2 Copyright (C) 2014 Carl Hetherington <cth@carlh.net>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #include "stl_text_reader.h"
21 #include "compose.hpp"
22 #include <boost/algorithm/string.hpp>
23 #include <boost/lexical_cast.hpp>
32 using boost::algorithm::trim;
33 using boost::algorithm::starts_with;
34 using boost::is_any_of;
35 using boost::optional;
36 using boost::lexical_cast;
39 STLTextReader::STLTextReader (istream& in)
41 _subtitle.vertical_position.line = 0;
42 /* XXX: no idea what this should be */
43 _subtitle.vertical_position.lines = 32;
44 _subtitle.vertical_position.reference = TOP_OF_SCREEN;
55 if (starts_with (line, "//")) {
59 if (line.size() > 0 && line[0] == '$') {
62 split (bits, line, is_any_of ("="));
63 if (bits.size() == 2) {
64 string name = bits[0];
66 string value = bits[1];
71 warn (String::compose ("Unrecognised line %1", line));
76 divider[0] = line.find_first_of (",");
77 if (divider[0] != string::npos) {
78 divider[1] = line.find_first_of (",", divider[0] + 1);
81 if (divider[0] == string::npos || divider[1] == string::npos || divider[0] <= 1 || divider[1] >= line.length() - 1) {
82 warn (String::compose ("Unrecognised line %1", line));
86 string from_string = line.substr (0, divider[0] - 1);
88 string to_string = line.substr (divider[0] + 1, divider[1] - divider[0] - 1);
91 optional<Time> from = time (from_string);
92 optional<Time> to = time (to_string);
95 warn (String::compose ("Unrecognised line %1", line));
99 _subtitle.from = from.get ();
100 _subtitle.to = to.get ();
103 string text = line.substr (divider[1] + 1);
104 for (size_t i = 0; i < text.length(); ++i) {
105 if (text[i] == '|') {
107 _subtitle.vertical_position.line = _subtitle.vertical_position.line.get() + 1;
108 } else if (text[i] == '^') {
110 if ((i + 1) < text.length()) {
111 switch (text[i + 1]) {
113 _subtitle.bold = !_subtitle.bold;
116 _subtitle.italic = !_subtitle.italic;
119 _subtitle.underline = !_subtitle.underline;
125 _subtitle.text += text[i];
135 STLTextReader::time (string t) const
138 split (b, t, is_any_of (":"));
140 warn (String::compose ("Unrecognised time %1", t));
141 return optional<Time> ();
144 return sub::Time::from_hmsf (lexical_cast<int> (b[0]), lexical_cast<int> (b[1]), lexical_cast<int> (b[2]), lexical_cast<int> (b[3]));
148 STLTextReader::set (string name, string value)
150 if (name == "$FontName") {
151 _subtitle.font = value;
152 } else if (name == "$Bold") {
153 _subtitle.bold = value == "True";
154 } else if (name == "$Italic") {
155 _subtitle.italic = value == "True";
156 } else if (name == "$Underlined") {
157 _subtitle.underline = value == "True";
158 } else if (name == "$FontSize") {
159 _subtitle.font_size.set_points (lexical_cast<int> (value));
164 STLTextReader::maybe_push ()
166 if (!_subtitle.text.empty ()) {
167 _subs.push_back (_subtitle);
168 _subtitle.text.clear ();
169 _subtitle.vertical_position.line = 0;