/**
* Constructor used to read a binTable in from a Word document.
*/
public CHPBinTable(byte[] documentStream, byte[] tableStream, int offset,
int size, CharIndexTranslator translator)
{
PlexOfCps binTable = new PlexOfCps(tableStream, offset, size, 4);
int length = binTable.Length;
for (int x = 0; x < length; x++)
{
GenericPropertyNode node = binTable.GetProperty(x);
int pageNum = LittleEndian.GetInt(node.Bytes);
int pageOffset = POIFSConstants.SMALLER_BIG_BLOCK_SIZE * pageNum;
CHPFormattedDiskPage cfkp = new CHPFormattedDiskPage(documentStream,
pageOffset, translator);
int fkpSize = cfkp.Size();
for (int y = 0; y < fkpSize; y++)
{
CHPX chpx = cfkp.GetCHPX(y);
if (chpx != null)
{
_textRuns.Add(chpx);
}
}
}
}
/**
* Constructor used to read an old-style binTable
* in from a Word document.
*
* @param documentStream
* @param offset
* @param size
* @param fcMin
*/
public OldCHPBinTable(byte[] documentStream, int OffSet,
int size, int fcMin, TextPieceTable tpt)
{
PlexOfCps binTable = new PlexOfCps(documentStream, OffSet, size, 2);
int length = binTable.Length;
for (int x = 0; x < length; x++)
{
GenericPropertyNode node = binTable.GetProperty(x);
int pageNum = LittleEndian.GetShort(node.Bytes);
int pageOffset = POIFSConstants.SMALLER_BIG_BLOCK_SIZE * pageNum;
CHPFormattedDiskPage cfkp = new CHPFormattedDiskPage(documentStream,
pageOffset, fcMin, tpt);
int fkpSize = cfkp.Size();
for (int y = 0; y < fkpSize; y++)
{
_textRuns.Add(cfkp.GetCHPX(y));
}
}
}
public void WriteTo(HWPFFileSystem sys, int fcMin)
{
HWPFStream docStream = sys.GetStream("WordDocument");
Stream tableStream = sys.GetStream("1Table");
PlexOfCps binTable = new PlexOfCps(4);
// each FKP must start on a 512 byte page.
int docOffset = docStream.Offset;
int mod = docOffset % POIFSConstants.SMALLER_BIG_BLOCK_SIZE;
if (mod != 0)
{
byte[] pAdding = new byte[POIFSConstants.SMALLER_BIG_BLOCK_SIZE - mod];
docStream.Write(pAdding);
}
// get the page number for the first fkp
docOffset = docStream.Offset;
int pageNum = docOffset / POIFSConstants.SMALLER_BIG_BLOCK_SIZE;
// get the ending fc
int endingFc = ((PropertyNode)_textRuns[_textRuns.Count - 1]).End;
endingFc += fcMin;
List <CHPX> overflow = _textRuns;
do
{
PropertyNode startingProp = (PropertyNode)overflow[0];
int start = startingProp.Start + fcMin;
CHPFormattedDiskPage cfkp = new CHPFormattedDiskPage();
cfkp.Fill(overflow);
byte[] bufFkp = cfkp.ToArray(fcMin);
docStream.Write(bufFkp);
overflow = cfkp.GetOverflow();
int end = endingFc;
if (overflow != null)
{
end = ((PropertyNode)overflow[0]).Start + fcMin;
}
byte[] intHolder = new byte[4];
LittleEndian.PutInt(intHolder, pageNum++);
binTable.AddProperty(new GenericPropertyNode(start, end, intHolder));
}while (overflow != null);
byte[] bytes = binTable.ToByteArray();
tableStream.Write(bytes, 0, bytes.Length);
}
/**
* Constructor used to read an old-style binTable
* in from a Word document.
*
* @param documentStream
* @param offset
* @param size
* @param fcMin
*/
public OldCHPBinTable(byte[] documentStream, int OffSet,
int size, int fcMin, TextPieceTable tpt)
{
PlexOfCps binTable = new PlexOfCps(documentStream, OffSet, size, 2);
int length = binTable.Length;
for (int x = 0; x < length; x++)
{
GenericPropertyNode node = binTable.GetProperty(x);
int pageNum = LittleEndian.GetShort(node.Bytes);
int pageOffset = POIFSConstants.SMALLER_BIG_BLOCK_SIZE * pageNum;
CHPFormattedDiskPage cfkp = new CHPFormattedDiskPage(documentStream,
pageOffset, fcMin, tpt);
int fkpSize = cfkp.Size();
for (int y = 0; y < fkpSize; y++)
{
_textRuns.Add(cfkp.GetCHPX(y));
}
}
}
