public ComplexFileTable(byte[] documentStream, byte[] tableStream, int offset, int fcMin)
{
//skips through the prms before we reach the piece table. These contain data
//for actual fast saved files
List <SprmBuffer> sprmBuffers = new List <SprmBuffer>();
//skips through the prms before we reach the piece table. These contain data
//for actual fast saved files
while (tableStream[offset] == GRPPRL_TYPE)
{
offset++;
int size = LittleEndian.GetShort(tableStream, offset);
offset += LittleEndianConsts.SHORT_SIZE;
byte[] bs = LittleEndian.GetByteArray(tableStream, offset, size);
offset += size;
SprmBuffer sprmBuffer = new SprmBuffer(bs, false, 0);
sprmBuffers.Add(sprmBuffer);
}
this._grpprls = sprmBuffers.ToArray();
if (tableStream[offset] != TEXT_PIECE_TABLE_TYPE)
{
throw new IOException("The text piece table is corrupted");
}
int pieceTableSize = LittleEndian.GetInt(tableStream, ++offset);
offset += LittleEndianConsts.INT_SIZE;
_tpt = new TextPieceTable(documentStream, tableStream, offset, pieceTableSize, fcMin);
}
internal Paragraph(PAPX papx, Range parent)
: base(Math.Max(parent._start, papx.Start), Math.Min(parent._end, papx.End), parent)
{
_props = papx.GetParagraphProperties(_doc.GetStyleSheet());
_papx = papx.GetSprmBuf();
_istd = papx.GetIstd();
}
private SprmBuffer FindHuge(SprmBuffer buf, byte[] datastream)
{
byte[] grpprl = buf.ToByteArray();
if (grpprl.Length == 8 && datastream != null) // then check for sprmPHugePapx
{
SprmOperation sprm = new SprmOperation(grpprl, 2);
if ((sprm.Operation == 0x45 || sprm.Operation == 0x46) &&
sprm.SizeCode == 3)
{
int hugeGrpprlOffset = sprm.Operand;
if (hugeGrpprlOffset + 1 < datastream.Length)
{
int grpprlSize = LittleEndian.GetShort(datastream, hugeGrpprlOffset);
if (hugeGrpprlOffset + grpprlSize < datastream.Length)
{
byte[] hugeGrpprl = new byte[grpprlSize + 2];
// copy original istd into huge Grpprl
hugeGrpprl[0] = grpprl[0];
hugeGrpprl[1] = grpprl[1];
// copy Grpprl from dataStream
Array.Copy(datastream, hugeGrpprlOffset + 2, hugeGrpprl, 2,
grpprlSize);
return(new SprmBuffer(hugeGrpprl, 2));
}
}
}
}
return(null);
}
internal Paragraph(int startIdx, int endIdx, Table parent)
: base(startIdx, endIdx, parent)
{
InitAll();
PAPX papx = (PAPX)_paragraphs[_parEnd - 1];
_props = papx.GetParagraphProperties(_doc.GetStyleSheet());
_papx = papx.GetSprmBuf();
_istd = papx.GetIstd();
}
public byte[] GetGrpprl()
{
if (sectionProperties != null)
{
byte[] grpprl = SectionSprmCompressor
.CompressSectionProperty(sectionProperties);
_buf = new SprmBuffer(grpprl, 0);
}
return(((SprmBuffer)_buf).ToByteArray());
}
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;
}
}
public PAPX(int charStart, int charEnd, byte[] papx, ParagraphHeight phe,
byte[] dataStream) :
base(charStart, charEnd, new SprmBuffer(papx, 2))
{
_phe = phe;
SprmBuffer buf = FindHuge(new SprmBuffer(papx, 2), dataStream);
if (buf != null)
{
_buf = buf;
}
}
public CharacterRun InsertAfter(String text, CharacterProperties props)
//
{
InitAll();
PAPX papx = _paragraphs[_parEnd - 1];
short istd = papx.GetIstd();
StyleSheet ss = _doc.GetStyleSheet();
CharacterProperties baseStyle = ss.GetCharacterStyle(istd);
byte[] grpprl = CharacterSprmCompressor.CompressCharacterProperty(props, baseStyle);
SprmBuffer buf = new SprmBuffer(grpprl);
_doc.CharacterTable.Insert(_charEnd, _end, buf);
_charEnd++;
return(InsertAfter(text));
}
protected Paragraph InsertBefore(ParagraphProperties props, int styleIndex, String text)
//
{
InitAll();
StyleSheet ss = _doc.GetStyleSheet();
ParagraphProperties baseStyle = ss.GetParagraphStyle(styleIndex);
CharacterProperties baseChp = ss.GetCharacterStyle(styleIndex);
byte[] grpprl = ParagraphSprmCompressor.CompressParagraphProperty(props, baseStyle);
byte[] withIndex = new byte[grpprl.Length + LittleEndianConsts.SHORT_SIZE];
LittleEndian.PutShort(withIndex, (short)styleIndex);
Array.Copy(grpprl, 0, withIndex, LittleEndianConsts.SHORT_SIZE, grpprl.Length);
SprmBuffer buf = new SprmBuffer(withIndex);
_doc.ParagraphTable.Insert(_parStart, _start, buf);
InsertBefore(text, baseChp);
return(GetParagraph(0));
}
public void Insert(int listIndex, int cpStart, SprmBuffer buf)
{
PAPX forInsert = new PAPX(0, 0, buf);
// Ensure character OffSets are really characters
forInsert.Start = cpStart;
forInsert.End = cpStart;
if (listIndex == _paragraphs.Count)
{
_paragraphs.Add(forInsert);
}
else
{
PAPX currentPap = _paragraphs[listIndex];
if (currentPap != null && currentPap.Start < cpStart)
{
SprmBuffer ClonedBuf = null;
ClonedBuf = (SprmBuffer)currentPap.GetSprmBuf().Clone();
// Copy the properties of the one before to afterwards
// Will go:
// Original, until insert at point
// New one
// Clone of original, on to the old end
PAPX clone = new PAPX(0, 0, ClonedBuf);
// Again ensure Contains character based OffSets no matter what
clone.Start = (cpStart);
clone.End = (currentPap.End);
currentPap.End = cpStart;
_paragraphs.Insert(listIndex + 1, forInsert);
_paragraphs.Insert(listIndex + 2, clone);
}
else
{
_paragraphs.Insert(listIndex, forInsert);
}
}
}
public void Insert(int listIndex, int cpStart, SprmBuffer buf)
{
CHPX insertChpx = new CHPX(0, 0, buf);
// Ensure character OffSets are really characters
insertChpx.Start = (cpStart);
insertChpx.End = (cpStart);
if (listIndex == _textRuns.Count)
{
_textRuns.Add(insertChpx);
}
else
{
CHPX chpx = _textRuns[listIndex];
if (chpx.Start < cpStart)
{
// Copy the properties of the one before to afterwards
// Will go:
// Original, until insert at point
// New one
// Clone of original, on to the old end
CHPX clone = new CHPX(0, 0, chpx.GetSprmBuf());
// Again ensure Contains character based OffSets no matter what
clone.Start = (cpStart);
clone.End = (chpx.End);
chpx.End = (cpStart);
_textRuns.Insert(listIndex + 1, insertChpx);
_textRuns.Insert(listIndex + 2, clone);
}
else
{
_textRuns.Insert(listIndex, insertChpx);
}
}
}
public void Rebuild(ComplexFileTable complexFileTable)
{
long start = DateTime.Now.Ticks;
if (complexFileTable != null)
{
SprmBuffer[] sprmBuffers = complexFileTable.GetGrpprls();
// adding CHPX from fast-saved SPRMs
foreach (TextPiece textPiece in complexFileTable.GetTextPieceTable()
.TextPieces)
{
PropertyModifier prm = textPiece.PieceDescriptor.Prm;
if (!prm.IsComplex())
{
continue;
}
int igrpprl = prm.GetIgrpprl();
if (igrpprl < 0 || igrpprl >= sprmBuffers.Length)
{
logger.Log(POILogger.WARN, textPiece
+ "'s PRM references to unknown grpprl");
continue;
}
bool hasChp = false;
SprmBuffer sprmBuffer = sprmBuffers[igrpprl];
for (SprmIterator iterator = sprmBuffer.Iterator(); ; iterator
.HasNext())
{
SprmOperation sprmOperation = iterator.Next();
if (sprmOperation.Type == SprmOperation.TYPE_CHP)
{
hasChp = true;
break;
}
}
if (hasChp)
{
SprmBuffer newSprmBuffer;
newSprmBuffer = (SprmBuffer)sprmBuffer.Clone();
CHPX chpx = new CHPX(textPiece.Start,
textPiece.End, newSprmBuffer);
_textRuns.Add(chpx);
}
}
logger.Log(POILogger.DEBUG,
"Merged with CHPX from complex file table in ",
DateTime.Now.Ticks - start,
" ms (", _textRuns.Count,
" elements in total)");
start = DateTime.Now.Ticks;
}
List <CHPX> oldChpxSortedByStartPos = new List <CHPX>(_textRuns);
oldChpxSortedByStartPos.Sort(
(IComparer <CHPX>)PropertyNode.CHPXComparator.instance);
logger.Log(POILogger.DEBUG, "CHPX sorted by start position in ",
DateTime.Now.Ticks - start, " ms");
start = DateTime.Now.Ticks;
Dictionary <CHPX, int> chpxToFileOrder = new Dictionary <CHPX, int>();
int counter = 0;
foreach (CHPX chpx in _textRuns)
{
chpxToFileOrder.Add(chpx, counter++);
}
logger.Log(POILogger.DEBUG, "CHPX's order map created in ",
DateTime.Now.Ticks - start, " ms");
start = DateTime.Now.Ticks;
List <int> textRunsBoundariesList;
List <int> textRunsBoundariesSet = new List <int>();
foreach (CHPX chpx in _textRuns)
{
textRunsBoundariesSet.Add(chpx.Start);
textRunsBoundariesSet.Add(chpx.End);
}
textRunsBoundariesSet.Remove(0);
textRunsBoundariesList = new List <int>(
textRunsBoundariesSet);
textRunsBoundariesList.Sort();
logger.Log(POILogger.DEBUG, "Texts CHPX boundaries collected in ",
DateTime.Now.Ticks - start, " ms");
start = DateTime.Now.Ticks;
List <CHPX> newChpxs = new List <CHPX>();
int lastTextRunStart = 0;
foreach (int objBoundary in textRunsBoundariesList)
{
int boundary = objBoundary;
int startInclusive = lastTextRunStart;
int endExclusive = boundary;
lastTextRunStart = endExclusive;
int startPosition = BinarySearch(oldChpxSortedByStartPos, boundary);
startPosition = Math.Abs(startPosition);
while (startPosition >= oldChpxSortedByStartPos.Count)
{
startPosition--;
}
while (startPosition > 0 &&
oldChpxSortedByStartPos[startPosition].Start >= boundary)
{
startPosition--;
}
List <CHPX> chpxs = new List <CHPX>();
for (int c = startPosition; c < oldChpxSortedByStartPos.Count; c++)
{
CHPX chpx = oldChpxSortedByStartPos[c];
if (boundary < chpx.Start)
{
break;
}
int left = Math.Max(startInclusive, chpx.Start);
int right = Math.Min(endExclusive, chpx.End);
if (left < right)
{
chpxs.Add(chpx);
}
}
if (chpxs.Count == 0)
{
logger.Log(POILogger.WARN, "Text piece [",
startInclusive, "; ",
endExclusive,
") has no CHPX. Creating new one.");
// create it manually
CHPX chpx = new CHPX(startInclusive, endExclusive,
new SprmBuffer(0));
newChpxs.Add(chpx);
continue;
}
if (chpxs.Count == 1)
{
// can we reuse existing?
CHPX existing = chpxs[0];
if (existing.Start == startInclusive &&
existing.End == endExclusive)
{
newChpxs.Add(existing);
continue;
}
}
CHPXToFileComparer chpxFileOrderComparator = new CHPXToFileComparer(chpxToFileOrder);
chpxs.Sort(chpxFileOrderComparator);
SprmBuffer sprmBuffer = new SprmBuffer(0);
foreach (CHPX chpx in chpxs)
{
sprmBuffer.Append(chpx.GetGrpprl(), 0);
}
CHPX newChpx = new CHPX(startInclusive, endExclusive, sprmBuffer);
newChpxs.Add(newChpx);
continue;
}
this._textRuns = new List <CHPX>(newChpxs);
logger.Log(POILogger.DEBUG, "CHPX rebuilded in ",
DateTime.Now.Ticks - start, " ms (",
_textRuns.Count, " elements)");
start = DateTime.Now.Ticks;
CHPX previous = null;
for (int iterator = _textRuns.Count; iterator != 0;)
{
CHPX current = previous;
previous = _textRuns[--iterator];
if (current == null)
{
continue;
}
if (previous.End == current.Start &&
Arrays
.Equals(previous.GetGrpprl(), current.GetGrpprl()))
{
previous.End = current.End;
_textRuns.Remove(current);
continue;
}
previous = current;
}
logger.Log(POILogger.DEBUG, "CHPX compacted in ",
DateTime.Now.Ticks - start, " ms (",
_textRuns.Count, " elements)");
}
public Format(int initialSize, int initialOffset)
{
this.m_grpprl = new SprmBuffer(initialSize, initialOffset);
}
public CHPX(int fcStart, int fcEnd, CharIndexTranslator translator, SprmBuffer buf)
: base(fcStart, translator.LookIndexBackward(fcEnd), translator, buf)
{
}
internal CHPX(int charStart, int charEnd, SprmBuffer buf) :
base(charStart, charEnd, buf)
{
}
public void Rebuild(StringBuilder docText,
ComplexFileTable complexFileTable)
{
long start = DateTime.Now.Ticks;
if (complexFileTable != null)
{
SprmBuffer[] sprmBuffers = complexFileTable.GetGrpprls();
// adding PAPX from fast-saved SPRMs
foreach (TextPiece textPiece in complexFileTable.GetTextPieceTable()
.TextPieces)
{
PropertyModifier prm = textPiece.PieceDescriptor.Prm;
if (!prm.IsComplex())
{
continue;
}
int igrpprl = prm.GetIgrpprl();
if (igrpprl < 0 || igrpprl >= sprmBuffers.Length)
{
logger.Log(POILogger.WARN, textPiece
+ "'s PRM references to unknown grpprl");
continue;
}
bool hasPap = false;
SprmBuffer sprmBuffer = sprmBuffers[igrpprl];
for (SprmIterator iterator = sprmBuffer.Iterator(); iterator
.HasNext();)
{
SprmOperation sprmOperation = iterator.Next();
if (sprmOperation.Type == SprmOperation.TYPE_PAP)
{
hasPap = true;
break;
}
}
if (hasPap)
{
SprmBuffer newSprmBuffer = new SprmBuffer(2);
newSprmBuffer.Append(sprmBuffer.ToByteArray());
PAPX papx = new PAPX(textPiece.Start,
textPiece.End, newSprmBuffer);
_paragraphs.Add(papx);
}
}
logger.Log(POILogger.DEBUG,
"Merged (?) with PAPX from complex file table in ",
DateTime.Now.Ticks - start,
" ms (", _paragraphs.Count,
" elements in total)");
start = DateTime.Now.Ticks;
}
List <PAPX> oldPapxSortedByEndPos = new List <PAPX>(_paragraphs);
oldPapxSortedByEndPos.Sort(
(IComparer <PAPX>)PropertyNode.PAPXComparator.instance);
logger.Log(POILogger.DEBUG, "PAPX sorted by end position in ",
DateTime.Now.Ticks - start, " ms");
start = DateTime.Now.Ticks;
Dictionary <PAPX, int> papxToFileOrder = new Dictionary <PAPX, int>();
int counter = 0;
foreach (PAPX papx in _paragraphs)
{
papxToFileOrder[papx] = counter++;
}
logger.Log(POILogger.DEBUG, "PAPX's order map created in ",
DateTime.Now.Ticks - start, " ms");
start = DateTime.Now.Ticks;
List <PAPX> newPapxs = new List <PAPX>();
int lastParStart = 0;
int lastPapxIndex = 0;
for (int charIndex = 0; charIndex < docText.Length; charIndex++)
{
char c = docText[charIndex];
if (c != 13 && c != 7 && c != 12)
{
continue;
}
int startInclusive = lastParStart;
int endExclusive = charIndex + 1;
bool broken = false;
List <PAPX> papxs = new List <PAPX>();
for (int papxIndex = lastPapxIndex; papxIndex < oldPapxSortedByEndPos
.Count; papxIndex++)
{
broken = false;
PAPX papx = oldPapxSortedByEndPos[papxIndex];
if (papx.End - 1 > charIndex)
{
lastPapxIndex = papxIndex;
broken = true;
break;
}
papxs.Add(papx);
}
if (!broken)
{
lastPapxIndex = oldPapxSortedByEndPos.Count - 1;
}
if (papxs.Count == 0)
{
logger.Log(POILogger.WARN, "Paragraph [",
startInclusive, "; ",
endExclusive,
") has no PAPX. Creating new one.");
// create it manually
PAPX papx = new PAPX(startInclusive, endExclusive,
new SprmBuffer(2));
newPapxs.Add(papx);
lastParStart = endExclusive;
continue;
}
if (papxs.Count == 1)
{
// can we reuse existing?
PAPX existing = papxs[0];
if (existing.Start == startInclusive &&
existing.End == endExclusive)
{
newPapxs.Add(existing);
lastParStart = endExclusive;
continue;
}
}
PAPXToFileComparer papxFileOrderComparator = new PAPXToFileComparer(papxToFileOrder);
// restore file order of PAPX
papxs.Sort(papxFileOrderComparator);
SprmBuffer sprmBuffer = null;
foreach (PAPX papx in papxs)
{
if (sprmBuffer == null)
{
sprmBuffer = (SprmBuffer)papx.GetSprmBuf().Clone();
}
else
{
sprmBuffer.Append(papx.GetGrpprl(), 2);
}
}
PAPX newPapx = new PAPX(startInclusive, endExclusive, sprmBuffer);
newPapxs.Add(newPapx);
lastParStart = endExclusive;
continue;
}
this._paragraphs = new List <PAPX>(newPapxs);
logger.Log(POILogger.DEBUG, "PAPX rebuilded from document text in ",
DateTime.Now.Ticks - start, " ms (",
_paragraphs.Count, " elements)");
start = DateTime.Now.Ticks;
}
public PAPX(int charStart, int charEnd, SprmBuffer buf) :
base(charStart, charEnd, buf)
{
_phe = new ParagraphHeight();
}
/**
*
* @param chpx The chpx this object is based on.
* @param ss The stylesheet for the document this run belongs to.
* @param istd The style index if this Run's base style.
* @param parent The parent range of this character run (usually a paragraph).
*/
internal CharacterRun(CHPX chpx, StyleSheet ss, short istd, Range parent)
: base(Math.Max(parent._start, chpx.Start), Math.Min(parent._end, chpx.End), parent)
{
_props = chpx.GetCharacterProperties(ss, istd);
_chpx = chpx.GetSprmBuf();
}
public CachedPropertyNode(int start, int end, SprmBuffer buf)
: base(start, end, buf)
{
}
internal Format(int initialSize, int initialOffset)
{
m_grpprl = new SprmBuffer(initialSize, initialOffset);
}
