mirror of
https://invent.kde.org/graphics/okular
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69 lines
2.2 KiB
C++
69 lines
2.2 KiB
C++
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#ifndef _DVIFILE_H
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#define _DVIFILE_H
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#include <stdio.h>
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#include <qdatastream.h>
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#include <qfile.h>
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#include <qstring.h>
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#include "bigEndianByteReader.h"
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class fontPool;
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class dvifile : public bigEndianByteReader
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{
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public:
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dvifile(QString fname, class fontPool *pool);
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~dvifile();
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fontPool * font_pool;
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QString filename;
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QString generatorString;
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Q_UINT16 total_pages;
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Q_UINT32 * page_offset;
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Q_UINT8 * dvi_Data;
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QIODevice::Offset size_of_file;
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/** This flag is set to "true" during the construction of the
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dvifile, and is never changed afterwards by the dvifile
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class. It is used in kdvi in conjuction with source-specials:
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the first time a page with source specials is rendered, KDVI
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shows an info dialog, and the flag is set to false. That way
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KDVI ensures that the user is only informed once. */
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bool sourceSpecialMarker;
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/** Numerator and denominator of the TeX units, as explained in
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section A.3 of the DVI driver standard, Level 0, published by
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the TUG DVI driver standards committee. */
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Q_UINT32 numerator, denominator;
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/** Magnification value, as explained in section A.3 of the DVI
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driver standard, Level 0, published by the TUG DVI driver
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standards committee. */
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Q_UINT32 magnification;
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/** dimconv = numerator*magnification/(1000*denominator), as
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explained in section A.3 of the DVI driver standard, Level 0,
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published by the TUG DVI driver standards committee. */
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double dimconv;
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private:
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/** process_preamble reads the information in the preamble and
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stores it into global variables for later use. */
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/** read_postamble reads the information in the postamble, storing
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it into global variables. It also takes care of reading in all
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of the pixel files for the fonts used in the job. */
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void process_preamble(void);
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void find_postamble(void);
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void read_postamble(void);
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void prepare_pages(void);
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/** Offset in DVI file of last page, set in read_postamble(). */
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Q_UINT32 last_page_offset;
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Q_UINT32 beginning_of_postamble;
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};
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#endif //ifndef _DVIFILE_H
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