1/*
2 * Copyright © 2022 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
25 */
26
27#include "graph.hh"
28#include "../hb-ot-layout-gsubgpos.hh"
29
30#ifndef GRAPH_GSUBGPOS_CONTEXT_HH
31#define GRAPH_GSUBGPOS_CONTEXT_HH
32
33namespace graph {
34
35struct Lookup;
36
37struct gsubgpos_graph_context_t
38{
39 hb_tag_t table_tag;
40 graph_t& graph;
41 unsigned lookup_list_index;
42 hb_hashmap_t<unsigned, graph::Lookup*> lookups;
43
44
45 HB_INTERNAL gsubgpos_graph_context_t (hb_tag_t table_tag_,
46 graph_t& graph_);
47
48 HB_INTERNAL unsigned create_node (unsigned size);
49
50 bool add_buffer (char* buffer)
51 {
52 return graph.add_buffer (buffer);
53 }
54
55 private:
56 HB_INTERNAL unsigned num_non_ext_subtables ();
57};
58
59}
60
61#endif // GRAPH_GSUBGPOS_CONTEXT
62