src/hb-subset-input.cc

   1 /*
   2  * Copyright © 2018  Google, Inc.
   3  *
   4  *  This is part of HarfBuzz, a text shaping library.
   5  *
   6  * Permission is hereby granted, without written agreement and without
   7  * license or royalty fees, to use, copy, modify, and distribute this
   8  * software and its documentation for any purpose, provided that the
   9  * above copyright notice and the following two paragraphs appear in
  10  * all copies of this software.
  11  *
  12  * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
  13  * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
  14  * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
  15  * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
  16  * DAMAGE.
  17  *
  18  * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
  19  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
  20  * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
  21  * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
  22  * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
  23  *
  24  * Google Author(s): Garret Rieger, Rod Sheeter, Behdad Esfahbod
  25  */
  26
  27 #include "hb-subset.hh"
  28 #include "hb-set.hh"
  29
  30 /**
  31  * hb_subset_input_create_or_fail:
  32  *
  33  * Return value: New subset input.
  34  *
  35  * Since: 1.8.0
  36  **/
  37 hb_subset_input_t *
  38 hb_subset_input_create_or_fail ()
  39 {
  40   hb_subset_input_t *input = hb_object_create<hb_subset_input_t>();
  41
  42   if (unlikely (!input))
  43     return nullptr;
  44
  45   input->unicodes = hb_set_create ();
  46   input->glyphs = hb_set_create ();
  47   input->drop_hints = false;
  48   input->drop_layout = true;
  49   input->desubroutinize = false;
  50   input->retain_gids = false;
  51
  52   return input;
  53 }
  54
  55 /**
  56  * hb_subset_input_reference: (skip)
  57  * @subset_input: a subset_input.
  58  *
  59  *
  60  *
  61  * Return value:
  62  *
  63  * Since: 1.8.0
  64  **/
  65 hb_subset_input_t *
  66 hb_subset_input_reference (hb_subset_input_t *subset_input)
  67 {
  68   return hb_object_reference (subset_input);
  69 }
  70
  71 /**
  72  * hb_subset_input_destroy:
  73  * @subset_input: a subset_input.
  74  *
  75  * Since: 1.8.0
  76  **/
  77 void
  78 hb_subset_input_destroy (hb_subset_input_t *subset_input)
  79 {
  80   if (!hb_object_destroy (subset_input)) return;
  81
  82   hb_set_destroy (subset_input->unicodes);
  83   hb_set_destroy (subset_input->glyphs);
  84
  85   free (subset_input);
  86 }
  87
  88 /**
  89  * hb_subset_input_unicode_set:
  90  * @subset_input: a subset_input.
  91  *
  92  * Since: 1.8.0
  93  **/
  94 HB_EXTERN hb_set_t *
  95 hb_subset_input_unicode_set (hb_subset_input_t *subset_input)
  96 {
  97   return subset_input->unicodes;
  98 }
  99
 100 /**
 101  * hb_subset_input_glyph_set:
 102  * @subset_input: a subset_input.
 103  *
 104  * Since: 1.8.0
 105  **/
 106 HB_EXTERN hb_set_t *
 107 hb_subset_input_glyph_set (hb_subset_input_t *subset_input)
 108 {
 109   return subset_input->glyphs;
 110 }
 111
 112 HB_EXTERN void
 113 hb_subset_input_set_drop_hints (hb_subset_input_t *subset_input,
 114                                 hb_bool_t drop_hints)
 115 {
 116   subset_input->drop_hints = drop_hints;
 117 }
 118
 119 HB_EXTERN hb_bool_t
 120 hb_subset_input_get_drop_hints (hb_subset_input_t *subset_input)
 121 {
 122   return subset_input->drop_hints;
 123 }
 124
 125 HB_EXTERN void
 126 hb_subset_input_set_drop_layout (hb_subset_input_t *subset_input,
 127                                  hb_bool_t drop_layout)
 128 {
 129   subset_input->drop_layout = drop_layout;
 130 }
 131
 132 HB_EXTERN hb_bool_t
 133 hb_subset_input_get_drop_layout (hb_subset_input_t *subset_input)
 134 {
 135   return subset_input->drop_layout;
 136 }
 137
 138 HB_EXTERN void
 139 hb_subset_input_set_desubroutinize (hb_subset_input_t *subset_input,
 140         hb_bool_t desubroutinize)
 141 {
 142   subset_input->desubroutinize = desubroutinize;
 143 }
 144
 145 HB_EXTERN hb_bool_t
 146 hb_subset_input_get_desubroutinize (hb_subset_input_t *subset_input)
 147 {
 148   return subset_input->desubroutinize;
 149 }
 150
 151 /**
 152  * hb_subset_input_set_retain_gids:
 153  * @subset_input: a subset_input.
 154  * @retain_gids: If true the subsetter will not renumber glyph ids.
 155  * Since: REPLACEME
 156  **/
 157 HB_EXTERN void
 158 hb_subset_input_set_retain_gids (hb_subset_input_t *subset_input,
 159                                  hb_bool_t retain_gids)
 160 {
 161   subset_input->retain_gids = retain_gids;
 162 }
 163
 164 /**
 165  * hb_subset_input_get_retain_gids:
 166  * Returns: value of retain_gids.
 167  * Since: REPLACEME
 168  **/
 169 HB_EXTERN hb_bool_t
 170 hb_subset_input_get_retain_gids (hb_subset_input_t *subset_input)
 171 {
 172   return subset_input->retain_gids;
 173 }