2 Copyright (C) 2017-2018 Carl Hetherington <cth@carlh.net>
4 This file is part of DCP-o-matic.
6 DCP-o-matic is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 DCP-o-matic is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
21 /** @file src/lib/active_captions.h
22 * @brief ActiveText class.
25 #include "dcpomatic_time.h"
26 #include "player_text.h"
27 #include <boost/noncopyable.hpp>
28 #include <boost/thread/mutex.hpp>
35 * @brief A class to maintain information on active subtitles for Player.
37 class ActiveText : public boost::noncopyable
40 std::list<PlayerText> get_burnt (dcpomatic::DCPTimePeriod period, bool always_burn_captions) const;
41 void clear_before (dcpomatic::DCPTime time);
43 void add_from (std::weak_ptr<const TextContent> content, PlayerText ps, dcpomatic::DCPTime from);
44 std::pair<PlayerText, dcpomatic::DCPTime> add_to (std::weak_ptr<const TextContent> content, dcpomatic::DCPTime to);
45 bool have (std::weak_ptr<const TextContent> content) const;
53 Period (PlayerText s, dcpomatic::DCPTime f)
59 dcpomatic::DCPTime from;
60 boost::optional<dcpomatic::DCPTime> to;
63 typedef std::map<std::weak_ptr<const TextContent>, std::list<Period>, std::owner_less<std::weak_ptr<const TextContent>>> Map;
65 mutable boost::mutex _mutex;