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 #ifndef LIBSUB_COLLECT_H
21 #define LIBSUB_COLLECT_H
24 #include "raw_subtitle.h"
29 /** Collect sub::RawSubtitle objects into sub::Subtitles.
30 * This method is templated so that any container type can be used for the result.
34 collect (std::vector<RawSubtitle> raw)
36 std::stable_sort (raw.begin(), raw.end());
40 boost::optional<Subtitle> current;
41 for (auto const& i: raw) {
42 if (current && current->same_metadata(i)) {
43 /* This RawSubtitle can be added to current... */
44 if (!current->lines.empty() && current->lines.back().same_metadata(i)) {
45 /* ... and indeed to its last line */
46 current->lines.back().blocks.push_back(Block(i));
48 /* ... as a new line */
49 current->lines.push_back(Line(i));
52 /* We must start a new Subtitle */
54 out.push_back (current.get ());
56 current = Subtitle (i);
61 out.push_back (current.get ());