180 lines
4.1 KiB
C
180 lines
4.1 KiB
C
|
/***
|
||
|
|
**
|
||
|
|
** Module: T1Parser
|
||
|
|
**
|
||
|
|
** Description:
|
||
|
|
** This is a module of the T1 to TT font converter. The module
|
||
|
|
** contains functions that is used by the Builder moduler, to
|
||
|
|
** manage the lowlevel writing to the TT font file, as well as
|
||
|
|
** generic check sum, table length and table offset computations.
|
||
|
|
**
|
||
|
|
** Author: Michael Jansson
|
||
|
|
**
|
||
|
|
** Created: 5/26/93
|
||
|
|
**
|
||
|
|
***/
|
||
|
|
|
||
|
|
|
||
|
|
#ifndef FWRITER_H
|
||
|
|
#define FWRITER_H
|
||
|
|
|
||
|
|
#ifndef _ARGS
|
||
|
|
# define IN const
|
||
|
|
# define OUT
|
||
|
|
# define INOUT
|
||
|
|
# define _ARGS(arg) arg
|
||
|
|
#endif
|
||
|
|
|
||
|
|
|
||
|
|
#define TBL_OS2 (USHORT)0
|
||
|
|
#define TBL_CMAP (USHORT)1
|
||
|
|
#define TBL_CVT (USHORT)2
|
||
|
|
#define TBL_FPGM (USHORT)3
|
||
|
|
#define TBL_GASP (USHORT)4
|
||
|
|
#define TBL_GLYF (USHORT)5
|
||
|
|
#define TBL_HEAD (USHORT)6
|
||
|
|
#define TBL_HHEA (USHORT)7
|
||
|
|
#define TBL_HMTX (USHORT)8
|
||
|
|
#define TBL_KERN (USHORT)9
|
||
|
|
#define TBL_LOCA (USHORT)10
|
||
|
|
#define TBL_MAXP (USHORT)11
|
||
|
|
#define TBL_NAME (USHORT)12
|
||
|
|
#define TBL_POST (USHORT)13
|
||
|
|
#define TBL_PREP (USHORT)14
|
||
|
|
#define NUMTBL 15L
|
||
|
|
#define TBLDIRSIZE (4L+4L+4L+4L)
|
||
|
|
|
||
|
|
/* Referenced types. */
|
||
|
|
typedef struct ioFile OutputFile;
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
/***
|
||
|
|
** Function: WriteTableHeader
|
||
|
|
**
|
||
|
|
** Description:
|
||
|
|
** This function initiates a TT font file, by initiating
|
||
|
|
** a handle used when writing the tables and by writing
|
||
|
|
** the leading table dictionary of the file.
|
||
|
|
***/
|
||
|
|
void WriteTableHeader _ARGS((INOUT OutputFile *file));
|
||
|
|
|
||
|
|
|
||
|
|
/***
|
||
|
|
** Function: OpenOutputFile
|
||
|
|
**
|
||
|
|
** Description:
|
||
|
|
***/
|
||
|
|
OutputFile *OpenOutputFile _ARGS((IN char *name));
|
||
|
|
|
||
|
|
|
||
|
|
/***
|
||
|
|
** Function: CloseOutputFile
|
||
|
|
**
|
||
|
|
** Description:
|
||
|
|
***/
|
||
|
|
errcode CloseOutputFile _ARGS((INOUT OutputFile *fp));
|
||
|
|
|
||
|
|
|
||
|
|
/***
|
||
|
|
** Function: FileError
|
||
|
|
**
|
||
|
|
** Description:
|
||
|
|
***/
|
||
|
|
boolean FileError _ARGS((INOUT OutputFile *fp));
|
||
|
|
|
||
|
|
|
||
|
|
/***
|
||
|
|
** Function: FileTell
|
||
|
|
**
|
||
|
|
** Description:
|
||
|
|
***/
|
||
|
|
long FileTell _ARGS((INOUT OutputFile *fp));
|
||
|
|
|
||
|
|
|
||
|
|
/***
|
||
|
|
** Function: WriteLong
|
||
|
|
**
|
||
|
|
** Description:
|
||
|
|
** This function writes a 32-bit integer in the
|
||
|
|
** Big Endian byte order, regardless of the
|
||
|
|
** used byte order.
|
||
|
|
***/
|
||
|
|
void WriteLong _ARGS((IN ULONG val,
|
||
|
|
INOUT OutputFile *file));
|
||
|
|
|
||
|
|
/***
|
||
|
|
** Function: WriteShort
|
||
|
|
**
|
||
|
|
** Description:
|
||
|
|
** This function writes a 16-bit integer in the
|
||
|
|
** Big Endian byte order, regardless of the used
|
||
|
|
** byte order.
|
||
|
|
***/
|
||
|
|
void WriteShort _ARGS((IN USHORT val,
|
||
|
|
|
||
|
|
INOUT OutputFile *file));
|
||
|
|
/***
|
||
|
|
** Function: WriteByte
|
||
|
|
**
|
||
|
|
** Description:
|
||
|
|
** This function writes an 8-bit integer in the
|
||
|
|
** Big Endian byte order, regardless of used
|
||
|
|
** byte order.
|
||
|
|
***/
|
||
|
|
void WriteByte _ARGS((IN UBYTE val,
|
||
|
|
INOUT OutputFile *file));
|
||
|
|
|
||
|
|
/***
|
||
|
|
** Function: WriteChecksum
|
||
|
|
**
|
||
|
|
** Description:
|
||
|
|
** This function completes the whole TT font file,
|
||
|
|
** by computing the check sum of the whole file and writing
|
||
|
|
** it at the designated place.
|
||
|
|
***/
|
||
|
|
void WriteChecksum _ARGS((IN long offset,
|
||
|
|
INOUT OutputFile *file));
|
||
|
|
|
||
|
|
/***
|
||
|
|
** Function: FileSeek
|
||
|
|
**
|
||
|
|
** Description:
|
||
|
|
***/
|
||
|
|
long FileSeek _ARGS((INOUT OutputFile *fp,
|
||
|
|
|
||
|
|
IN long where));
|
||
|
|
/***
|
||
|
|
** Function: WriteBytes
|
||
|
|
**
|
||
|
|
** Description:
|
||
|
|
***/
|
||
|
|
USHORT WriteBytes _ARGS((IN UBYTE *buf,
|
||
|
|
IN USHORT len,
|
||
|
|
INOUT OutputFile *fp));
|
||
|
|
/***
|
||
|
|
** Function: CompleteTable
|
||
|
|
**
|
||
|
|
** Description:
|
||
|
|
** This function completes a TT font file table,
|
||
|
|
** by computing the check sum and writing it, the
|
||
|
|
** table length and table offset to the table directory
|
||
|
|
** of the TT font file.
|
||
|
|
**
|
||
|
|
** Please note the dependency that this function must
|
||
|
|
** be called right after the last byte of the contents
|
||
|
|
** of the table have been written.
|
||
|
|
***/
|
||
|
|
errcode CompleteTable _ARGS((IN long offset,
|
||
|
|
IN USHORT num,
|
||
|
|
INOUT OutputFile *file));
|
||
|
|
/***
|
||
|
|
** Function: RemoveFile
|
||
|
|
**
|
||
|
|
** Description:
|
||
|
|
** Removes an already closed output file.
|
||
|
|
***/
|
||
|
|
void RemoveFile _ARGS((IN char *name));
|
||
|
|
#endif
|