2 * Copyright © 2011,2012 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
27 #ifndef HB_MAIN_FONT_TEXT_HH
28 #define HB_MAIN_FONT_TEXT_HH
33 /* main() body for utilities taking font and processing text.*/
36 locale_to_utf8 (char *s)
39 GError *error = nullptr;
41 t = g_locale_to_utf8 (s, -1, nullptr, nullptr, &error);
44 fail (true, "Failed converting text to UTF-8");
50 template <typename consumer_t, int default_font_size, int subpixel_bits>
51 struct main_font_text_t
54 : options ("[FONT-FILE] [TEXT]"),
55 font_opts (&options, default_font_size, subpixel_bits),
57 consumer (&options) {}
60 main (int argc, char **argv)
62 options.parse (&argc, &argv);
65 if (argc && !font_opts.font_file) font_opts.font_file = locale_to_utf8 (argv[0]), argc--, argv++;
66 if (argc && !input.text && !input.text_file) input.text = locale_to_utf8 (argv[0]), argc--, argv++;
68 fail (true, "Too many arguments on the command line");
69 if (!font_opts.font_file)
71 if (!input.text && !input.text_file)
72 input.text_file = g_strdup ("-");
74 hb_buffer_t *buffer = hb_buffer_create ();
75 consumer.init (buffer, &font_opts);
76 hb_buffer_destroy (buffer);
78 unsigned int text_len;
80 while ((text = input.get_line (&text_len)))
81 consumer.consume_line (text, text_len, input.text_before, input.text_after);
83 consumer.finish (&font_opts);
85 return consumer.failed ? 1 : 0;
89 option_parser_t options;
90 font_options_t font_opts;