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
32 /* main() body for utilities taking font and processing text.*/
34 template <typename consumer_t, typename font_options_t, typename text_options_t>
35 struct main_font_text_t : option_parser_t, font_options_t, text_options_t, consumer_t
37 int operator () (int argc, char **argv)
44 while (this->consume_line (*this))
49 return this->failed ? 1 : 0;
56 font_options_t::add_options (this);
57 text_options_t::add_options (this);
58 consumer_t::add_options (this);
60 GOptionEntry entries[] =
62 {G_OPTION_REMAINING, 0, G_OPTION_FLAG_IN_MAIN,
63 G_OPTION_ARG_CALLBACK, (gpointer) &collect_rest, nullptr, "[FONT-FILE] [TEXT]"},
66 add_main_group (entries, this);
67 option_parser_t::add_options ();
73 collect_rest (const char *name G_GNUC_UNUSED,
78 main_font_text_t *thiz = (main_font_text_t *) data;
82 thiz->font_file = g_strdup (arg);
86 if (!thiz->text && !thiz->text_file)
88 thiz->text = g_strdup (arg);
92 g_set_error (error, G_OPTION_ERROR, G_OPTION_ERROR_FAILED,
93 "Too many arguments on the command line");