2 * Copyright © 2018 Ebrahim Byagowi
4 * This is part of HarfBuzz, a text shaping library.
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.
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
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.
25 #ifndef HB_AAT_FMTX_TABLE_HH
26 #define HB_AAT_FMTX_TABLE_HH
28 #include "hb-aat-layout-common-private.hh"
31 * fmtx -- Font Metrics
32 * https://developer.apple.com/fonts/TrueType-Reference-Manual/RM06/Chap6fmtx.html
34 #define HB_AAT_TAG_fmtx HB_TAG('f','m','t','x')
42 static const hb_tag_t tableTag = HB_AAT_TAG_fmtx;
44 inline bool sanitize (hb_sanitize_context_t *c) const
46 TRACE_SANITIZE (this);
47 return_trace (likely (c->check_struct (this)));
50 FixedVersion<>version; /* Version (set to 0x00020000). */
51 HBUINT32 glyphIndex; /* The glyph whose points represent the metrics. */
52 HBUINT8 horizontalBefore; /* Point number for the horizontal ascent. */
53 HBUINT8 horizontalAfter; /* Point number for the horizontal descent. */
54 HBUINT8 horizontalCaretHead; /* Point number for the horizontal caret head. */
55 HBUINT8 horizontalCaretBase; /* Point number for the horizontal caret base. */
56 HBUINT8 verticalBefore; /* Point number for the vertical ascent. */
57 HBUINT8 verticalAfter; /* Point number for the vertical descent. */
58 HBUINT8 verticalCaretHead; /* Point number for the vertical caret head. */
59 HBUINT8 verticalCaretBase; /* Point number for the vertical caret base. */
61 DEFINE_SIZE_STATIC (16);
67 #endif /* HB_AAT_FMTX_TABLE_HH */