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/*
* Copyright © 2019 Adobe, Inc.
*
* This is part of HarfBuzz, a text shaping library.
*
* Permission is hereby granted, without written agreement and without
* license or royalty fees, to use, copy, modify, and distribute this
* software and its documentation for any purpose, provided that the
* above copyright notice and the following two paragraphs appear in
* all copies of this software.
*
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*
* Adobe Author(s): Michiharu Ariza
*/
#include "hb.hh"
#include "hb-ot.h"
#ifdef HB_NO_OPEN
#define hb_blob_create_from_file_or_fail(x) hb_blob_get_empty ()
#endif
int
main (int argc, char **argv)
{
if (argc != 2) {
fprintf (stderr, "usage: %s font-file\n", argv[0]);
exit (1);
}
hb_blob_t *blob = hb_blob_create_from_file_or_fail (argv[1]);
assert (blob);
hb_face_t *face = hb_face_create (blob, 0 /* first face */);
hb_font_t *font = hb_font_create (face);
hb_blob_destroy (blob);
blob = nullptr;
const unsigned int num_glyphs = hb_face_get_glyph_count (face);
int result = 1;
for (hb_codepoint_t gid = 0; gid < num_glyphs; gid++)
{
char buf[64];
unsigned int buf_size = sizeof (buf);
if (hb_font_get_glyph_name (font, gid, buf, buf_size))
{
hb_codepoint_t gid_inv;
if (hb_font_get_glyph_from_name(font, buf, strlen (buf), &gid_inv))
{
if (gid == gid_inv)
{
printf ("%u <-> %s\n", gid, buf);
}
else
{
printf ("%u -> %s -> %u\n", gid, buf, gid_inv);
result = 0;
}
}
else
{
printf ("%u -> %s -> ?\n", gid, buf);
result = 0;
}
}
else
{
printf ("%u -> ?\n", gid);
result = 0;
}
}
hb_font_destroy (font);
hb_face_destroy (face);
return !result;
}
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