private static string PrintBool(PyBool boolean)
{
return("[PyBool " + boolean.Value + "]");
}
protected override void EncodeInternal(BinaryWriter output)
{
output.Write((byte)MarshalOpcode.PackedRow);
Header.Encode(output);
int cc = Columns.Count;
var rawStream = new MemoryStream();
var writer = new BinaryWriter(rawStream);
var reader = new BinaryReader(rawStream);
var sizeList = Columns.OrderByDescending(c => FieldTypeHelper.GetTypeBits(c.Type));
foreach (Column col in sizeList)
{
switch (col.Type)
{
case FieldType.I8:
case FieldType.UI8:
case FieldType.CY:
case FieldType.FileTime:
writer.Write(col.Value.IntValue);
break;
case FieldType.I4:
case FieldType.UI4:
writer.Write((int)(col.Value.IntValue));
break;
case FieldType.I2:
case FieldType.UI2:
writer.Write((short)(col.Value.IntValue));
break;
case FieldType.I1:
case FieldType.UI1:
writer.Write((byte)(col.Value.IntValue));
break;
case FieldType.R8:
writer.Write((double)(col.Value.FloatValue));
break;
case FieldType.R4:
writer.Write((float)(col.Value.FloatValue));
break;
case FieldType.Bool:
writer.Write((byte)(col.Value.IntValue));
break;
case FieldType.Bytes:
writer.Write((col.Value as PyBuffer).Data);
break;
case FieldType.Str:
case FieldType.WStr:
col.Value.Encode(output);
break;
default:
throw new Exception("Unsupported FieldType");
}
}
long bitByte = 0;
byte bitOffset = 0;
byte[] unpacked = rawStream.ToArray();
rawStream.Close();
foreach (Column col in Columns)
{
if (FieldTypeHelper.GetTypeBits(col.Type) != 1)
{
continue;
}
PyBool value = col.Value as PyBool;
if (bitOffset > 7)
{
bitOffset = 0;
}
if (bitOffset == 0)
{
bitByte = unpacked.Length + 1;
Array.Resize <byte>(ref unpacked, (int)(bitByte));
}
unpacked[bitByte] |= (byte)(((value.Value == true) ? 1 : 0) << bitOffset++);
}
rawStream = new MemoryStream(unpacked);
reader = new BinaryReader(rawStream);
ZeroCompress(reader, rawStream, output);
foreach (Column col in Columns)
{
col.Value.Encode(output);
}
reader.Close();
}
private static string PrintBool(PyBool boolean)
{
return "[PyBool " + boolean.Value + "]";
}
