public DataRow parseRow(int id, ref RandomAccess ra)
{
DataRow retRow = _tableDT.NewRow();
retRow["ID"] = id;
for (int t = 0; t < _fields.Count; t++)
{
TableField field = _fields[t];
if (field.isArray())
{
object[] arr = new object[field.Elements];
int fieldSize = field.Length / arr.Length;
for (int y = 0; y < arr.Length; y++)
{
arr[y] = parseField(field.FieldType, field.Offset + 9 + fieldSize * y, fieldSize, field, ra);
}
retRow[field.FieldName] = arr;
}
else
{
retRow[field.FieldName] = parseField(field.FieldType, field.Offset + 9, field.Length, field, ra);
}
}
return(retRow);
}
public object parseField(int type, int ofs, int len, TableField field, RandomAccess ra)
{
ra.jumpAbs(ofs);
switch (type)
{
case 1:
// byte
assertEqual(1, len);
return(ra.leByte());
case 2:
// short
assertEqual(2, len);
return(ra.leShort());
case 3:
// unsigned short
assertEqual(2, len);
return(ra.leUShort());
case 4:
// Date, mask encoded.
long date = ra.leULong();
if (date != 0)
{
long years = (date & 0xFFFF0000) >> 16;
long months = (date & 0x0000FF00) >> 8;
long days = (date & 0x000000FF);
return(new DateTime((int)years, (int)months, (int)days));
}
else
{
return(null);
}
case 5:
//
// Time, mask encoded.
// So far i've only had values with hours and minutes
// but no seconds or milliseconds so I've no way of
// knowing how to decode these.
//
//TODO: Fix the time here based on decaseconds
int time = ra.leLong();
int mins = (time & 0x00FF0000) >> 16;
int hours = (time & 0x7F000000) >> 24;
//
return(hours + " " + mins); //
case 6:
// Long
assertEqual(4, len);
return(ra.leLong());
case 7:
// Unsigned Long
assertEqual(4, len);
return(ra.leULong());
case 8:
// Float
assertEqual(4, len);
return(ra.leFloat());
case 9:
// Double
assertEqual(8, len);
return(ra.leDouble());
case 0x0A:
// BCD encoded.
return(ra.binaryCodedDecimal(len, field.BcdLengthOfElement, field.BcdDigitsAfterDecimalPoint));
case 0x12:
// Fixed Length String
return(ra.fixedLengthString(len));
case 0x13:
return(ra.zeroTerminatedString());
case 0x14:
return(ra.pascalString());
case 0x16:
// Group (an overlay on top of existing data, can be anything).
return(ra.leBytes(len));
default:
throw new Exception("Unsupported type " + type + " (" + len + ")");
}
}
/**
* checks if this field fits in the given group field.
* @param group the group field.
* @return true if it fits.
*/
public bool isInGroup(TableField group)
{
return((group.Offset <= _offset) && ((group.Offset + group.Length) >= (_offset + _length)));
}
