/**
* Creates a CharacterProperties object from a chpx stored in the
* StyleDescription at the index istd in the StyleDescription array. The
* CharacterProperties object is placed in the StyleDescription at istd after
* its been Created. Not every StyleDescription will contain a chpx. In these
* cases this function does nothing.
*
* @param istd The index of the StyleDescription to create the
* CharacterProperties object from.
*/
private void CreateChp(int istd)
{
StyleDescription sd = _styleDescriptions[istd];
CharacterProperties chp = sd.GetCHP();
byte[] chpx = sd.GetCHPX();
int baseIndex = sd.GetBaseStyle();
if (baseIndex == istd)
{
// Oh dear, this isn't allowed...
// The word file seems to be corrupted
// Switch to using the nil style so that
// there's a chance we can read it
baseIndex = NIL_STYLE;
}
// Build and decompress the Chp if required
if (chp == null && chpx != null)
{
CharacterProperties parentCHP = new CharacterProperties();
if (baseIndex != NIL_STYLE)
{
parentCHP = _styleDescriptions[baseIndex].GetCHP();
if (parentCHP == null)
{
CreateChp(baseIndex);
parentCHP = _styleDescriptions[baseIndex].GetCHP();
}
}
chp = CharacterSprmUncompressor.UncompressCHP(parentCHP, chpx, 0);
sd.SetCHP(chp);
}
}
/**
* Creates a PartagraphProperties object from a papx stored in the
* StyleDescription at the index istd in the StyleDescription array. The PAP
* is placed in the StyleDescription at istd after its been Created. Not
* every StyleDescription will contain a papx. In these cases this function
* does nothing
*
* @param istd The index of the StyleDescription to create the
* ParagraphProperties from (and also place the finished PAP in)
*/
private void CreatePap(int istd)
{
StyleDescription sd = _styleDescriptions[istd];
ParagraphProperties pap = sd.GetPAP();
byte[] papx = sd.GetPAPX();
int baseIndex = sd.GetBaseStyle();
if (pap == null && papx != null)
{
ParagraphProperties parentPAP = new ParagraphProperties();
if (baseIndex != NIL_STYLE)
{
parentPAP = _styleDescriptions[baseIndex].GetPAP();
if (parentPAP == null)
{
if (baseIndex == istd)
{
// Oh dear, style claims that it is its own parent
throw new InvalidOperationException("Pap style " + istd + " claimed to have itself as its parent, which isn't allowed");
}
// Create the parent style
CreatePap(baseIndex);
parentPAP = _styleDescriptions[baseIndex].GetPAP();
}
}
pap = ParagraphSprmUncompressor.UncompressPAP(parentPAP, papx, 2);
sd.SetPAP(pap);
}
}
/**
* StyleSheet constructor. Loads a document's stylesheet information,
*
* @param tableStream A byte array Containing a document's raw stylesheet
* info. Found by using FileInformationBlock.GetFcStshf() and
* FileInformationBLock.GetLcbStshf()
*/
public StyleSheet(byte[] tableStream, int offset)
{
int startoffset = offset;
_stshiLength = LittleEndian.GetShort(tableStream, offset);
offset += LittleEndianConsts.SHORT_SIZE;
int stdCount = LittleEndian.GetShort(tableStream, offset);
offset += LittleEndianConsts.SHORT_SIZE;
_baseLength = LittleEndian.GetShort(tableStream, offset);
offset += LittleEndianConsts.SHORT_SIZE;
_flags = LittleEndian.GetShort(tableStream, offset);
offset += LittleEndianConsts.SHORT_SIZE;
_maxIndex = LittleEndian.GetShort(tableStream, offset);
offset += LittleEndianConsts.SHORT_SIZE;
_maxFixedIndex = LittleEndian.GetShort(tableStream, offset);
offset += LittleEndianConsts.SHORT_SIZE;
_stylenameVersion = LittleEndian.GetShort(tableStream, offset);
offset += LittleEndianConsts.SHORT_SIZE;
_rgftc = new int[3];
_rgftc[0] = LittleEndian.GetShort(tableStream, offset);
offset += LittleEndianConsts.SHORT_SIZE;
_rgftc[1] = LittleEndian.GetShort(tableStream, offset);
offset += LittleEndianConsts.SHORT_SIZE;
_rgftc[2] = LittleEndian.GetShort(tableStream, offset);
offset += LittleEndianConsts.SHORT_SIZE;
offset = startoffset + LittleEndianConsts.SHORT_SIZE + _stshiLength;
_styleDescriptions = new StyleDescription[stdCount];
for (int x = 0; x < stdCount; x++)
{
int stdSize = LittleEndian.GetShort(tableStream, offset);
//get past the size
offset += 2;
if (stdSize > 0)
{
//byte[] std = new byte[stdSize];
StyleDescription aStyle = new StyleDescription(tableStream,
_baseLength, offset, true);
_styleDescriptions[x] = aStyle;
}
offset += stdSize;
}
for (int x = 0; x < _styleDescriptions.Length; x++)
{
if (_styleDescriptions[x] != null)
{
CreatePap(x);
CreateChp(x);
}
}
}
public override bool Equals(Object o)
{
StyleDescription sd = (StyleDescription)o;
if (sd._infoshort == _infoshort && sd._infoshort2 == _infoshort2 &&
sd._infoshort3 == _infoshort3 && sd._bchUpe == _bchUpe &&
sd._infoshort4 == _infoshort4 &&
_name.Equals(sd._name))
{
if (!Arrays.Equals(_upxs, sd._upxs))
{
return(false);
}
return(true);
}
return(false);
}
/**
* StyleSheet constructor. Loads a document's stylesheet information,
*
* @param tableStream A byte array Containing a document's raw stylesheet
* info. Found by using FileInformationBlock.GetFcStshf() and
* FileInformationBLock.GetLcbStshf()
*/
public StyleSheet(byte[] tableStream, int offset)
{
int startoffset = offset;
_stshiLength = LittleEndian.GetShort(tableStream, offset);
offset += LittleEndianConsts.SHORT_SIZE;
int stdCount = LittleEndian.GetShort(tableStream, offset);
offset += LittleEndianConsts.SHORT_SIZE;
_baseLength = LittleEndian.GetShort(tableStream, offset);
offset += LittleEndianConsts.SHORT_SIZE;
_flags = LittleEndian.GetShort(tableStream, offset);
offset += LittleEndianConsts.SHORT_SIZE;
_maxIndex = LittleEndian.GetShort(tableStream, offset);
offset += LittleEndianConsts.SHORT_SIZE;
_maxFixedIndex = LittleEndian.GetShort(tableStream, offset);
offset += LittleEndianConsts.SHORT_SIZE;
_stylenameVersion = LittleEndian.GetShort(tableStream, offset);
offset += LittleEndianConsts.SHORT_SIZE;
_rgftc = new int[3];
_rgftc[0] = LittleEndian.GetShort(tableStream, offset);
offset += LittleEndianConsts.SHORT_SIZE;
_rgftc[1] = LittleEndian.GetShort(tableStream, offset);
offset += LittleEndianConsts.SHORT_SIZE;
_rgftc[2] = LittleEndian.GetShort(tableStream, offset);
offset += LittleEndianConsts.SHORT_SIZE;
offset = startoffset + LittleEndianConsts.SHORT_SIZE + _stshiLength;
_styleDescriptions = new StyleDescription[stdCount];
for (int x = 0; x < stdCount; x++)
{
int stdSize = LittleEndian.GetShort(tableStream, offset);
//get past the size
offset += 2;
if (stdSize > 0)
{
//byte[] std = new byte[stdSize];
StyleDescription aStyle = new StyleDescription(tableStream,
_baseLength, offset, true);
_styleDescriptions[x] = aStyle;
}
offset += stdSize;
}
for (int x = 0; x < _styleDescriptions.Length; x++)
{
if (_styleDescriptions[x] != null)
{
CreatePap(x);
CreateChp(x);
}
}
}
