gfx/harfbuzz/src/hb-tt-font.cc@925c144e1f1f (annotated)
gfx/harfbuzz/src/hb-tt-font.cc
Fri, 16 Jan 2015 18:13:44 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Fri, 16 Jan 2015 18:13:44 +0100
- branch
- TOR_BUG_9701
- changeset 14
- 925c144e1f1f
- permissions
- -rw-r--r--
Integrate suggestion from review to improve consistency with existing code.
| michael@0 | 1 | /* |
| michael@0 | 2 | * Copyright © 2011 Google, Inc. |
| michael@0 | 3 | * |
| michael@0 | 4 | * This is part of HarfBuzz, a text shaping library. |
| michael@0 | 5 | * |
| michael@0 | 6 | * Permission is hereby granted, without written agreement and without |
| michael@0 | 7 | * license or royalty fees, to use, copy, modify, and distribute this |
| michael@0 | 8 | * software and its documentation for any purpose, provided that the |
| michael@0 | 9 | * above copyright notice and the following two paragraphs appear in |
| michael@0 | 10 | * all copies of this software. |
| michael@0 | 11 | * |
| michael@0 | 12 | * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR |
| michael@0 | 13 | * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES |
| michael@0 | 14 | * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN |
| michael@0 | 15 | * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH |
| michael@0 | 16 | * DAMAGE. |
| michael@0 | 17 | * |
| michael@0 | 18 | * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, |
| michael@0 | 19 | * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND |
| michael@0 | 20 | * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS |
| michael@0 | 21 | * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO |
| michael@0 | 22 | * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. |
| michael@0 | 23 | * |
| michael@0 | 24 | * Google Author(s): Behdad Esfahbod |
| michael@0 | 25 | */ |
| michael@0 | 26 | |
| michael@0 | 27 | #include "hb-font-private.hh" /* Shall be first since may include windows.h */ |
| michael@0 | 28 | |
| michael@0 | 29 | #include "hb-open-type-private.hh" |
| michael@0 | 30 | |
| michael@0 | 31 | #include "hb-ot-hhea-table.hh" |
| michael@0 | 32 | #include "hb-ot-hmtx-table.hh" |
| michael@0 | 33 | |
| michael@0 | 34 | #include <string.h> |
| michael@0 | 35 | |
| michael@0 | 36 | |
| michael@0 | 37 | |
| michael@0 | 38 | #if 0 |
| michael@0 | 39 | struct hb_tt_font_t |
| michael@0 | 40 | { |
| michael@0 | 41 | const struct hhea *hhea; |
| michael@0 | 42 | hb_blob_t *hhea_blob; |
| michael@0 | 43 | }; |
| michael@0 | 44 | |
| michael@0 | 45 | |
| michael@0 | 46 | static hb_tt_font_t * |
| michael@0 | 47 | _hb_tt_font_create (hb_font_t *font) |
| michael@0 | 48 | { |
| michael@0 | 49 | /* TODO Remove this object altogether */ |
| michael@0 | 50 | hb_tt_font_t *tt = (hb_tt_font_t *) calloc (1, sizeof (hb_tt_font_t)); |
| michael@0 | 51 | |
| michael@0 | 52 | tt->hhea_blob = Sanitizer<hhea>::sanitize (font->face->reference_table (HB_OT_TAG_hhea)); |
| michael@0 | 53 | tt->hhea = Sanitizer<hhea>::lock_instance (tt->hhea_blob); |
| michael@0 | 54 | |
| michael@0 | 55 | return tt; |
| michael@0 | 56 | } |
| michael@0 | 57 | |
| michael@0 | 58 | static void |
| michael@0 | 59 | _hb_tt_font_destroy (hb_tt_font_t *tt) |
| michael@0 | 60 | { |
| michael@0 | 61 | hb_blob_destroy (tt->hhea_blob); |
| michael@0 | 62 | |
| michael@0 | 63 | free (tt); |
| michael@0 | 64 | } |
| michael@0 | 65 | |
| michael@0 | 66 | static inline const hhea& |
| michael@0 | 67 | _get_hhea (hb_face_t *face) |
| michael@0 | 68 | { |
| michael@0 | 69 | return likely (face->tt && face->tt->hhea) ? *face->tt->hhea : Null(hhea); |
| michael@0 | 70 | } |
| michael@0 | 71 | |
| michael@0 | 72 | |
| michael@0 | 73 | /* |
| michael@0 | 74 | * hb_tt_font_funcs_t |
| michael@0 | 75 | */ |
| michael@0 | 76 | |
| michael@0 | 77 | #endif |
