okular/dviFile.h
Stefan Kebekus 12c23943ad added "embed PS figures" feature
svn path=/trunk/kdegraphics/kdvi/; revision=248486
2003-09-05 08:57:37 +00:00

80 lines
2.3 KiB
C++

#ifndef _DVIFILE_H
#define _DVIFILE_H
#include <stdio.h>
#include <qdatastream.h>
#include <qfile.h>
#include <qintdict.h>
#include <qstring.h>
#include "bigEndianByteReader.h"
class fontPool;
class pageSize;
class TeXFontDefinition;
class dvifile : public bigEndianByteReader
{
public:
dvifile(QString fname, class fontPool *pool, bool sourceSpecialMark=true);
~dvifile();
fontPool * font_pool;
QString filename;
QString generatorString;
Q_UINT16 total_pages;
Q_UINT32 * page_offset;
Q_UINT8 * dvi_Data;
QIODevice::Offset size_of_file;
QString errorMsg;
Q_UINT32 beginning_of_postamble;
/** This flag is set to "true" during the construction of the
dvifile, and is never changed afterwards by the dvifile
class. It is used in kdvi in conjuction with source-specials:
the first time a page with source specials is rendered, KDVI
shows an info dialog, and the flag is set to false. That way
KDVI ensures that the user is only informed once. */
bool sourceSpecialMarker;
QIntDict<TeXFontDefinition> tn_table;
/** Returns the number of centimeters per DVI unit in this DVI
file. */
double getCmPerDVIunit(void) {return cmPerDVIunit;};
/** This member is set to zero on construction and can be used by
other software to count error messages that were printed when
the DVI-file was processed. Suggested application: limit the
number of error messages to, say, 25. */
Q_UINT8 errorCounter;
/** Papersize information read from the dvi-File */
pageSize *suggestedPageSize;
private:
/** process_preamble reads the information in the preamble and
stores it into global variables for later use. */
void process_preamble(void);
void find_postamble(void);
/** read_postamble reads the information in the postamble, storing
it into global variables. It also takes care of reading in all
of the pixel files for the fonts used in the job. */
void read_postamble(void);
void prepare_pages(void);
/** Offset in DVI file of last page, set in read_postamble(). */
Q_UINT32 last_page_offset;
Q_UINT32 magnification;
double cmPerDVIunit;
};
#endif //ifndef _DVIFILE_H