/// <summary>
/// Creates a new instance of HfaEntry from the file
/// </summary>
public HfaEntry(HfaInfo hfaIn, long nPos, HfaEntry parent, HfaEntry prev)
{
// Initialize fields
_name = new char[64];
_typeName = new char[32];
_hfa = hfaIn;
_filePos = nPos;
_parent = parent;
_prev = prev;
_hfa.Fp.Seek(nPos, SeekOrigin.Begin);
_children = new List<HfaEntry>();
// Read entry information from the file
int[] anEntryNums = new int[6];
byte[] entryBytes = new byte[24];
_hfa.Fp.Read(entryBytes, 0, 24);
Buffer.BlockCopy(entryBytes, 0, anEntryNums, 0, 24);
// Undecipherable Code since no implementation of the method HFAStandard exists
// for(i = 0; i < 6; i++)
// HFAStandard(4, anEntryNumns + i);
NextPos = anEntryNums[0];
ChildPos = anEntryNums[3];
DataPos = anEntryNums[4];
DataSize = anEntryNums[5];
// Read the name
byte[] nameBytes = new byte[64];
_hfa.Fp.Read(nameBytes, 0, 64);
_name = Encoding.Default.GetChars(nameBytes);
// Read the type
byte[] typeBytes = new byte[32];
_hfa.Fp.Read(typeBytes, 0, 32);
_typeName = Encoding.Default.GetChars(typeBytes);
}
/// <summary>
/// Create a new instance of the entry with the intention that it would
/// be written to disk later
/// </summary>
/// <param name="hfaIn"></param>
/// <param name="name"></param>
/// <param name="typename"></param>
/// <param name="parent"></param>
public HfaEntry(HfaInfo hfaIn, string name, string typename, HfaEntry parent)
{
// Initialize
_hfa = hfaIn;
_parent = parent;
Name = name;
TypeName = typename;
_children = new List<HfaEntry>();
// Update the previous or parent node to refer to this one
if (parent == null)
{
// do nothing
}
else if (parent.Child == null)
{
parent.Child = this;
parent.IsDirty = true;
}
else
{
HfaEntry prev = parent.Children[parent.Children.Count-1];
prev.Next = this;
prev.IsDirty = true;
}
IsDirty = true;
}