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1 | /* | |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk> | |
5 | * | |
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. | |
10 | * | |
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. | |
15 | * | |
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/>. | |
18 | */ | |
19 | ||
20 | #include <map> | |
21 | ||
22 | #include <QApplication> | |
23 | #include <QCheckBox> | |
24 | #include <QFontMetrics> | |
25 | #include <QFormLayout> | |
26 | #include <QGridLayout> | |
27 | #include <QHBoxLayout> | |
28 | #include <QLabel> | |
29 | ||
30 | #include "channels.hpp" | |
31 | ||
32 | #include <pv/session.hpp> | |
33 | #include <pv/binding/device.hpp> | |
34 | #include <pv/data/logic.hpp> | |
35 | #include <pv/data/logicsegment.hpp> | |
36 | #include <pv/data/signalbase.hpp> | |
37 | #include <pv/devices/device.hpp> | |
38 | ||
39 | using std::make_shared; | |
40 | using std::map; | |
41 | using std::out_of_range; | |
42 | using std::shared_ptr; | |
43 | using std::unordered_set; | |
44 | using std::vector; | |
45 | ||
46 | using pv::data::SignalBase; | |
47 | using pv::data::Logic; | |
48 | using pv::data::LogicSegment; | |
49 | ||
50 | using sigrok::Channel; | |
51 | using sigrok::ChannelGroup; | |
52 | using sigrok::Device; | |
53 | ||
54 | namespace pv { | |
55 | namespace popups { | |
56 | ||
57 | Channels::Channels(Session &session, QWidget *parent) : | |
58 | Popup(parent), | |
59 | session_(session), | |
60 | updating_channels_(false), | |
61 | enable_all_channels_(tr("All"), this), | |
62 | disable_all_channels_(tr("All"), this), | |
63 | enable_all_logic_channels_(tr("Logic"), this), | |
64 | disable_all_logic_channels_(tr("Logic"), this), | |
65 | enable_all_analog_channels_(tr("Analog"), this), | |
66 | disable_all_analog_channels_(tr("Analog"), this), | |
67 | enable_all_named_channels_(tr("Named"), this), | |
68 | disable_all_unnamed_channels_(tr("Unnamed"), this), | |
69 | enable_all_changing_channels_(tr("Changing"), this), | |
70 | disable_all_non_changing_channels_(tr("Non-changing"), this), | |
71 | check_box_mapper_(this) | |
72 | { | |
73 | // Create the layout | |
74 | setLayout(&layout_); | |
75 | ||
76 | const shared_ptr<sigrok::Device> device = session_.device()->device(); | |
77 | assert(device); | |
78 | ||
79 | // Collect a set of signals | |
80 | map<shared_ptr<Channel>, shared_ptr<SignalBase> > signal_map; | |
81 | ||
82 | unordered_set< shared_ptr<SignalBase> > sigs; | |
83 | for (const shared_ptr<data::SignalBase>& b : session_.signalbases()) | |
84 | sigs.insert(b); | |
85 | ||
86 | for (const shared_ptr<SignalBase> &sig : sigs) | |
87 | signal_map[sig->channel()] = sig; | |
88 | ||
89 | // Populate channel groups | |
90 | for (auto& entry : device->channel_groups()) { | |
91 | const shared_ptr<ChannelGroup> group = entry.second; | |
92 | // Make a set of signals and remove these signals from the signal map | |
93 | vector< shared_ptr<SignalBase> > group_sigs; | |
94 | for (auto& channel : group->channels()) { | |
95 | const auto iter = signal_map.find(channel); | |
96 | ||
97 | if (iter == signal_map.end()) | |
98 | break; | |
99 | ||
100 | group_sigs.push_back((*iter).second); | |
101 | signal_map.erase(iter); | |
102 | } | |
103 | ||
104 | populate_group(group, group_sigs); | |
105 | } | |
106 | ||
107 | // Make a vector of the remaining channels | |
108 | vector< shared_ptr<SignalBase> > global_analog_sigs, global_logic_sigs; | |
109 | for (auto& channel : device->channels()) { | |
110 | const map<shared_ptr<Channel>, shared_ptr<SignalBase> >:: | |
111 | const_iterator iter = signal_map.find(channel); | |
112 | ||
113 | if (iter != signal_map.end()) { | |
114 | const shared_ptr<SignalBase> signal = (*iter).second; | |
115 | if (signal->type() == SignalBase::AnalogChannel) | |
116 | global_analog_sigs.push_back(signal); | |
117 | else | |
118 | global_logic_sigs.push_back(signal); | |
119 | } | |
120 | } | |
121 | ||
122 | // Create the groups for the ungrouped channels | |
123 | populate_group(nullptr, global_logic_sigs); | |
124 | populate_group(nullptr, global_analog_sigs); | |
125 | ||
126 | // Create the enable/disable all buttons | |
127 | connect(&enable_all_channels_, SIGNAL(clicked()), this, SLOT(enable_all_channels())); | |
128 | connect(&disable_all_channels_, SIGNAL(clicked()), this, SLOT(disable_all_channels())); | |
129 | connect(&enable_all_logic_channels_, SIGNAL(clicked()), this, SLOT(enable_all_logic_channels())); | |
130 | connect(&disable_all_logic_channels_, SIGNAL(clicked()), this, SLOT(disable_all_logic_channels())); | |
131 | connect(&enable_all_analog_channels_, SIGNAL(clicked()), this, SLOT(enable_all_analog_channels())); | |
132 | connect(&disable_all_analog_channels_, SIGNAL(clicked()), this, SLOT(disable_all_analog_channels())); | |
133 | connect(&enable_all_named_channels_, SIGNAL(clicked()), this, SLOT(enable_all_named_channels())); | |
134 | connect(&disable_all_unnamed_channels_, SIGNAL(clicked()), this, SLOT(disable_all_unnamed_channels())); | |
135 | connect(&enable_all_changing_channels_, SIGNAL(clicked()), | |
136 | this, SLOT(enable_all_changing_channels())); | |
137 | connect(&disable_all_non_changing_channels_, SIGNAL(clicked()), | |
138 | this, SLOT(disable_all_non_changing_channels())); | |
139 | ||
140 | QLabel *label1 = new QLabel(tr("Disable: ")); | |
141 | filter_buttons_bar_.addWidget(label1, 0, 0); | |
142 | filter_buttons_bar_.addWidget(&disable_all_channels_, 0, 1); | |
143 | filter_buttons_bar_.addWidget(&disable_all_logic_channels_, 0, 2); | |
144 | filter_buttons_bar_.addWidget(&disable_all_analog_channels_, 0, 3); | |
145 | filter_buttons_bar_.addWidget(&disable_all_unnamed_channels_, 0, 4); | |
146 | filter_buttons_bar_.addWidget(&disable_all_non_changing_channels_, 0, 5); | |
147 | ||
148 | QLabel *label2 = new QLabel(tr("Enable: ")); | |
149 | filter_buttons_bar_.addWidget(label2, 1, 0); | |
150 | filter_buttons_bar_.addWidget(&enable_all_channels_, 1, 1); | |
151 | filter_buttons_bar_.addWidget(&enable_all_logic_channels_, 1, 2); | |
152 | filter_buttons_bar_.addWidget(&enable_all_analog_channels_, 1, 3); | |
153 | filter_buttons_bar_.addWidget(&enable_all_named_channels_, 1, 4); | |
154 | filter_buttons_bar_.addWidget(&enable_all_changing_channels_, 1, 5); | |
155 | ||
156 | layout_.addItem(new QSpacerItem(0, 15, QSizePolicy::Expanding, QSizePolicy::Expanding)); | |
157 | layout_.addRow(&filter_buttons_bar_); | |
158 | ||
159 | // Connect the check-box signal mapper | |
160 | connect(&check_box_mapper_, SIGNAL(mapped(QWidget*)), | |
161 | this, SLOT(on_channel_checked(QWidget*))); | |
162 | } | |
163 | ||
164 | void Channels::set_all_channels(bool set) | |
165 | { | |
166 | updating_channels_ = true; | |
167 | ||
168 | for (auto& entry : check_box_signal_map_) { | |
169 | QCheckBox *cb = entry.first; | |
170 | const shared_ptr<SignalBase> sig = entry.second; | |
171 | assert(sig); | |
172 | ||
173 | sig->set_enabled(set); | |
174 | cb->setChecked(set); | |
175 | } | |
176 | ||
177 | updating_channels_ = false; | |
178 | } | |
179 | ||
180 | void Channels::enable_channels_conditionally( | |
181 | function<bool (const shared_ptr<data::SignalBase>)> cond_func) | |
182 | { | |
183 | updating_channels_ = true; | |
184 | ||
185 | for (auto& entry : check_box_signal_map_) { | |
186 | QCheckBox *cb = entry.first; | |
187 | const shared_ptr<SignalBase> sig = entry.second; | |
188 | assert(sig); | |
189 | ||
190 | if (cond_func(sig)) { | |
191 | sig->set_enabled(true); | |
192 | cb->setChecked(true); | |
193 | } | |
194 | } | |
195 | ||
196 | updating_channels_ = false; | |
197 | } | |
198 | ||
199 | void Channels::disable_channels_conditionally( | |
200 | function<bool (const shared_ptr<data::SignalBase>)> cond_func) | |
201 | { | |
202 | updating_channels_ = true; | |
203 | ||
204 | for (auto& entry : check_box_signal_map_) { | |
205 | QCheckBox *cb = entry.first; | |
206 | const shared_ptr<SignalBase> sig = entry.second; | |
207 | assert(sig); | |
208 | ||
209 | if (cond_func(sig)) { | |
210 | sig->set_enabled(false); | |
211 | cb->setChecked(false); | |
212 | } | |
213 | } | |
214 | ||
215 | updating_channels_ = false; | |
216 | } | |
217 | ||
218 | void Channels::populate_group(shared_ptr<ChannelGroup> group, | |
219 | const vector< shared_ptr<SignalBase> > sigs) | |
220 | { | |
221 | using pv::binding::Device; | |
222 | ||
223 | // Only bind options if this is a group. We don't do it for general | |
224 | // options, because these properties are shown in the device config | |
225 | // popup. | |
226 | shared_ptr<Device> binding; | |
227 | if (group) | |
228 | binding = make_shared<Device>(group); | |
229 | ||
230 | // Create a title if the group is going to have any content | |
231 | if ((!sigs.empty() || (binding && !binding->properties().empty())) && group) | |
232 | { | |
233 | QLabel *label = new QLabel( | |
234 | QString("<h3>%1</h3>").arg(group->name().c_str())); | |
235 | layout_.addRow(label); | |
236 | group_label_map_[group] = label; | |
237 | } | |
238 | ||
239 | // Create the channel group grid | |
240 | QGridLayout *const channel_grid = create_channel_group_grid(sigs); | |
241 | layout_.addRow(channel_grid); | |
242 | ||
243 | // Create the channel group options | |
244 | if (binding) { | |
245 | binding->add_properties_to_form(&layout_, true); | |
246 | group_bindings_.push_back(binding); | |
247 | } | |
248 | } | |
249 | ||
250 | QGridLayout* Channels::create_channel_group_grid( | |
251 | const vector< shared_ptr<SignalBase> > sigs) | |
252 | { | |
253 | int row = 0, col = 0; | |
254 | QGridLayout *const grid = new QGridLayout(); | |
255 | ||
256 | for (const shared_ptr<SignalBase>& sig : sigs) { | |
257 | assert(sig); | |
258 | ||
259 | QCheckBox *const checkbox = new QCheckBox(sig->display_name()); | |
260 | check_box_mapper_.setMapping(checkbox, checkbox); | |
261 | connect(checkbox, SIGNAL(toggled(bool)), | |
262 | &check_box_mapper_, SLOT(map())); | |
263 | ||
264 | grid->addWidget(checkbox, row, col); | |
265 | ||
266 | check_box_signal_map_[checkbox] = sig; | |
267 | ||
268 | if (++col >= 8) | |
269 | col = 0, row++; | |
270 | } | |
271 | ||
272 | return grid; | |
273 | } | |
274 | ||
275 | void Channels::showEvent(QShowEvent *event) | |
276 | { | |
277 | pv::widgets::Popup::showEvent(event); | |
278 | ||
279 | const shared_ptr<sigrok::Device> device = session_.device()->device(); | |
280 | assert(device); | |
281 | ||
282 | // Update group labels | |
283 | for (auto& entry : device->channel_groups()) { | |
284 | const shared_ptr<ChannelGroup> group = entry.second; | |
285 | ||
286 | try { | |
287 | QLabel* label = group_label_map_.at(group); | |
288 | label->setText(QString("<h3>%1</h3>").arg(group->name().c_str())); | |
289 | } catch (out_of_range&) { | |
290 | // Do nothing | |
291 | } | |
292 | } | |
293 | ||
294 | updating_channels_ = true; | |
295 | ||
296 | for (auto& entry : check_box_signal_map_) { | |
297 | QCheckBox *cb = entry.first; | |
298 | const shared_ptr<SignalBase> sig = entry.second; | |
299 | assert(sig); | |
300 | ||
301 | // Update the check box | |
302 | cb->setChecked(sig->enabled()); | |
303 | cb->setText(sig->display_name()); | |
304 | } | |
305 | ||
306 | updating_channels_ = false; | |
307 | } | |
308 | ||
309 | void Channels::on_channel_checked(QWidget *widget) | |
310 | { | |
311 | if (updating_channels_) | |
312 | return; | |
313 | ||
314 | QCheckBox *const check_box = (QCheckBox*)widget; | |
315 | assert(check_box); | |
316 | ||
317 | // Look up the signal of this check-box | |
318 | map< QCheckBox*, shared_ptr<SignalBase> >::const_iterator iter = | |
319 | check_box_signal_map_.find((QCheckBox*)check_box); | |
320 | assert(iter != check_box_signal_map_.end()); | |
321 | ||
322 | const shared_ptr<SignalBase> s = (*iter).second; | |
323 | assert(s); | |
324 | ||
325 | s->set_enabled(check_box->isChecked()); | |
326 | } | |
327 | ||
328 | void Channels::enable_all_channels() | |
329 | { | |
330 | set_all_channels(true); | |
331 | } | |
332 | ||
333 | void Channels::disable_all_channels() | |
334 | { | |
335 | set_all_channels(false); | |
336 | } | |
337 | ||
338 | void Channels::enable_all_logic_channels() | |
339 | { | |
340 | enable_channels_conditionally([](const shared_ptr<SignalBase> signal) | |
341 | { return signal->type() == SignalBase::LogicChannel; }); | |
342 | } | |
343 | ||
344 | void Channels::disable_all_logic_channels() | |
345 | { | |
346 | disable_channels_conditionally([](const shared_ptr<SignalBase> signal) | |
347 | { return signal->type() == SignalBase::LogicChannel; }); | |
348 | } | |
349 | ||
350 | void Channels::enable_all_analog_channels() | |
351 | { | |
352 | enable_channels_conditionally([](const shared_ptr<SignalBase> signal) | |
353 | { return signal->type() == SignalBase::AnalogChannel; }); | |
354 | } | |
355 | ||
356 | void Channels::disable_all_analog_channels() | |
357 | { | |
358 | disable_channels_conditionally([](const shared_ptr<SignalBase> signal) | |
359 | { return signal->type() == SignalBase::AnalogChannel; }); | |
360 | } | |
361 | ||
362 | void Channels::enable_all_named_channels() | |
363 | { | |
364 | enable_channels_conditionally([](const shared_ptr<SignalBase> signal) | |
365 | { return signal->name() != signal->internal_name(); }); | |
366 | } | |
367 | ||
368 | void Channels::disable_all_unnamed_channels() | |
369 | { | |
370 | disable_channels_conditionally([](const shared_ptr<SignalBase> signal) | |
371 | { return signal->name() == signal->internal_name(); }); | |
372 | } | |
373 | ||
374 | void Channels::enable_all_changing_channels() | |
375 | { | |
376 | enable_channels_conditionally([](const shared_ptr<SignalBase> signal) | |
377 | { | |
378 | // Never enable channels without sample data | |
379 | if (!signal->has_samples()) | |
380 | return false; | |
381 | ||
382 | // Non-logic channels are considered to always have a signal | |
383 | if (signal->type() != SignalBase::LogicChannel) | |
384 | return true; | |
385 | ||
386 | const shared_ptr<Logic> logic = signal->logic_data(); | |
387 | assert(logic); | |
388 | ||
389 | // If any of the segments has edges, enable this channel | |
390 | for (shared_ptr<LogicSegment> segment : logic->logic_segments()) { | |
391 | vector<LogicSegment::EdgePair> edges; | |
392 | ||
393 | segment->get_subsampled_edges(edges, | |
394 | 0, segment->get_sample_count() - 1, | |
395 | LogicSegment::MipMapScaleFactor, | |
396 | signal->index()); | |
397 | ||
398 | if (edges.size() > 2) | |
399 | return true; | |
400 | } | |
401 | ||
402 | // No edges detected in any of the segments | |
403 | return false; | |
404 | }); | |
405 | } | |
406 | ||
407 | void Channels::disable_all_non_changing_channels() | |
408 | { | |
409 | disable_channels_conditionally([](const shared_ptr<SignalBase> signal) | |
410 | { | |
411 | // Always disable channels without sample data | |
412 | if (!signal->has_samples()) | |
413 | return true; | |
414 | ||
415 | // Non-logic channels are considered to always have a signal | |
416 | if (signal->type() != SignalBase::LogicChannel) | |
417 | return false; | |
418 | ||
419 | const shared_ptr<Logic> logic = signal->logic_data(); | |
420 | assert(logic); | |
421 | ||
422 | // If any of the segments has edges, leave this channel enabled | |
423 | for (shared_ptr<LogicSegment> segment : logic->logic_segments()) { | |
424 | vector<LogicSegment::EdgePair> edges; | |
425 | ||
426 | segment->get_subsampled_edges(edges, | |
427 | 0, segment->get_sample_count() - 1, | |
428 | LogicSegment::MipMapScaleFactor, | |
429 | signal->index()); | |
430 | ||
431 | if (edges.size() > 2) | |
432 | return false; | |
433 | } | |
434 | ||
435 | // No edges detected in any of the segments | |
436 | return true; | |
437 | }); | |
438 | } | |
439 | ||
440 | } // namespace popups | |
441 | } // namespace pv |