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>
37 #include "views/viewbase.hpp"
43 using std::recursive_mutex;
44 using std::shared_ptr;
46 using std::unordered_set;
92 class Session : public QObject
104 Session(DeviceManager &device_manager, QString name);
108 DeviceManager& device_manager();
110 const DeviceManager& device_manager() const;
112 shared_ptr<sigrok::Session> session() const;
114 shared_ptr<devices::Device> device() const;
116 QString name() const;
118 void set_name(QString name);
120 const list< shared_ptr<views::ViewBase> > views() const;
122 shared_ptr<views::ViewBase> main_view() const;
124 shared_ptr<pv::toolbars::MainBar> main_bar() const;
126 void set_main_bar(shared_ptr<pv::toolbars::MainBar> main_bar);
129 * Indicates whether the captured data was saved to disk already or not
131 bool data_saved() const;
133 void save_settings(QSettings &settings) const;
135 void restore_settings(QSettings &settings);
138 * Attempts to set device instance, may fall back to demo if needed
140 void select_device(shared_ptr<devices::Device> device);
143 * Sets device instance that will be used in the next capture session.
145 void set_device(shared_ptr<devices::Device> device);
147 void set_default_device();
149 void load_init_file(const string &file_name, const string &format);
151 void load_file(QString file_name,
152 shared_ptr<sigrok::InputFormat> format = nullptr,
153 const map<string, Glib::VariantBase> &options =
154 map<string, Glib::VariantBase>());
156 capture_state get_capture_state() const;
158 void start_capture(function<void (const QString)> error_handler);
162 double get_samplerate() const;
164 void register_view(shared_ptr<views::ViewBase> view);
166 void deregister_view(shared_ptr<views::ViewBase> view);
168 bool has_view(shared_ptr<views::ViewBase> view);
170 const unordered_set< shared_ptr<data::SignalBase> > signalbases() const;
173 shared_ptr<data::DecodeSignal> add_decode_signal();
175 void remove_decode_signal(shared_ptr<data::DecodeSignal> signal);
179 void set_capture_state(capture_state state);
181 void update_signals();
183 shared_ptr<data::SignalBase> signalbase_from_channel(
184 shared_ptr<sigrok::Channel> channel) const;
186 static map<string, Glib::VariantBase> input_format_options(
187 vector<string> user_spec,
188 map<string, shared_ptr<Option>> fmt_opts);
191 void sample_thread_proc(function<void (const QString)> error_handler);
193 void free_unused_memory();
195 void feed_in_header();
197 void feed_in_meta(shared_ptr<sigrok::Meta> meta);
199 void feed_in_trigger();
201 void feed_in_frame_begin();
203 void feed_in_logic(shared_ptr<sigrok::Logic> logic);
205 void feed_in_analog(shared_ptr<sigrok::Analog> analog);
207 void data_feed_in(shared_ptr<sigrok::Device> device,
208 shared_ptr<sigrok::Packet> packet);
211 DeviceManager &device_manager_;
212 shared_ptr<devices::Device> device_;
213 QString default_name_, name_;
215 list< shared_ptr<views::ViewBase> > views_;
216 shared_ptr<pv::views::ViewBase> main_view_;
218 shared_ptr<pv::toolbars::MainBar> main_bar_;
220 mutable mutex sampling_mutex_; //!< Protects access to capture_state_.
221 capture_state capture_state_;
223 unordered_set< shared_ptr<data::SignalBase> > signalbases_;
224 unordered_set< shared_ptr<data::SignalData> > all_signal_data_;
226 mutable recursive_mutex data_mutex_;
227 shared_ptr<data::Logic> logic_data_;
228 uint64_t cur_samplerate_;
229 shared_ptr<data::LogicSegment> cur_logic_segment_;
230 map< shared_ptr<sigrok::Channel>, shared_ptr<data::AnalogSegment> >
231 cur_analog_segments_;
233 std::thread sampling_thread_;
239 void capture_state_changed(int state);
240 void device_changed();
242 void signals_changed();
246 void trigger_event(util::Timestamp location);
250 void data_received();
254 void add_view(const QString &title, views::ViewType type,
258 void on_data_saved();
263 #endif // PULSEVIEW_PV_SESSION_HPP