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
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
|
/***************************************************************************/
/* */
/* afpic.c */
/* */
/* The FreeType position independent code services for autofit module. */
/* */
/* Copyright 2009-2014 by */
/* Oran Agra and Mickey Gabel. */
/* */
/* 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. */
/* */
/***************************************************************************/
#include <ft2build.h>
#include FT_FREETYPE_H
#include FT_INTERNAL_OBJECTS_H
#include "afpic.h"
#include "afglobal.h"
#include "aferrors.h"
#ifdef FT_CONFIG_OPTION_PIC
/* forward declaration of PIC init functions from afmodule.c */
FT_Error
FT_Create_Class_af_services( FT_Library library,
FT_ServiceDescRec** output_class );
void
FT_Destroy_Class_af_services( FT_Library library,
FT_ServiceDescRec* clazz );
void
FT_Init_Class_af_service_properties( FT_Service_PropertiesRec* clazz );
void FT_Init_Class_af_autofitter_interface(
FT_Library library,
FT_AutoHinter_InterfaceRec* clazz );
/* forward declaration of PIC init functions from writing system classes */
#undef WRITING_SYSTEM
#define WRITING_SYSTEM( ws, WS ) /* empty */
#include "afwrtsys.h"
void
autofit_module_class_pic_free( FT_Library library )
{
FT_PIC_Container* pic_container = &library->pic_container;
FT_Memory memory = library->memory;
if ( pic_container->autofit )
{
AFModulePIC* container = (AFModulePIC*)pic_container->autofit;
if ( container->af_services )
FT_Destroy_Class_af_services( library,
container->af_services );
container->af_services = NULL;
FT_FREE( container );
pic_container->autofit = NULL;
}
}
FT_Error
autofit_module_class_pic_init( FT_Library library )
{
FT_PIC_Container* pic_container = &library->pic_container;
FT_UInt ss;
FT_Error error = FT_Err_Ok;
AFModulePIC* container = NULL;
FT_Memory memory = library->memory;
/* allocate pointer, clear and set global container pointer */
if ( FT_ALLOC ( container, sizeof ( *container ) ) )
return error;
FT_MEM_SET( container, 0, sizeof ( *container ) );
pic_container->autofit = container;
/* initialize pointer table - */
/* this is how the module usually expects this data */
error = FT_Create_Class_af_services( library,
&container->af_services );
if ( error )
goto Exit;
FT_Init_Class_af_service_properties( &container->af_service_properties );
for ( ss = 0; ss < AF_WRITING_SYSTEM_MAX; ss++ )
container->af_writing_system_classes[ss] =
&container->af_writing_system_classes_rec[ss];
container->af_writing_system_classes[AF_WRITING_SYSTEM_MAX] = NULL;
for ( ss = 0; ss < AF_SCRIPT_MAX; ss++ )
container->af_script_classes[ss] =
&container->af_script_classes_rec[ss];
container->af_script_classes[AF_SCRIPT_MAX] = NULL;
for ( ss = 0; ss < AF_STYLE_MAX; ss++ )
container->af_style_classes[ss] =
&container->af_style_classes_rec[ss];
container->af_style_classes[AF_STYLE_MAX] = NULL;
#undef WRITING_SYSTEM
#define WRITING_SYSTEM( ws, WS ) \
FT_Init_Class_af_ ## ws ## _writing_system_class( \
&container->af_writing_system_classes_rec[ss++] );
ss = 0;
#include "afwrtsys.h"
#undef SCRIPT
#define SCRIPT( s, S, d, h, sc1, sc2, sc3 ) \
FT_Init_Class_af_ ## s ## _script_class( \
&container->af_script_classes_rec[ss++] );
ss = 0;
#include "afscript.h"
#undef STYLE
#define STYLE( s, S, d, ws, sc, bss, c ) \
FT_Init_Class_af_ ## s ## _style_class( \
&container->af_style_classes_rec[ss++] );
ss = 0;
#include "afstyles.h"
FT_Init_Class_af_autofitter_interface(
library, &container->af_autofitter_interface );
Exit:
if ( error )
autofit_module_class_pic_free( library );
return error;
}
#endif /* FT_CONFIG_OPTION_PIC */
/* END */
|
