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tetex-bin  3.0
Public Member Functions | Protected Attributes
EOFStream Class Reference

#include <Stream.h>

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List of all members.

Public Member Functions

 EOFStream (Stream *strA)
virtual ~EOFStream ()
virtual StreamKind getKind ()
virtual void reset ()
virtual int getChar ()
virtual int lookChar ()
virtual GStringgetPSFilter (int psLevel, char *indent)
virtual GBool isBinary (GBool last=gTrue)
virtual void close ()
virtual int getPos ()
virtual void setPos (Guint pos, int dir=0)
virtual BaseStreamgetBaseStream ()
virtual DictgetDict ()
virtual void ignoreLength ()
int incRef ()
int decRef ()
virtual int getRawChar ()
virtual char * getLine (char *buf, int size)
virtual GBool isEncoder ()
StreamaddFilters (Object *dict)

Protected Attributes

Streamstr

Detailed Description

Definition at line 717 of file Stream.h.


Constructor & Destructor Documentation

Definition at line 3715 of file Stream.cc.

                                :
    FilterStream(strA) {
}
EOFStream::~EOFStream ( ) [virtual]

Definition at line 3719 of file Stream.cc.

                      {
  delete str;
}

Member Function Documentation

Stream * Stream::addFilters ( Object dict) [inherited]

Definition at line 92 of file Stream.cc.

                                       {
  Object obj, obj2;
  Object params, params2;
  Stream *str;
  int i;

  str = this;
  dict->dictLookup("Filter", &obj);
  if (obj.isNull()) {
    obj.free();
    dict->dictLookup("F", &obj);
  }
  dict->dictLookup("DecodeParms", &params);
  if (params.isNull()) {
    params.free();
    dict->dictLookup("DP", &params);
  }
  if (obj.isName()) {
    str = makeFilter(obj.getName(), str, &params);
  } else if (obj.isArray()) {
    for (i = 0; i < obj.arrayGetLength(); ++i) {
      obj.arrayGet(i, &obj2);
      if (params.isArray())
       params.arrayGet(i, &params2);
      else
       params2.initNull();
      if (obj2.isName()) {
       str = makeFilter(obj2.getName(), str, &params2);
      } else {
       error(getPos(), "Bad filter name");
       str = new EOFStream(str);
      }
      obj2.free();
      params2.free();
    }
  } else if (!obj.isNull()) {
    error(getPos(), "Bad 'Filter' attribute in stream");
  }
  obj.free();
  params.free();

  return str;
}

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void FilterStream::close ( ) [virtual, inherited]

Reimplemented from Stream.

Definition at line 306 of file Stream.cc.

                         {
  str->close();
}

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int Stream::decRef ( ) [inline, inherited]

Definition at line 58 of file Stream.h.

{ return --ref; }
virtual BaseStream* FilterStream::getBaseStream ( ) [inline, virtual, inherited]

Implements Stream.

Definition at line 174 of file Stream.h.

{ return str->getBaseStream(); }

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virtual int EOFStream::getChar ( ) [inline, virtual]

Implements Stream.

Definition at line 724 of file Stream.h.

{ return EOF; }
virtual Dict* FilterStream::getDict ( ) [inline, virtual, inherited]

Implements Stream.

Definition at line 175 of file Stream.h.

{ return str->getDict(); }

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

Implements Stream.

Definition at line 722 of file Stream.h.

{ return strWeird; }
char * Stream::getLine ( char *  buf,
int  size 
) [virtual, inherited]

Definition at line 67 of file Stream.cc.

                                         {
  int i;
  int c;

  if (lookChar() == EOF)
    return NULL;
  for (i = 0; i < size - 1; ++i) {
    c = getChar();
    if (c == EOF || c == '\n')
      break;
    if (c == '\r') {
      if ((c = lookChar()) == '\n')
       getChar();
      break;
    }
    buf[i] = c;
  }
  buf[i] = '\0';
  return buf;
}

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virtual int FilterStream::getPos ( ) [inline, virtual, inherited]

Implements Stream.

Definition at line 172 of file Stream.h.

{ return str->getPos(); }

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virtual GString* EOFStream::getPSFilter ( int  psLevel,
char *  indent 
) [inline, virtual]

Reimplemented from Stream.

Definition at line 726 of file Stream.h.

{ return NULL; }
int Stream::getRawChar ( ) [virtual, inherited]

Reimplemented in FlateStream, and LZWStream.

Definition at line 62 of file Stream.cc.

                       {
  error(-1, "Internal: called getRawChar() on non-predictor stream");
  return EOF;
}

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virtual void FilterStream::ignoreLength ( ) [inline, virtual, inherited]

Reimplemented from Stream.

Definition at line 176 of file Stream.h.

{ str->ignoreLength(); }

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int Stream::incRef ( ) [inline, inherited]

Definition at line 57 of file Stream.h.

{ return ++ref; }
virtual GBool EOFStream::isBinary ( GBool  last = gTrue) [inline, virtual]

Implements Stream.

Definition at line 727 of file Stream.h.

{ return gFalse; }
virtual GBool Stream::isEncoder ( ) [inline, virtual, inherited]

Reimplemented in RunLengthEncoder, ASCII85Encoder, ASCIIHexEncoder, and FixedLengthEncoder.

Definition at line 103 of file Stream.h.

{ return gFalse; }

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virtual int EOFStream::lookChar ( ) [inline, virtual]

Implements Stream.

Definition at line 725 of file Stream.h.

{ return EOF; }
virtual void EOFStream::reset ( ) [inline, virtual]

Implements Stream.

Definition at line 723 of file Stream.h.

{}
void FilterStream::setPos ( Guint  pos,
int  dir = 0 
) [virtual, inherited]

Implements Stream.

Definition at line 310 of file Stream.cc.

                                            {
  error(-1, "Internal: called setPos() on FilterStream");
}

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Member Data Documentation

Stream* FilterStream::str [protected, inherited]

Definition at line 180 of file Stream.h.


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