// This removes a lump from the WAD file
public void Remove(Lump lump)
{
// Remove from list
lumps.Remove(lump);
lump.Dispose();
numlumps--;
// Write the new headers
WriteHeaders();
}
// This removes a lump from the WAD file by index
public void RemoveAt(int index)
{
// Remove from list
Lump l = lumps[index];
lumps.RemoveAt(index);
l.Dispose();
numlumps--;
// Write the new headers
WriteHeaders();
}
// This removes a lump from the WAD file
public void Remove(Lump lump)
{
// [ZZ] don't allow any edit actions on readonly archive
if (isreadonly)
{
return;
}
// Remove from list
lumps.Remove(lump);
lump.Dispose();
numlumps--;
// Write the new headers
WriteHeaders();
}
// This removes a lump from the WAD file by index
public void RemoveAt(int index, bool writeheaders = true)
{
// [ZZ] don't allow any edit actions on readonly archive
if (isreadonly)
{
return;
}
// Remove from list
Lump l = lumps[index];
lumps.RemoveAt(index);
l.Dispose();
numlumps--;
// Write the new headers
if (writeheaders)
{
WriteHeaders();
}
}
//mxd. This rebuilds the WAD file, removing all "dead" entries
// Tech info: WAD.Remove() doesn't remove lump data, so MapManager.TemporaryMapFile slowly gets bigger
// with every map save/test, which leads to lumpsoffset overflowing when TemporaryMapFile size reaches
// int.MaxValue bytes in size (that's ~2Gb).
internal void Compress()
{
// No can't do...
if (isreadonly)
{
return;
}
// Gather existing data
int totaldatalength = 0;
List <LumpCopyData> copydata = new List <LumpCopyData>(lumps.Count);
for (int i = 0; i < lumps.Count; i++)
{
// Copy lump...
LumpCopyData lcd = new LumpCopyData();
Lump l = lumps[i];
lcd.FixedName = l.FixedName;
lcd.Index = i;
lcd.Data = l.Stream.ReadAllBytes();
// Store data
copydata.Add(lcd);
// Track total length
totaldatalength += l.Length;
// Dispose lump
l.Dispose();
}
// Compression required?
if (totaldatalength >= lumpsoffset + 12)
{
return;
}
// Set new file length
file.SetLength(totaldatalength + lumps.Count * 16);
// Reset lumpsoffset
lumpsoffset = 12;
// Reset lumps collection
lumps = new List <Lump>(copydata.Count);
numlumps = copydata.Count;
// Recreate all lumps
foreach (LumpCopyData lcd in copydata)
{
Lump l = new Lump(file, this, lcd.FixedName, lumpsoffset, lcd.Data.Length);
l.Stream.Write(lcd.Data, 0, lcd.Data.Length);
l.Stream.Seek(0, SeekOrigin.Begin);
lumps.Insert(lcd.Index, l);
lumpsoffset += lcd.Data.Length;
}
// Write new headers
WriteHeaders();
}
