/src/freetype/src/psnames/pspic.c

 1/***************************************************************************/
 2/*                                                                         */
 3/*  pspic.c                                                                */
 4/*                                                                         */
 5/*    The FreeType position independent code services for psnames module.  */
 6/*                                                                         */
 7/*  Copyright 2009, 2010 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 "pspic.h"
23#include "psnamerr.h"
24
25#ifdef FT_CONFIG_OPTION_PIC
26
27  /* forward declaration of PIC init functions from psmodule.c */
28  FT_Error
29  FT_Create_Class_pscmaps_services( FT_Library           library,
30                                    FT_ServiceDescRec**  output_class );
31  void
32  FT_Destroy_Class_pscmaps_services( FT_Library          library,
33                                     FT_ServiceDescRec*  clazz );
34
35  void
36  FT_Init_Class_pscmaps_interface( FT_Library              library,
37                                   FT_Service_PsCMapsRec*  clazz );
38
39  void
40  psnames_module_class_pic_free( FT_Library  library )
41  {
42    FT_PIC_Container*  pic_container = &library->pic_container;
43    FT_Memory  memory = library->memory;
44
45
46    if ( pic_container->psnames )
47    {
48      PSModulePIC*  container = (PSModulePIC*)pic_container->psnames;
49
50
51      if(container->pscmaps_services)
52        FT_Destroy_Class_pscmaps_services( library,
53                                           container->pscmaps_services );
54      container->pscmaps_services = NULL;
55      FT_FREE( container );
56      pic_container->psnames = NULL;
57    }
58  }
59
60
61  FT_Error
62  psnames_module_class_pic_init( FT_Library  library )
63  {
64    FT_PIC_Container*  pic_container = &library->pic_container;
65    FT_Error           error         = PSnames_Err_Ok;
66    PSModulePIC*       container;
67    FT_Memory          memory        = library->memory;
68
69
70    /* allocate pointer, clear and set global container pointer */
71    if ( FT_ALLOC ( container, sizeof ( *container ) ) )
72      return error;
73    FT_MEM_SET( container, 0, sizeof ( *container ) );
74    pic_container->psnames = container;
75
76    /* initialize pointer table - this is how the module usually expects this data */
77    error = FT_Create_Class_pscmaps_services(
78              library, &container->pscmaps_services );
79    if ( error )
80      goto Exit;
81    FT_Init_Class_pscmaps_interface( library,
82                                     &container->pscmaps_interface );
83
84Exit:
85    if ( error )
86      psnames_module_class_pic_free( library );
87    return error;
88  }
89
90
91#endif /* FT_CONFIG_OPTION_PIC */
92
93
94/* END */