2 * This file is part of the PulseView project.
4 * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
5 * Copyright (C) 2016 Soeren Apel <soeren@apelpie.net>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, see <http://www.gnu.org/licenses/>.
21 #ifndef PULSEVIEW_PV_VIEWS_VIEWBASE_HPP
22 #define PULSEVIEW_PV_VIEWS_VIEWBASE_HPP
26 #include <unordered_set>
29 #include <QMainWindow>
33 #include <pv/data/signalbase.hpp>
34 #include <pv/util.hpp>
37 #include <pv/data/decodesignal.hpp>
40 using std::shared_ptr;
41 using std::unordered_set;
54 // When adding an entry here, don't forget to update ViewTypeNames as well
58 ViewTypeDecoderOutput,
60 ViewTypeCount // Indicates how many view types there are, must always be last
63 extern const char* ViewTypeNames[ViewTypeCount];
65 class ViewBase : public QWidget
70 static const int MaxViewAutoUpdateRate;
73 explicit ViewBase(Session &session, bool is_main_view = false, QMainWindow *parent = nullptr);
75 virtual ViewType get_type() const = 0;
76 bool is_main_view() const;
79 * Resets the view to its default state after construction. It does however
80 * not reset the signal bases or any other connections with the session.
82 virtual void reset_view_state();
85 const Session& session() const;
87 virtual void clear_signals();
90 * Returns the signal bases contained in this view.
92 unordered_set< shared_ptr<data::SignalBase> > signalbases() const;
94 virtual void clear_signalbases();
96 virtual void add_signalbase(const shared_ptr<data::SignalBase> signalbase);
99 virtual void clear_decode_signals();
101 virtual void add_decode_signal(shared_ptr<data::DecodeSignal> signal);
103 virtual void remove_decode_signal(shared_ptr<data::DecodeSignal> signal);
106 virtual void save_settings(QSettings &settings) const;
108 virtual void restore_settings(QSettings &settings);
111 virtual void trigger_event(int segment_id, util::Timestamp location);
112 virtual void signals_changed();
113 virtual void capture_state_updated(int state);
114 virtual void on_new_segment(int new_segment_id);
115 virtual void on_segment_completed(int new_segment_id);
116 virtual void perform_delayed_view_update();
119 void on_samples_added(uint64_t segment_id, uint64_t start_sample,
120 uint64_t end_sample);
122 void on_data_updated();
127 const bool is_main_view_;
129 util::TimeUnit time_unit_;
131 unordered_set< shared_ptr<data::SignalBase> > signalbases_;
133 unordered_set< shared_ptr<data::DecodeSignal> > decode_signals_;
136 /// The ID of the currently displayed segment
137 uint32_t current_segment_;
139 QTimer delayed_view_updater_;
145 #endif // PULSEVIEW_PV_VIEWS_VIEWBASE_HPP