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/***************************************************************************/
/*                                                                         */
/*  ttpic.c                                                                */
/*                                                                         */
/*    The FreeType position independent code services for truetype 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 "ttpic.h"

#ifdef FT_CONFIG_OPTION_PIC

  /* forward declaration of PIC init functions from ttdriver.c */
  FT_Error FT_Create_Class_tt_services( FT_Library, FT_ServiceDescRec**);
  void FT_Destroy_Class_tt_services( FT_Library, FT_ServiceDescRec*);
  void FT_Init_Class_tt_service_gx_multi_masters(FT_Service_MultiMastersRec*);
  void FT_Init_Class_tt_service_truetype_glyf(FT_Service_TTGlyfRec*);

  void
  tt_driver_class_pic_free(  FT_Library library )
  {
    FT_PIC_Container* pic_container = &library->pic_container;
    FT_Memory memory = library->memory;
    if ( pic_container->truetype )
    {
      TTModulePIC* container = (TTModulePIC*)pic_container->truetype;
      if(container->tt_services)
        FT_Destroy_Class_tt_services(library, container->tt_services);
      container->tt_services = NULL;
      FT_FREE( container );
      pic_container->truetype = NULL;
    }
  }


  FT_Error
  tt_driver_class_pic_init( FT_Library  library )
  {
    FT_PIC_Container*  pic_container = &library->pic_container;
    FT_Error           error         = TT_Err_Ok;
    TTModulePIC*       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->truetype = container;

    /* initialize pointer table - this is how the module usually expects this data */
    error = FT_Create_Class_tt_services(library, &container->tt_services);
    if(error) 
      goto Exit;
#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
    FT_Init_Class_tt_service_gx_multi_masters(&container->tt_service_gx_multi_masters);
#endif
    FT_Init_Class_tt_service_truetype_glyf(&container->tt_service_truetype_glyf);
Exit:
    if(error)
      tt_driver_class_pic_free(library);
    return error;
  }

#endif /* FT_CONFIG_OPTION_PIC */


/* END */