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
  24 #ifdef FT_CONFIG_OPTION_PIC
  25
  26   /* forward declaration of PIC init functions from psmodule.c */
  27   FT_Error FT_Create_Class_pscmaps_services( FT_Library, FT_ServiceDescRec**);
  28   void FT_Destroy_Class_pscmaps_services( FT_Library, FT_ServiceDescRec*);
  29   void FT_Init_Class_pscmaps_interface( FT_Library, FT_Service_PsCMapsRec*);
  30
  31   void
  32   psnames_module_class_pic_free(  FT_Library library )
  33   {
  34     FT_PIC_Container* pic_container = &library->pic_container;
  35     FT_Memory memory = library->memory;
  36     if ( pic_container->psnames )
  37     {
  38       PSModulePIC* container = (PSModulePIC*)pic_container->psnames;
  39       if(container->pscmaps_services)
  40         FT_Destroy_Class_pscmaps_services(library, container->pscmaps_services);
  41       container->pscmaps_services = NULL;
  42       FT_FREE( container );
  43       pic_container->psnames = NULL;
  44     }
  45   }
  46
  47
  48   FT_Error
  49   psnames_module_class_pic_init( FT_Library  library )
  50   {
  51     FT_PIC_Container*  pic_container = &library->pic_container;
  52     FT_Error           error         = PSnames_Err_Ok;
  53     PSModulePIC*       container;
  54     FT_Memory          memory        = library->memory;
  55
  56
  57     /* allocate pointer, clear and set global container pointer */
  58     if ( FT_ALLOC ( container, sizeof ( *container ) ) )
  59       return error;
  60     FT_MEM_SET( container, 0, sizeof(*container) );
  61     pic_container->psnames = container;
  62
  63     /* initialize pointer table - this is how the module usually expects this data */
  64     error = FT_Create_Class_pscmaps_services(library, &container->pscmaps_services);
  65     if(error)
  66       goto Exit;
  67     FT_Init_Class_pscmaps_interface(library, &container->pscmaps_interface);
  68
  69 Exit:
  70     if(error)
  71       psnames_module_class_pic_free(library);
  72     return error;
  73   }
  74
  75
  76 #endif /* FT_CONFIG_OPTION_PIC */
  77
  78
  79 /* END */