113 lines
2.9 KiB
C
113 lines
2.9 KiB
C
/***
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**
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** Module: Hints
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**
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** Description:
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** This is a module of the T1 to TT font converter. This is a
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** sub-module of the T1 to TT data translator module. It deals
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** with hints. Any part pf the T1 font that gets translated into
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** TrueType instructions is done within this module.
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**
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** Author: Michael Jansson
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**
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** Created: 8/24/93
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**
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***/
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#ifndef _ARGS
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# define IN const
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# define OUT
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# define INOUT
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# define _ARGS(arg) arg
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#endif
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/***
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** Function: ConvertHints
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**
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** Description:
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** This functions converts hstem, hstem3, vstem, vstem3 and flex
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** hints, as well as doing diagonal control.
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***/
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errcode ConvertHints _ARGS((INOUT struct T1Metrics *t1m,
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IN Hints *hints,
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IN Outline *orgpaths,
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IN Outline *paths,
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IN short *sideboard,
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OUT UBYTE **gpgm,
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OUT USHORT *num,
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OUT USHORT *stack,
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OUT USHORT *twilight));
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/***
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** Function: BuildPreProgram
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**
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** Description:
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** This function builds the pre-program that will compute
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** the CVT and storage entries for the TT stem hint
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** instructions to work.
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***/
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USHORT BuildPreProgram _ARGS((IN struct T1Metrics *t1m,
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IN WeightControl *weight,
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INOUT Blues *blues,
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INOUT AlignmentControl *align,
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INOUT UBYTE **prep,
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IN int prepsize,
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OUT USHORT *maxprepstack));
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/***
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** Function: MatchingFamily
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**
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** Description:
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** Locate the family alignment zone that is closest to
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** a given alignment zone.
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***/
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short MatchingFamily _ARGS((IN funit pos,
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IN funit *family,
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IN USHORT fcnt));
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/***
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** Function: GetRomanHints
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**
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** Description:
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***/
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const UBYTE *GetRomanHints _ARGS((OUT int *size));
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/***
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** Function: GetSwissHints
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**
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** Description:
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***/
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const UBYTE *GetSwissHints _ARGS((OUT int *size));
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/***
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** Function: GetFontProg
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**
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** Description:
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** Return the font program.
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***/
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const UBYTE *GetFontProg _ARGS((void));
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/***
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** Function: GetFontProgSize
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**
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** Description:
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** Return the size of the font program.
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***/
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const USHORT GetFontProgSize _ARGS((void));
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/***
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** Function: GetNumFuns
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**
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** Description:
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** Return the number of functions defined in
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** the font program.
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***/
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const USHORT GetNumFuns _ARGS((void));
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