gfx/harfbuzz/src/test-ot-glyphname.cc

   1 /*
   2  * Copyright © 2019  Adobe, 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  * Adobe Author(s): Michiharu Ariza
  25  */
  26
  27 #include "hb.hh"
  28 #include "hb-ot.h"
  29
  30 #ifdef HB_NO_OPEN
  31 #define hb_blob_create_from_file_or_fail(x)  hb_blob_get_empty ()
  32 #endif
  33
  34 int
  35 main (int argc, char **argv)
  36 {
  37   if (argc != 2) {
  38     fprintf (stderr, "usage: %s font-file\n", argv[0]);
  39     exit (1);
  40   }
  41
  42   hb_blob_t *blob = hb_blob_create_from_file_or_fail (argv[1]);
  43   assert (blob);
  44   hb_face_t *face = hb_face_create (blob, 0 /* first face */);
  45   hb_font_t *font = hb_font_create (face);
  46   hb_blob_destroy (blob);
  47   blob = nullptr;
  48
  49
  50   const unsigned int num_glyphs = hb_face_get_glyph_count (face);
  51   int   result = 1;
  52
  53   for (hb_codepoint_t gid = 0; gid < num_glyphs; gid++)
  54   {
  55     char buf[64];
  56     unsigned int buf_size = sizeof (buf);
  57     if (hb_font_get_glyph_name (font, gid, buf, buf_size))
  58     {
  59       hb_codepoint_t    gid_inv;
  60       if (hb_font_get_glyph_from_name(font, buf, strlen (buf), &gid_inv))
  61       {
  62         if (gid == gid_inv)
  63         {
  64           printf ("%u <-> %s\n", gid, buf);
  65         }
  66         else
  67         {
  68           printf ("%u -> %s -> %u\n", gid, buf, gid_inv);
  69           result = 0;
  70         }
  71       }
  72       else
  73       {
  74         printf ("%u -> %s -> ?\n", gid, buf);
  75         result = 0;
  76       }
  77     }
  78     else
  79     {
  80       printf ("%u -> ?\n", gid);
  81       result = 0;
  82     }
  83   }
  84
  85   hb_font_destroy (font);
  86   hb_face_destroy (face);
  87
  88   return result;
  89 }