LZWStream Class Reference

#include </home/clem/local/src/opie/noncore/unsupported/qpdf/xpdf/Stream.h>

Inheritance diagram for LZWStream:

[legend]Collaboration diagram for LZWStream:

[legend]List of all members.

Public Member Functions
	LZWStream (Stream *strA, int predictor, int columns, int colors, int bits, int earlyA)
virtual	~LZWStream ()
virtual StreamKind	getKind ()
virtual void	reset ()
virtual int	getChar ()
virtual int	lookChar ()
virtual int	getRawChar ()
virtual GString *	getPSFilter (char *indent)
virtual GBool	isBinary (GBool last=gTrue)
Private Member Functions
void	dumpFile (FILE *f)
int	getCode ()
GBool	fillBuf ()
Private Attributes
StreamPredictor *	pred
int	early
FILE *	zPipe
GString *	zName
int	inputBuf
int	inputBits
int	inCodeBits
char	buf [256]
char *	bufPtr
char *	bufEnd

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Constructor & Destructor Documentation

LZWStream::LZWStream (  Stream *  strA, int  predictor, int  columns, int  colors, int  bits, int  earlyA )

Definition at line 963 of file Stream.cc. References buf, bufEnd, bufPtr, early, NULL, pred, and zPipe.

LZWStream::~LZWStream (   )  [virtual]

Definition at line 976 of file Stream.cc. References GString::getCString(), NULL, pred, FilterStream::str, zName, and zPipe.

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Member Function Documentation

void LZWStream::dumpFile (  FILE *  f  )  [private]

Definition at line 1097 of file Stream.cc. References early, getCode(), gFalse, gTrue, i, inCodeBits, inputBits, inputBuf, Stream::reset(), and FilterStream::str. Referenced by reset().

GBool LZWStream::fillBuf (   )  [private]

Definition at line 1235 of file Stream.cc. References buf, bufEnd, bufPtr, GString::getCString(), gFalse, NULL, zName, and zPipe. Referenced by getChar(), getRawChar(), and lookChar().

int LZWStream::getChar (   )  [virtual]

Implements Stream. Definition at line 993 of file Stream.cc. References bufEnd, bufPtr, fillBuf(), StreamPredictor::getChar(), and pred.

int LZWStream::getCode (   )  [private]

Definition at line 1220 of file Stream.cc. References code, Stream::getChar(), inCodeBits, inputBits, inputBuf, and FilterStream::str. Referenced by dumpFile().

virtual StreamKind LZWStream::getKind (   )  [inline, virtual]

Implements Stream. Definition at line 410 of file Stream.h. References strLZW.

GString * LZWStream::getPSFilter (  char *  indent  )  [virtual]

Reimplemented from Stream. Definition at line 1255 of file Stream.cc. References GString::append(), Stream::getPSFilter(), NULL, pred, s, and FilterStream::str.

int LZWStream::getRawChar (   )  [virtual]

Reimplemented from Stream. Definition at line 1007 of file Stream.cc. References bufEnd, bufPtr, and fillBuf().

GBool LZWStream::isBinary (  GBool  last = gTrue  )  [virtual]

Implements Stream. Definition at line 1268 of file Stream.cc. References gTrue, Stream::isBinary(), and FilterStream::str.

int LZWStream::lookChar (   )  [virtual]

Implements Stream. Definition at line 1000 of file Stream.cc. References bufEnd, bufPtr, fillBuf(), StreamPredictor::lookChar(), and pred.

void LZWStream::reset (   )  [virtual]

Implements Stream. Definition at line 1011 of file Stream.cc. References GString::append(), buf, bufEnd, bufPtr, GString::del(), dumpFile(), error(), f, GString::getCString(), GString::getLength(), FilterStream::getPos(), gTrue, NULL, openTempFile(), POPEN_READ_MODE, uncompressCmd, zName, and zPipe.

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Member Data Documentation

char LZWStream::buf[256] [private]

Definition at line 427 of file Stream.h. Referenced by fillBuf(), LZWStream(), and reset().

char* LZWStream::bufEnd [private]

Definition at line 429 of file Stream.h. Referenced by fillBuf(), getChar(), getRawChar(), lookChar(), LZWStream(), and reset().

char* LZWStream::bufPtr [private]

Definition at line 428 of file Stream.h. Referenced by fillBuf(), getChar(), getRawChar(), lookChar(), LZWStream(), and reset().

int LZWStream::early [private]

Definition at line 421 of file Stream.h. Referenced by dumpFile(), and LZWStream().

int LZWStream::inCodeBits [private]

Definition at line 426 of file Stream.h. Referenced by dumpFile(), and getCode().

int LZWStream::inputBits [private]

Definition at line 425 of file Stream.h. Referenced by dumpFile(), and getCode().

int LZWStream::inputBuf [private]

Definition at line 424 of file Stream.h. Referenced by dumpFile(), and getCode().

StreamPredictor* LZWStream::pred [private]

Definition at line 420 of file Stream.h. Referenced by getChar(), getPSFilter(), lookChar(), LZWStream(), and ~LZWStream().

GString* LZWStream::zName [private]

Definition at line 423 of file Stream.h. Referenced by fillBuf(), reset(), and ~LZWStream().

FILE* LZWStream::zPipe [private]

Definition at line 422 of file Stream.h. Referenced by fillBuf(), LZWStream(), reset(), and ~LZWStream().

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The documentation for this class was generated from the following files:

• noncore/unsupported/qpdf/xpdf/Stream.h
• noncore/unsupported/qpdf/xpdf/Stream.cc

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