xref: /aosp_15_r20/external/harfbuzz_ng/src/hb-ot-shaper-indic.hh (revision 2d1272b857b1f7575e6e246373e1cb218663db8a)
1 /*
2  * Copyright © 2012  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): Behdad Esfahbod
25  */
26 
27 #ifndef HB_OT_SHAPER_INDIC_HH
28 #define HB_OT_SHAPER_INDIC_HH
29 
30 #include "hb.hh"
31 
32 #include "hb-ot-shaper-syllabic.hh"
33 
34 
35 /* Visual positions in a syllable from left to right. */
36 enum ot_position_t {
37   POS_START = 0,
38 
39   POS_RA_TO_BECOME_REPH = 1,
40   POS_PRE_M = 2,
41   POS_PRE_C = 3,
42 
43   POS_BASE_C = 4,
44   POS_AFTER_MAIN = 5,
45 
46   POS_ABOVE_C = 6,
47 
48   POS_BEFORE_SUB = 7,
49   POS_BELOW_C = 8,
50   POS_AFTER_SUB = 9,
51 
52   POS_BEFORE_POST = 10,
53   POS_POST_C = 11,
54   POS_AFTER_POST = 12,
55 
56   POS_SMVD = 13,
57 
58   POS_END = 14
59 };
60 
61 
62 HB_INTERNAL uint16_t
63 hb_indic_get_categories (hb_codepoint_t u);
64 
65 
66 #endif /* HB_OT_SHAPER_INDIC_HH */
67