Trace View: Allow context menu to show basic options in empty area
[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 #include "segment.hpp"
25
26 #include <deque>
27
28 #include <QObject>
29
30 using std::deque;
31 using std::shared_ptr;
32 using std::vector;
33
34 namespace pv {
35 namespace data {
36
37 class LogicSegment;
38
39 class Logic : public SignalData
40 {
41         Q_OBJECT
42
43 public:
44         Logic(unsigned int num_channels);
45
46         unsigned int num_channels() const;
47
48         void push_segment(shared_ptr<LogicSegment> &segment);
49
50         const deque< shared_ptr<LogicSegment> >& logic_segments() const;
51         deque< shared_ptr<LogicSegment> >& logic_segments();
52
53         vector< shared_ptr<Segment> > segments() const;
54
55         uint32_t get_segment_count() const;
56
57         void clear();
58
59         void set_samplerate(double value);
60
61         double get_samplerate() const;
62
63         uint64_t max_sample_count() const;
64
65         void notify_samples_added(shared_ptr<Segment> segment, uint64_t start_sample,
66                 uint64_t end_sample);
67
68 Q_SIGNALS:
69         void samples_cleared();
70
71         void samples_added(SharedPtrToSegment segment, uint64_t start_sample,
72                 uint64_t end_sample);
73
74 private Q_SLOTS:
75         void on_segment_completed();
76
77 private:
78         double samplerate_;
79         const unsigned int num_channels_;
80         deque< shared_ptr<LogicSegment> > segments_;
81 };
82
83 } // namespace data
84 } // namespace pv
85
86 #endif // PULSEVIEW_PV_DATA_LOGIC_HPP