/**
* 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);
}
}
}
}
public PAPBinTable(byte[] documentStream, byte[] tableStream, byte[] dataStream, int offset,
int size, CharIndexTranslator charIndexTranslator)
{
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;
PAPFormattedDiskPage pfkp = new PAPFormattedDiskPage(documentStream,
dataStream, pageOffset, charIndexTranslator);
int fkpSize = pfkp.Size();
for (int y = 0; y < fkpSize; y++)
{
PAPX papx = pfkp.GetPAPX(y);
_paragraphs.Add(papx);
}
}
_dataStream = dataStream;
}
public void WriteTo(HWPFFileSystem sys, CharIndexTranslator translator)
{
HWPFStream wordDocumentStream = sys.GetStream("WordDocument");
HWPFStream tableStream = sys.GetStream("1Table");
WriteTo(wordDocumentStream, tableStream, translator);
}
public PAPX(int fcStart, int fcEnd, CharIndexTranslator translator, byte[] papx, ParagraphHeight phe, byte[] dataStream)
: base(fcStart, fcEnd, translator, new SprmBuffer(papx,2))
{
_phe = phe;
SprmBuffer buf = FindHuge(new SprmBuffer(papx,2), dataStream);
if (buf != null)
_buf = buf;
}
public PAPX(int fcStart, int fcEnd, CharIndexTranslator translator, SprmBuffer buf, byte[] dataStream)
: base(fcStart, fcEnd, translator, buf)
{
_phe = new ParagraphHeight();
buf = FindHuge(buf, dataStream);
if (buf != null)
_buf = buf;
}
public PAPX(int fcStart, int fcEnd, CharIndexTranslator translator, SprmBuffer buf, byte[] dataStream)
: base(fcStart, fcEnd, translator, buf)
{
_phe = new ParagraphHeight();
buf = FindHuge(buf, dataStream);
if (buf != null)
{
_buf = buf;
}
}
public PAPX(int fcStart, int fcEnd, CharIndexTranslator translator, byte[] papx, ParagraphHeight phe, byte[] dataStream)
: base(fcStart, fcEnd, translator, new SprmBuffer(papx, 2))
{
_phe = phe;
SprmBuffer buf = FindHuge(new SprmBuffer(papx, 2), dataStream);
if (buf != null)
{
_buf = buf;
}
}
/**
* @param fcStart The start of the text for this property, in _bytes_
* @param fcEnd The end of the text for this property, in _bytes_
*/
public BytePropertyNode(int fcStart, int fcEnd, CharIndexTranslator translator, object buf)
: base(
translator.GetCharIndex(fcStart),
translator.GetCharIndex(fcEnd, translator.GetCharIndex(fcStart)), buf)
{
if (fcStart > fcEnd)
throw new ArgumentException("fcStart (" + fcStart
+ ") > fcEnd (" + fcEnd + ")");
this.startBytes = fcStart;
this.endBytes = fcEnd;
}
public void WriteTo(HWPFStream docStream,
HWPFStream tableStream, CharIndexTranslator translator)
{
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)_paragraphs[_paragraphs.Count - 1]).End;
List <PAPX> overflow = _paragraphs;
do
{
PropertyNode startingProp = (PropertyNode)overflow[0];
int start = translator.GetByteIndex(startingProp.Start);
PAPFormattedDiskPage pfkp = new PAPFormattedDiskPage(_dataStream);
pfkp.Fill(overflow);
byte[] bufFkp = pfkp.ToByteArray(tableStream, translator);
docStream.Write(bufFkp);
overflow = pfkp.GetOverflow();
int end = endingFc;
if (overflow != null)
{
end = translator.GetByteIndex(overflow[0].Start);
}
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);
}
/**
* @param fcStart The start of the text for this property, in _bytes_
* @param fcEnd The end of the text for this property, in _bytes_
*/
public BytePropertyNode(int fcStart, int fcEnd, CharIndexTranslator translator, object buf)
: base(
translator.GetCharIndex(fcStart),
translator.GetCharIndex(fcEnd, translator.GetCharIndex(fcStart)), buf)
{
if (fcStart > fcEnd)
{
throw new ArgumentException("fcStart (" + fcStart
+ ") > fcEnd (" + fcEnd + ")");
}
this.startBytes = fcStart;
this.endBytes = fcEnd;
}
/**
* This constructs a CHPFormattedDiskPage from a raw fkp (512 byte array
* read from a Word file).
*/
public CHPFormattedDiskPage(byte[] documentStream, int offset,
CharIndexTranslator translator)
: base(documentStream, offset)
{
for (int x = 0; x < _crun; x++)
{
int bytesStartAt = GetStart(x);
int bytesEndAt = GetEnd(x);
int charStartAt = translator.GetCharIndex(bytesStartAt);
int charEndAt = translator.GetCharIndex(bytesEndAt, charStartAt);
CHPX chpx = new CHPX(charStartAt, charEndAt, new SprmBuffer(
GetGrpprl(x), 0));
_chpxList.Add(chpx);
}
}
/**
* This constructs a CHPFormattedDiskPage from a raw fkp (512 byte array
* read from a Word file).
*/
public CHPFormattedDiskPage(byte[] documentStream, int offset,
CharIndexTranslator translator)
: base(documentStream, offset)
{
for (int x = 0; x < _crun; x++)
{
int bytesStartAt = GetStart(x);
int bytesEndAt = GetEnd(x);
int charStartAt = translator.GetCharIndex(bytesStartAt);
int charEndAt = translator.GetCharIndex(bytesEndAt, charStartAt);
CHPX chpx = new CHPX(charStartAt, charEndAt, new SprmBuffer(
GetGrpprl(x), 0));
_chpxList.Add(chpx);
}
}
/**
* Creates a PAPFormattedDiskPage from a 512 byte array
*/
public PAPFormattedDiskPage(byte[] documentStream, byte[] dataStream,
int offset, CharIndexTranslator translator)
: base(documentStream, offset)
{
for (int x = 0; x < _crun; x++)
{
int bytesStartAt = GetStart(x);
int bytesEndAt = GetEnd(x);
int charStartAt = translator.GetCharIndex(bytesStartAt);
int charEndAt = translator.GetCharIndex(bytesEndAt, charStartAt);
PAPX papx = new PAPX(charStartAt, charEndAt, GetGrpprl(x), GetParagraphHeight(x), dataStream);
_papxList.Add(papx);
}
_fkp = null;
}
/**
* Creates a PAPFormattedDiskPage from a 512 byte array
*/
public PAPFormattedDiskPage(byte[] documentStream, byte[] dataStream,
int offset, CharIndexTranslator translator)
:base(documentStream, offset)
{
for (int x = 0; x < _crun; x++)
{
int bytesStartAt = GetStart(x);
int bytesEndAt = GetEnd(x);
int charStartAt = translator.GetCharIndex(bytesStartAt);
int charEndAt = translator.GetCharIndex(bytesEndAt, charStartAt);
PAPX papx = new PAPX(charStartAt, charEndAt, GetGrpprl(x), GetParagraphHeight(x), dataStream);
_papxList.Add(papx);
}
_fkp = null;
}
/**
* Creates a byte array representation of this data structure. Suitable for
* writing to a Word document.
*
* @param fcMin The file offset in the main stream where text begins.
* @return A byte array representing this data structure.
*/
internal byte[] ToByteArray(HWPFStream dataStream,
CharIndexTranslator translator)
{
byte[] buf = new byte[512];
int size = _papxList.Count;
int grpprlOffset = 0;
int bxOffset = 0;
int fcOffset = 0;
byte[] lastGrpprl = new byte[0];
// total size is currently the size of one FC
int totalSize = FC_SIZE;
int index = 0;
for (; index < size; index++)
{
byte[] grpprl = ((PAPX)_papxList[index]).GetGrpprl();
int grpprlLength = grpprl.Length;
// is grpprl huge?
if (grpprlLength > 488)
{
grpprlLength = 8; // set equal to size of sprmPHugePapx grpprl
}
// check to see if we have enough room for an FC, a BX, and the grpprl
// and the 1 byte size of the grpprl.
int addition = 0;
if (!Arrays.Equals(grpprl, lastGrpprl))
{
addition = (FC_SIZE + BX_SIZE + grpprlLength + 1);
}
else
{
addition = (FC_SIZE + BX_SIZE);
}
totalSize += addition;
// if size is uneven we will have to add one so the first grpprl falls
// on a word boundary
if (totalSize > 511 + (index % 2))
{
totalSize -= addition;
break;
}
// grpprls must fall on word boundaries
if (grpprlLength % 2 > 0)
{
totalSize += 1;
}
else
{
totalSize += 2;
}
lastGrpprl = grpprl;
}
// see if we couldn't fit some
if (index != size)
{
_overFlow = new List<PAPX>();
_overFlow.AddRange(_papxList.GetRange(index, size-index));
}
// index should equal number of papxs that will be in this fkp now.
buf[511] = (byte)index;
bxOffset = (FC_SIZE * index) + FC_SIZE;
grpprlOffset = 511;
PAPX papx = null;
lastGrpprl = new byte[0];
for (int x = 0; x < index; x++)
{
papx = _papxList[x];
byte[] phe = papx.GetParagraphHeight().ToArray();
byte[] grpprl = papx.GetGrpprl();
// is grpprl huge?
if (grpprl.Length > 488)
{
/*
// if so do we have storage at GetHugeGrpprloffset()
int hugeGrpprlOffset = papx.GetHugeGrpprlOffset();
if (hugeGrpprlOffset == -1) // then we have no storage...
{
throw new InvalidOperationException(
"This Paragraph has no dataStream storage.");
}
// we have some storage...
// get the size of the existing storage
int maxHugeGrpprlSize = LittleEndian.GetUShort(_dataStream, hugeGrpprlOffset);
if (maxHugeGrpprlSize < grpprl.Length - 2)
{ // grpprl.Length-2 because we don't store the istd
throw new InvalidOperationException(
"This Paragraph's dataStream storage is too small.");
}
// store grpprl at hugeGrpprlOffset
Array.Copy(grpprl, 2, _dataStream, hugeGrpprlOffset + 2,
grpprl.Length - 2); // grpprl.Length-2 because we don't store the istd
LittleEndian.PutUShort(_dataStream, hugeGrpprlOffset, grpprl.Length - 2);
*/
byte[] hugePapx = new byte[grpprl.Length - 2];
System.Array.Copy(grpprl, 2, hugePapx, 0, grpprl.Length - 2);
int dataStreamOffset = dataStream.Offset;
dataStream.Write(hugePapx);
// grpprl = grpprl Containing only a sprmPHugePapx2
int istd = LittleEndian.GetUShort(grpprl, 0);
grpprl = new byte[8];
LittleEndian.PutUShort(grpprl, 0, istd);
LittleEndian.PutUShort(grpprl, 2, 0x6646); // sprmPHugePapx2
LittleEndian.PutInt(grpprl, 4, dataStreamOffset);
}
bool same = Arrays.Equals(lastGrpprl, grpprl);
if (!same)
{
grpprlOffset -= (grpprl.Length + (2 - grpprl.Length % 2));
grpprlOffset -= (grpprlOffset % 2);
}
LittleEndian.PutInt(buf, fcOffset, translator.GetByteIndex(papx.Start));
buf[bxOffset] = (byte)(grpprlOffset / 2);
Array.Copy(phe, 0, buf, bxOffset + 1, phe.Length);
// refer to the section on PAPX in the spec. Places a size on the front
// of the PAPX. Has to do with how the grpprl stays on word
// boundaries.
if (!same)
{
int copyOffset = grpprlOffset;
if ((grpprl.Length % 2) > 0)
{
buf[copyOffset++] = (byte)((grpprl.Length + 1) / 2);
}
else
{
buf[++copyOffset] = (byte)((grpprl.Length) / 2);
copyOffset++;
}
Array.Copy(grpprl, 0, buf, copyOffset, grpprl.Length);
lastGrpprl = grpprl;
}
bxOffset += BX_SIZE;
fcOffset += FC_SIZE;
}
LittleEndian.PutInt(buf, fcOffset, translator.GetByteIndex(papx.End));
return buf;
}
/**
* Creates a byte array representation of this data structure. Suitable for
* writing to a Word document.
*
* @param fcMin The file offset in the main stream where text begins.
* @return A byte array representing this data structure.
*/
internal byte[] ToByteArray(HWPFStream dataStream,
CharIndexTranslator translator)
{
byte[] buf = new byte[512];
int size = _papxList.Count;
int grpprlOffset = 0;
int bxOffset = 0;
int fcOffset = 0;
byte[] lastGrpprl = new byte[0];
// total size is currently the size of one FC
int totalSize = FC_SIZE;
int index = 0;
for (; index < size; index++)
{
byte[] grpprl = ((PAPX)_papxList[index]).GetGrpprl();
int grpprlLength = grpprl.Length;
// is grpprl huge?
if (grpprlLength > 488)
{
grpprlLength = 8; // set equal to size of sprmPHugePapx grpprl
}
// check to see if we have enough room for an FC, a BX, and the grpprl
// and the 1 byte size of the grpprl.
int addition = 0;
if (!Arrays.Equals(grpprl, lastGrpprl))
{
addition = (FC_SIZE + BX_SIZE + grpprlLength + 1);
}
else
{
addition = (FC_SIZE + BX_SIZE);
}
totalSize += addition;
// if size is uneven we will have to add one so the first grpprl falls
// on a word boundary
if (totalSize > 511 + (index % 2))
{
totalSize -= addition;
break;
}
// grpprls must fall on word boundaries
if (grpprlLength % 2 > 0)
{
totalSize += 1;
}
else
{
totalSize += 2;
}
lastGrpprl = grpprl;
}
// see if we couldn't fit some
if (index != size)
{
_overFlow = new List <PAPX>();
_overFlow.AddRange(_papxList.GetRange(index, size - index));
}
// index should equal number of papxs that will be in this fkp now.
buf[511] = (byte)index;
bxOffset = (FC_SIZE * index) + FC_SIZE;
grpprlOffset = 511;
PAPX papx = null;
lastGrpprl = new byte[0];
for (int x = 0; x < index; x++)
{
papx = _papxList[x];
byte[] phe = papx.GetParagraphHeight().ToArray();
byte[] grpprl = papx.GetGrpprl();
// is grpprl huge?
if (grpprl.Length > 488)
{
/*
* // if so do we have storage at GetHugeGrpprloffset()
* int hugeGrpprlOffset = papx.GetHugeGrpprlOffset();
* if (hugeGrpprlOffset == -1) // then we have no storage...
* {
* throw new InvalidOperationException(
* "This Paragraph has no dataStream storage.");
* }
* // we have some storage...
*
* // get the size of the existing storage
* int maxHugeGrpprlSize = LittleEndian.GetUShort(_dataStream, hugeGrpprlOffset);
*
* if (maxHugeGrpprlSize < grpprl.Length - 2)
* { // grpprl.Length-2 because we don't store the istd
* throw new InvalidOperationException(
* "This Paragraph's dataStream storage is too small.");
* }
*
*
* // store grpprl at hugeGrpprlOffset
* Array.Copy(grpprl, 2, _dataStream, hugeGrpprlOffset + 2,
* grpprl.Length - 2); // grpprl.Length-2 because we don't store the istd
* LittleEndian.PutUShort(_dataStream, hugeGrpprlOffset, grpprl.Length - 2);
*/
byte[] hugePapx = new byte[grpprl.Length - 2];
System.Array.Copy(grpprl, 2, hugePapx, 0, grpprl.Length - 2);
int dataStreamOffset = dataStream.Offset;
dataStream.Write(hugePapx);
// grpprl = grpprl Containing only a sprmPHugePapx2
int istd = LittleEndian.GetUShort(grpprl, 0);
grpprl = new byte[8];
LittleEndian.PutUShort(grpprl, 0, istd);
LittleEndian.PutUShort(grpprl, 2, 0x6646); // sprmPHugePapx2
LittleEndian.PutInt(grpprl, 4, dataStreamOffset);
}
bool same = Arrays.Equals(lastGrpprl, grpprl);
if (!same)
{
grpprlOffset -= (grpprl.Length + (2 - grpprl.Length % 2));
grpprlOffset -= (grpprlOffset % 2);
}
LittleEndian.PutInt(buf, fcOffset, translator.GetByteIndex(papx.Start));
buf[bxOffset] = (byte)(grpprlOffset / 2);
Array.Copy(phe, 0, buf, bxOffset + 1, phe.Length);
// refer to the section on PAPX in the spec. Places a size on the front
// of the PAPX. Has to do with how the grpprl stays on word
// boundaries.
if (!same)
{
int copyOffset = grpprlOffset;
if ((grpprl.Length % 2) > 0)
{
buf[copyOffset++] = (byte)((grpprl.Length + 1) / 2);
}
else
{
buf[++copyOffset] = (byte)((grpprl.Length) / 2);
copyOffset++;
}
Array.Copy(grpprl, 0, buf, copyOffset, grpprl.Length);
lastGrpprl = grpprl;
}
bxOffset += BX_SIZE;
fcOffset += FC_SIZE;
}
LittleEndian.PutInt(buf, fcOffset, translator.GetByteIndex(papx.End));
return(buf);
}
public CHPX(int fcStart, int fcEnd, CharIndexTranslator translator, SprmBuffer buf)
: base(fcStart, translator.LookIndexBackward(fcEnd), translator, buf)
{
}
public CHPX(int fcStart, int fcEnd, CharIndexTranslator translator, byte[] grpprl)
: base(fcStart, translator.LookIndexBackward(fcEnd), translator, new SprmBuffer(grpprl))
{
}
public CHPX(int fcStart, int fcEnd, CharIndexTranslator translator, SprmBuffer buf)
: base(fcStart, translator.LookIndexBackward(fcEnd), translator, buf)
{
}
public CHPX(int fcStart, int fcEnd, CharIndexTranslator translator, byte[] grpprl)
: base(fcStart, translator.LookIndexBackward(fcEnd), translator, new SprmBuffer(grpprl))
{
}