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/* Copyright (C) 1992, 1995, 1997, 1999 Aladdin Enterprises. All rights reserved.
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This software is provided AS-IS with no warranty, either express or
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implied.
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This software is distributed under license and may not be copied,
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modified or distributed except as expressly authorized under the terms
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of the license contained in the file LICENSE in this distribution.
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For more information about licensing, please refer to
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http://www.ghostscript.com/licensing/. For information on
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commercial licensing, go to http://www.artifex.com/licensing/ or
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contact Artifex Software, Inc., 101 Lucas Valley Road #110,
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San Rafael, CA 94903, U.S.A., +1(415)492-9861.
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*/
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/* $Id: gxttfb.h,v 1.10 2004/01/28 09:05:05 igor Exp $ */
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/* A bridge to True Type interpreter. */
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#ifndef gxttfb_INCLUDED
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# define gxttfb_INCLUDED
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#include "ttfoutl.h"
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#ifndef gx_ttfReader_DEFINED
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# define gx_ttfReader_DEFINED
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typedef struct gx_ttfReader_s gx_ttfReader;
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#endif
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#ifndef gs_font_type42_DEFINED
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# define gs_font_type42_DEFINED
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typedef struct gs_font_type42_s gs_font_type42;
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#endif
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struct gx_ttfReader_s {
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ttfReader super;
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int pos;
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bool error;
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int extra_glyph_index;
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gs_font_type42 *pfont;
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gs_memory_t *memory;
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gs_glyph_data_t glyph_data;
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/* When TT interpreter is invoked, a font and the TT interpreter instance
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may use different memory allocators (local and global correspondingly).
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Since we don't want to change Free Type function prototypes,
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we place the gx_ttfReader instance into the global memory,
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to provide an access to it through TExecution_Context.
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Due to that, the fields 'pfont' and 'glyph_data' may contain pointers from global
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to local memory. They must be NULL when a garbager is invoked.
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We reset them whan the TT interpreter exits.
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*/
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};
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gx_ttfReader *gx_ttfReader__create(gs_memory_t *mem);
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void gx_ttfReader__destroy(gx_ttfReader *this);
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void gx_ttfReader__set_font(gx_ttfReader *this, gs_font_type42 *pfont);
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ttfFont *ttfFont__create(gs_font_dir *dir);
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void ttfFont__destroy(ttfFont *this, gs_font_dir *dir);
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int ttfFont__Open_aux(ttfFont *this, ttfInterpreter *tti, gx_ttfReader *r, gs_font_type42 *pfont,
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const gs_matrix * char_tm, const gs_log2_scale_point *log2_scale,
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bool design_grid);
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int gx_ttf_outline(ttfFont *ttf, gx_ttfReader *r, gs_font_type42 *pfont, int glyph_index,
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const gs_matrix *m, const gs_log2_scale_point * pscale,
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gx_path *path, bool grid_fit);
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#endif /* gxttfb_INCLUDED */
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