Provide notifiers for when signal data changes
[pulseview.git] / pv / data / logic.hpp
blobe7f7a055da3db150f12f8365edf16af3b7aec59c
1 /*
2 * This file is part of the PulseView project.
4 * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
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.
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.
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/>.
20 #ifndef PULSEVIEW_PV_DATA_LOGIC_HPP
21 #define PULSEVIEW_PV_DATA_LOGIC_HPP
23 #include "signaldata.hpp"
25 #include <deque>
27 #include <QObject>
29 namespace pv {
30 namespace data {
32 class LogicSegment;
34 class Logic : public QObject, public SignalData
36 Q_OBJECT
38 public:
39 Logic(unsigned int num_channels);
41 unsigned int num_channels() const;
43 void push_segment(
44 std::shared_ptr<LogicSegment> &segment);
46 const std::deque< std::shared_ptr<LogicSegment> >&
47 logic_segments() const;
49 std::vector< std::shared_ptr<Segment> > segments() const;
51 void clear();
53 uint64_t max_sample_count() const;
55 void notify_samples_added(QObject* segment, uint64_t start_sample,
56 uint64_t end_sample);
58 Q_SIGNALS:
59 void samples_cleared();
61 void samples_added(QObject* segment, uint64_t start_sample,
62 uint64_t end_sample);
64 private:
65 const unsigned int num_channels_;
66 std::deque< std::shared_ptr<LogicSegment> > segments_;
69 } // namespace data
70 } // namespace pv
72 #endif // PULSEVIEW_PV_DATA_LOGIC_HPP