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This commit is contained in:
Werner Lemberg 2000-07-19 02:59:31 +00:00
parent 0959a8777a
commit c8f9cf37d3
6 changed files with 654 additions and 595 deletions
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403
include/freetype/internal/ftstream.h
View File

@ -1,3 +1,21 @@
/***************************************************************************/
/* */
/* ftstream.h */
/* */
/* Stream handling(specification). */
/* */
/* Copyright 1996-2000 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
/* modified, and distributed under the terms of the FreeType project */
/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
/* this file you indicate that you have read the license and */
/* understand and accept it fully. */
/* */
/***************************************************************************/
#ifndef FTSTREAM_H
#define FTSTREAM_H
@ -9,292 +27,312 @@
#endif
/* format of an 8-bit frame_op value = [ xxxxx | e | s ] */
/* where s is set to 1 when the value is signed.. */
/* where e is set to 1 when the value is little-endian */
/* xxxxx is a command */
/* format of an 8-bit frame_op value = [ xxxxx | e | s ] */
/* s is set to 1 if the value is signed, */
/* e is set to 1 if the value is little-endian */
/* xxxxx is a command */
#define FT_FRAME_OP_SHIFT 2
#define FT_FRAME_OP_SIGNED 1
#define FT_FRAME_OP_LITTLE 2
#define FT_FRAME_OP_COMMAND(x) (x >> FT_FRAME_OP_SHIFT)
#define FT_FRAME_OP_SHIFT 2
#define FT_FRAME_OP_SIGNED 1
#define FT_FRAME_OP_LITTLE 2
#define FT_FRAME_OP_COMMAND( x ) ( x >> FT_FRAME_OP_SHIFT )
#define FT_MAKE_FRAME_OP( command, little, sign ) \
((command << FT_FRAME_OP_SHIFT) | (little << 1) | sign)
#define FT_MAKE_FRAME_OP( command, little, sign ) \
( ( command << FT_FRAME_OP_SHIFT ) | ( little << 1 ) | sign )
#define FT_FRAME_OP_END 0
#define FT_FRAME_OP_START 1 /* start a new frame */
#define FT_FRAME_OP_BYTE 2 /* read 1-byte value */
#define FT_FRAME_OP_SHORT 3 /* read 2-byte value */
#define FT_FRAME_OP_LONG 4 /* read 4-byte value */
#define FT_FRAME_OP_OFF3 5 /* read 3-byte value */
#define FT_FRAME_OP_START 1 /* start a new frame */
#define FT_FRAME_OP_BYTE 2 /* read 1-byte value */
#define FT_FRAME_OP_SHORT 3 /* read 2-byte value */
#define FT_FRAME_OP_LONG 4 /* read 4-byte value */
#define FT_FRAME_OP_OFF3 5 /* read 3-byte value */
#define FT_FRAME_OP_BYTES 6 /* read a bytes sequence */
typedef enum FT_Frame_Op_
{
ft_frame_end = 0,
ft_frame_start = FT_MAKE_FRAME_OP( FT_FRAME_OP_START, 0, 0 ),
ft_frame_byte = FT_MAKE_FRAME_OP( FT_FRAME_OP_BYTE, 0, 0 ),
ft_frame_schar = FT_MAKE_FRAME_OP( FT_FRAME_OP_BYTE, 0, 1 ),
typedef enum FT_Frame_Op_
{
ft_frame_end = 0,
ft_frame_start = FT_MAKE_FRAME_OP( FT_FRAME_OP_START, 0, 0 ),
ft_frame_ushort_be = FT_MAKE_FRAME_OP( FT_FRAME_OP_SHORT, 0, 0 ),
ft_frame_short_be = FT_MAKE_FRAME_OP( FT_FRAME_OP_SHORT, 0, 1 ),
ft_frame_ushort_le = FT_MAKE_FRAME_OP( FT_FRAME_OP_SHORT, 1, 0 ),
ft_frame_short_le = FT_MAKE_FRAME_OP( FT_FRAME_OP_SHORT, 1, 1 ),
ft_frame_byte = FT_MAKE_FRAME_OP( FT_FRAME_OP_BYTE, 0, 0 ),
ft_frame_schar = FT_MAKE_FRAME_OP( FT_FRAME_OP_BYTE, 0, 1 ),
ft_frame_ulong_be = FT_MAKE_FRAME_OP( FT_FRAME_OP_LONG, 0, 0 ),
ft_frame_ulong_le = FT_MAKE_FRAME_OP( FT_FRAME_OP_LONG, 0, 1 ),
ft_frame_long_be = FT_MAKE_FRAME_OP( FT_FRAME_OP_LONG, 1, 0 ),
ft_frame_long_le = FT_MAKE_FRAME_OP( FT_FRAME_OP_LONG, 1, 1 ),
ft_frame_ushort_be = FT_MAKE_FRAME_OP( FT_FRAME_OP_SHORT, 0, 0 ),
ft_frame_short_be = FT_MAKE_FRAME_OP( FT_FRAME_OP_SHORT, 0, 1 ),
ft_frame_ushort_le = FT_MAKE_FRAME_OP( FT_FRAME_OP_SHORT, 1, 0 ),
ft_frame_short_le = FT_MAKE_FRAME_OP( FT_FRAME_OP_SHORT, 1, 1 ),
ft_frame_uoff3_be = FT_MAKE_FRAME_OP( FT_FRAME_OP_OFF3, 0, 0 ),
ft_frame_uoff3_le = FT_MAKE_FRAME_OP( FT_FRAME_OP_OFF3, 0, 1 ),
ft_frame_off3_be = FT_MAKE_FRAME_OP( FT_FRAME_OP_OFF3, 1, 0 ),
ft_frame_off3_le = FT_MAKE_FRAME_OP( FT_FRAME_OP_OFF3, 1, 1 ),
ft_frame_ulong_be = FT_MAKE_FRAME_OP( FT_FRAME_OP_LONG, 0, 0 ),
ft_frame_ulong_le = FT_MAKE_FRAME_OP( FT_FRAME_OP_LONG, 0, 1 ),
ft_frame_long_be = FT_MAKE_FRAME_OP( FT_FRAME_OP_LONG, 1, 0 ),
ft_frame_long_le = FT_MAKE_FRAME_OP( FT_FRAME_OP_LONG, 1, 1 ),
ft_frame_uoff3_be = FT_MAKE_FRAME_OP( FT_FRAME_OP_OFF3, 0, 0 ),
ft_frame_uoff3_le = FT_MAKE_FRAME_OP( FT_FRAME_OP_OFF3, 0, 1 ),
ft_frame_off3_be = FT_MAKE_FRAME_OP( FT_FRAME_OP_OFF3, 1, 0 ),
ft_frame_off3_le = FT_MAKE_FRAME_OP( FT_FRAME_OP_OFF3, 1, 1 ),
ft_frame_bytes = FT_MAKE_FRAME_OP( FT_FRAME_OP_BYTES, 0, 0 ),
ft_frame_skip = FT_MAKE_FRAME_OP( FT_FRAME_OP_BYTES, 0, 1 )
ft_frame_bytes = FT_MAKE_FRAME_OP( FT_FRAME_OP_BYTES, 0, 0 ),
ft_frame_skip = FT_MAKE_FRAME_OP( FT_FRAME_OP_BYTES, 0, 1 )
} FT_Frame_Op;
} FT_Frame_Op;
typedef struct FT_Frame_Field_
{
FT_Frame_Op value;
char size;
FT_UShort offset;
typedef struct FT_Frame_Field_
{
FT_Frame_Op value;
char size;
FT_UShort offset;
} FT_Frame_Field;
} FT_Frame_Field;
/* make-up a FT_Frame_Field out of a structure type and a field name */
#define FT_FIELD_REF(s,f) (((s*)0)->f)
#define FT_FRAME_FIELD( frame_op, struct_type, field ) \
{ \
frame_op, \
sizeof(FT_FIELD_REF(struct_type,field)), \
(FT_UShort)(char*)&FT_FIELD_REF(struct_type,field) }
/* make-up a FT_Frame_Field out of a structure type and a field name */
#define FT_FIELD_REF( s, f ) (((s*)0)->f)
#define FT_FRAME_FIELD( frame_op, struct_type, field ) \
{ \
frame_op, \
sizeof ( FT_FIELD_REF( struct_type,field ) ), \
(FT_UShort)(char*)&FT_FIELD_REF( struct_type, field ) \
}
#define FT_MAKE_EMPTY_FIELD( frame_op ) { frame_op, 0, 0 }
#define FT_FRAME_START(s) { ft_frame_start, 0, s }
#define FT_FRAME_END { ft_frame_end, 0, 0 }
#define FT_FRAME_START( s ) { ft_frame_start, 0, s }
#define FT_FRAME_END { ft_frame_end, 0, 0 }
#define FT_FRAME_LONG(s,f) FT_FRAME_FIELD( ft_frame_long_be, s, f )
#define FT_FRAME_ULONG(s,f) FT_FRAME_FIELD( ft_frame_ulong_be, s, f )
#define FT_FRAME_SHORT(s,f) FT_FRAME_FIELD( ft_frame_short_be, s, f )
#define FT_FRAME_USHORT(s,f) FT_FRAME_FIELD( ft_frame_ushort_be, s, f )
#define FT_FRAME_BYTE(s,f) FT_FRAME_FIELD( ft_frame_byte, s, f )
#define FT_FRAME_CHAR(s,f) FT_FRAME_FIELD( ft_frame_schar, s, f )
#define FT_FRAME_LONG( s, f ) FT_FRAME_FIELD( ft_frame_long_be, s, f )
#define FT_FRAME_ULONG( s, f ) FT_FRAME_FIELD( ft_frame_ulong_be, s, f )
#define FT_FRAME_SHORT( s, f ) FT_FRAME_FIELD( ft_frame_short_be, s, f )
#define FT_FRAME_USHORT( s, f ) FT_FRAME_FIELD( ft_frame_ushort_be, s, f )
#define FT_FRAME_BYTE( s, f ) FT_FRAME_FIELD( ft_frame_byte, s, f )
#define FT_FRAME_CHAR( s, f ) FT_FRAME_FIELD( ft_frame_schar, s, f )
#define FT_FRAME_LONG_LE(s,f) FT_FRAME_FIELD( ft_frame_long_le, s, f )
#define FT_FRAME_ULONG_LE(s,f) FT_FRAME_FIELD( ft_frame_ulong_le, s, f )
#define FT_FRAME_SHORT_LE(s,f) FT_FRAME_FIELD( ft_frame_short_le, s, f )
#define FT_FRAME_USHORT_LE(s,f) FT_FRAME_FIELD( ft_frame_ushort_le, s, f )
#define FT_FRAME_LONG_LE( s, f ) FT_FRAME_FIELD( ft_frame_long_le, s, f )
#define FT_FRAME_ULONG_LE( s, f ) FT_FRAME_FIELD( ft_frame_ulong_le, s, f )
#define FT_FRAME_SHORT_LE( s, f ) FT_FRAME_FIELD( ft_frame_short_le, s, f )
#define FT_FRAME_USHORT_LE( s, f ) FT_FRAME_FIELD( ft_frame_ushort_le, s, f )
#define FT_FRAME_SKIP_LONG { ft_frame_long_be, 0, 0 }
#define FT_FRAME_SKIP_SHORT { ft_frame_short_be, 0, 0 }
#define FT_FRAME_SKIP_BYTE { ft_frame_byte, 0, 0 }
#define FT_FRAME_SKIP_LONG { ft_frame_long_be, 0, 0 }
#define FT_FRAME_SKIP_SHORT { ft_frame_short_be, 0, 0 }
#define FT_FRAME_SKIP_BYTE { ft_frame_byte, 0, 0 }
#define FT_FRAME_BYTES( struct_type, field, count ) \
{ \
ft_frame_bytes, \
count, \
(FT_UShort)(char*)&FT_FIELD_REF(struct_type,field) }
#define FT_FRAME_SKIP_BYTES( count ) { ft_frame_skip, count, 0 }
(FT_UShort)(char*)&FT_FIELD_REF( struct_type, field ) \
}
#define FT_FRAME_SKIP_BYTES( count ) { ft_frame_skip, count, 0 }
/*************************************************************************/
/* */
/* integer extraction macros - the `buffer' parameter must ALWAYS be of */
/* integer extraction macros -- the `buffer' parameter must ALWAYS be of */
/* type `char*' or equivalent (1-byte elements). */
/* */
#define NEXT_Char(buffer) ((signed char)*buffer++)
#define NEXT_Byte(buffer) ((unsigned char)*buffer++)
#define NEXT_Char( buffer ) \
( (signed char)*buffer++ )
#define NEXT_Byte( buffer ) \
( (unsigned char)*buffer++ )
#define NEXT_Short(buffer) ( buffer += 2, \
( (short)((signed char)buffer[-2] << 8) | \
(unsigned char)buffer[-1] ) )
#define NEXT_Short( buffer ) \
( buffer += 2, \
( (short)( (signed char)buffer[-2] << 8 ) | \
(unsigned char)buffer[-1] ) )
#define NEXT_UShort(buffer) ((unsigned short)NEXT_Short(buffer))
#define NEXT_UShort( buffer ) \
( (unsigned short)NEXT_Short( buffer ) )
#define NEXT_Offset(buffer) ( buffer += 3, \
( ((long)(signed char)buffer[-3] << 16) | \
((long)(unsigned char)buffer[-2] << 8) | \
(long)(unsigned char)buffer[-1] ) )
#define NEXT_Offset( buffer ) \
( buffer += 3, \
( ( (long)(signed char)buffer[-3] << 16 ) | \
( (long)(unsigned char)buffer[-2] << 8 ) | \
(long)(unsigned char)buffer[-1] ) )
#define NEXT_UOffset(buffer) ((unsigned long)NEXT_Offset(buffer))
#define NEXT_UOffset( buffer ) \
( (unsigned long)NEXT_Offset( buffer ) )
#define NEXT_Long(buffer) ( buffer += 4, \
( ((long)(signed char)buffer[-4] << 24) | \
((long)(unsigned char)buffer[-3] << 16) | \
((long)(unsigned char)buffer[-2] << 8) | \
(long)(unsigned char)buffer[-1] ) )
#define NEXT_Long( buffer ) \
( buffer += 4, \
( ( (long)(signed char)buffer[-4] << 24 ) | \
( (long)(unsigned char)buffer[-3] << 16 ) | \
( (long)(unsigned char)buffer[-2] << 8 ) | \
(long)(unsigned char)buffer[-1] ) )
#define NEXT_ULong(buffer) ((unsigned long)NEXT_Long(buffer))
#define NEXT_ULong( buffer ) \
( (unsigned long)NEXT_Long( buffer ) )
#define NEXT_ShortLE(buffer) ( buffer += 2, \
( (short)((signed char)buffer[-1] << 8) | \
(unsigned char)buffer[-2] ) )
#define NEXT_ShortLE( buffer ) \
( buffer += 2, \
( (short)( (signed char)buffer[-1] << 8 ) | \
(unsigned char)buffer[-2] ) )
#define NEXT_UShortLE(buffer) ((unsigned short)NEXT_ShortLE(buffer))
#define NEXT_UShortLE( buffer ) \
( (unsigned short)NEXT_ShortLE( buffer ) )
#define NEXT_OffsetLE(buffer) ( buffer += 3, \
( ((long)(signed char)buffer[-1] << 16) | \
((long)(unsigned char)buffer[-2] << 8) | \
(long)(unsigned char)buffer[-3] ) )
#define NEXT_OffsetLE( buffer ) \
( buffer += 3, \
( ( (long)(signed char)buffer[-1] << 16 ) | \
( (long)(unsigned char)buffer[-2] << 8 ) | \
(long)(unsigned char)buffer[-3] ) )
#define NEXT_UOffsetLE(buffer) ((unsigned long)NEXT_OffsetLE(buffer))
#define NEXT_UOffsetLE( buffer ) \
( (unsigned long)NEXT_OffsetLE( buffer ) )
#define NEXT_LongLE(buffer) ( buffer += 4, \
( ((long)(signed char)buffer[-1] << 24) | \
((long)(unsigned char)buffer[-2] << 16) | \
((long)(unsigned char)buffer[-3] << 8) | \
(long)(unsigned char)buffer[-4] ) )
#define NEXT_LongLE( buffer ) \
( buffer += 4, \
( ( (long)(signed char)buffer[-1] << 24 ) | \
( (long)(unsigned char)buffer[-2] << 16 ) | \
( (long)(unsigned char)buffer[-3] << 8 ) | \
(long)(unsigned char)buffer[-4] ) )
#define NEXT_ULongLE( buffer ) \
( (unsigned long)NEXT_LongLE( buffer ) )
#define NEXT_ULongLE(buffer) ((unsigned long)NEXT_LongLE(buffer))
/*************************************************************************/
/* */
/* Each GET_xxxx() macro uses an implicit `stream' variable. */
/* */
#define FT_GET_MACRO( func, type ) ( (type)func(stream) )
#define FT_GET_MACRO( func, type ) ( (type)func( stream ) )
#define GET_Char() FT_GET_MACRO( FT_Get_Char, FT_Char )
#define GET_Byte() FT_GET_MACRO( FT_Get_Char, FT_Byte )
#define GET_Short() FT_GET_MACRO( FT_Get_Short, FT_Short )
#define GET_UShort() FT_GET_MACRO( FT_Get_Short, FT_UShort )
#define GET_Offset() FT_GET_MACRO( FT_Get_Offset, FT_Long )
#define GET_UOffset() FT_GET_MACRO( FT_Get_Offset, FT_ULong )
#define GET_Long() FT_GET_MACRO( FT_Get_Long, FT_Long )
#define GET_ULong() FT_GET_MACRO( FT_Get_Long, FT_ULong )
#define GET_Tag4() FT_GET_MACRO( FT_Get_Long, FT_ULong )
#define GET_Char() FT_GET_MACRO( FT_Get_Char, FT_Char )
#define GET_Byte() FT_GET_MACRO( FT_Get_Char, FT_Byte )
#define GET_Short() FT_GET_MACRO( FT_Get_Short, FT_Short )
#define GET_UShort() FT_GET_MACRO( FT_Get_Short, FT_UShort )
#define GET_Offset() FT_GET_MACRO( FT_Get_Offset, FT_Long )
#define GET_UOffset() FT_GET_MACRO( FT_Get_Offset, FT_ULong )
#define GET_Long() FT_GET_MACRO( FT_Get_Long, FT_Long )
#define GET_ULong() FT_GET_MACRO( FT_Get_Long, FT_ULong )
#define GET_Tag4() FT_GET_MACRO( FT_Get_Long, FT_ULong )
#define GET_ShortLE() FT_GET_MACRO( FT_Get_ShortLE, FT_Short )
#define GET_UShortLE() FT_GET_MACRO( FT_Get_ShortLE, FT_UShort )
#define GET_LongLE() FT_GET_MACRO( FT_Get_LongLE, FT_Short )
#define GET_ULongLE() FT_GET_MACRO( FT_Get_LongLE, FT_Short )
#define GET_LongLE() FT_GET_MACRO( FT_Get_LongLE, FT_Short )
#define GET_ULongLE() FT_GET_MACRO( FT_Get_LongLE, FT_Short )
#define FT_READ_MACRO( func, type, var ) \
( var = (type)func( stream, &error ), \
error != FT_Err_Ok )
#define READ_Byte( var ) FT_READ_MACRO( FT_Read_Char, FT_Byte, var )
#define READ_Char( var ) FT_READ_MACRO( FT_Read_Char, FT_Char, var )
#define READ_Short( var ) FT_READ_MACRO( FT_Read_Short, FT_Short, var )
#define READ_UShort( var ) FT_READ_MACRO( FT_Read_Short, FT_UShort, var )
#define READ_Offset( var ) FT_READ_MACRO( FT_Read_Offset, FT_Long, var )
#define READ_UOffset( var ) FT_READ_MACRO( FT_Read_Offset, FT_ULong, var )
#define READ_Long( var ) FT_READ_MACRO( FT_Read_Long, FT_Long, var )
#define READ_ULong( var ) FT_READ_MACRO( FT_Read_Long, FT_ULong, var )
#define READ_Byte( var ) FT_READ_MACRO( FT_Read_Char, FT_Byte, var )
#define READ_Char( var ) FT_READ_MACRO( FT_Read_Char, FT_Char, var )
#define READ_Short( var ) FT_READ_MACRO( FT_Read_Short, FT_Short, var )
#define READ_UShort( var ) FT_READ_MACRO( FT_Read_Short, FT_UShort, var )
#define READ_Offset( var ) FT_READ_MACRO( FT_Read_Offset, FT_Long, var )
#define READ_UOffset( var ) FT_READ_MACRO( FT_Read_Offset, FT_ULong, var )
#define READ_Long( var ) FT_READ_MACRO( FT_Read_Long, FT_Long, var )
#define READ_ULong( var ) FT_READ_MACRO( FT_Read_Long, FT_ULong, var )
#define READ_ShortLE( var ) FT_READ_MACRO( FT_Read_ShortLE, FT_Short, var )
#define READ_UShortLE( var ) FT_READ_MACRO( FT_Read_ShortLE, FT_UShort, var )
#define READ_LongLE( var ) FT_READ_MACRO( FT_Read_LongLE, FT_Long, var )
#define READ_ULongLE( var ) FT_READ_MACRO( FT_Read_LongLE, FT_ULong, var )
#define READ_ShortLE( var ) FT_READ_MACRO( FT_Read_ShortLE, FT_Short, var )
#define READ_UShortLE( var ) FT_READ_MACRO( FT_Read_ShortLE, FT_UShort, var )
#define READ_LongLE( var ) FT_READ_MACRO( FT_Read_LongLE, FT_Long, var )
#define READ_ULongLE( var ) FT_READ_MACRO( FT_Read_LongLE, FT_ULong, var )
BASE_DEF(void) FT_New_Memory_Stream( FT_Library library,
FT_Byte* base,
FT_ULong size,
FT_Stream stream );
BASE_DEF( void ) FT_New_Memory_Stream( FT_Library library,
FT_Byte* base,
FT_ULong size,
FT_Stream stream );
BASE_DEF(FT_Error) FT_Seek_Stream( FT_Stream stream,
FT_ULong pos );
BASE_DEF( FT_Error ) FT_Seek_Stream( FT_Stream stream,
FT_ULong pos );
BASE_DEF(FT_Error) FT_Skip_Stream( FT_Stream stream,
FT_Long distance );
BASE_DEF( FT_Error ) FT_Skip_Stream( FT_Stream stream,
FT_Long distance );
BASE_DEF(FT_Long) FT_Stream_Pos( FT_Stream stream );
BASE_DEF( FT_Long ) FT_Stream_Pos( FT_Stream stream );
BASE_DEF(FT_Error) FT_Read_Stream( FT_Stream stream,
FT_Byte* buffer,
FT_ULong count );
BASE_DEF( FT_Error ) FT_Read_Stream( FT_Stream stream,
FT_Byte* buffer,
FT_ULong count );
BASE_DEF(FT_Error) FT_Read_Stream_At( FT_Stream stream,
FT_ULong pos,
FT_Byte* buffer,
BASE_DEF( FT_Error ) FT_Read_Stream_At( FT_Stream stream,
FT_ULong pos,
FT_Byte* buffer,
FT_ULong count );
BASE_DEF( FT_Error ) FT_Access_Frame( FT_Stream stream,
FT_ULong count );
BASE_DEF(FT_Error) FT_Access_Frame( FT_Stream stream,
FT_ULong count );
BASE_DEF( void ) FT_Forget_Frame( FT_Stream stream );
BASE_DEF(void) FT_Forget_Frame( FT_Stream stream );
BASE_DEF( FT_Error ) FT_Extract_Frame( FT_Stream stream,
FT_ULong count,
FT_Byte** pbytes );
BASE_DEF(FT_Error) FT_Extract_Frame( FT_Stream stream,
FT_ULong count,
FT_Byte* *pbytes );
BASE_DEF( void ) FT_Release_Frame( FT_Stream stream,
FT_Byte** pbytes );
BASE_DEF(void) FT_Release_Frame( FT_Stream stream,
FT_Byte* *pbytes );
BASE_DEF( FT_Char ) FT_Get_Char( FT_Stream stream );
BASE_DEF(FT_Char) FT_Get_Char( FT_Stream stream );
BASE_DEF( FT_Short ) FT_Get_Short( FT_Stream stream );
BASE_DEF(FT_Short) FT_Get_Short( FT_Stream stream );
BASE_DEF( FT_Long ) FT_Get_Offset( FT_Stream stream );
BASE_DEF(FT_Long) FT_Get_Offset( FT_Stream stream );
BASE_DEF( FT_Long ) FT_Get_Long( FT_Stream stream );
BASE_DEF(FT_Long) FT_Get_Long( FT_Stream stream );
BASE_DEF( FT_Short ) FT_Get_ShortLE( FT_Stream stream );
BASE_DEF(FT_Short) FT_Get_ShortLE( FT_Stream stream );
BASE_DEF(FT_Long) FT_Get_LongLE( FT_Stream stream );
BASE_DEF( FT_Long ) FT_Get_LongLE( FT_Stream stream );
BASE_DEF(FT_Char) FT_Read_Char( FT_Stream stream,
FT_Error* error );
BASE_DEF(FT_Short) FT_Read_Short( FT_Stream stream,
BASE_DEF( FT_Char ) FT_Read_Char( FT_Stream stream,
FT_Error* error );
BASE_DEF(FT_Long) FT_Read_Offset( FT_Stream stream,
FT_Error* error );
BASE_DEF(FT_Long) FT_Read_Long( FT_Stream stream,
FT_Error* error );
BASE_DEF(FT_Short) FT_Read_ShortLE( FT_Stream stream,
BASE_DEF( FT_Short ) FT_Read_Short( FT_Stream stream,
FT_Error* error );
BASE_DEF(FT_Long) FT_Read_LongLE( FT_Stream stream,
FT_Error* error );
BASE_DEF( FT_Long ) FT_Read_Offset( FT_Stream stream,
FT_Error* error );
BASE_DEF(FT_Error) FT_Read_Fields( FT_Stream stream,
const FT_Frame_Field* fields,
void* structure );
BASE_DEF( FT_Long ) FT_Read_Long( FT_Stream stream,
FT_Error* error );
#define USE_Stream( resource, stream ) \
BASE_DEF( FT_Short ) FT_Read_ShortLE( FT_Stream stream,
FT_Error* error );
BASE_DEF( FT_Long ) FT_Read_LongLE( FT_Stream stream,
FT_Error* error );
BASE_DEF( FT_Error ) FT_Read_Fields( FT_Stream stream,
const FT_Frame_Field* fields,
void* structure );
#define USE_Stream( resource, stream ) \
FT_SET_ERROR( FT_Open_Stream( resource, stream ) )
#define DONE_Stream( stream ) \
#define DONE_Stream( stream ) \
FT_Done_Stream( stream )
#define ACCESS_Frame( size ) \
#define ACCESS_Frame( size ) \
FT_SET_ERROR( FT_Access_Frame( stream, size ) )
#define FORGET_Frame() \
#define FORGET_Frame() \
FT_Forget_Frame( stream )
#define EXTRACT_Frame( size, bytes ) \
FT_SET_ERROR( FT_Extract_Frame( stream, size, (FT_Byte**)&(bytes) ) )
#define EXTRACT_Frame( size, bytes ) \
FT_SET_ERROR( FT_Extract_Frame( stream, size, \
(FT_Byte**)&(bytes) ) )
#define RELEASE_Frame( bytes ) \
#define RELEASE_Frame( bytes ) \
FT_Release_Frame( stream, (FT_Byte**)&(bytes) )
#define FILE_Seek( position ) \
#define FILE_Seek( position ) \
FT_SET_ERROR( FT_Seek_Stream( stream, position ) )
#define FILE_Skip( distance ) \
#define FILE_Skip( distance ) \
FT_SET_ERROR( FT_Skip_Stream( stream, distance ) )
#define FILE_Pos() \
#define FILE_Pos() \
FT_Stream_Pos( stream )
#define FILE_Read( buffer, count ) \
@ -309,7 +347,7 @@ typedef struct FT_Frame_Field_
count ) )
#define READ_Fields( fields, object ) \
((error = FT_Read_Fields( stream, fields, object )) != FT_Err_Ok)
( ( error = FT_Read_Fields( stream, fields, object ) ) != FT_Err_Ok )
#ifdef __cplusplus
@ -318,3 +356,6 @@ typedef struct FT_Frame_Field_
#endif /* FTSTREAM_H */
/* END */

294
include/freetype/internal/psnames.h
View File

@ -2,8 +2,8 @@
/* */
/* psnames.h */
/* */
/* High-level interface for the "psnames" module (in charge of */
/* various functions related to Postscript glyph names conversion) */
/* High-level interface for the `PSNames' module (in charge of */
/* various functions related to Postscript glyph names conversion). */
/* */
/* Copyright 1996-2000 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
@ -16,132 +16,134 @@
/* */
/***************************************************************************/
#ifndef PSNAMES_H
#define PSNAMES_H
#include <freetype/freetype.h>
/**************************************************************************
*
* <FuncType>
* PS_Unicode_Value_Func
*
* <Description>
* A function used to return the Unicode index corresponding to a
* given glyph name.
*
* <Input>
* glyph_name :: the glyph name
*
* <Return>
* The Unicode character index. The non-Unicode value 0xFFFF if the
* glyph name has no known Unicode meaning..
*
* <Note>
* This function is able to map several different glyph names to the
* same Unicode value, according to the rules defined in the Adobe
* Glyph List table.
*
* This function will not be compiled if the configuration macro
* FT_CONFIG_OPTION_ADOBE_GLYPH_LIST is undefined.
*
**************************************************************************/
typedef FT_ULong (*PS_Unicode_Value_Func)( const char* glyph_name );
/*************************************************************************/
/* */
/* <FuncType> */
/* PS_Unicode_Value_Func */
/* */
/* <Description> */
/* A function used to return the Unicode index corresponding to a */
/* given glyph name. */
/* */
/* <Input> */
/* glyph_name :: The glyph name. */
/* */
/* <Return> */
/* The Unicode character index resp. the non-Unicode value 0xFFFF if */
/* the glyph name has no known Unicode meaning. */
/* */
/* <Note> */
/* This function is able to map several different glyph names to the */
/* same Unicode value, according to the rules defined in the Adobe */
/* Glyph List table. */
/* */
/* This function will not be compiled if the configuration macro */
/* FT_CONFIG_OPTION_ADOBE_GLYPH_LIST is undefined. */
/* */
typedef FT_ULong (*PS_Unicode_Value_Func)( const char* glyph_name );
/**************************************************************************
*
* <FuncType>
* PS_Unicode_Index_Func
*
* <Description>
* A function used to return the glyph index corresponding to
* a given unicode value.
*
* <Input>
* num_glyphs :: number of glyphs in face
* glyph_names :: array of glyph name pointers
* uncode :: unicode value.
*
* <Return>
* The glyph index. 0xFFFF is no glyph correspond to this Unicode
* value..
*
* <Note>
* This function is able to recognize several glyph names per
* unicode values, according to the Adobe Glyph List.
*
* This function will not be compiled if the configuration macro
* FT_CONFIG_OPTION_ADOBE_GLYPH_LIST is undefined.
*
**************************************************************************/
/*************************************************************************/
/* */
/* <FuncType> */
/* PS_Unicode_Index_Func */
/* */
/* <Description> */
/* A function used to return the glyph index corresponding to a given */
/* Unicode value. */
/* */
/* <Input> */
/* num_glyphs :: The number of glyphs in the face. */
/* */
/* glyph_names :: An array of glyph name pointers. */
/* */
/* unicode :: The Unicode value. */
/* */
/* <Return> */
/* The glyph index resp. 0xFFFF if no glyph corresponds to this */
/* Unicode value. */
/* */
/* <Note> */
/* This function is able to recognize several glyph names per Unicode */
/* value, according to the Adobe Glyph List. */
/* */
/* This function will not be compiled if the configuration macro */
/* FT_CONFIG_OPTION_ADOBE_GLYPH_LIST is undefined. */
/* */
typedef FT_UInt (*PS_Unicode_Index_Func)( FT_UInt num_glyphs,
const char** glyph_names,
FT_ULong unicode );
/**************************************************************************
*
* <FuncType>
* PS_Macintosh_Name_Func
*
* <Description>
* A function used to return the glyph name corresponding to one
* Apple glyph name index.
*
* <Input>
* name_index :: index of the Mac name
*
* <Return>
* The glyph name, or 0 if the index is incorrect.
*
* <Note>
* This function will not be compiled if the configuration macro
* FT_CONFIG_OPTION_POSTSCRIPT_NAMES is undefined
*
**************************************************************************/
/*************************************************************************/
/* */
/* <FuncType> */
/* PS_Macintosh_Name_Func */
/* */
/* <Description> */
/* A function used to return the glyph name corresponding to an Apple */
/* glyph name index. */
/* */
/* <Input> */
/* name_index :: The index of the Mac name. */
/* */
/* <Return> */
/* The glyph name, or 0 if the index is invalid. */
/* */
/* <Note> */
/* This function will not be compiled if the configuration macro */
/* FT_CONFIG_OPTION_POSTSCRIPT_NAMES is undefined. */
/* */
typedef const char* (*PS_Macintosh_Name_Func)( FT_UInt name_index );
typedef const char* (*PS_Adobe_Std_Strings_Func)( FT_UInt string_index );
/***************************************************************************
*
* <Struct>
* PS_Unicodes
*
* <Description>
* a simple table used to map Unicode values to glyph indices. It is
* built by the PS_Build_Unicodes table according to the glyphs present
* in a font file..
*
* <Fields>
* num_codes :: number of glyphs in the font that match a given Unicode
* value..
*
* unicodes :: array of unicode values, sorted in increasing order
* gindex :: array of glyph indices, corresponding to each unicode
*
* <Note>
* Use the function PS_Lookup_Unicode to retrieve the glyph index
* corresponding to a given Unicode character code.
*
***************************************************************************/
typedef struct PS_UniMap_
typedef struct PS_UniMap_
{
FT_UInt unicode;
FT_UInt glyph_index;
} PS_UniMap;
typedef struct PS_Unicodes_
/*************************************************************************/
/* */
/* <Struct> */
/* PS_Unicodes */
/* */
/* <Description> */
/* A simple table used to map Unicode values to glyph indices. It is */
/* built by the PS_Build_Unicodes table according to the glyphs */
/* present in a font file. */
/* */
/* <Fields> */
/* num_codes :: The number of glyphs in the font that match a given */
/* Unicode value. */
/* */
/* unicodes :: An array of unicode values, sorted in increasing */
/* order. */
/* */
/* gindex :: An array of glyph indices, corresponding to each */
/* Unicode value. */
/* */
/* <Note> */
/* Use the function PS_Lookup_Unicode() to retrieve the glyph index */
/* corresponding to a given Unicode character code. */
/* */
typedef struct PS_Unicodes_
{
FT_UInt num_maps;
PS_UniMap* maps;
FT_UInt num_maps;
PS_UniMap* maps;
} PS_Unicodes;
@ -151,49 +153,53 @@
const char** glyph_names,
PS_Unicodes* unicodes );
typedef FT_UInt (*PS_Lookup_Unicode_Func)( PS_Unicodes* unicodes,
FT_UInt unicode );
typedef FT_UInt (*PS_Lookup_Unicode_Func)( PS_Unicodes* unicodes,
FT_UInt unicode );
/*************************************************************************
*
* <Struct>
* PSNames_Interface
*
* <Description>
* this structure holds pointers to the functions used to load and
* free the basic tables that are required in a `sfnt' font file.
*
* <Fields>
* unicode_value :: a function used to convert a glyph name into
* a Unicode character code
*
* unicode_index :: a function used to return the glyph index
* corresponding to a given Unicode character
*
* macintosh_name :: a function used to return the standard Apple
* glyph Postscript name corresponding to a given
* string index (used by the TrueType "post" table)
*
* adobe_std_strings :: a function that returns a pointer to a given
* Adobe Standard Strings given a SID
*
* adobe_std_encoding :: a table of 256 unsigned shorts that maps
* character codes in the Adobe Standard Encoding
* to SIDs
*
* adobe_expert_encoding :: a table of 256 unsigned shorts that maps
* character codes in the Adobe Expert Encoding
* to SIDs.
*
* <Note>
* The 'unicode_value' and 'unicode_index' will be set to 0 if the
* configuration macro FT_CONFIG_OPTION_ADOBE_GLYPH_LIST is undefined
*
* The 'macintosh_name' will be set to 0 if the configuration macro
* FT_CONFIG_OPTION_POSTSCRIPT_NAMES is undefined
*
*************************************************************************/
/*************************************************************************/
/* */
/* <Struct> */
/* PSNames_Interface */
/* */
/* <Description> */
/* This structure defines the PSNames interface. */
/* */
/* <Fields> */
/* unicode_value :: A function used to convert a glyph name */
/* into a Unicode character code. */
/* */
/* build_unicodes :: A function which builds up the Unicode */
/* mapping table. */
/* */
/* lookup_unicode :: A function used to return the glyph index */
/* corresponding to a given Unicode */
/* character. */
/* */
/* macintosh_name :: A function used to return the standard */
/* Apple glyph Postscript name corresponding */
/* to a given string index (used by the */
/* TrueType `post' table). */
/* */
/* adobe_std_strings :: A function that returns a pointer to a */
/* Adobe Standard String for a given SID. */
/* */
/* adobe_std_encoding :: A table of 256 unsigned shorts that maps */
/* character codes in the Adobe Standard */
/* Encoding to SIDs. */
/* */
/* adobe_expert_encoding :: A table of 256 unsigned shorts that maps */
/* character codes in the Adobe Expert */
/* Encoding to SIDs. */
/* */
/* <Note> */
/* `unicode_value' and `unicode_index' will be set to 0 if the */
/* configuration macro FT_CONFIG_OPTION_ADOBE_GLYPH_LIST is */
/* undefined. */
/* */
/* `macintosh_name' will be set to 0 if the configuration macro */
/* FT_CONFIG_OPTION_POSTSCRIPT_NAMES is undefined. */
/* */
typedef struct PSNames_Interface_
{
PS_Unicode_Value_Func unicode_value;
@ -207,8 +213,8 @@
} PSNames_Interface;
#endif /* PSNAMES_H */
/* END */

221
include/freetype/internal/sfnt.h
View File

@ -19,6 +19,7 @@
#ifndef SFNT_H
#define SFNT_H
#include <freetype/freetype.h>
#include <freetype/internal/ftdriver.h>
#include <freetype/internal/tttypes.h>
@ -30,28 +31,34 @@
/* TT_Init_Face_Func */
/* */
/* <Description> */
/* First part of the SFNT face object initialisation. This will */
/* find the face in a SFNT file or collection, and load its */
/* format tag in face->format_tag. */
/* First part of the SFNT face object initialization. This will find */
/* the face in a SFNT file or collection, and load its format tag in */
/* face->format_tag. */
/* */
/* <Input> */
/* stream :: The input stream. */
/* */
/* face :: A handle to the target face object. */
/* faceIndex :: The index of the TrueType font, if we're opening a */
/* */
/* face_index :: The index of the TrueType font, if we are opening a */
/* collection. */
/* num_params :: number of additional parameters */
/* params :: optional additional parameters */
/* */
/* num_params :: The number of additional parameters. */
/* */
/* params :: Optional additional parameters. */
/* */
/* <Return> */
/* FreeType error code. 0 means success. */
/* */
/* <Note> */
/* The stream cursor must be at the font file's origin */
/* This function recognizes fonts embedded in a "TrueType collection" */
/* The stream cursor must be at the font file's origin. */
/* */
/* This function recognizes fonts embedded in a `TrueType */
/* collection'. */
/* */
/* Once the format tag has been validated by the font driver, it */
/* should then call the TT_Load_Face_Func callback to read the rest */
/* of the SFNT tables in the object.. */
/* should then call the TT_Load_Face_Func() callback to read the rest */
/* of the SFNT tables in the object. */
/* */
typedef
FT_Error (*TT_Init_Face_Func)( FT_Stream stream,
@ -60,29 +67,34 @@
FT_Int num_params,
FT_Parameter* params );
/*************************************************************************/
/* */
/* <FuncType> */
/* TT_Load_Face_Func */
/* */
/* <Description> */
/* Second part of the SFNT face object initialisation. This will */
/* load the common SFNT tables (head, OS/2, maxp, metrics, etc..) */
/* in the face object.. */
/* Second part of the SFNT face object initialization. This will */
/* load the common SFNT tables (head, OS/2, maxp, metrics, etc.) in */
/* the face object. */
/* */
/* <Input> */
/* stream :: The input stream. */
/* */
/* face :: A handle to the target face object. */
/* faceIndex :: The index of the TrueType font, if we're opening a */
/* */
/* face_index :: The index of the TrueType font, if we are opening a */
/* collection. */
/* num_params :: number of additional parameters */
/* params :: optional additional parameters */
/* */
/* num_params :: The number of additional parameters. */
/* */
/* params :: Optional additional parameters. */
/* */
/* <Return> */
/* FreeType error code. 0 means success. */
/* */
/* <Note> */
/* This function must be called after TT_Init_Face_Func */
/* This function must be called after TT_Init_Face_Func(). */
/* */
typedef
FT_Error (*TT_Load_Face_Func)( FT_Stream stream,
@ -91,6 +103,7 @@
FT_Int num_params,
FT_Parameter* params );
/*************************************************************************/
/* */
/* <FuncType> */
@ -100,13 +113,13 @@
/* A callback used to delete the common SFNT data from a face. */
/* */
/* <Input> */
/* face :: A handle to the target face object. */
/* face :: A handle to the target face object. */
/* */
/* <Note> */
/* This function does NOT destroy the face object.. */
/* This function does NOT destroy the face object. */
/* */
typedef
void (*TT_Done_Face_Func)( TT_Face face );
void (*TT_Done_Face_Func)( TT_Face face );
typedef
@ -117,33 +130,40 @@
/*************************************************************************/
/* */
/* <FuncType> */
/* TT_Load_SFNT_Header */
/* TT_Load_SFNT_Header_Func */
/* */
/* <Description> */
/* Loads the header of a SFNT font file. Supports collections.. */
/* Loads the header of a SFNT font file. Supports collections. */
/* */
/* <Input> */
/* face :: A handle to the target face object. */
/* stream :: The input stream. */
/* face :: A handle to the target face object. */
/* */
/* stream :: The input stream. */
/* */
/* face_index :: The index of the TrueType font, if we are opening a */
/* collection. */
/* */
/* <Output> */
/* sfnt :: the sfnt header */
/* sfnt :: The SFNT header. */
/* */
/* <Return> */
/* TrueType error code. 0 means success. */
/* FreeType error code. 0 means success. */
/* */
/* <Note> */
/* The stream cursor must be at the font file's origin */
/* This function recognizes fonts embedded in a "TrueType collection" */
/* The stream cursor must be at the font file's origin. */
/* */
/* This function recognizes fonts embedded in a `TrueType */
/* collection'. */
/* */
/* This function checks that the header is valid by looking at the */
/* values of "search_range", "entry_selector" and "range_shift".. */
/* values of `search_range', `entry_selector', and `range_shift'. */
/* */
typedef
FT_Error (*TT_Load_SFNT_Header_Func)( TT_Face face,
FT_Stream stream,
FT_Long faceIndex,
SFNT_Header* sfnt );
FT_Error (*TT_Load_SFNT_Header_Func)( TT_Face face,
FT_Stream stream,
FT_Long face_index,
SFNT_Header* sfnt );
/*************************************************************************/
/* */
@ -155,16 +175,18 @@
/* */
/* <Input> */
/* face :: A handle to the target face object. */
/* */
/* stream :: The input stream. */
/* sfnt :: sfnt header */
/* */
/* sfnt :: The SFNT header. */
/* */
/* <Return> */
/* TrueType error code. 0 means success. */
/* FreeType error code. 0 means success. */
/* */
/* <Note> */
/* The stream cursor must be on the first byte after the 4-byte */
/* font format tag. This is the case just after a call to */
/* TT_Load_Format_Tag */
/* The stream cursor must be on the first byte after the 4-byte font */
/* format tag. This is the case just after a call to */
/* TT_Load_Format_Tag(). */
/* */
typedef
FT_Error (*TT_Load_Directory_Func)( TT_Face face,
@ -178,13 +200,12 @@
/* TT_Load_Any_Func */
/* */
/* <Description> */
/* Loads any font table into client memory. Used by the */
/* TT_Get_Font_Data() API function. */
/* Loads any font table into client memory. */
/* */
/* <Input> */
/* face :: The face object to look for. */
/* */
/* tag :: The tag of table to load. Use the value 0 if you want */
/* tag :: The tag of table to load. Use the value 0 if you want */
/* to access the whole font file, else set this parameter */
/* to a valid TrueType table tag that you can forge with */
/* the MAKE_TT_TAG macro. */
@ -243,10 +264,11 @@
/* */
/* <Output> */
/* map :: The target pixmap. */
/* */
/* metrics :: A big sbit metrics structure for the glyph image. */
/* */
/* <Return> */
/* TrueType error code. 0 means success. Returns an error if no */
/* FreeType error code. 0 means success. Returns an error if no */
/* glyph sbit exists for the index. */
/* */
/* <Note> */
@ -262,6 +284,7 @@
FT_Bitmap* map,
TT_SBit_Metrics* metrics );
/*************************************************************************/
/* */
/* <FuncType> */
@ -279,29 +302,31 @@
/* You must not modify the returned string! */
/* */
/* <Output> */
/* TrueType error code. 0 means success. */
/* FreeType error code. 0 means success. */
/* */
typedef
FT_Error (*TT_Get_PS_Name_Func)( TT_Face face,
FT_UInt index,
FT_String** PSname );
FT_Error (*TT_Get_PS_Name_Func)( TT_Face face,
FT_UInt index,
FT_String** PSname );
/*************************************************************************/
/* */
/* <FuncType> */
/* TT_Load_Metrics */
/* TT_Load_Metrics_Func */
/* */
/* <Description> */
/* Loads the horizontal or vertical header in a face object. */
/* */
/* <Input> */
/* face :: A handle to the target face object. */
/* */
/* stream :: The input stream. */
/* */
/* vertical :: A boolean flag. If set, load vertical metrics. */
/* */
/* <Return> */
/* TrueType error code. 0 means success. */
/* FreeType error code. 0 means success. */
/* */
typedef
FT_Error (*TT_Load_Metrics_Func)( TT_Face face,
@ -309,7 +334,6 @@
FT_Bool vertical );
/*************************************************************************/
/* */
/* <FuncType> */
@ -320,13 +344,14 @@
/* */
/* <Input> */
/* face :: A handle to the parent face object. */
/* */
/* stream :: A handle to the current stream object. */
/* */
/* <InOut> */
/* cmap :: A pointer to a cmap object. */
/* */
/* <Return> */
/* Error code. 0 means success. */
/* FreeType error code. 0 means success. */
/* */
/* <Note> */
/* The function assumes that the stream is already in use (i.e., */
@ -349,10 +374,11 @@
/* */
/* <Input> */
/* face :: A handle to the parent face object. */
/* */
/* cmap :: A handle to a cmap object. */
/* */
/* <Return> */
/* Error code. 0 means success. */
/* FreeType error code. 0 means success. */
/* */
typedef
FT_Error (*TT_CharMap_Free_Func)( TT_Face face,
@ -362,21 +388,22 @@
/*************************************************************************/
/* */
/* <FuncType> */
/* TT_Load_Table */
/* TT_Load_Table_Func */
/* */
/* <Description> */
/* Loads a given TrueType table. */
/* */
/* <Input> */
/* face :: A handle to the target face object. */
/* */
/* stream :: The input stream. */
/* */
/* <Return> */
/* TrueType error code. 0 means success. */
/* FreeType error code. 0 means success. */
/* */
/* <Note> */
/* The function will use `face->goto_table' to seek the stream to */
/* the start of the table */
/* the start of the table. */
/* */
typedef
FT_Error (*TT_Load_Table_Func)( TT_Face face,
@ -386,93 +413,79 @@
/*************************************************************************/
/* */
/* <FuncType> */
/* TT_Load_Table */
/* TT_Free_Table_Func */
/* */
/* <Description> */
/* Loads a given TrueType table. */
/* Frees a given TrueType table. */
/* */
/* <Input> */
/* face :: A handle to the target face object. */
/* stream :: The input stream. */
/* */
/* <Return> */
/* TrueType error code. 0 means success. */
/* */
/* <Note> */
/* The function will use `face->goto_table' to seek the stream to */
/* the start of the table */
/* face :: A handle to the target face object. */
/* */
typedef
void (*TT_Free_Table_Func)( TT_Face face );
/*************************************************************************/
/* */
/* <Struct> */
/* SFNT_Interface */
/* */
/* <Description> */
/* this structure holds pointers to the functions used to load and */
/* This structure holds pointers to the functions used to load and */
/* free the basic tables that are required in a `sfnt' font file. */
/* */
/* <Fields> */
/* */
/* */
/* */
/* */
/* */
/* */
/* */
/* Check the various xxx_Func() descriptions for details. */
/* */
typedef struct SFNT_Interface_
{
TT_Goto_Table_Func goto_table;
TT_Goto_Table_Func goto_table;
TT_Init_Face_Func init_face;
TT_Load_Face_Func load_face;
TT_Done_Face_Func done_face;
SFNT_Get_Interface_Func get_interface;
TT_Init_Face_Func init_face;
TT_Load_Face_Func load_face;
TT_Done_Face_Func done_face;
SFNT_Get_Interface_Func get_interface;
TT_Load_Any_Func load_any;
TT_Load_SFNT_Header_Func load_sfnt_header;
TT_Load_Directory_Func load_directory;
TT_Load_Any_Func load_any;
TT_Load_SFNT_Header_Func load_sfnt_header;
TT_Load_Directory_Func load_directory;
/* these functions are called by "load_face" but they can also */
/* be called from external modules, if there is a need to */
TT_Load_Table_Func load_header;
TT_Load_Metrics_Func load_metrics;
TT_Load_Table_Func load_charmaps;
TT_Load_Table_Func load_max_profile;
TT_Load_Table_Func load_os2;
TT_Load_Table_Func load_psnames;
/* these functions are called by `load_face' but they can also */
/* be called from external modules, if there is a need to do so */
TT_Load_Table_Func load_header;
TT_Load_Metrics_Func load_metrics;
TT_Load_Table_Func load_charmaps;
TT_Load_Table_Func load_max_profile;
TT_Load_Table_Func load_os2;
TT_Load_Table_Func load_psnames;
TT_Load_Table_Func load_names;
TT_Free_Table_Func free_names;
TT_Load_Table_Func load_names;
TT_Free_Table_Func free_names;
/* optional tables */
TT_Load_Table_Func load_hdmx;
TT_Free_Table_Func free_hdmx;
TT_Load_Table_Func load_hdmx;
TT_Free_Table_Func free_hdmx;
TT_Load_Table_Func load_kerning;
TT_Load_Table_Func load_gasp;
TT_Load_Table_Func load_pclt;
TT_Load_Table_Func load_kerning;
TT_Load_Table_Func load_gasp;
TT_Load_Table_Func load_pclt;
/* see `ttsbit.h' */
TT_Load_Table_Func load_sbits;
TT_Load_SBit_Image_Func load_sbit_image;
TT_Free_Table_Func free_sbits;
TT_Load_Table_Func load_sbits;
TT_Load_SBit_Image_Func load_sbit_image;
TT_Free_Table_Func free_sbits;
/* see `ttpost.h' */
TT_Get_PS_Name_Func get_psname;
TT_Free_Table_Func free_psnames;
TT_Get_PS_Name_Func get_psname;
TT_Free_Table_Func free_psnames;
/* see `ttcmap.h' */
TT_CharMap_Load_Func load_charmap;
TT_CharMap_Free_Func free_charmap;
TT_CharMap_Load_Func load_charmap;
TT_CharMap_Free_Func free_charmap;
} SFNT_Interface;
#endif /* SFNT_H */

86
include/freetype/internal/t1errors.h
View File

@ -1,63 +1,67 @@
/*******************************************************************
*
* t1errors.h
*
* Type1 Error ID definitions
*
* Copyright 1996-1998 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
*
* This file is part of the FreeType project, and may only be used
* modified and distributed under the terms of the FreeType project
* license, LICENSE.TXT. By continuing to use, modify, or distribute
* this file you indicate that you have read the license and
* understand and accept it fully.
*
******************************************************************/
/***************************************************************************/
/* */
/* t1errors.h */
/* */
/* Type 1 error ID definitions (specification only). */
/* */
/* Copyright 1996-2000 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
/* modified, and distributed under the terms of the FreeType project */
/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
/* this file you indicate that you have read the license and */
/* understand and accept it fully. */
/* */
/***************************************************************************/
#ifndef T1ERRORS_H
#define T1ERRORS_H
/************************ error codes declaration **************/
/* The error codes are grouped in 'classes' used to indicate the */
/* 'level' at which the error happened. */
/* The class is given by an error code's high byte. */
/* The error codes are grouped into `classes' used to indicate the */
/* `level' at which the error happened. */
/* */
/* The class is given by an error code's high byte. */
/* ------------- Success is always 0 -------- */
/* ------------- Success is always 0 -------- */
#define T1_Err_Ok FT_Err_Ok
#define T1_Err_Ok FT_Err_Ok
/* ----------- high level API errors -------- */
/* ----------- high level API errors -------- */
#define T1_Err_Invalid_File_Format FT_Err_Invalid_File_Format
#define T1_Err_Invalid_Argument FT_Err_Invalid_Argument
#define T1_Err_Invalid_Driver_Handle FT_Err_Invalid_Driver_Handle
#define T1_Err_Invalid_Face_Handle FT_Err_Invalid_Face_Handle
#define T1_Err_Invalid_Size_Handle FT_Err_Invalid_Size_Handle
#define T1_Err_Invalid_Glyph_Handle FT_Err_Invalid_Slot_Handle
#define T1_Err_Invalid_CharMap_Handle FT_Err_Invalid_CharMap_Handle
#define T1_Err_Invalid_Glyph_Index FT_Err_Invalid_Glyph_Index
#define T1_Err_Invalid_File_Format FT_Err_Invalid_File_Format
#define T1_Err_Invalid_Argument FT_Err_Invalid_Argument
#define T1_Err_Invalid_Driver_Handle FT_Err_Invalid_Driver_Handle
#define T1_Err_Invalid_Face_Handle FT_Err_Invalid_Face_Handle
#define T1_Err_Invalid_Size_Handle FT_Err_Invalid_Size_Handle
#define T1_Err_Invalid_Glyph_Handle FT_Err_Invalid_Slot_Handle
#define T1_Err_Invalid_CharMap_Handle FT_Err_Invalid_CharMap_Handle
#define T1_Err_Invalid_Glyph_Index FT_Err_Invalid_Glyph_Index
#define T1_Err_Unimplemented_Feature FT_Err_Unimplemented_Feature
#define T1_Err_Unimplemented_Feature FT_Err_Unimplemented_Feature
#define T1_Err_Invalid_Engine FT_Err_Invalid_Driver_Handle
#define T1_Err_Invalid_Engine FT_Err_Invalid_Driver_Handle
/* ------------- internal errors ------------ */
/* ------------- internal errors ------------ */
#define T1_Err_Out_Of_Memory FT_Err_Out_Of_Memory
#define T1_Err_Unlisted_Object FT_Err_Unlisted_Object
#define T1_Err_Out_Of_Memory FT_Err_Out_Of_Memory
#define T1_Err_Unlisted_Object FT_Err_Unlisted_Object
/* ------------ general glyph outline errors ------ */
/* ------------ general glyph outline errors ------ */
#define T1_Err_Invalid_Composite FT_Err_Invalid_Composite
#define T1_Err_Invalid_Composite FT_Err_Invalid_Composite
#define T1_Err_Syntax_Error FT_Err_Invalid_File_Format
#define T1_Err_Stack_Underflow FT_Err_Invalid_File_Format
#define T1_Err_Stack_Overflow FT_Err_Invalid_File_Format
#define T1_Err_Syntax_Error FT_Err_Invalid_File_Format
#define T1_Err_Stack_Underflow FT_Err_Invalid_File_Format
#define T1_Err_Stack_Overflow FT_Err_Invalid_File_Format
#endif /* TDERRORS_H */
#endif /* T1ERRORS_H */
/* END */

242
include/freetype/internal/t1types.h
View File

@ -1,72 +1,76 @@
/*******************************************************************
*
* t1types.h 1.0
*
* Basic Type1/Type2 type definitions and interface.
*
* This code is shared by the Type1 and Type2 drivers
*
*
* Copyright 1996-2000 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
*
* This file is part of the FreeType project, and may only be used
* modified and distributed under the terms of the FreeType project
* license, LICENSE.TXT. By continuing to use, modify, or distribute
* this file you indicate that you have read the license and
* understand and accept it fully.
*
******************************************************************/
/***************************************************************************/
/* */
/* t1types.h */
/* */
/* Basic Type1/Type2 type definitions and interface (specification */
/* only). */
/* */
/* Copyright 1996-2000 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
/* modified, and distributed under the terms of the FreeType project */
/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
/* this file you indicate that you have read the license and */
/* understand and accept it fully. */
/* */
/***************************************************************************/
#ifndef T1TYPES_H
#define T1TYPES_H
#include <freetype/t1tables.h>
#include <freetype/internal/psnames.h>
/*************************************************************************/
/*************************************************************************/
/*************************************************************************/
/*** ***/
/*** ***/
/*** REQUIRED TYPE1/TYPE2 TABLES DEFINITIONS ***/
/*** ***/
/*** ***/
/*************************************************************************/
/*************************************************************************/
/*************************************************************************/
/*************************************************************************/
/*************************************************************************/
/*************************************************************************/
/*** ***/
/*** ***/
/*** REQUIRED TYPE1/TYPE2 TABLES DEFINITIONS ***/
/*** ***/
/*** ***/
/*************************************************************************/
/*************************************************************************/
/*************************************************************************/
/***********************************************************************/
/* */
/* <Struct> T1_Encoding */
/* */
/* <Description> */
/* A structure modeling a custom encoding */
/* */
/* <Fields> */
/* num_chars :: number of char codes in encoding. Usually 256 */
/* code_first :: lower char code in encoding */
/* code_last :: higher char code in encoding */
/* */
/* char_code :: array of character codes */
/* char_index :: array of correpsonding glyph indices */
/* char_name :: array of correpsonding glyph names */
/* */
typedef struct T1_Encoding_
/*************************************************************************/
/* */
/* <Struct> */
/* T1_Encoding */
/* */
/* <Description> */
/* A structure modeling a custom encoding */
/* */
/* <Fields> */
/* num_chars :: The number of character codes in the encoding. */
/* Usually 256. */
/* */
/* code_first :: The lowest valid character code in the encoding. */
/* */
/* code_last :: The highest valid character code in the encoding. */
/* */
/* char_index :: An array of corresponding glyph indices. */
/* */
/* char_name :: An array of corresponding glyph names. */
/* */
typedef struct T1_Encoding_
{
FT_Int num_chars;
FT_Int code_first;
FT_Int code_last;
FT_Int num_chars;
FT_Int code_first;
FT_Int code_last;
FT_UShort* char_index;
FT_String** char_name;
FT_UShort* char_index;
FT_String** char_name;
} T1_Encoding;
typedef enum T1_EncodingType_
typedef enum T1_EncodingType_
{
t1_encoding_none = 0,
t1_encoding_array,
@ -76,46 +80,46 @@
} T1_EncodingType;
typedef struct T1_Font_
typedef struct T1_Font_
{
/* font info dictionary */
T1_FontInfo font_info;
/* font info dictionary */
T1_FontInfo font_info;
/* private dictionary */
T1_Private private_dict;
/* private dictionary */
T1_Private private_dict;
/* top-level dictionary */
FT_String* font_name;
/* top-level dictionary */
FT_String* font_name;
T1_EncodingType encoding_type;
T1_Encoding encoding;
FT_Byte* subrs_block;
FT_Byte* charstrings_block;
FT_Byte* glyph_names_block;
FT_Byte* subrs_block;
FT_Byte* charstrings_block;
FT_Byte* glyph_names_block;
FT_Int num_subrs;
FT_Byte** subrs;
FT_Int* subrs_len;
FT_Int num_subrs;
FT_Byte** subrs;
FT_Int* subrs_len;
FT_Int num_glyphs;
FT_String** glyph_names; /* array of glyph names */
FT_Byte** charstrings; /* array of glyph charstrings */
FT_Int* charstrings_len;
FT_Int num_glyphs;
FT_String** glyph_names; /* array of glyph names */
FT_Byte** charstrings; /* array of glyph charstrings */
FT_Int* charstrings_len;
FT_Byte paint_type;
FT_Byte font_type;
FT_Matrix font_matrix;
FT_BBox font_bbox;
FT_Long font_id;
FT_Byte paint_type;
FT_Byte font_type;
FT_Matrix font_matrix;
FT_BBox font_bbox;
FT_Long font_id;
FT_Int stroke_width;
FT_Int stroke_width;
} T1_Font;
typedef struct CID_Subrs_
typedef struct CID_Subrs_
{
FT_UInt num_subrs;
FT_Byte** code;
@ -123,65 +127,57 @@
} CID_Subrs;
/*************************************************************************/
/*************************************************************************/
/*************************************************************************/
/*** ***/
/*** ***/
/*** ORIGINAL T1_FACE CLASS DEFINITION ***/
/*** ***/
/*** ***/
/*************************************************************************/
/*************************************************************************/
/*************************************************************************/
/*** ***/
/*** ***/
/*** This structure/class is defined here because it is common ***/
/*** to the following formats : TTF, OpenType-TT and OpenType-CFF ***/
/*** ***/
/*** Note however that the classes TT_Size, TT_GlyphSlot and ***/
/*** TT_CharMap are not shared between font drivers, and are ***/
/*** thus defined normally in "drivers/truetype/ttobjs.h" ***/
/*** ***/
/*** ***/
/*************************************************************************/
/*************************************************************************/
/*************************************************************************/
/*************************************************************************/
/*************************************************************************/
/*************************************************************************/
/*** ***/
/*** ***/
/*** ORIGINAL T1_FACE CLASS DEFINITION ***/
/*** ***/
/*** ***/
/*************************************************************************/
/*************************************************************************/
/*************************************************************************/
/*************************************************************************/
/* */
/* This structure/class is defined here because it is common to the */
/* following formats: TTF, OpenType-TT, and OpenType-CFF. */
/* */
/* Note, however, that the classes TT_Size, TT_GlyphSlot, and TT_CharMap */
/* are not shared between font drivers, and are thus defined normally in */
/* `ttobjs.h'. */
/* */
/*************************************************************************/
typedef struct T1_FaceRec_* T1_Face;
typedef struct CID_FaceRec_* CID_Face;
/***************************************************/
/* */
/* T1_Face : */
/* */
/* Type1 face record.. */
/* */
typedef struct T1_FaceRec_
typedef struct T1_FaceRec_
{
FT_FaceRec root;
T1_Font type1;
void* psnames;
void* afm_data;
FT_CharMapRec charmaprecs[2];
FT_CharMap charmaps[2];
PS_Unicodes unicode_map;
FT_FaceRec root;
T1_Font type1;
void* psnames;
void* afm_data;
FT_CharMapRec charmaprecs[2];
FT_CharMap charmaps[2];
PS_Unicodes unicode_map;
/* support for multiple masters */
T1_Blend* blend;
/* support for Multiple Masters fonts */
T1_Blend* blend;
} T1_FaceRec;
typedef struct CID_FaceRec_
typedef struct CID_FaceRec_
{
FT_FaceRec root;
void* psnames;
CID_Info cid;
void* afm_data;
CID_Subrs* subrs;
FT_FaceRec root;
void* psnames;
CID_Info cid;
void* afm_data;
CID_Subrs* subrs;
} CID_FaceRec;

3
src/sfnt/ttload.c
View File

@ -350,8 +350,7 @@
/* TT_Load_Any */
/* */
/* <Description> */
/* Loads any font table into client memory. Used by the */
/* TT_Get_Font_Data() API function. */
/* Loads any font table into client memory. */
/* */
/* <Input> */
/* face :: The face object to look for. */