2018-01-18 07:09:07 +01:00
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/*
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2018-02-10 20:37:28 +01:00
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* Copyright © 2018 Google, Inc.
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2018-01-18 07:09:07 +01:00
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*
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* This is part of HarfBuzz, a text shaping library.
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*
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* Permission is hereby granted, without written agreement and without
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* license or royalty fees, to use, copy, modify, and distribute this
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* software and its documentation for any purpose, provided that the
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* above copyright notice and the following two paragraphs appear in
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* all copies of this software.
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*
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
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* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*
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* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
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* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
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* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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*
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* Google Author(s): Rod Sheeter
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*/
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#ifndef HB_SUBSET_H
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#define HB_SUBSET_H
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2018-02-05 02:22:07 +01:00
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#include "hb.h"
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2018-01-18 07:09:07 +01:00
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HB_BEGIN_DECLS
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/*
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* hb_subset_input_t
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2018-02-13 22:50:50 +01:00
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*
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2018-01-18 07:09:07 +01:00
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* Things that change based on the input. Characters to keep, etc.
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*/
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typedef struct hb_subset_input_t hb_subset_input_t;
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2021-06-09 21:54:14 +02:00
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typedef enum
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{
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2021-06-10 02:46:47 +02:00
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HB_SUBSET_FLAG_HINTING = 1,
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HB_SUBSET_FLAG_RETAIN_GIDS = 2,
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HB_SUBSET_FLAG_DESUBROUTINIZE = 3,
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HB_SUBSET_FLAG_NAME_LEGACY = 4,
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HB_SUBSET_FLAG_SET_OVERLAPS_FLAG = 5,
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HB_SUBSET_FLAG_PASSTHROUGH_UNRECOGNIZED = 6,
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2021-06-09 21:54:14 +02:00
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} hb_subset_flag_t;
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2021-06-09 20:09:14 +02:00
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2018-01-18 07:09:07 +01:00
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HB_EXTERN hb_subset_input_t *
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2018-02-14 07:07:12 +01:00
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hb_subset_input_create_or_fail (void);
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2018-02-13 22:50:50 +01:00
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HB_EXTERN hb_subset_input_t *
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hb_subset_input_reference (hb_subset_input_t *subset_input);
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2018-01-18 07:09:07 +01:00
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HB_EXTERN void
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2018-02-02 01:50:18 +01:00
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hb_subset_input_destroy (hb_subset_input_t *subset_input);
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2018-01-18 07:09:07 +01:00
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2018-02-13 22:50:50 +01:00
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HB_EXTERN hb_set_t *
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hb_subset_input_unicode_set (hb_subset_input_t *subset_input);
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HB_EXTERN hb_set_t *
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hb_subset_input_glyph_set (hb_subset_input_t *subset_input);
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2019-04-05 19:05:55 +02:00
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HB_EXTERN hb_set_t *
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hb_subset_input_nameid_set (hb_subset_input_t *subset_input);
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2020-01-21 22:37:28 +01:00
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HB_EXTERN hb_set_t *
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hb_subset_input_namelangid_set (hb_subset_input_t *subset_input);
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2021-05-28 01:01:17 +02:00
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HB_EXTERN hb_set_t *
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hb_subset_input_layout_features_set (hb_subset_input_t *subset_input);
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HB_EXTERN void
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hb_subset_input_set_retain_all_features (hb_subset_input_t *subset_input,
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2021-06-09 21:54:14 +02:00
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hb_bool_t value);
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2021-05-28 01:01:17 +02:00
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HB_EXTERN hb_bool_t
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hb_subset_input_get_retain_all_features (hb_subset_input_t *subset_input);
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2019-05-16 20:29:15 +02:00
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HB_EXTERN hb_set_t *
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2021-06-10 02:46:47 +02:00
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hb_subset_input_no_subset_tables_set (hb_subset_input_t *subset_input);
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2019-05-16 20:29:15 +02:00
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2021-06-10 02:46:47 +02:00
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HB_EXTERN hb_set_t *
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hb_subset_input_drop_tables_set (hb_subset_input_t *subset_input);
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2021-06-09 20:09:14 +02:00
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HB_EXTERN hb_bool_t
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2021-06-09 21:54:14 +02:00
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hb_subset_input_get_flag (hb_subset_input_t *input,
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hb_subset_flag_t flag);
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2021-06-09 20:09:14 +02:00
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HB_EXTERN void
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2021-06-09 21:54:14 +02:00
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hb_subset_input_set_flag (hb_subset_input_t *input,
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hb_subset_flag_t flag,
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hb_bool_t value);
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2021-06-09 20:09:14 +02:00
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// TODO(garretrieger): remove bool property get/set methods.
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2021-05-19 01:54:01 +02:00
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HB_EXTERN void
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hb_subset_input_set_overlaps_flag (hb_subset_input_t *subset_input,
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2021-06-09 21:54:14 +02:00
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hb_bool_t overlaps_flag);
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2021-05-19 01:54:01 +02:00
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HB_EXTERN hb_bool_t
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hb_subset_input_get_overlaps_flag (hb_subset_input_t *subset_input);
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2021-06-10 00:36:40 +02:00
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HB_EXTERN void
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hb_subset_input_set_notdef_outline (hb_subset_input_t *subset_input,
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hb_bool_t notdef_outline);
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HB_EXTERN hb_bool_t
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hb_subset_input_get_notdef_outline (hb_subset_input_t *subset_input);
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2021-06-24 19:17:46 +02:00
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HB_EXTERN void
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hb_subset_input_set_no_prune_unicode_ranges (hb_subset_input_t *subset_input,
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hb_bool_t no_prune_unicode_ranges);
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HB_EXTERN hb_bool_t
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hb_subset_input_get_no_prune_unicode_ranges (hb_subset_input_t *subset_input);
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2018-11-15 20:40:56 +01:00
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/* hb_subset () */
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2018-02-07 19:07:46 +01:00
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HB_EXTERN hb_face_t *
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2021-06-09 19:42:48 +02:00
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hb_subset (hb_face_t *source, const hb_subset_input_t *input);
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2018-01-18 07:09:07 +01:00
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2021-06-10 01:33:50 +02:00
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HB_EXTERN hb_face_t *
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hb_subset_or_fail (hb_face_t *source, const hb_subset_input_t *input);
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2021-06-09 19:57:58 +02:00
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HB_EXTERN hb_bool_t
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hb_subset_input_set_user_data (hb_subset_input_t *input,
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2021-06-09 21:54:14 +02:00
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hb_user_data_key_t *key,
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void * data,
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hb_destroy_func_t destroy,
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hb_bool_t replace);
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2021-06-09 19:57:58 +02:00
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HB_EXTERN void *
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hb_subset_input_get_user_data (const hb_subset_input_t *input,
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2021-06-09 21:54:14 +02:00
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hb_user_data_key_t *key);
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2018-08-26 00:56:07 +02:00
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2018-01-18 07:09:07 +01:00
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HB_END_DECLS
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#endif /* HB_SUBSET_H */
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