]> sigrok.org Git - pulseview.git/blob - pv/views/viewbase.cpp
Rename decoder output view to binary decoder output view
[pulseview.git] / pv / views / viewbase.cpp
1 /*
2  * This file is part of the PulseView project.
3  *
4  * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
5  * Copyright (C) 2016 Soeren Apel <soeren@apelpie.net>
6  *
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.
11  *
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.
16  *
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/>.
19  */
20
21 #ifdef ENABLE_DECODE
22 #include <libsigrokdecode/libsigrokdecode.h>
23 #endif
24
25 #include <libsigrokcxx/libsigrokcxx.hpp>
26
27 #include "pv/session.hpp"
28 #include "pv/util.hpp"
29 #include "pv/data/segment.hpp"
30
31 using std::shared_ptr;
32
33 namespace pv {
34 namespace views {
35
36 const char* ViewTypeNames[ViewTypeCount] = {
37         "Trace View",
38 #ifdef ENABLE_DECODE
39         "Binary Decoder Output View"
40 #endif
41 };
42
43 const int ViewBase::MaxViewAutoUpdateRate = 25; // No more than 25 Hz
44
45 ViewBase::ViewBase(Session &session, bool is_main_view, QMainWindow *parent) :
46         // Note: Place defaults in ViewBase::reset_view_state(), not here
47         QWidget(parent),
48         session_(session),
49         is_main_view_(is_main_view)
50 {
51         (void)parent;
52
53         connect(&session_, SIGNAL(signals_changed()),
54                 this, SLOT(signals_changed()));
55         connect(&session_, SIGNAL(capture_state_changed(int)),
56                 this, SLOT(capture_state_updated(int)));
57         connect(&session_, SIGNAL(new_segment(int)),
58                 this, SLOT(on_new_segment(int)));
59
60         connect(&delayed_view_updater_, SIGNAL(timeout()),
61                 this, SLOT(perform_delayed_view_update()));
62         delayed_view_updater_.setSingleShot(true);
63         delayed_view_updater_.setInterval(1000 / MaxViewAutoUpdateRate);
64 }
65
66 bool ViewBase::is_main_view() const
67 {
68         return is_main_view_;
69 }
70
71 void ViewBase::reset_view_state()
72 {
73         current_segment_ = 0;
74 }
75
76 Session& ViewBase::session()
77 {
78         return session_;
79 }
80
81 const Session& ViewBase::session() const
82 {
83         return session_;
84 }
85
86 void ViewBase::clear_signals()
87 {
88         clear_signalbases();
89 }
90
91 vector< shared_ptr<data::SignalBase> > ViewBase::signalbases() const
92 {
93         return signalbases_;
94 }
95
96 void ViewBase::clear_signalbases()
97 {
98         for (const shared_ptr<data::SignalBase>& signalbase : signalbases_) {
99                 disconnect(signalbase.get(), SIGNAL(samples_cleared()),
100                         this, SLOT(on_data_updated()));
101                 disconnect(signalbase.get(), SIGNAL(samples_added(uint64_t, uint64_t, uint64_t)),
102                         this, SLOT(on_samples_added(uint64_t, uint64_t, uint64_t)));
103         }
104
105         signalbases_.clear();
106 }
107
108 void ViewBase::add_signalbase(const shared_ptr<data::SignalBase> signalbase)
109 {
110         signalbases_.push_back(signalbase);
111
112         connect(signalbase.get(), SIGNAL(samples_cleared()),
113                 this, SLOT(on_data_updated()));
114         connect(signalbase.get(), SIGNAL(samples_added(uint64_t, uint64_t, uint64_t)),
115                 this, SLOT(on_samples_added(uint64_t, uint64_t, uint64_t)));
116 }
117
118 #ifdef ENABLE_DECODE
119 void ViewBase::clear_decode_signals()
120 {
121         decode_signals_.clear();
122 }
123
124 void ViewBase::add_decode_signal(shared_ptr<data::DecodeSignal> signal)
125 {
126         decode_signals_.push_back(signal);
127 }
128
129 void ViewBase::remove_decode_signal(shared_ptr<data::DecodeSignal> signal)
130 {
131         decode_signals_.erase(std::remove_if(
132                 decode_signals_.begin(), decode_signals_.end(),
133                 [&](shared_ptr<data::DecodeSignal> s) { return s == signal; }),
134                 decode_signals_.end());
135 }
136 #endif
137
138 void ViewBase::save_settings(QSettings &settings) const
139 {
140         (void)settings;
141 }
142
143 void ViewBase::restore_settings(QSettings &settings)
144 {
145         (void)settings;
146 }
147
148 void ViewBase::trigger_event(int segment_id, util::Timestamp location)
149 {
150         (void)segment_id;
151         (void)location;
152 }
153
154 void ViewBase::signals_changed()
155 {
156 }
157
158 void ViewBase::on_new_segment(int new_segment_id)
159 {
160         (void)new_segment_id;
161 }
162
163 void ViewBase::on_segment_completed(int new_segment_id)
164 {
165         (void)new_segment_id;
166 }
167
168 void ViewBase::capture_state_updated(int state)
169 {
170         (void)state;
171 }
172
173 void ViewBase::perform_delayed_view_update()
174 {
175 }
176
177 void ViewBase::on_samples_added(uint64_t segment_id, uint64_t start_sample,
178         uint64_t end_sample)
179 {
180         (void)start_sample;
181         (void)end_sample;
182
183         if (segment_id != current_segment_)
184                 return;
185
186         if (!delayed_view_updater_.isActive())
187                 delayed_view_updater_.start();
188 }
189
190 void ViewBase::on_data_updated()
191 {
192         if (!delayed_view_updater_.isActive())
193                 delayed_view_updater_.start();
194 }
195
196 }  // namespace views
197 } // namespace pv