freetype2/src/sfnt/sfntpic.c

144 lines
5.0 KiB
C

/***************************************************************************/
/* */
/* sfntpic.c */
/* */
/* The FreeType position independent code services for sfnt module. */
/* */
/* Copyright 2009-2016 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 "sfntpic.h"
#include "sferrors.h"
#ifdef FT_CONFIG_OPTION_PIC
/* forward declaration of PIC init functions from sfdriver.c */
FT_Error
FT_Create_Class_sfnt_services( FT_Library library,
FT_ServiceDescRec** output_class );
void
FT_Destroy_Class_sfnt_services( FT_Library library,
FT_ServiceDescRec* clazz );
void
FT_Init_Class_sfnt_service_bdf( FT_Service_BDFRec* clazz );
void
FT_Init_Class_sfnt_interface( FT_Library library,
SFNT_Interface* clazz );
void
FT_Init_Class_sfnt_service_glyph_dict(
FT_Library library,
FT_Service_GlyphDictRec* clazz );
void
FT_Init_Class_sfnt_service_ps_name(
FT_Library library,
FT_Service_PsFontNameRec* clazz );
void
FT_Init_Class_tt_service_get_cmap_info(
FT_Library library,
FT_Service_TTCMapsRec* clazz );
void
FT_Init_Class_sfnt_service_sfnt_table(
FT_Service_SFNT_TableRec* clazz );
/* forward declaration of PIC init functions from ttcmap.c */
FT_Error
FT_Create_Class_tt_cmap_classes( FT_Library library,
TT_CMap_Class** output_class );
void
FT_Destroy_Class_tt_cmap_classes( FT_Library library,
TT_CMap_Class* clazz );
void
sfnt_module_class_pic_free( FT_Library library )
{
FT_PIC_Container* pic_container = &library->pic_container;
FT_Memory memory = library->memory;
if ( pic_container->sfnt )
{
sfntModulePIC* container = (sfntModulePIC*)pic_container->sfnt;
if ( container->sfnt_services )
FT_Destroy_Class_sfnt_services( library,
container->sfnt_services );
container->sfnt_services = NULL;
if ( container->tt_cmap_classes )
FT_Destroy_Class_tt_cmap_classes( library,
container->tt_cmap_classes );
container->tt_cmap_classes = NULL;
FT_FREE( container );
pic_container->sfnt = NULL;
}
}
FT_Error
sfnt_module_class_pic_init( FT_Library library )
{
FT_PIC_Container* pic_container = &library->pic_container;
FT_Error error = FT_Err_Ok;
sfntModulePIC* container = NULL;
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->sfnt = container;
/* initialize pointer table - */
/* this is how the module usually expects this data */
error = FT_Create_Class_sfnt_services( library,
&container->sfnt_services );
if ( error )
goto Exit;
error = FT_Create_Class_tt_cmap_classes( library,
&container->tt_cmap_classes );
if ( error )
goto Exit;
FT_Init_Class_sfnt_service_glyph_dict(
library, &container->sfnt_service_glyph_dict );
FT_Init_Class_sfnt_service_ps_name(
library, &container->sfnt_service_ps_name );
FT_Init_Class_tt_service_get_cmap_info(
library, &container->tt_service_get_cmap_info );
FT_Init_Class_sfnt_service_sfnt_table(
&container->sfnt_service_sfnt_table );
#ifdef TT_CONFIG_OPTION_BDF
FT_Init_Class_sfnt_service_bdf( &container->sfnt_service_bdf );
#endif
FT_Init_Class_sfnt_interface( library, &container->sfnt_interface );
Exit:
if ( error )
sfnt_module_class_pic_free( library );
return error;
}
#endif /* FT_CONFIG_OPTION_PIC */
/* END */