XFA: merge patch from CL 815103002
[pdfium.git] / third_party / freetype / src / cff / cffpic.c
1 /***************************************************************************/
2 /*                                                                         */
3 /*  cffpic.c                                                               */
4 /*                                                                         */
5 /*    The FreeType position independent code services for cff module.      */
6 /*                                                                         */
7 /*  Copyright 2009, 2010, 2012, 2013 by                                    */
8 /*  Oran Agra and Mickey Gabel.                                            */
9 /*                                                                         */
10 /*  This file is part of the FreeType project, and may only be used,       */
11 /*  modified, and distributed under the terms of the FreeType project      */
12 /*  license, LICENSE.TXT.  By continuing to use, modify, or distribute     */
13 /*  this file you indicate that you have read the license and              */
14 /*  understand and accept it fully.                                        */
15 /*                                                                         */
16 /***************************************************************************/
17
18
19 #include <ft2build.h>
20 #include FT_FREETYPE_H
21 #include FT_INTERNAL_OBJECTS_H
22 #include "cffcmap.h"
23 #include "cffpic.h"
24 #include "cfferrs.h"
25
26
27 #ifdef FT_CONFIG_OPTION_PIC
28
29   /* forward declaration of PIC init functions from cffdrivr.c */
30   FT_Error
31   FT_Create_Class_cff_services( FT_Library           library,
32                                 FT_ServiceDescRec**  output_class );
33   void
34   FT_Destroy_Class_cff_services( FT_Library          library,
35                                  FT_ServiceDescRec*  clazz );
36   void
37   FT_Init_Class_cff_service_ps_info( FT_Library             library,
38                                      FT_Service_PsInfoRec*  clazz );
39   void
40   FT_Init_Class_cff_service_glyph_dict( FT_Library                library,
41                                         FT_Service_GlyphDictRec*  clazz );
42   void
43   FT_Init_Class_cff_service_ps_name( FT_Library                 library,
44                                      FT_Service_PsFontNameRec*  clazz );
45   void
46   FT_Init_Class_cff_service_get_cmap_info( FT_Library              library,
47                                            FT_Service_TTCMapsRec*  clazz );
48   void
49   FT_Init_Class_cff_service_cid_info( FT_Library          library,
50                                       FT_Service_CIDRec*  clazz );
51
52   /* forward declaration of PIC init functions from cffparse.c */
53   FT_Error
54   FT_Create_Class_cff_field_handlers( FT_Library           library,
55                                       CFF_Field_Handler**  output_class );
56   void
57   FT_Destroy_Class_cff_field_handlers( FT_Library          library,
58                                        CFF_Field_Handler*  clazz );
59
60
61   void
62   cff_driver_class_pic_free( FT_Library  library )
63   {
64     FT_PIC_Container*  pic_container = &library->pic_container;
65     FT_Memory          memory        = library->memory;
66
67
68     if ( pic_container->cff )
69     {
70       CffModulePIC*  container = (CffModulePIC*)pic_container->cff;
71
72
73       if ( container->cff_services )
74         FT_Destroy_Class_cff_services( library,
75                                        container->cff_services );
76       container->cff_services = NULL;
77       if ( container->cff_field_handlers )
78         FT_Destroy_Class_cff_field_handlers(
79           library, container->cff_field_handlers );
80       container->cff_field_handlers = NULL;
81       FT_FREE( container );
82       pic_container->cff = NULL;
83     }
84   }
85
86
87   FT_Error
88   cff_driver_class_pic_init( FT_Library  library )
89   {
90     FT_PIC_Container*  pic_container = &library->pic_container;
91     FT_Error           error         = FT_Err_Ok;
92     CffModulePIC*      container     = NULL;
93     FT_Memory          memory        = library->memory;
94
95
96     /* allocate pointer, clear and set global container pointer */
97     if ( FT_ALLOC ( container, sizeof ( *container ) ) )
98       return error;
99     FT_MEM_SET( container, 0, sizeof ( *container ) );
100     pic_container->cff = container;
101
102     /* initialize pointer table -                       */
103     /* this is how the module usually expects this data */
104     error = FT_Create_Class_cff_services( library,
105                                           &container->cff_services );
106     if ( error )
107       goto Exit;
108
109     error = FT_Create_Class_cff_field_handlers(
110               library, &container->cff_field_handlers );
111     if ( error )
112       goto Exit;
113
114     FT_Init_Class_cff_service_ps_info(
115       library, &container->cff_service_ps_info );
116     FT_Init_Class_cff_service_glyph_dict(
117       library, &container->cff_service_glyph_dict );
118     FT_Init_Class_cff_service_ps_name(
119       library, &container->cff_service_ps_name );
120     FT_Init_Class_cff_service_get_cmap_info(
121       library, &container->cff_service_get_cmap_info );
122     FT_Init_Class_cff_service_cid_info(
123       library, &container->cff_service_cid_info );
124     FT_Init_Class_cff_cmap_encoding_class_rec(
125       library, &container->cff_cmap_encoding_class_rec );
126     FT_Init_Class_cff_cmap_unicode_class_rec(
127       library, &container->cff_cmap_unicode_class_rec );
128
129   Exit:
130     if ( error )
131       cff_driver_class_pic_free( library );
132     return error;
133   }
134
135 #endif /* FT_CONFIG_OPTION_PIC */
136
137
138 /* END */