1 /***************************************************************************/

     2 /*                                                                         */

     3 /*  sfntpic.c                                                              */

     4 /*                                                                         */

     5 /*    The FreeType position independent code services for sfnt 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 "sfntpic.h"

    23 

    24 #ifdef FT_CONFIG_OPTION_PIC

    25 

    26   /* forward declaration of PIC init functions from sfdriver.c */

    27   FT_Error FT_Create_Class_sfnt_services( FT_Library, FT_ServiceDescRec**);

    28   void FT_Destroy_Class_sfnt_services( FT_Library, FT_ServiceDescRec*);

    29   void FT_Init_Class_sfnt_service_bdf( FT_Service_BDFRec*);

    30   void FT_Init_Class_sfnt_interface( FT_Library, SFNT_Interface*);

    31   void FT_Init_Class_sfnt_service_glyph_dict( FT_Library, FT_Service_GlyphDictRec*);

    32   void FT_Init_Class_sfnt_service_ps_name( FT_Library, FT_Service_PsFontNameRec*);

    33   void FT_Init_Class_tt_service_get_cmap_info( FT_Library, FT_Service_TTCMapsRec*);

    34   void FT_Init_Class_sfnt_service_sfnt_table( FT_Service_SFNT_TableRec*);

    35 

    36   /* forward declaration of PIC init functions from ttcmap.c */

    37   FT_Error FT_Create_Class_tt_cmap_classes( FT_Library, TT_CMap_Class**);

    38   void FT_Destroy_Class_tt_cmap_classes( FT_Library, TT_CMap_Class*);

    39 

    40   void

    41   sfnt_module_class_pic_free(  FT_Library library )

    42   {

    43     FT_PIC_Container* pic_container = &library->pic_container;

    44     FT_Memory memory = library->memory;

    45     if ( pic_container->sfnt )

    46     {

    47       sfntModulePIC* container = (sfntModulePIC*)pic_container->sfnt;

    48       if(container->sfnt_services)

    49         FT_Destroy_Class_sfnt_services(library, container->sfnt_services);

    50       container->sfnt_services = NULL;

    51       if(container->tt_cmap_classes)

    52         FT_Destroy_Class_tt_cmap_classes(library, container->tt_cmap_classes);

    53       container->tt_cmap_classes = NULL;

    54       FT_FREE( container );

    55       pic_container->sfnt = NULL;

    56     }

    57   }

    58 

    59 

    60   FT_Error

    61   sfnt_module_class_pic_init(  FT_Library library )

    62   {

    63     FT_PIC_Container*  pic_container = &library->pic_container;

    64     FT_Error           error = SFNT_Err_Ok;

    65     sfntModulePIC*     container;

    66     FT_Memory          memory = library->memory;

    67 

    68 

    69     /* allocate pointer, clear and set global container pointer */

    70     if ( FT_ALLOC ( container, sizeof ( *container ) ) )

    71       return error;

    72     FT_MEM_SET( container, 0, sizeof ( *container ) );

    73     pic_container->sfnt = container;

    74 

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

    76     error = FT_Create_Class_sfnt_services(library, &container->sfnt_services);

    77     if(error) 

    78       goto Exit;

    79     error = FT_Create_Class_tt_cmap_classes(library, &container->tt_cmap_classes);

    80     if(error) 

    81       goto Exit;

    82     FT_Init_Class_sfnt_service_glyph_dict(library, &container->sfnt_service_glyph_dict);

    83     FT_Init_Class_sfnt_service_ps_name(library, &container->sfnt_service_ps_name);

    84     FT_Init_Class_tt_service_get_cmap_info(library, &container->tt_service_get_cmap_info);

    85     FT_Init_Class_sfnt_service_sfnt_table(&container->sfnt_service_sfnt_table);

    86 #ifdef TT_CONFIG_OPTION_BDF

    87     FT_Init_Class_sfnt_service_bdf(&container->sfnt_service_bdf);

    88 #endif

    89     FT_Init_Class_sfnt_interface(library, &container->sfnt_interface);

    90 

    91 Exit:

    92     if(error)

    93       sfnt_module_class_pic_free(library);

    94     return error;

    95   }

    96 

    97 

    98 

    99 #endif /* FT_CONFIG_OPTION_PIC */

   100 

   101 

   102 /* END */