/****************************************************************************
*
* afloader.h
*
* Auto-fitter glyph loading routines (specification).
*
* Copyright (C) 2003-2022 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.
*
*/
#ifndef AFLOADER_H_
#define AFLOADER_H_
#include "afhints.h"
#include "afmodule.h"
#include "afglobal.h"
FT_BEGIN_HEADER
/*
* The autofitter module's (global) data structure to communicate with
* actual fonts. If necessary, `local' data like the current face, the
* current face's auto-hint data, or the current glyph's parameters
* relevant to auto-hinting are `swapped in'. Cf. functions like
* `af_loader_reset' and `af_loader_load_g'.
*/
typedef struct AF_LoaderRec_
{
/* current face data */
FT_Face face;
AF_FaceGlobals globals;
/* current glyph data */
AF_GlyphHints hints;
AF_StyleMetrics metrics;
FT_Bool transformed;
FT_Matrix trans_matrix;
FT_Vector trans_delta;
FT_Vector pp1;
FT_Vector pp2;
/* we don't handle vertical phantom points */
} AF_LoaderRec, *AF_Loader;
FT_LOCAL( void )
af_loader_init( AF_Loader loader,
AF_GlyphHints hints );
FT_LOCAL( FT_Error )
af_loader_reset( AF_Loader loader,
AF_Module module,
FT_Face face );
FT_LOCAL( void )
af_loader_done( AF_Loader loader );
FT_LOCAL( FT_Error )
af_loader_load_glyph( AF_Loader loader,
AF_Module module,
FT_Face face,
FT_UInt gindex,
FT_Int32 load_flags );
FT_LOCAL_DEF( FT_Fixed )
af_loader_compute_darkening( AF_Loader loader,
FT_Face face,
FT_Pos standard_width );
/* */
FT_END_HEADER
#endif /* AFLOADER_H_ */
/* END */
