xref: /external/freetype/src/autofit/afmodule.c

/***************************************************************************/
/*                                                                         */
/*  afmodule.c                                                             */
/*                                                                         */
/*    Auto-fitter module implementation (body).                            */
/*                                                                         */
/*  Copyright 2003, 2004, 2005, 2006 by                                    */
/*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
/*                                                                         */
/*  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 "afmodule.h"
#include "afloader.h"

#ifdef AF_DEBUG
  int    _af_debug;
  int    _af_debug_disable_horz_hints;
  int    _af_debug_disable_vert_hints;
  int    _af_debug_disable_blue_hints;
  void*  _af_debug_hints;
#endif

#include FT_INTERNAL_OBJECTS_H


  typedef struct  FT_AutofitterRec_
  {
    FT_ModuleRec  root;
    AF_LoaderRec  loader[1];

  } FT_AutofitterRec, *FT_Autofitter;


  FT_CALLBACK_DEF( FT_Error )
  af_autofitter_init( FT_Autofitter  module )
  {
    return af_loader_init( module->loader, module->root.library->memory );
  }


  FT_CALLBACK_DEF( void )
  af_autofitter_done( FT_Autofitter  module )
  {
    af_loader_done( module->loader );
  }


  FT_CALLBACK_DEF( FT_Error )
  af_autofitter_load_glyph( FT_Autofitter  module,
                            FT_GlyphSlot   slot,
                            FT_Size        size,
                            FT_UInt        glyph_index,
                            FT_Int32       load_flags )
  {
    FT_UNUSED( size );

    return af_loader_load_glyph( module->loader, slot->face,
                                 glyph_index, load_flags );
  }


  FT_CALLBACK_TABLE_DEF
  const FT_AutoHinter_ServiceRec  af_autofitter_service =
  {
    NULL,
    NULL,
    NULL,
    (FT_AutoHinter_GlyphLoadFunc)af_autofitter_load_glyph
  };


  FT_CALLBACK_TABLE_DEF
  const FT_Module_Class  autofit_module_class =
  {
    FT_MODULE_HINTER,
    sizeof ( FT_AutofitterRec ),

    "autofitter",
    0x10000L,   /* version 1.0 of the autofitter  */
    0x20000L,   /* requires FreeType 2.0 or above */

    (const void*)&af_autofitter_service,

    (FT_Module_Constructor)af_autofitter_init,
    (FT_Module_Destructor) af_autofitter_done,
    (FT_Module_Requester)  NULL
  };


/* END */