/// <summary>
/// Encode the changes in the IPofValue hierarchy recursively.
/// </summary>
/// <param name="writer">
/// DataWriter to write changes into.
/// </param>
/// <param name="value">
/// POF value to encode.
/// </param>
/// <param name="pos">
/// Current position in the original POF stream.
/// </param>
/// <returns>
/// Current position in the original POF stream.
/// </returns>
protected virtual int EncodeValue(DataWriter writer,
AbstractPofValue value, int pos)
{
if (value.IsDirty)
{
int of = value.Offset;
if (pos < of)
{
CopyFromOriginal(writer, pos, of - pos);
}
value.GetSerializedValue().WriteTo(writer);
pos = of + value.Size;
}
else if (value is ComplexPofValue)
{
IEnumerator en = ((ComplexPofValue)value).GetChildrenEnumerator();
while (en.MoveNext())
{
var entry = (DictionaryEntry)en.Current;
pos = EncodeValue(writer, (AbstractPofValue)entry.Value, pos);
}
}
// else if SimplePofValue: handled by IsDirty block
return(pos);
}
/// <summary>
/// Encode the changes in the IPofValue hierarchy recursively.
/// </summary>
/// <param name="writer">
/// DataWriter to write changes into.
/// </param>
/// <param name="value">
/// POF value to encode.
/// </param>
/// <param name="pos">
/// Current position in the original POF stream.
/// </param>
/// <returns>
/// Current position in the original POF stream.
/// </returns>
protected virtual int EncodeValue(DataWriter writer,
AbstractPofValue value, int pos)
{
if (value.IsDirty)
{
int of = value.Offset;
if (pos < of)
{
WriteExtract(writer, 0, pos, of - pos);
}
byte[] ab = value.GetSerializedValue().ToByteArray();
WriteAppend(writer, 0, ab, 0, ab.Length);
pos = of + value.Size;
}
else if (value is ComplexPofValue)
{
IEnumerator en = ((ComplexPofValue)value).GetChildrenEnumerator();
while (en.MoveNext())
{
var entry = (DictionaryEntry)en.Current;
pos = EncodeValue(writer, (AbstractPofValue)entry.Value, pos);
}
}
// else if SimplePofValue: handled by isDirty block
return(pos);
}