2 Copyright (C) 2017 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/>.
24 #include "content_part.h"
25 #include "dcp_content.h"
26 #include "dcpomatic_time_coalesce.h"
27 #include <boost/foreach.hpp>
32 using boost::shared_ptr;
33 using boost::dynamic_pointer_cast;
34 using boost::function;
36 Empty::Empty (shared_ptr<const Playlist> playlist, function<shared_ptr<ContentPart> (Content *)> part)
38 list<DCPTimePeriod> full;
39 BOOST_FOREACH (shared_ptr<Content> i, playlist->content()) {
41 full.push_back (DCPTimePeriod (i->position(), i->end()));
45 _periods = subtract (DCPTimePeriod(DCPTime(), playlist->length()), coalesce(full));
49 Empty::set_position (DCPTime position)
53 BOOST_FOREACH (DCPTimePeriod i, _periods) {
54 if (i.contains(_position)) {
59 BOOST_FOREACH (DCPTimePeriod i, _periods) {
60 if (i.from > _position) {
68 Empty::period_at_position () const
70 BOOST_FOREACH (DCPTimePeriod i, _periods) {
71 if (i.contains(_position)) {
72 return DCPTimePeriod (_position, i.to);
76 DCPOMATIC_ASSERT (false);
82 BOOST_FOREACH (DCPTimePeriod i, _periods) {
83 if (i.contains(_position)) {