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, see <http://www.gnu.org/licenses/>.
20 #ifndef PULSEVIEW_PV_SESSION_HPP
21 #define PULSEVIEW_PV_SESSION_HPP
29 #include <unordered_set>
33 // Windows: Avoid boost/thread namespace pollution (which includes windows.h).
43 #include "views/viewbase.hpp"
49 using std::recursive_mutex;
50 using std::shared_ptr;
52 using std::unordered_set;
94 class Session : public QObject
106 Session(DeviceManager &device_manager, QString name);
110 DeviceManager& device_manager();
112 const DeviceManager& device_manager() const;
114 shared_ptr<sigrok::Session> session() const;
116 shared_ptr<devices::Device> device() const;
118 QString name() const;
120 void set_name(QString name);
122 const list< shared_ptr<views::ViewBase> > views() const;
124 shared_ptr<views::ViewBase> main_view() const;
126 shared_ptr<pv::toolbars::MainBar> main_bar() const;
128 void set_main_bar(shared_ptr<pv::toolbars::MainBar> main_bar);
131 * Indicates whether the captured data was saved to disk already or not
133 bool data_saved() const;
135 void save_settings(QSettings &settings) const;
137 void restore_settings(QSettings &settings);
140 * Attempts to set device instance, may fall back to demo if needed
142 void select_device(shared_ptr<devices::Device> device);
145 * Sets device instance that will be used in the next capture session.
147 void set_device(shared_ptr<devices::Device> device);
149 void set_default_device();
151 void load_init_file(const string &file_name, const string &format);
153 void load_file(QString file_name,
154 shared_ptr<sigrok::InputFormat> format = nullptr,
155 const map<string, Glib::VariantBase> &options =
156 map<string, Glib::VariantBase>());
158 capture_state get_capture_state() const;
160 void start_capture(function<void (const QString)> error_handler);
164 double get_samplerate() const;
166 void register_view(shared_ptr<views::ViewBase> view);
168 void deregister_view(shared_ptr<views::ViewBase> view);
170 bool has_view(shared_ptr<views::ViewBase> view);
172 const unordered_set< shared_ptr<data::SignalBase> > signalbases() const;
175 bool add_decoder(srd_decoder *const dec);
177 void remove_decode_signal(shared_ptr<data::SignalBase> signalbase);
181 void set_capture_state(capture_state state);
183 void update_signals();
185 shared_ptr<data::SignalBase> signalbase_from_channel(
186 shared_ptr<sigrok::Channel> channel) const;
189 void sample_thread_proc(function<void (const QString)> error_handler);
191 void free_unused_memory();
193 void feed_in_header();
195 void feed_in_meta(shared_ptr<sigrok::Meta> meta);
197 void feed_in_trigger();
199 void feed_in_frame_begin();
201 void feed_in_logic(shared_ptr<sigrok::Logic> logic);
203 void feed_in_analog(shared_ptr<sigrok::Analog> analog);
205 void data_feed_in(shared_ptr<sigrok::Device> device,
206 shared_ptr<sigrok::Packet> packet);
209 DeviceManager &device_manager_;
210 shared_ptr<devices::Device> device_;
211 QString default_name_, name_;
213 list< shared_ptr<views::ViewBase> > views_;
214 shared_ptr<pv::views::ViewBase> main_view_;
216 shared_ptr<pv::toolbars::MainBar> main_bar_;
218 mutable mutex sampling_mutex_; //!< Protects access to capture_state_.
219 capture_state capture_state_;
221 unordered_set< shared_ptr<data::SignalBase> > signalbases_;
222 unordered_set< shared_ptr<data::SignalData> > all_signal_data_;
224 mutable recursive_mutex data_mutex_;
225 shared_ptr<data::Logic> logic_data_;
226 uint64_t cur_samplerate_;
227 shared_ptr<data::LogicSegment> cur_logic_segment_;
228 map< shared_ptr<sigrok::Channel>, shared_ptr<data::AnalogSegment> >
229 cur_analog_segments_;
231 std::thread sampling_thread_;
237 void capture_state_changed(int state);
238 void device_changed();
240 void signals_changed();
244 void trigger_event(util::Timestamp location);
248 void data_received();
252 void add_view(const QString &title, views::ViewType type,
256 void on_data_saved();
261 #endif // PULSEVIEW_PV_SESSION_HPP