DecodeSignal: Support unitsize > 1 for logic output
[pulseview.git] / pv / views / viewbase.cpp
blobff3a4fdbbb3e30be432667338dba559f0806e0bd
1 /*
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 #ifdef ENABLE_DECODE
22 #include <libsigrokdecode/libsigrokdecode.h>
23 #endif
25 #include <libsigrokcxx/libsigrokcxx.hpp>
27 #include "pv/session.hpp"
28 #include "pv/util.hpp"
29 #include "pv/data/segment.hpp"
31 using std::shared_ptr;
33 namespace pv {
34 namespace views {
36 const char* ViewTypeNames[ViewTypeCount] = {
37 "Trace View",
38 #ifdef ENABLE_DECODE
39 "Binary Decoder Output View",
40 "Tabular Decoder Output View"
41 #endif
44 const int ViewBase::MaxViewAutoUpdateRate = 25; // No more than 25 Hz
46 ViewBase::ViewBase(Session &session, bool is_main_view, QMainWindow *parent) :
47 // Note: Place defaults in ViewBase::reset_view_state(), not here
48 QWidget(parent),
49 session_(session),
50 is_main_view_(is_main_view)
52 (void)parent;
54 connect(&session_, SIGNAL(signals_changed()),
55 this, SLOT(signals_changed()));
56 connect(&session_, SIGNAL(capture_state_changed(int)),
57 this, SLOT(capture_state_updated(int)));
58 connect(&session_, SIGNAL(new_segment(int)),
59 this, SLOT(on_new_segment(int)));
61 connect(&delayed_view_updater_, SIGNAL(timeout()),
62 this, SLOT(perform_delayed_view_update()));
63 delayed_view_updater_.setSingleShot(true);
64 delayed_view_updater_.setInterval(1000 / MaxViewAutoUpdateRate);
67 bool ViewBase::is_main_view() const
69 return is_main_view_;
72 void ViewBase::reset_view_state()
74 current_segment_ = 0;
77 Session& ViewBase::session()
79 return session_;
82 const Session& ViewBase::session() const
84 return session_;
87 vector< shared_ptr<data::SignalBase> > ViewBase::signalbases() const
89 return signalbases_;
92 void ViewBase::clear_signalbases()
94 for (const shared_ptr<data::SignalBase>& signalbase : signalbases_) {
95 disconnect(signalbase.get(), SIGNAL(samples_cleared()),
96 this, SLOT(on_data_updated()));
97 disconnect(signalbase.get(), SIGNAL(samples_added(uint64_t, uint64_t, uint64_t)),
98 this, SLOT(on_samples_added(uint64_t, uint64_t, uint64_t)));
101 signalbases_.clear();
104 void ViewBase::add_signalbase(const shared_ptr<data::SignalBase> signalbase)
106 signalbases_.push_back(signalbase);
108 connect(signalbase.get(), SIGNAL(samples_cleared()),
109 this, SLOT(on_data_updated()));
110 connect(signalbase.get(), SIGNAL(samples_added(uint64_t, uint64_t, uint64_t)),
111 this, SLOT(on_samples_added(uint64_t, uint64_t, uint64_t)));
114 void ViewBase::remove_signalbase(const shared_ptr<data::SignalBase> signalbase)
116 disconnect(signalbase.get(), SIGNAL(samples_cleared()),
117 this, SLOT(on_data_updated()));
118 disconnect(signalbase.get(), SIGNAL(samples_added(uint64_t, uint64_t, uint64_t)),
119 this, SLOT(on_samples_added(uint64_t, uint64_t, uint64_t)));
121 signalbases_.erase(std::remove_if(signalbases_.begin(), signalbases_.end(),
122 [&](shared_ptr<data::SignalBase> s) { return s == signalbase; }),
123 signalbases_.end());
126 #ifdef ENABLE_DECODE
127 void ViewBase::clear_decode_signals()
129 decode_signals_.clear();
132 void ViewBase::add_decode_signal(shared_ptr<data::DecodeSignal> signal)
134 decode_signals_.push_back(signal);
137 void ViewBase::remove_decode_signal(shared_ptr<data::DecodeSignal> signal)
139 decode_signals_.erase(std::remove_if(
140 decode_signals_.begin(), decode_signals_.end(),
141 [&](shared_ptr<data::DecodeSignal> s) { return s == signal; }),
142 decode_signals_.end());
144 #endif
146 void ViewBase::save_settings(QSettings &settings) const
148 (void)settings;
151 void ViewBase::restore_settings(QSettings &settings)
153 (void)settings;
156 void ViewBase::focus_on_range(uint64_t start_sample, uint64_t end_sample)
158 (void)start_sample;
159 (void)end_sample;
162 void ViewBase::trigger_event(int segment_id, util::Timestamp location)
164 (void)segment_id;
165 (void)location;
168 void ViewBase::signals_changed()
172 void ViewBase::on_new_segment(int new_segment_id)
174 (void)new_segment_id;
177 void ViewBase::on_segment_completed(int new_segment_id)
179 (void)new_segment_id;
182 void ViewBase::capture_state_updated(int state)
184 (void)state;
187 void ViewBase::perform_delayed_view_update()
191 void ViewBase::on_samples_added(uint64_t segment_id, uint64_t start_sample,
192 uint64_t end_sample)
194 (void)start_sample;
195 (void)end_sample;
197 if (segment_id != current_segment_)
198 return;
200 if (!delayed_view_updater_.isActive())
201 delayed_view_updater_.start();
204 void ViewBase::on_data_updated()
206 if (!delayed_view_updater_.isActive())
207 delayed_view_updater_.start();
210 } // namespace views
211 } // namespace pv