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/*
* Copyright © 2018 Google, Inc.
*
* This is part of HarfBuzz, a text shaping library.
*
* Permission is hereby granted, without written agreement and without
* license or royalty fees, to use, copy, modify, and distribute this
* software and its documentation for any purpose, provided that the
* above copyright notice and the following two paragraphs appear in
* all copies of this software.
*
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*
* Google Author(s): Garret Rieger, Rod Sheeter, Behdad Esfahbod
*/
#include "hb-subset.hh"
#include "hb-set.hh"
/**
* hb_subset_input_create_or_fail:
*
* Return value: New subset input.
*
* Since: 1.8.0
**/
hb_subset_input_t *
hb_subset_input_create_or_fail ()
{
hb_subset_input_t *input = hb_object_create<hb_subset_input_t>();
if (unlikely (!input))
return nullptr;
input->unicodes = hb_set_create ();
input->glyphs = hb_set_create ();
input->name_ids = hb_set_create ();
hb_set_add_range (input->name_ids, 0, 6);
input->drop_tables = hb_set_create ();
input->drop_hints = false;
input->desubroutinize = false;
input->retain_gids = false;
hb_tag_t default_drop_tables[] = {
// Layout disabled by default
HB_TAG ('G', 'S', 'U', 'B'),
HB_TAG ('G', 'P', 'O', 'S'),
HB_TAG ('G', 'D', 'E', 'F'),
HB_TAG ('m', 'o', 'r', 'x'),
HB_TAG ('m', 'o', 'r', 't'),
HB_TAG ('k', 'e', 'r', 'x'),
HB_TAG ('k', 'e', 'r', 'n'),
// Copied from fontTools:
HB_TAG ('B', 'A', 'S', 'E'),
HB_TAG ('J', 'S', 'T', 'F'),
HB_TAG ('D', 'S', 'I', 'G'),
HB_TAG ('E', 'B', 'D', 'T'),
HB_TAG ('E', 'B', 'L', 'C'),
HB_TAG ('E', 'B', 'S', 'C'),
HB_TAG ('S', 'V', 'G', ' '),
HB_TAG ('P', 'C', 'L', 'T'),
HB_TAG ('L', 'T', 'S', 'H'),
// Graphite tables
HB_TAG ('F', 'e', 'a', 't'),
HB_TAG ('G', 'l', 'a', 't'),
HB_TAG ('G', 'l', 'o', 'c'),
HB_TAG ('S', 'i', 'l', 'f'),
HB_TAG ('S', 'i', 'l', 'l'),
// Colour
HB_TAG ('s', 'b', 'i', 'x')
};
input->drop_tables->add_array (default_drop_tables, ARRAY_LENGTH (default_drop_tables));
return input;
}
/**
* hb_subset_input_reference: (skip)
* @subset_input: a subset_input.
*
*
*
* Return value:
*
* Since: 1.8.0
**/
hb_subset_input_t *
hb_subset_input_reference (hb_subset_input_t *subset_input)
{
return hb_object_reference (subset_input);
}
/**
* hb_subset_input_destroy:
* @subset_input: a subset_input.
*
* Since: 1.8.0
**/
void
hb_subset_input_destroy (hb_subset_input_t *subset_input)
{
if (!hb_object_destroy (subset_input)) return;
hb_set_destroy (subset_input->unicodes);
hb_set_destroy (subset_input->glyphs);
hb_set_destroy (subset_input->name_ids);
hb_set_destroy (subset_input->drop_tables);
free (subset_input);
}
/**
* hb_subset_input_unicode_set:
* @subset_input: a subset_input.
*
* Since: 1.8.0
**/
HB_EXTERN hb_set_t *
hb_subset_input_unicode_set (hb_subset_input_t *subset_input)
{
return subset_input->unicodes;
}
/**
* hb_subset_input_glyph_set:
* @subset_input: a subset_input.
*
* Since: 1.8.0
**/
HB_EXTERN hb_set_t *
hb_subset_input_glyph_set (hb_subset_input_t *subset_input)
{
return subset_input->glyphs;
}
HB_EXTERN hb_set_t *
hb_subset_input_nameid_set (hb_subset_input_t *subset_input)
{
return subset_input->name_ids;
}
HB_EXTERN hb_set_t *
hb_subset_input_drop_tables_set (hb_subset_input_t *subset_input)
{
return subset_input->drop_tables;
}
HB_EXTERN void
hb_subset_input_set_drop_hints (hb_subset_input_t *subset_input,
hb_bool_t drop_hints)
{
subset_input->drop_hints = drop_hints;
}
HB_EXTERN hb_bool_t
hb_subset_input_get_drop_hints (hb_subset_input_t *subset_input)
{
return subset_input->drop_hints;
}
HB_EXTERN void
hb_subset_input_set_desubroutinize (hb_subset_input_t *subset_input,
hb_bool_t desubroutinize)
{
subset_input->desubroutinize = desubroutinize;
}
HB_EXTERN hb_bool_t
hb_subset_input_get_desubroutinize (hb_subset_input_t *subset_input)
{
return subset_input->desubroutinize;
}
/**
* hb_subset_input_set_retain_gids:
* @subset_input: a subset_input.
* @retain_gids: If true the subsetter will not renumber glyph ids.
* Since: 2.4.0
**/
HB_EXTERN void
hb_subset_input_set_retain_gids (hb_subset_input_t *subset_input,
hb_bool_t retain_gids)
{
subset_input->retain_gids = retain_gids;
}
/**
* hb_subset_input_get_retain_gids:
* Returns: value of retain_gids.
* Since: 2.4.0
**/
HB_EXTERN hb_bool_t
hb_subset_input_get_retain_gids (hb_subset_input_t *subset_input)
{
return subset_input->retain_gids;
}
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