Use nullptr in a few places.
[pulseview.git] / pv / data / logic.hpp
1 /*
2  * This file is part of the PulseView project.
3  *
4  * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
5  *
6  * This program 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.
10  *
11  * This program 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.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, see <http://www.gnu.org/licenses/>.
18  */
19
20 #ifndef PULSEVIEW_PV_DATA_LOGIC_HPP
21 #define PULSEVIEW_PV_DATA_LOGIC_HPP
22
23 #include "signaldata.hpp"
24
25 #include <deque>
26
27 #include <QObject>
28
29 namespace pv {
30 namespace data {
31
32 class LogicSegment;
33
34 class Logic : public QObject, public SignalData
35 {
36         Q_OBJECT
37
38 public:
39         Logic(unsigned int num_channels);
40
41         unsigned int num_channels() const;
42
43         void push_segment(
44                 std::shared_ptr<LogicSegment> &segment);
45
46         const std::deque< std::shared_ptr<LogicSegment> >&
47                 logic_segments() const;
48
49         std::vector< std::shared_ptr<Segment> > segments() const;
50
51         void clear();
52
53         uint64_t max_sample_count() const;
54
55         void notify_samples_added(QObject* segment, uint64_t start_sample,
56                 uint64_t end_sample);
57
58 Q_SIGNALS:
59         void samples_cleared();
60
61         void samples_added(QObject* segment, uint64_t start_sample,
62                 uint64_t end_sample);
63
64 private:
65         const unsigned int num_channels_;
66         std::deque< std::shared_ptr<LogicSegment> > segments_;
67 };
68
69 } // namespace data
70 } // namespace pv
71
72 #endif // PULSEVIEW_PV_DATA_LOGIC_HPP