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>
32 #include <pv/data/signalbase.hpp>
33 #include <pv/util.hpp>
36 #include <pv/data/decodesignal.hpp>
39 using std::shared_ptr;
40 using std::unordered_set;
58 class ViewBase : public QWidget
63 static const int MaxViewAutoUpdateRate;
66 explicit ViewBase(Session &session, bool is_main_view = false, QWidget *parent = nullptr);
69 * Resets the view to its default state after construction. It does however
70 * not reset the signal bases or any other connections with the session.
72 virtual void reset_view_state();
75 const Session& session() const;
77 virtual void clear_signals();
80 * Returns the signal bases contained in this view.
82 unordered_set< shared_ptr<data::SignalBase> > signalbases() const;
84 virtual void clear_signalbases();
86 virtual void add_signalbase(const shared_ptr<data::SignalBase> signalbase);
89 virtual void clear_decode_signals();
91 virtual void add_decode_signal(shared_ptr<data::DecodeSignal> signal);
93 virtual void remove_decode_signal(shared_ptr<data::DecodeSignal> signal);
96 virtual void save_settings(QSettings &settings) const;
98 virtual void restore_settings(QSettings &settings);
101 virtual void trigger_event(int segment_id, util::Timestamp location);
102 virtual void signals_changed();
103 virtual void capture_state_updated(int state);
104 virtual void on_new_segment(int new_segment_id);
105 virtual void on_segment_completed(int new_segment_id);
106 virtual void perform_delayed_view_update();
109 void on_samples_added(uint64_t segment_id, uint64_t start_sample,
110 uint64_t end_sample);
112 void on_data_updated();
117 const bool is_main_view_;
119 util::Timestamp ruler_shift_;
120 util::TimeUnit time_unit_;
122 unordered_set< shared_ptr<data::SignalBase> > signalbases_;
124 /// The ID of the currently displayed segment
125 uint32_t current_segment_;
127 QTimer delayed_view_updater_;
133 #endif // PULSEVIEW_PV_VIEWS_VIEWBASE_HPP