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_layout = true;

    48 

    49   return input;

    50 }

    51 

    52 /**

    53  * hb_subset_input_reference: (skip)

    54  * @subset_input: a subset_input.

    55  *

    56  *

    57  *

    58  * Return value:

    59  *

    60  * Since: 1.8.0

    61  **/

    62 hb_subset_input_t *

    63 hb_subset_input_reference (hb_subset_input_t *subset_input)

    64 {

    65   return hb_object_reference (subset_input);

    66 }

    67 

    68 /**

    69  * hb_subset_input_destroy:

    70  * @subset_input: a subset_input.

    71  *

    72  * Since: 1.8.0

    73  **/

    74 void

    75 hb_subset_input_destroy (hb_subset_input_t *subset_input)

    76 {

    77   if (!hb_object_destroy (subset_input)) return;

    78 

    79   hb_set_destroy (subset_input->unicodes);

    80   hb_set_destroy (subset_input->glyphs);

    81 

    82   free (subset_input);

    83 }

    84 

    85 /**

    86  * hb_subset_input_unicode_set:

    87  * @subset_input: a subset_input.

    88  *

    89  * Since: 1.8.0

    90  **/

    91 HB_EXTERN hb_set_t *

    92 hb_subset_input_unicode_set (hb_subset_input_t *subset_input)

    93 {

    94   return subset_input->unicodes;

    95 }

    96 

    97 /**

    98  * hb_subset_input_glyph_set:

    99  * @subset_input: a subset_input.

   100  *

   101  * Since: 1.8.0

   102  **/

   103 HB_EXTERN hb_set_t *

   104 hb_subset_input_glyph_set (hb_subset_input_t *subset_input)

   105 {

   106   return subset_input->glyphs;

   107 }

   108 

   109 HB_EXTERN void

   110 hb_subset_input_set_drop_hints (hb_subset_input_t *subset_input,

   111                                 hb_bool_t drop_hints)

   112 {

   113   subset_input->drop_hints = drop_hints;

   114 }

   115 

   116 HB_EXTERN hb_bool_t

   117 hb_subset_input_get_drop_hints (hb_subset_input_t *subset_input)

   118 {

   119   return subset_input->drop_hints;

   120 }

   121 

   122 HB_EXTERN void

   123 hb_subset_input_set_drop_layout (hb_subset_input_t *subset_input,

   124                                  hb_bool_t drop_layout)

   125 {

   126   subset_input->drop_layout = drop_layout;

   127 }

   128 

   129 HB_EXTERN hb_bool_t

   130 hb_subset_input_get_drop_layout (hb_subset_input_t *subset_input)

   131 {

   132   return subset_input->drop_layout;

   133 }

   134 

   135 HB_EXTERN void

   136 hb_subset_input_set_desubroutinize (hb_subset_input_t *subset_input,

   137         hb_bool_t desubroutinize)

   138 {

   139   subset_input->desubroutinize = desubroutinize;

   140 }

   141 

   142 HB_EXTERN hb_bool_t

   143 hb_subset_input_get_desubroutinize (hb_subset_input_t *subset_input)

   144 {

   145   return subset_input->desubroutinize;

   146 }