protected override void OnLoad(EventArgs e)
{
for (int i = 0; i < _reader.GetPropertyCount(); i++)
{
string name = _reader.GetPropertyName(i);
grdResults.Columns.Add(name, name);
}
int count = 0;
try
{
this.Cursor = Cursors.WaitCursor;
while (_reader.ReadNext())
{
count++;
object[] values = new object[_reader.GetPropertyCount()];
for (int i = 0; i < _reader.GetPropertyCount(); i++)
{
if (_reader.IsNull(i))
{
values[i] = null;
}
else
{
int pt = _reader.GetPropertyType(i);
switch (pt)
{
case MgPropertyType.Blob:
values[i] = "BLOB VALUE";
break;
case MgPropertyType.Boolean:
values[i] = _reader.GetBoolean(i);
break;
case MgPropertyType.Byte:
values[i] = _reader.GetByte(i);
break;
case MgPropertyType.Clob:
values[i] = "CLOB VALUE";
break;
case MgPropertyType.DateTime:
var mdt = _reader.GetDateTime(i);
values[i] = mdt.ToString();
break;
case MgPropertyType.Decimal:
case MgPropertyType.Double:
values[i] = _reader.GetDouble(i);
break;
case MgPropertyType.Feature:
values[i] = "NESTED FEATURE READER";
break;
case MgPropertyType.Geometry:
MgByteReader agf = _reader.GetGeometry(i);
MgGeometry geom = _agfRW.Read(agf);
values[i] = _wktRW.Write(geom);
break;
case MgPropertyType.Int16:
values[i] = _reader.GetInt16(i);
break;
case MgPropertyType.Int32:
values[i] = _reader.GetInt32(i);
break;
case MgPropertyType.Int64:
values[i] = _reader.GetInt64(i);
break;
case MgPropertyType.Raster:
values[i] = "RASTER IMAGE";
break;
case MgPropertyType.Single:
values[i] = _reader.GetSingle(i);
break;
case MgPropertyType.String:
values[i] = _reader.GetString(i);
break;
}
}
}
grdResults.Rows.Add(values);
}
}
finally
{
this.Cursor = Cursors.Default;
_reader.Close();
toolStripStatusLabel1.Text = count + " features returned";
}
}
public LocalNativeRecord(MgReader reader, FixedWKTReader mgReader, MgAgfReaderWriter agfRw, MgWktReaderWriter wktRw)
{
for (int i = 0; i < reader.GetPropertyCount(); i++)
{
string name = reader.GetPropertyName(i);
_ordinalMap[i] = name;
var pt = (PropertyValueType)reader.GetPropertyType(name);
switch (pt)
{
case PropertyValueType.Blob:
_values[name] = new BlobValue();
break;
case PropertyValueType.Boolean:
_values[name] = new BooleanValue();
break;
case PropertyValueType.Byte:
_values[name] = new ByteValue();
break;
case PropertyValueType.Clob:
_values[name] = new ClobValue();
break;
case PropertyValueType.DateTime:
_values[name] = new DateTimeValue();
break;
case PropertyValueType.Double:
_values[name] = new DoubleValue();
break;
case PropertyValueType.Feature:
_values[name] = new FeatureValue();
break;
case PropertyValueType.Geometry:
_values[name] = new GeometryValue();
break;
case PropertyValueType.Int16:
_values[name] = new Int16Value();
break;
case PropertyValueType.Int32:
_values[name] = new Int32Value();
break;
case PropertyValueType.Int64:
_values[name] = new Int64Value();
break;
case PropertyValueType.Raster:
_values[name] = new RasterValue();
break;
case PropertyValueType.Single:
_values[name] = new SingleValue();
break;
case PropertyValueType.String:
_values[name] = new StringValue();
break;
}
}
for (int i = 0; i < reader.GetPropertyCount(); i++)
{
string name = _ordinalMap[i];
GetByteReaderMethod getblob = () => { return reader.GetBLOB(name); };
GetByteReaderMethod getclob = () => { return reader.GetCLOB(name); };
GetByteReaderMethod getgeom = () => { return reader.GetGeometry(name); };
if (!reader.IsNull(name))
{
var pt = (PropertyValueType)reader.GetPropertyType(name);
switch (pt)
{
case PropertyValueType.Blob:
((BlobValue)_values[name]).Value = Utility.StreamAsArray(new MgReadOnlyStream(getblob));
break;
case PropertyValueType.Boolean:
((BooleanValue)_values[name]).Value = reader.GetBoolean(name);
break;
case PropertyValueType.Byte:
((ByteValue)_values[name]).Value = reader.GetByte(name);
break;
case PropertyValueType.Clob:
byte[] b = Utility.StreamAsArray(new MgReadOnlyStream(getclob));
((ClobValue)_values[name]).Value = Encoding.UTF8.GetChars(b);
break;
case PropertyValueType.DateTime:
((DateTimeValue)_values[name]).Value = Utility.ConvertMgDateTime(reader.GetDateTime(name));
break;
case PropertyValueType.Double:
((DoubleValue)_values[name]).Value = reader.GetDouble(name);
break;
//case PropertyValueType.Feature:
case PropertyValueType.Geometry:
try
{
//TODO: See if SWIG issues come into play here
var geom = agfRw.Read(reader.GetGeometry(name));
var wkt = wktRw.Write(geom);
((GeometryValue)_values[name]).Value = mgReader.Read(wkt);
}
catch //Invalid geometry fail!
{
((GeometryValue)_values[name]).SetNull();
}
break;
case PropertyValueType.Int16:
((Int16Value)_values[name]).Value = reader.GetInt16(name);
break;
case PropertyValueType.Int32:
((Int32Value)_values[name]).Value = reader.GetInt32(name);
break;
case PropertyValueType.Int64:
((Int64Value)_values[name]).Value = reader.GetInt64(name);
break;
case PropertyValueType.Single:
((SingleValue)_values[name]).Value = reader.GetSingle(name);
break;
case PropertyValueType.String:
((StringValue)_values[name]).Value = reader.GetString(name);
break;
}
}
}
}
public LocalNativeRecord(MgReader reader, FixedWKTReader mgReader, MgAgfReaderWriter agfRw, MgWktReaderWriter wktRw)
{
for (int i = 0; i < reader.GetPropertyCount(); i++)
{
string name = reader.GetPropertyName(i);
_ordinalMap[i] = name;
var pt = (PropertyValueType)reader.GetPropertyType(name);
switch (pt)
{
case PropertyValueType.Blob:
_values[name] = new BlobValue();
break;
case PropertyValueType.Boolean:
_values[name] = new BooleanValue();
break;
case PropertyValueType.Byte:
_values[name] = new ByteValue();
break;
case PropertyValueType.Clob:
_values[name] = new ClobValue();
break;
case PropertyValueType.DateTime:
_values[name] = new DateTimeValue();
break;
case PropertyValueType.Double:
_values[name] = new DoubleValue();
break;
case PropertyValueType.Feature:
_values[name] = new FeatureValue();
break;
case PropertyValueType.Geometry:
_values[name] = new GeometryValue();
break;
case PropertyValueType.Int16:
_values[name] = new Int16Value();
break;
case PropertyValueType.Int32:
_values[name] = new Int32Value();
break;
case PropertyValueType.Int64:
_values[name] = new Int64Value();
break;
case PropertyValueType.Raster:
_values[name] = new RasterValue();
break;
case PropertyValueType.Single:
_values[name] = new SingleValue();
break;
case PropertyValueType.String:
_values[name] = new StringValue();
break;
}
}
for (int i = 0; i < reader.GetPropertyCount(); i++)
{
string name = _ordinalMap[i];
GetByteReaderMethod getblob = () => { return reader.GetBLOB(name); };
GetByteReaderMethod getclob = () => { return reader.GetCLOB(name); };
GetByteReaderMethod getgeom = () => { return reader.GetGeometry(name); };
if (!reader.IsNull(name))
{
var pt = (PropertyValueType)reader.GetPropertyType(name);
switch (pt)
{
case PropertyValueType.Blob:
((BlobValue)_values[name]).Value = Utility.StreamAsArray(new MgReadOnlyStream(getblob));
break;
case PropertyValueType.Boolean:
((BooleanValue)_values[name]).Value = reader.GetBoolean(name);
break;
case PropertyValueType.Byte:
((ByteValue)_values[name]).Value = reader.GetByte(name);
break;
case PropertyValueType.Clob:
byte [] b = Utility.StreamAsArray(new MgReadOnlyStream(getclob));
((ClobValue)_values[name]).Value = Encoding.UTF8.GetChars(b);
break;
case PropertyValueType.DateTime:
((DateTimeValue)_values[name]).Value = Utility.ConvertMgDateTime(reader.GetDateTime(name));
break;
case PropertyValueType.Double:
((DoubleValue)_values[name]).Value = reader.GetDouble(name);
break;
//case PropertyValueType.Feature:
case PropertyValueType.Geometry:
try
{
//TODO: See if SWIG issues come into play here
var geom = agfRw.Read(reader.GetGeometry(name));
var wkt = wktRw.Write(geom);
((GeometryValue)_values[name]).Value = mgReader.Read(wkt);
}
catch //Invalid geometry fail!
{
((GeometryValue)_values[name]).SetNull();
}
break;
case PropertyValueType.Int16:
((Int16Value)_values[name]).Value = reader.GetInt16(name);
break;
case PropertyValueType.Int32:
((Int32Value)_values[name]).Value = reader.GetInt32(name);
break;
case PropertyValueType.Int64:
((Int64Value)_values[name]).Value = reader.GetInt64(name);
break;
case PropertyValueType.Single:
((SingleValue)_values[name]).Value = reader.GetSingle(name);
break;
case PropertyValueType.String:
((StringValue)_values[name]).Value = reader.GetString(name);
break;
}
}
}
}
