/// <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);
}
}
/// <summary>
/// Method to write a dummy dbase file
/// </summary>
/// <param name="dbfWriter">The dbase file writer</param>
/// <param name="recordCount">The number of records</param>
public static void WriteDummyDbf(DbaseFileWriter dbfWriter, int recordCount)
{
// Create the dummy header
var dbfHeader = new DbaseFileHeader {
NumRecords = recordCount
};
// add some dummy column
dbfHeader.AddColumn("Description", 'C', 20, 0);
// Write the header
dbfWriter.Write(dbfHeader);
// Write the features
for (int i = 0; i < recordCount; i++)
{
var columnValues = new List <double> {
i
};
dbfWriter.Write(columnValues);
}
// End of file flag (0x1A)
dbfWriter.WriteEndOfDbf();
dbfWriter.Close();
}
public ShapefileDataWriter(IStreamProviderRegistry streamProviderRegistry, IGeometryFactory geometryFactory, Encoding encoding)
{
_geometryFactory = geometryFactory;
_streamProviderRegistry = streamProviderRegistry;
// Writers
_dbaseWriter = new DbaseFileWriter(streamProviderRegistry, encoding);
}
/// <summary>
/// Method to write a dummy dbf file
/// </summary>
/// <param name="filename">The dbase filename</param>
/// <param name="recordCount">The number of records</param>
public static void WriteDummyDbf(string filename, int recordCount)
{
// assert the filename is correct
filename = Path.ChangeExtension(filename, "dbf");
using (var dbfWriter = new DbaseFileWriter(filename))
{
WriteDummyDbf(dbfWriter, recordCount);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="ShapefileDataWriter"/> class.
/// </summary>
/// <param name="fileName">File path without any extension</param>
/// <param name="geometryFactory"></param>
public ShapefileDataWriter(string fileName, IGeometryFactory geometryFactory)
{
_geometryFactory = geometryFactory;
// Files
_shpFile = fileName;
_dbfFile = fileName + ".dbf";
// Writers
_dbaseWriter = new DbaseFileWriter(_dbfFile);
}
/// <summary>
/// Initializes a new instance of the <see cref="ShapefileDataWriter"/> class.
/// </summary>
/// <param name="fileName">File path without any extension</param>
/// <param name="geometryFactory"></param>
public ShapefileDataWriter(string fileName, IGeometryFactory geometryFactory)
{
this.geometryFactory = geometryFactory;
// Files
shpFile = fileName;
dbfFile = fileName + ".dbf";
// Writers
shapeWriter = new ShapefileWriter(geometryFactory);
dbaseWriter = new DbaseFileWriter(dbfFile);
}
public static void WriteGeometryCollection(ShapefileWriter shapefileWriter, DbaseFileWriter dbfWriter,
GeometryCollection geometryCollection, bool writeDummyDbf = true)
{
int numShapes = geometryCollection.NumGeometries;
for (int i = 0; i < numShapes; i++)
{
shapefileWriter.Write(geometryCollection[i]);
}
if (writeDummyDbf)
{
WriteDummyDbf(dbfWriter, numShapes);
}
}
/// <summary>
/// Write the enumeration of features to shapefile (shp, shx and dbf)
/// </summary>
/// <param name="filename">Filename to create</param>
/// <param name="features">Enumeration of features to write, features will be enumerated once</param>
/// <param name="fields">Fields that should be written, only those attributes specified here will be mapped from the feature attributetable while writing</param>
/// <param name="shapeGeometryType">Type of geometries shapefile</param>
/// <param name="dbfEncoding">Optional Encoding to be used when writing the DBF-file (default Windows-1252)</param>
public static void WriteFeatures(string filename, IEnumerable <IFeature> features, DbaseFieldDescriptor[] fields, ShapeGeometryType shapeGeometryType,
Encoding dbfEncoding = null)
{
// Set default encoding if not specified
if (dbfEncoding == null)
{
dbfEncoding = DbaseEncodingUtility.GetEncodingForCodePageIdentifier(1252);
}
// Open shapefile and dbase stream writers
using (var shpWriter = new ShapefileWriter(Path.ChangeExtension(filename, ".shp"), shapeGeometryType))
{
using (var dbfWriter = new DbaseFileWriter(Path.ChangeExtension(filename, ".dbf"), dbfEncoding))
{
var dbfHeader = new DbaseFileHeader(dbfEncoding);
foreach (var field in fields)
{
dbfHeader.AddColumn(field.Name, field.DbaseType, field.Length, field.DecimalCount);
}
dbfWriter.Write(dbfHeader);
int numFeatures = 0;
string[] fieldNames = Array.ConvertAll(fields, field => field.Name);
object[] values = new object[fieldNames.Length];
foreach (var feature in features)
{
shpWriter.Write(feature.Geometry);
for (int i = 0; i < fieldNames.Length; i++)
{
values[i] = feature.Attributes[fieldNames[i]];
}
dbfWriter.Write(values);
numFeatures++;
}
// set the number of records
dbfHeader.NumRecords = numFeatures;
// Update the header
dbfWriter.Write(dbfHeader);
// write the end of dbase file marker
dbfWriter.WriteEndOfDbf();
// close the dbase stream
dbfWriter.Close();
}
}
}
/// <summary>
///
/// </summary>
/// <param name="filename"></param>
/// <param name="recordCount"></param>
public static void WriteDummyDbf(string filename, int recordCount)
{
DbaseFileHeader dbfHeader = new DbaseFileHeader();
dbfHeader.NumRecords = recordCount;
dbfHeader.AddColumn("Description", 'C', 20, 0);
DbaseFileWriter dbfWriter = new DbaseFileWriter(filename);
dbfWriter.Write(dbfHeader);
for (int i = 0; i < recordCount; i++)
{
List <double> columnValues = new List <double>();
columnValues.Add((double)i);
dbfWriter.Write(columnValues);
}
// End of file flag (0x1A)
dbfWriter.Write(0x1A);
dbfWriter.Close();
}
/// <summary>
///
/// </summary>
/// <param name="filename"></param>
/// <param name="recordCount"></param>
public static void WriteDummyDbf(string filename, int recordCount)
{
filename = Path.ChangeExtension(filename, "dbf");
var dbfHeader = new DbaseFileHeader {
NumRecords = recordCount
};
dbfHeader.AddColumn("Description", 'C', 20, 0);
var dbfWriter = new DbaseFileWriter(filename);
dbfWriter.Write(dbfHeader);
for (var i = 0; i < recordCount; i++)
{
var columnValues = new List <double> {
i
};
dbfWriter.Write(columnValues);
}
// End of file flag (0x1A)
dbfWriter.Write(0x1A);
dbfWriter.Close();
}
/// <summary>
/// Initializes a new instance of the <see cref="ShapefileDataWriter"/> class.
/// </summary>
/// <param name="fileName">File path without any extension</param>
/// <param name="geometryFactory"></param>
public ShapefileDataWriter(string fileName, IGeometryFactory geometryFactory)
{
_geometryFactory = geometryFactory;
// Files
_shpFile = fileName;
_dbfFile = fileName + ".dbf";
// Writers
_dbaseWriter = new DbaseFileWriter(_dbfFile);
}
/// <summary>
/// Write the enumeration of features to shapefile (shp, shx and dbf)
/// </summary>
/// <param name="filename">Filename to create</param>
/// <param name="features">Enumeration of features to write, features will be enumerated once</param>
/// <param name="fields">Fields that should be written, only those attributes specified here will be mapped from the feature attributetable while writing</param>
/// <param name="shapeGeometryType">Type of geometries shapefile</param>
/// <param name="dbfEncoding">Optional Encoding to be used when writing the DBF-file (default Windows-1252)</param>
public static void WriteFeatures(string filename, IEnumerable<IFeature> features, DbaseFieldDescriptor[] fields, ShapeGeometryType shapeGeometryType,
Encoding dbfEncoding = null)
{
// Set default encoding if not specified
if (dbfEncoding == null)
dbfEncoding = Encoding.GetEncoding(1252);
// Open shapefile and dbase stream writers
using (var shpWriter = new ShapefileWriter(Path.ChangeExtension(filename, ".shp"), shapeGeometryType))
{
using (var dbfWriter = new DbaseFileWriter(Path.ChangeExtension(filename, ".dbf"), dbfEncoding))
{
var dbfHeader = new DbaseFileHeader(dbfEncoding);
foreach (var field in fields)
{
dbfHeader.AddColumn(field.Name, field.DbaseType, field.Length, field.DecimalCount);
}
dbfWriter.Write(dbfHeader);
var numFeatures = 0;
foreach (var feature in features)
{
shpWriter.Write(feature.Geometry);
var values = new object[fields.Length];
for (var i = 0; i < fields.Length; i++)
{
values[i] = feature.Attributes[fields[i].Name];
}
dbfWriter.Write(values);
numFeatures++;
}
// set the number of records
dbfHeader.NumRecords = numFeatures;
// Update the header
dbfWriter.Write(dbfHeader);
// write the end of dbase file marker
dbfWriter.WriteEndOfDbf();
// close the dbase stream
dbfWriter.Close();
}
}
}
/// <summary>
/// Method to write a dummy dbase file
/// </summary>
/// <param name="dbfWriter">The dbase file writer</param>
/// <param name="recordCount">The number of records</param>
public static void WriteDummyDbf(DbaseFileWriter dbfWriter, int recordCount)
{
// Create the dummy header
var dbfHeader = new DbaseFileHeader {NumRecords = recordCount};
// add some dummy column
dbfHeader.AddColumn("Description", 'C', 20, 0);
// Write the header
dbfWriter.Write(dbfHeader);
// Write the features
for (var i = 0; i < recordCount; i++)
{
var columnValues = new List<double> {i};
dbfWriter.Write(columnValues);
}
// End of file flag (0x1A)
dbfWriter.WriteEndOfDbf();
dbfWriter.Close();
}
/// <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);
}
}
/// <summary>
/// Method to write a dummy dbf file
/// </summary>
/// <param name="filename">The dbase filename</param>
/// <param name="recordCount">The number of records</param>
public static void WriteDummyDbf(string filename, int recordCount)
{
// assert the filename is correct
filename = Path.ChangeExtension(filename, "dbf");
using (var dbfWriter = new DbaseFileWriter(filename))
{
WriteDummyDbf(dbfWriter, recordCount);
}
}
public static void WriteGeometryCollection(ShapefileWriter shapefileWriter, DbaseFileWriter dbfWriter,
IGeometryCollection geometryCollection, bool writeDummyDbf = true)
{
var numShapes = geometryCollection.NumGeometries;
for (var i = 0; i < numShapes; i++)
{
shapefileWriter.Write(geometryCollection[i]);
}
if (writeDummyDbf)
{
WriteDummyDbf(dbfWriter, numShapes);
}
}
public static void WriteDummyDbf(DbaseFileWriter dbfWriter, int recordCount)
{
var dbfHeader = new DbaseFileHeader { NumRecords = recordCount };
dbfHeader.AddColumn("Description", 'C', 20, 0);
dbfWriter.Write(dbfHeader);
for (var i = 0; i < recordCount; i++)
{
var columnValues = new List<double> { i };
dbfWriter.Write(columnValues);
}
// End of file flag (0x1A)
dbfWriter.Write(0x1A);
dbfWriter.Close();
}
public ShapefileDataWriter(IStreamProviderRegistry streamProviderRegistry, IGeometryFactory geometryFactory, Encoding encoding)
{
_geometryFactory = geometryFactory;
_streamProviderRegistry = streamProviderRegistry;
// Writers
_dbaseWriter = new DbaseFileWriter(streamProviderRegistry, encoding);
}
/// <summary>
///
/// </summary>
/// <param name="filename"></param>
/// <param name="recordCount"></param>
public static void WriteDummyDbf(string filename, int recordCount)
{
filename = Path.ChangeExtension(filename, "dbf");
var dbfHeader = new DbaseFileHeader {NumRecords = recordCount};
dbfHeader.AddColumn("Description",'C', 20, 0);
var dbfWriter = new DbaseFileWriter(filename);
dbfWriter.Write(dbfHeader);
for (var i = 0; i < recordCount; i++)
{
var columnValues = new List<double> {i};
dbfWriter.Write(columnValues);
}
// End of file flag (0x1A)
dbfWriter.Write(0x1A);
dbfWriter.Close();
}
public static void WriteGeometryCollection(ShapefileWriter shapefileWriter, DbaseFileWriter dbfWriter, IGeometryCollection geometryCollection)
{
var shapeFileType = Shapefile.GetShapeType(geometryCollection);
var numShapes = geometryCollection.NumGeometries;
for (var i = 0; i < numShapes; i++)
{
shapefileWriter.Write(geometryCollection[i]);
}
WriteDummyDbf(dbfWriter, numShapes);
}
