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/***************************************************************************/
/* */
/* afpic.c */
/* */
/* The FreeType position independent code services for autofit module. */
/* */
/* Copyright 2009-2012 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 "afpic.h"
#include "aferrors.h"
#ifdef FT_CONFIG_OPTION_PIC
/* forward declaration of PIC init functions from afmodule.c */
FT_Error
FT_Create_Class_af_services( FT_Library library,
FT_ServiceDescRec** output_class );
void
FT_Destroy_Class_af_services( FT_Library library,
FT_ServiceDescRec* clazz );
void
FT_Init_Class_af_service_properties( FT_Service_PropertiesRec* clazz );
void FT_Init_Class_af_autofitter_interface(
FT_Library library,
FT_AutoHinter_InterfaceRec* clazz );
/* forward declaration of PIC init functions from script classes */
#include "aflatin.h"
#ifdef FT_OPTION_AUTOFIT2
#include "aflatin2.h"
#endif
#include "afcjk.h"
#include "afdummy.h"
#include "afindic.h"
void
autofit_module_class_pic_free( FT_Library library )
{
FT_PIC_Container* pic_container = &library->pic_container;
FT_Memory memory = library->memory;
if ( pic_container->autofit )
{
AFModulePIC* container = (AFModulePIC*)pic_container->autofit;
if ( container->af_services )
FT_Destroy_Class_af_services( library,
container->af_services );
container->af_services = NULL;
FT_FREE( container );
pic_container->autofit = NULL;
}
}
FT_Error
autofit_module_class_pic_init( FT_Library library )
{
FT_PIC_Container* pic_container = &library->pic_container;
FT_UInt ss;
FT_Error error = AF_Err_Ok;
AFModulePIC* 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->autofit = container;
/* initialize pointer table - */
/* this is how the module usually expects this data */
error = FT_Create_Class_af_services( library,
&container->af_services );
if ( error )
goto Exit;
FT_Init_Class_af_service_properties( &container->af_service_properties );
for ( ss = 0 ; ss < AF_SCRIPT_CLASSES_REC_COUNT ; ss++ )
{
container->af_script_classes[ss] =
&container->af_script_classes_rec[ss];
}
container->af_script_classes[AF_SCRIPT_CLASSES_COUNT - 1] = NULL;
/* add call to initialization function when you add new scripts */
ss = 0;
FT_Init_Class_af_dummy_script_class(
&container->af_script_classes_rec[ss++] );
#ifdef FT_OPTION_AUTOFIT2
FT_Init_Class_af_latin2_script_class(
&container->af_script_classes_rec[ss++] );
#endif
FT_Init_Class_af_latin_script_class(
&container->af_script_classes_rec[ss++] );
FT_Init_Class_af_cjk_script_class(
&container->af_script_classes_rec[ss++] );
FT_Init_Class_af_indic_script_class(
&container->af_script_classes_rec[ss++] );
FT_Init_Class_af_autofitter_interface(
library, &container->af_autofitter_interface );
Exit:
if ( error )
autofit_module_class_pic_free( library );
return error;
}
#endif /* FT_CONFIG_OPTION_PIC */
/* END */
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