2 * This file is part of the PulseView project.
4 * Copyright (C) 2012-14 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, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 #ifndef PULSEVIEW_PV_SESSION_HPP
22 #define PULSEVIEW_PV_SESSION_HPP
30 #include <unordered_set>
34 // Windows: Avoid boost/thread namespace pollution (which includes windows.h).
38 #include <boost/thread/shared_mutex.hpp>
84 class Session : public QObject
96 Session(DeviceManager &device_manager, QString name);
100 DeviceManager& device_manager();
102 const DeviceManager& device_manager() const;
104 std::shared_ptr<sigrok::Session> session() const;
106 std::shared_ptr<devices::Device> device() const;
108 QString name() const;
110 void set_name(QString name);
112 std::shared_ptr<pv::view::View> main_view() const;
114 void set_main_bar(std::shared_ptr<pv::toolbars::MainBar> main_bar);
116 std::shared_ptr<pv::toolbars::MainBar> main_bar() const;
118 void save_settings(QSettings &settings) const;
120 void restore_settings(QSettings &settings);
123 * Sets device instance that will be used in the next capture session.
125 void set_device(std::shared_ptr<devices::Device> device);
127 void set_default_device();
129 capture_state get_capture_state() const;
131 void start_capture(std::function<void (const QString)> error_handler);
135 double get_samplerate() const;
137 void register_view(std::shared_ptr<pv::view::View> view);
139 void deregister_view(std::shared_ptr<pv::view::View> view);
141 bool has_view(std::shared_ptr<pv::view::View> view);
143 const std::unordered_set< std::shared_ptr<data::SignalBase> >
147 bool add_decoder(srd_decoder *const dec);
149 void remove_decode_signal(std::shared_ptr<data::SignalBase> signalbase);
153 void set_capture_state(capture_state state);
155 void update_signals();
157 std::shared_ptr<data::SignalBase> signalbase_from_channel(
158 std::shared_ptr<sigrok::Channel> channel) const;
161 void sample_thread_proc(std::function<void (const QString)> error_handler);
163 void feed_in_header();
165 void feed_in_meta(std::shared_ptr<sigrok::Meta> meta);
167 void feed_in_trigger();
169 void feed_in_frame_begin();
171 void feed_in_logic(std::shared_ptr<sigrok::Logic> logic);
173 void feed_in_analog(std::shared_ptr<sigrok::Analog> analog);
175 void data_feed_in(std::shared_ptr<sigrok::Device> device,
176 std::shared_ptr<sigrok::Packet> packet);
179 DeviceManager &device_manager_;
180 std::shared_ptr<devices::Device> device_;
181 QString default_name_, name_;
183 std::unordered_set< std::shared_ptr<pv::view::View> > views_;
184 std::shared_ptr<pv::view::View> main_view_;
186 std::shared_ptr<pv::toolbars::MainBar> main_bar_;
188 mutable std::mutex sampling_mutex_; //!< Protects access to capture_state_.
189 capture_state capture_state_;
191 std::unordered_set< std::shared_ptr<data::SignalBase> > signalbases_;
192 std::unordered_set< std::shared_ptr<data::SignalData> > all_signal_data_;
194 mutable std::recursive_mutex data_mutex_;
195 std::shared_ptr<data::Logic> logic_data_;
196 uint64_t cur_samplerate_;
197 std::shared_ptr<data::LogicSegment> cur_logic_segment_;
198 std::map< std::shared_ptr<sigrok::Channel>, std::shared_ptr<data::AnalogSegment> >
199 cur_analog_segments_;
201 std::thread sampling_thread_;
206 void capture_state_changed(int state);
207 void device_changed();
209 void signals_changed();
213 void trigger_event(util::Timestamp location);
217 void data_received();
224 #endif // PULSEVIEW_PV_SESSION_HPP