2 * Copyright © 2012 Google, Inc.
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.
24 * Google Author(s): Behdad Esfahbod
28 #include "font-options.hh"
29 #include "main-font-text.hh"
30 #include "shape-options.hh"
31 #include "text-options.hh"
33 const unsigned DEFAULT_FONT_SIZE = FONT_SIZE_NONE;
34 const unsigned SUBPIXEL_BITS = 0;
36 struct shape_closure_consumer_t
38 void add_options (struct option_parser_t *parser)
40 parser->set_summary ("Find glyph set from input text under shaping closure.");
41 shaper.add_options (parser);
43 GOptionEntry entries[] =
45 {"no-glyph-names", 0, G_OPTION_FLAG_REVERSE, G_OPTION_ARG_NONE, &this->show_glyph_names, "Use glyph indices instead of names", nullptr},
48 parser->add_group (entries,
51 "Options controlling output formatting",
55 void init (const font_options_t *font_opts)
57 glyphs = hb_set_create ();
58 font = hb_font_reference (font_opts->font);
60 buffer = hb_buffer_create ();
62 template <typename text_options_type>
63 bool consume_line (text_options_type &text_opts)
65 unsigned int text_len;
67 if (!(text = text_opts.get_line (&text_len)))
70 hb_set_clear (glyphs);
71 shaper.shape_closure (text, text_len, font, buffer, glyphs);
73 if (hb_set_is_empty (glyphs))
78 for (hb_codepoint_t i = -1; hb_set_next (glyphs, &i);)
87 hb_font_glyph_to_string (font, i, glyph_name, sizeof (glyph_name));
88 printf ("%s", glyph_name);
95 void finish (const font_options_t *font_opts)
98 hb_font_destroy (font);
100 hb_set_destroy (glyphs);
102 hb_buffer_destroy (buffer);
109 shape_options_t shaper;
110 hb_bool_t show_glyph_names = true;
112 hb_set_t *glyphs = nullptr;
113 hb_font_t *font = nullptr;
114 hb_buffer_t *buffer = nullptr;
118 main (int argc, char **argv)
120 using main_t = main_font_text_t<shape_closure_consumer_t, font_options_t, text_options_t>;
121 return batch_main<main_t> (argc, argv);