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/***************************************************************************/
/* */
/* ahmodule.c */
/* */
/* Auto-hinting module implementation (declaration). */
/* */
/* Copyright 2000-2001, 2002, 2003, 2004 Catharon Productions Inc. */
/* Author: David Turner */
/* */
/* This file is part of the Catharon Typography Project and shall only */
/* be used, modified, and distributed under the terms of the Catharon */
/* Open Source License that should come with this file under the name */
/* `CatharonLicense.txt'. By continuing to use, modify, or distribute */
/* this file you indicate that you have read the license and */
/* understand and accept it fully. */
/* */
/* Note that this license is compatible with the FreeType license. */
/* */
/***************************************************************************/
#include <ft2build.h>
#include FT_MODULE_H
#include "ahhint.h"
#ifdef DEBUG_HINTER
AH_Hinter ah_debug_hinter = NULL;
FT_Bool ah_debug_disable_horz = 0;
FT_Bool ah_debug_disable_vert = 0;
#endif
typedef struct FT_AutoHinterRec_
{
FT_ModuleRec root;
AH_Hinter hinter;
} FT_AutoHinterRec;
FT_CALLBACK_DEF( FT_Error )
ft_autohinter_init( FT_Module module ) /* FT_AutoHinter */
{
FT_AutoHinter autohinter = (FT_AutoHinter)module;
FT_Error error;
error = ah_hinter_new( module->library, &autohinter->hinter );
#ifdef DEBUG_HINTER
if ( !error )
ah_debug_hinter = autohinter->hinter;
#endif
return error;
}
FT_CALLBACK_DEF( void )
ft_autohinter_done( FT_Module module )
{
FT_AutoHinter autohinter = (FT_AutoHinter)module;
ah_hinter_done( autohinter->hinter );
#ifdef DEBUG_HINTER
ah_debug_hinter = NULL;
#endif
}
FT_CALLBACK_DEF( FT_Error )
ft_autohinter_load_glyph( FT_AutoHinter module,
FT_GlyphSlot slot,
FT_Size size,
FT_UInt glyph_index,
FT_Int32 load_flags )
{
return ah_hinter_load_glyph( module->hinter,
slot, size, glyph_index, load_flags );
}
FT_CALLBACK_DEF( void )
ft_autohinter_reset_globals( FT_AutoHinter module,
FT_Face face )
{
FT_UNUSED( module );
if ( face->autohint.data )
ah_hinter_done_face_globals( (AH_Face_Globals)(face->autohint.data) );
}
FT_CALLBACK_DEF( void )
ft_autohinter_get_globals( FT_AutoHinter module,
FT_Face face,
void** global_hints,
long* global_len )
{
ah_hinter_get_global_hints( module->hinter, face,
global_hints, global_len );
}
FT_CALLBACK_DEF( void )
ft_autohinter_done_globals( FT_AutoHinter module,
void* global_hints )
{
ah_hinter_done_global_hints( module->hinter, global_hints );
}
FT_CALLBACK_TABLE_DEF
const FT_AutoHinter_ServiceRec ft_autohinter_service =
{
ft_autohinter_reset_globals,
ft_autohinter_get_globals,
ft_autohinter_done_globals,
ft_autohinter_load_glyph
};
FT_CALLBACK_TABLE_DEF
const FT_Module_Class autohint_module_class =
{
FT_MODULE_HINTER,
sizeof ( FT_AutoHinterRec ),
"autohinter",
0x10000L, /* version 1.0 of the autohinter */
0x20000L, /* requires FreeType 2.0 or above */
(const void*) &ft_autohinter_service,
ft_autohinter_init,
ft_autohinter_done,
0 /* FT_Module_Requester */
};
/* END */
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