1 /* 2 * Copyright 2011 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 #include "hb-font-private.hh" /* Shall be first since may include windows.h */ 28 29 #include "hb-open-type-private.hh" 30 31 #include "hb-ot-hhea-table.hh" 32 #include "hb-ot-hmtx-table.hh" 33 34 #include "hb-blob.h" 35 36 #include <string.h> 37 38 39 40 #if 0 41 struct hb_tt_font_t 42 { 43 const struct hhea *hhea; 44 hb_blob_t *hhea_blob; 45 }; 46 47 48 static hb_tt_font_t * 49 _hb_tt_font_create (hb_font_t *font) 50 { 51 /* TODO Remove this object altogether */ 52 hb_tt_font_t *tt = (hb_tt_font_t *) calloc (1, sizeof (hb_tt_font_t)); 53 54 tt->hhea_blob = Sanitizer<hhea>::sanitize (font->face->reference_table (HB_OT_TAG_hhea)); 55 tt->hhea = Sanitizer<hhea>::lock_instance (tt->hhea_blob); 56 57 return tt; 58 } 59 60 static void 61 _hb_tt_font_destroy (hb_tt_font_t *tt) 62 { 63 hb_blob_destroy (tt->hhea_blob); 64 65 free (tt); 66 } 67 68 static inline const hhea& 69 _get_hhea (hb_face_t *face) 70 { 71 return likely (face->tt && face->tt->hhea) ? *face->tt->hhea : Null(hhea); 72 } 73 74 75 /* 76 * hb_tt_font_funcs_t 77 */ 78 79 #endif 80
