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1 /*
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2 * Copyright © 2018 Google, Inc.
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3 *
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4 * This is part of HarfBuzz, a text shaping library.
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5 *
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6 * Permission is hereby granted, without written agreement and without
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7 * license or royalty fees, to use, copy, modify, and distribute this
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8 * software and its documentation for any purpose, provided that the
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9 * above copyright notice and the following two paragraphs appear in
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10 * all copies of this software.
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11 *
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12 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
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13 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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14 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
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15 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
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16 * DAMAGE.
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17 *
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18 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
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19 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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20 * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
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21 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
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22 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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23 *
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24 * Google Author(s): Rod Sheeter
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25 */
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26
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27 #ifndef HB_SUBSET_H
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28 #define HB_SUBSET_H
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29
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30 #include "hb.h"
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31
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32 HB_BEGIN_DECLS
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33
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34 /*
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35 * hb_subset_input_t
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36 *
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37 * Things that change based on the input. Characters to keep, etc.
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38 */
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39
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40 typedef struct hb_subset_input_t hb_subset_input_t;
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41
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42 HB_EXTERN hb_subset_input_t *
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43 hb_subset_input_create_or_fail (void);
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44
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45 HB_EXTERN hb_subset_input_t *
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46 hb_subset_input_reference (hb_subset_input_t *subset_input);
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47
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48 HB_EXTERN void
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49 hb_subset_input_destroy (hb_subset_input_t *subset_input);
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50
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51 HB_EXTERN hb_set_t *
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52 hb_subset_input_unicode_set (hb_subset_input_t *subset_input);
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53
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54 HB_EXTERN hb_set_t *
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55 hb_subset_input_glyph_set (hb_subset_input_t *subset_input);
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56
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57 HB_EXTERN hb_set_t *
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58 hb_subset_input_nameid_set (hb_subset_input_t *subset_input);
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59
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60 HB_EXTERN hb_set_t *
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61 hb_subset_input_namelangid_set (hb_subset_input_t *subset_input);
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62
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63 HB_EXTERN hb_set_t *
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64 hb_subset_input_drop_tables_set (hb_subset_input_t *subset_input);
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65
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66 HB_EXTERN void
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67 hb_subset_input_set_drop_hints (hb_subset_input_t *subset_input,
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68 hb_bool_t drop_hints);
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69 HB_EXTERN hb_bool_t
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70 hb_subset_input_get_drop_hints (hb_subset_input_t *subset_input);
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71
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72 HB_EXTERN void
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73 hb_subset_input_set_desubroutinize (hb_subset_input_t *subset_input,
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74 hb_bool_t desubroutinize);
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75 HB_EXTERN hb_bool_t
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76 hb_subset_input_get_desubroutinize (hb_subset_input_t *subset_input);
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77
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78 HB_EXTERN void
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79 hb_subset_input_set_retain_gids (hb_subset_input_t *subset_input,
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80 hb_bool_t retain_gids);
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81 HB_EXTERN hb_bool_t
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82 hb_subset_input_get_retain_gids (hb_subset_input_t *subset_input);
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83
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84 HB_EXTERN void
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85 hb_subset_input_set_name_legacy (hb_subset_input_t *subset_input,
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86 hb_bool_t name_legacy);
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87 HB_EXTERN hb_bool_t
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88 hb_subset_input_get_name_legacy (hb_subset_input_t *subset_input);
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89
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90 /* hb_subset () */
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91 HB_EXTERN hb_face_t *
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92 hb_subset (hb_face_t *source, hb_subset_input_t *input);
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93
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94
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95 HB_END_DECLS
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96
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97 #endif /* HB_SUBSET_H */
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