/// .99.1 changes
/// <summary>
/// This is called after we delete columns. The HDU
/// doesn't know how to update the TBCOL entries.
/// </summary>
public virtual void UpdateAfterDelete(int oldNCol, Header hdr)
{
int offset = 0;
for (int i=0; i<nFields; i += 1)
{
offsets[i] = offset;
// .99.2 changes:
// Fixed offsets in columns after column was deleted.
// hdr.AddValue("TBCOL"+(i+1), offset, " Column offset ")
hdr.AddValue("TBCOL"+(i+1), offset+1, " Column offset ");
offset += lengths[i] + 1;
}
for (int i=nFields; i<oldNCol; i += 1)
{
hdr.DeleteKey("TBCOL"+(i+1));
}
hdr.AddValue("NAXIS1", rowLen, "Size of row in bytes");
}