encoding);
}
public static void WriteGeometryCollection(IStreamProviderRegistry streamProviderRegistry,
IGeometryCollection geometryCollection, bool createDummyDbf = true)
{
var shapeFileType = Shapefile.GetShapeType(geometryCollection);
using (var writer = new ShapefileWriter(geometryCollection.Factory, streamProviderRegistry, shapeFileType))
{
var dbfWriter = createDummyDbf ? new DbaseFileWriter(streamProviderRegistry) : null;
WriteGeometryCollection(writer, dbfWriter, geometryCollection, createDummyDbf);
if (dbfWriter != null)
dbfWriter.Dispose();
}
}
public ShapeDataReader(IStreamProviderRegistry streamProviderRegistry, ISpatialIndex<ShapeLocationInFileInfo> index, IGeometryFactory geoFactory)
: this(streamProviderRegistry, index, geoFactory, true)
{ }
/// <summary>
/// Method to write a dummy dbase file
/// </summary>
/// <param name="streamProviderRegistry">The stream provider registry</param>
/// <param name="recordCount">The number of records</param>
public static void WriteDummyDbf(IStreamProviderRegistry streamProviderRegistry, int recordCount)
{
using (var dbfWriter = new DbaseFileWriter(streamProviderRegistry))
{
WriteDummyDbf(dbfWriter, recordCount);
}
}
public DbaseFileWriter(IStreamProviderRegistry streamProviderRegistry)
: this(streamProviderRegistry, Encoding.GetEncoding(1252))
{
}
public ShapeDataReader(IStreamProviderRegistry streamProviderRegistry, ISpatialIndex<ShapeLocationInFileInfo> index)
: this(streamProviderRegistry, index, new GeometryFactory())
{ }
