/// <summary>
/// Updates the values contained by the vector element identified by the given tag
/// or adds a new vector element if one does not already exist.
/// </summary>
/// <param name="tag">The tag which identifies the vector element to be updated.</param>
/// <param name="type">The physical type of the values contained in the vector element.</param>
/// <param name="bytes">The values to be entered into the vector element.</param>
/// <returns>The vector element which was updated, or a new vector element if one did not already exist.</returns>
public VectorElement AddOrUpdateVector(Guid tag, PhysicalType type, byte[] bytes)
{
VectorElement vectorElement = GetOrAddVector(tag);
vectorElement.TypeOfValue = type;
vectorElement.Size = bytes.Length / type.GetByteSize();
vectorElement.SetValues(bytes, 0);
return(vectorElement);
}
private int GetByteSize(VectorElement vector)
{
if ((object)vector == null)
{
return(0);
}
return(4 + (vector.Size * vector.TypeOfValue.GetByteSize()));
}
// Reads a vector element from the PQDIF file.
private VectorElement ReadVector(BinaryReader recordBodyReader, PhysicalType typeOfValue)
{
VectorElement element = new VectorElement()
{
Size = recordBodyReader.ReadInt32(),
TypeOfValue = typeOfValue
};
byte[] values = recordBodyReader.ReadBytes(element.Size * typeOfValue.GetByteSize());
element.SetValues(values, 0);
return(element);
}
/// <summary>
/// Gets the vector element identified by the given tag
/// or adds a new vector element if one does not already exist.
/// </summary>
/// <param name="tag">The tag which identifies the vector element to be retrieved.</param>
/// <returns>The vector element identified by the tag, or a new vector element if one did not already exist.</returns>
public VectorElement GetOrAddVector(Guid tag)
{
VectorElement vectorElement = GetVectorByTag(tag);
if ((object)vectorElement == null)
{
vectorElement = new VectorElement()
{
TagOfElement = tag
};
AddElement(vectorElement);
}
return(vectorElement);
}
private int GetByteSize(VectorElement vector)
{
if ((object)vector == null)
return 0;
return 4 + (vector.Size * vector.TypeOfValue.GetByteSize());
}
private void WriteVector(BinaryWriter writer, VectorElement vector)
{
writer.Write(vector.Size);
writer.Write(vector.GetValues());
}
// Reads a vector element from the PQDIF file.
private VectorElement ReadVector(BinaryReader recordBodyReader, PhysicalType typeOfValue)
{
VectorElement element = new VectorElement()
{
Size = recordBodyReader.ReadInt32(),
TypeOfValue = typeOfValue
};
byte[] values = recordBodyReader.ReadBytes(element.Size * typeOfValue.GetByteSize());
element.SetValues(values, 0);
return element;
}
private void WriteVector(BinaryWriter writer, VectorElement vector)
{
writer.Write(vector.Size);
writer.Write(vector.GetValues());
}