/// <summary>
/// Returns the base-data value.
/// </summary>
/// <param name="stream">The stream.</param>
/// <returns>The base-data value.</returns>
private BaseData GetBaseDataValue(Stream stream)
{
Byte[] buffer = new Byte[12];
stream.Read(buffer, 0, 12);
Int32 numberOfRows = EndianBitConverter.ToInt32(buffer, ByteOrder.LittleEndian);
Int32 numberOfColumns = EndianBitConverter.ToInt32(buffer, 4, ByteOrder.LittleEndian);
Int32 itemTypeIndex = EndianBitConverter.ToUInt16(buffer, 8, ByteOrder.LittleEndian);
Int32 objectType = EndianBitConverter.ToUInt16(buffer, 10, ByteOrder.LittleEndian);
ItemType itemType = ItemTypeInfo.ItemTypeFromIndex(itemTypeIndex);
Object[,] values = new Object[numberOfRows, numberOfColumns];
Int32 rowIndex = 0, columnIndex = 0;
while (rowIndex < numberOfRows)
{
Object value = ReadValue(stream, ItemTypeInfo.TypeByteCount(itemType), itemType);
IEnumerable <Object> enumerableValue = value as IEnumerable <Object>;
if (enumerableValue != null)
{
foreach (Object item in enumerableValue)
{
values[rowIndex, columnIndex] = item;
columnIndex++;
if (columnIndex == numberOfColumns)
{
columnIndex = 0;
rowIndex++;
}
}
}
else
{
values[rowIndex, columnIndex] = value;
columnIndex++;
if (columnIndex == numberOfColumns)
{
columnIndex = 0;
rowIndex++;
}
}
}
return(new BaseData(itemType, values));
}
/// <summary>
/// Reads the contents of the <see cref="EhfaObject" /> from the specified stream.
/// </summary>
/// <param name="stream">The stream.</param>
public virtual void Read(Stream stream)
{
Int32 size = ItemTypeInfo.TypeByteCount(Type.ItemType);
if (Type.DataPlacement == DataPlacement.Internal)
{
if (Type.ItemType == ItemType.UChar || Type.ItemType == ItemType.Char)
{
size = _type.ItemNumber;
}
Value = ReadValue(stream, size, Type.ItemType);
}
else
{
Byte[] temp = new Byte[8];
stream.Read(temp, 0, temp.Length);
Int32 repeatCount = (Int32)EndianBitConverter.ToUInt32(temp, ByteOrder.LittleEndian);
if (repeatCount <= 0)
{
return;
}
if (Type.ItemType == ItemType.UChar || Type.ItemType == ItemType.Char)
{
size = repeatCount;
repeatCount = 1;
}
if (repeatCount > 1)
{
Value = ReadValues(stream, size, repeatCount, Type.ItemType);
}
else
{
Value = ReadValue(stream, size, Type.ItemType);
}
}
}