1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
|
/***************************************************************************/
/* */
/* ahmodule.c */
/* */
/* Auto-hinting module implementation (declaration). */
/* */
/* Copyright 2000-2001 Catharon Productions Inc. */
/* Author: David Turner */
/* */
/* This file is part of the Catharon Typography Project and shall only */
/* be used, modified, and distributed under the terms of the Catharon */
/* Open Source License that should come with this file under the name */
/* `CatharonLicense.txt'. By continuing to use, modify, or distribute */
/* this file you indicate that you have read the license and */
/* understand and accept it fully. */
/* */
/* Note that this license is compatible with the FreeType license. */
/* */
/***************************************************************************/
#include <ft2build.h>
#include FT_MODULE_H
#include "ahhint.h"
#ifdef DEBUG_HINTER
extern AH_Hinter* ah_debug_hinter = NULL;
#endif
typedef struct FT_AutoHinterRec_
{
FT_ModuleRec root;
AH_Hinter* hinter;
} FT_AutoHinterRec;
FT_CALLBACK_DEF( FT_Error )
ft_autohinter_init( FT_AutoHinter module )
{
FT_Error error;
error = ah_hinter_new( module->root.library, &module->hinter );
#ifdef DEBUG_HINTER
if ( !error )
ah_debug_hinter = module->hinter;
#endif
return error;
}
FT_CALLBACK_DEF( void )
ft_autohinter_done( FT_AutoHinter module )
{
ah_hinter_done( module->hinter );
#ifdef DEBUG_HINTER
ah_debug_hinter = NULL;
#endif
}
FT_CALLBACK_DEF( FT_Error )
ft_autohinter_load( FT_AutoHinter module,
FT_GlyphSlot slot,
FT_Size size,
FT_UInt glyph_index,
FT_ULong load_flags )
{
return ah_hinter_load_glyph( module->hinter,
slot, size, glyph_index, load_flags );
}
FT_CALLBACK_DEF( void )
ft_autohinter_reset( FT_AutoHinter module,
FT_Face face )
{
UNUSED( module );
if ( face->autohint.data )
ah_hinter_done_face_globals( (AH_Face_Globals*)(face->autohint.data) );
}
FT_CALLBACK_DEF( void )
ft_autohinter_get_globals( FT_AutoHinter module,
FT_Face face,
void** global_hints,
long* global_len )
{
ah_hinter_get_global_hints( module->hinter, face,
global_hints, global_len );
}
FT_CALLBACK_DEF( void )
ft_autohinter_done_globals( FT_AutoHinter module,
void* global_hints )
{
ah_hinter_done_global_hints( module->hinter, global_hints );
}
FT_CALLBACK_TABLE_DEF
const FT_AutoHinter_Interface autohinter_interface =
{
ft_autohinter_reset,
ft_autohinter_load,
ft_autohinter_get_globals,
ft_autohinter_done_globals
};
FT_CALLBACK_TABLE_DEF
const FT_Module_Class autohint_module_class =
{
ft_module_hinter,
sizeof ( FT_AutoHinterRec ),
"autohinter",
0x10000L, /* version 1.0 of the autohinter */
0x20000L, /* requires FreeType 2.0 or above */
(const void*)&autohinter_interface,
(FT_Module_Constructor)ft_autohinter_init,
(FT_Module_Destructor) ft_autohinter_done,
(FT_Module_Requester) 0
};
/* END */
|