comparison mupdf-source/thirdparty/harfbuzz/util/main-font-text.hh @ 2:b50eed0cc0ef upstream

ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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1:1d09e1dec1d9 2:b50eed0cc0ef
1 /*
2 * Copyright © 2011,2012 Google, 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 * Google Author(s): Behdad Esfahbod
25 */
26
27 #ifndef HB_MAIN_FONT_TEXT_HH
28 #define HB_MAIN_FONT_TEXT_HH
29
30 #include "options.hh"
31
32 /* main() body for utilities taking font and processing text.*/
33
34 template <typename consumer_t,
35 typename font_options_type,
36 typename text_options_type>
37 struct main_font_text_t :
38 option_parser_t,
39 font_options_type,
40 text_options_type,
41 consumer_t
42 {
43 int operator () (int argc, char **argv)
44 {
45 add_options ();
46 parse (&argc, &argv);
47
48 this->init (this);
49
50 while (this->consume_line (*this))
51 ;
52
53 this->finish (this);
54
55 return this->failed ? 1 : 0;
56 }
57
58 protected:
59
60 void add_options ()
61 {
62 font_options_type::add_options (this);
63 text_options_type::add_options (this);
64 consumer_t::add_options (this);
65
66 GOptionEntry entries[] =
67 {
68 {G_OPTION_REMAINING, 0, G_OPTION_FLAG_IN_MAIN,
69 G_OPTION_ARG_CALLBACK, (gpointer) &collect_rest, nullptr, "[FONT-FILE] [TEXT]"},
70 {nullptr}
71 };
72 add_main_group (entries, this);
73 option_parser_t::add_options ();
74 }
75
76 private:
77
78 static gboolean
79 collect_rest (const char *name G_GNUC_UNUSED,
80 const char *arg,
81 gpointer data,
82 GError **error)
83 {
84 main_font_text_t *thiz = (main_font_text_t *) data;
85
86 if (!thiz->font_file)
87 {
88 thiz->font_file = g_strdup (arg);
89 return true;
90 }
91
92 if (!thiz->text && !thiz->text_file)
93 {
94 thiz->text = g_strdup (arg);
95 return true;
96 }
97
98 g_set_error (error, G_OPTION_ERROR, G_OPTION_ERROR_FAILED,
99 "Too many arguments on the command line");
100 return false;
101 }
102 };
103
104 #endif