/***************************************************************************/

/*                                                                         */

/*  cffpic.c                                                               */

/*                                                                         */

/*    The FreeType position independent code services for cff module.      */

/*                                                                         */

/*  Copyright 2009, 2010 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 "cffpic.h"

#ifdef FT_CONFIG_OPTION_PIC

  /* forward declaration of PIC init functions from cffdrivr.c */

  FT_Error FT_Create_Class_cff_services( FT_Library, FT_ServiceDescRec**);

  void FT_Destroy_Class_cff_services( FT_Library, FT_ServiceDescRec*);

  void FT_Init_Class_cff_service_ps_info( FT_Library, FT_Service_PsInfoRec*);

  void FT_Init_Class_cff_service_glyph_dict( FT_Library, FT_Service_GlyphDictRec*);

  void FT_Init_Class_cff_service_ps_name( FT_Library, FT_Service_PsFontNameRec*);

  void FT_Init_Class_cff_service_get_cmap_info( FT_Library, FT_Service_TTCMapsRec*);

  void FT_Init_Class_cff_service_cid_info( FT_Library, FT_Service_CIDRec*);

  /* forward declaration of PIC init functions from cffparse.c */

  FT_Error FT_Create_Class_cff_field_handlers( FT_Library, CFF_Field_Handler**);

  void FT_Destroy_Class_cff_field_handlers( FT_Library, CFF_Field_Handler*);

  /* forward declaration of PIC init functions from cffcmap.c */

  void FT_Init_Class_cff_cmap_encoding_class_rec( FT_Library, FT_CMap_ClassRec*);

  void FT_Init_Class_cff_cmap_unicode_class_rec( FT_Library, FT_CMap_ClassRec*);

  void

  cff_driver_class_pic_free(  FT_Library library )

  {

    FT_PIC_Container* pic_container = &library->pic_container;

    FT_Memory memory = library->memory;

    if ( pic_container->cff )

    {

      CffModulePIC* container = (CffModulePIC*)pic_container->cff;

      if(container->cff_services)

        FT_Destroy_Class_cff_services(library, container->cff_services);

      container->cff_services = NULL;

      if(container->cff_field_handlers)

        FT_Destroy_Class_cff_field_handlers(library, container->cff_field_handlers);

      container->cff_field_handlers = NULL;

      FT_FREE( container );

      pic_container->cff = NULL;

    }

  }

  FT_Error

  cff_driver_class_pic_init( FT_Library  library )

  {

    FT_PIC_Container*  pic_container = &library->pic_container;

    FT_Error           error         = CFF_Err_Ok;

    CffModulePIC*      container;

    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->cff = container;

    /* initialize pointer table - this is how the module usually expects this data */

    error = FT_Create_Class_cff_services(library, &container->cff_services);

    if(error) 

      goto Exit;

    error = FT_Create_Class_cff_field_handlers(library, &container->cff_field_handlers);

    if(error) 

      goto Exit;

    FT_Init_Class_cff_service_ps_info(library, &container->cff_service_ps_info);

    FT_Init_Class_cff_service_glyph_dict(library, &container->cff_service_glyph_dict);

    FT_Init_Class_cff_service_ps_name(library, &container->cff_service_ps_name);

    FT_Init_Class_cff_service_get_cmap_info(library, &container->cff_service_get_cmap_info);

    FT_Init_Class_cff_service_cid_info(library, &container->cff_service_cid_info);

    FT_Init_Class_cff_cmap_encoding_class_rec(library, &container->cff_cmap_encoding_class_rec);

    FT_Init_Class_cff_cmap_unicode_class_rec(library, &container->cff_cmap_unicode_class_rec);

Exit:

    if(error)

      cff_driver_class_pic_free(library);

    return error;

  }

#endif /* FT_CONFIG_OPTION_PIC */

/* END */