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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 <extdef.h> | |
21 | ||
22 | #include <cassert> | |
23 | #include <cmath> | |
24 | ||
25 | #include <algorithm> | |
26 | ||
27 | #include <QApplication> | |
28 | #include <QFormLayout> | |
29 | #include <QToolBar> | |
30 | ||
31 | #include "logicsignal.hpp" | |
32 | #include "view.hpp" | |
33 | ||
34 | #include <pv/data/logic.hpp> | |
35 | #include <pv/data/logicsegment.hpp> | |
36 | #include <pv/data/signalbase.hpp> | |
37 | #include <pv/devicemanager.hpp> | |
38 | #include <pv/devices/device.hpp> | |
39 | #include <pv/globalsettings.hpp> | |
40 | #include <pv/session.hpp> | |
41 | ||
42 | #include <libsigrokcxx/libsigrokcxx.hpp> | |
43 | ||
44 | using std::deque; | |
45 | using std::max; | |
46 | using std::make_pair; | |
47 | using std::min; | |
48 | using std::none_of; | |
49 | using std::out_of_range; | |
50 | using std::pair; | |
51 | using std::shared_ptr; | |
52 | using std::vector; | |
53 | ||
54 | using sigrok::ConfigKey; | |
55 | using sigrok::Capability; | |
56 | using sigrok::Trigger; | |
57 | using sigrok::TriggerMatch; | |
58 | using sigrok::TriggerMatchType; | |
59 | ||
60 | using pv::data::LogicSegment; | |
61 | ||
62 | namespace pv { | |
63 | namespace views { | |
64 | namespace trace { | |
65 | ||
66 | const float LogicSignal::Oversampling = 2.0f; | |
67 | ||
68 | const QColor LogicSignal::EdgeColor(0x80, 0x80, 0x80); | |
69 | const QColor LogicSignal::HighColor(0x00, 0xC0, 0x00); | |
70 | const QColor LogicSignal::LowColor(0xC0, 0x00, 0x00); | |
71 | const QColor LogicSignal::SamplingPointColor(0x77, 0x77, 0x77); | |
72 | ||
73 | const QColor LogicSignal::SignalColors[10] = { | |
74 | QColor(0x16, 0x19, 0x1A), // Black | |
75 | QColor(0x8F, 0x52, 0x02), // Brown | |
76 | QColor(0xCC, 0x00, 0x00), // Red | |
77 | QColor(0xF5, 0x79, 0x00), // Orange | |
78 | QColor(0xED, 0xD4, 0x00), // Yellow | |
79 | QColor(0x73, 0xD2, 0x16), // Green | |
80 | QColor(0x34, 0x65, 0xA4), // Blue | |
81 | QColor(0x75, 0x50, 0x7B), // Violet | |
82 | QColor(0x88, 0x8A, 0x85), // Grey | |
83 | QColor(0xEE, 0xEE, 0xEC), // White | |
84 | }; | |
85 | ||
86 | QColor LogicSignal::TriggerMarkerBackgroundColor = QColor(0xED, 0xD4, 0x00); | |
87 | const int LogicSignal::TriggerMarkerPadding = 2; | |
88 | const char* LogicSignal::TriggerMarkerIcons[8] = { | |
89 | nullptr, | |
90 | ":/icons/trigger-marker-low.svg", | |
91 | ":/icons/trigger-marker-high.svg", | |
92 | ":/icons/trigger-marker-rising.svg", | |
93 | ":/icons/trigger-marker-falling.svg", | |
94 | ":/icons/trigger-marker-change.svg", | |
95 | nullptr, | |
96 | nullptr | |
97 | }; | |
98 | ||
99 | QCache<QString, const QIcon> LogicSignal::icon_cache_; | |
100 | QCache<QString, const QPixmap> LogicSignal::pixmap_cache_; | |
101 | ||
102 | LogicSignal::LogicSignal( | |
103 | pv::Session &session, | |
104 | shared_ptr<devices::Device> device, | |
105 | shared_ptr<data::SignalBase> base) : | |
106 | Signal(session, base), | |
107 | device_(device), | |
108 | trigger_types_(get_trigger_types()), | |
109 | trigger_none_(nullptr), | |
110 | trigger_rising_(nullptr), | |
111 | trigger_high_(nullptr), | |
112 | trigger_falling_(nullptr), | |
113 | trigger_low_(nullptr), | |
114 | trigger_change_(nullptr) | |
115 | { | |
116 | shared_ptr<Trigger> trigger; | |
117 | ||
118 | base_->set_color(SignalColors[base->index() % countof(SignalColors)]); | |
119 | ||
120 | GlobalSettings gs; | |
121 | signal_height_ = gs.value(GlobalSettings::Key_View_DefaultLogicHeight).toInt(); | |
122 | ||
123 | /* Populate this channel's trigger setting with whatever we | |
124 | * find in the current session trigger, if anything. */ | |
125 | trigger_match_ = nullptr; | |
126 | if ((trigger = session_.session()->trigger())) | |
127 | for (auto stage : trigger->stages()) | |
128 | for (auto match : stage->matches()) | |
129 | if (match->channel() == base_->channel()) | |
130 | trigger_match_ = match->type(); | |
131 | } | |
132 | ||
133 | shared_ptr<pv::data::SignalData> LogicSignal::data() const | |
134 | { | |
135 | return base_->logic_data(); | |
136 | } | |
137 | ||
138 | shared_ptr<pv::data::Logic> LogicSignal::logic_data() const | |
139 | { | |
140 | return base_->logic_data(); | |
141 | } | |
142 | ||
143 | void LogicSignal::save_settings(QSettings &settings) const | |
144 | { | |
145 | settings.setValue("trace_height", signal_height_); | |
146 | } | |
147 | ||
148 | void LogicSignal::restore_settings(QSettings &settings) | |
149 | { | |
150 | if (settings.contains("trace_height")) { | |
151 | const int old_height = signal_height_; | |
152 | signal_height_ = settings.value("trace_height").toInt(); | |
153 | ||
154 | if ((signal_height_ != old_height) && owner_) { | |
155 | // Call order is important, otherwise the lazy event handler won't work | |
156 | owner_->extents_changed(false, true); | |
157 | owner_->row_item_appearance_changed(false, true); | |
158 | } | |
159 | } | |
160 | } | |
161 | ||
162 | pair<int, int> LogicSignal::v_extents() const | |
163 | { | |
164 | const int signal_margin = | |
165 | QFontMetrics(QApplication::font()).height() / 2; | |
166 | return make_pair(-signal_height_ - signal_margin, signal_margin); | |
167 | } | |
168 | ||
169 | void LogicSignal::paint_mid(QPainter &p, ViewItemPaintParams &pp) | |
170 | { | |
171 | QLineF *line; | |
172 | ||
173 | vector< pair<int64_t, bool> > edges; | |
174 | ||
175 | assert(base_); | |
176 | assert(owner_); | |
177 | ||
178 | const int y = get_visual_y(); | |
179 | ||
180 | if (!base_->enabled()) | |
181 | return; | |
182 | ||
183 | const float high_offset = y - signal_height_ + 0.5f; | |
184 | const float low_offset = y + 0.5f; | |
185 | ||
186 | shared_ptr<LogicSegment> segment = get_logic_segment_to_paint(); | |
187 | if (!segment || (segment->get_sample_count() == 0)) | |
188 | return; | |
189 | ||
190 | double samplerate = segment->samplerate(); | |
191 | ||
192 | // Show sample rate as 1Hz when it is unknown | |
193 | if (samplerate == 0.0) | |
194 | samplerate = 1.0; | |
195 | ||
196 | const double pixels_offset = pp.pixels_offset(); | |
197 | const pv::util::Timestamp& start_time = segment->start_time(); | |
198 | const int64_t last_sample = (int64_t)segment->get_sample_count() - 1; | |
199 | const double samples_per_pixel = samplerate * pp.scale(); | |
200 | const double pixels_per_sample = 1 / samples_per_pixel; | |
201 | const pv::util::Timestamp start = samplerate * (pp.offset() - start_time); | |
202 | const pv::util::Timestamp end = start + samples_per_pixel * pp.width(); | |
203 | ||
204 | const int64_t start_sample = min(max(floor(start).convert_to<int64_t>(), | |
205 | (int64_t)0), last_sample); | |
206 | const uint64_t end_sample = min(max(ceil(end).convert_to<int64_t>(), | |
207 | (int64_t)0), last_sample); | |
208 | ||
209 | segment->get_subsampled_edges(edges, start_sample, end_sample, | |
210 | samples_per_pixel / Oversampling, base_->index()); | |
211 | assert(edges.size() >= 2); | |
212 | ||
213 | // Check whether we need to paint the sampling points | |
214 | GlobalSettings settings; | |
215 | const bool show_sampling_points = | |
216 | settings.value(GlobalSettings::Key_View_ShowSamplingPoints).toBool() && | |
217 | (samples_per_pixel < 0.25); | |
218 | ||
219 | vector<QRectF> sampling_points; | |
220 | float sampling_point_x = 0.0f; | |
221 | int64_t sampling_point_sample = start_sample; | |
222 | const int w = 2; | |
223 | ||
224 | if (show_sampling_points) { | |
225 | sampling_points.reserve(end_sample - start_sample + 1); | |
226 | sampling_point_x = (edges.cbegin()->first / samples_per_pixel - pixels_offset) + pp.left(); | |
227 | } | |
228 | ||
229 | // Paint the edges | |
230 | const unsigned int edge_count = edges.size() - 2; | |
231 | QLineF *const edge_lines = new QLineF[edge_count]; | |
232 | line = edge_lines; | |
233 | ||
234 | for (auto i = edges.cbegin() + 1; i != edges.cend() - 1; i++) { | |
235 | const float x = ((*i).first / samples_per_pixel - | |
236 | pixels_offset) + pp.left(); | |
237 | *line++ = QLineF(x, high_offset, x, low_offset); | |
238 | ||
239 | if (show_sampling_points) | |
240 | while (sampling_point_sample < (*i).first) { | |
241 | const float y = (*i).second ? low_offset : high_offset; | |
242 | sampling_points.emplace_back( | |
243 | QRectF(sampling_point_x - (w / 2), y - (w / 2), w, w)); | |
244 | sampling_point_sample++; | |
245 | sampling_point_x += pixels_per_sample; | |
246 | }; | |
247 | } | |
248 | ||
249 | // Calculate the sample points from the last edge to the end of the trace | |
250 | if (show_sampling_points) | |
251 | while ((uint64_t)sampling_point_sample <= end_sample) { | |
252 | // Signal changed after the last edge, so the level is inverted | |
253 | const float y = (edges.cend() - 1)->second ? high_offset : low_offset; | |
254 | sampling_points.emplace_back( | |
255 | QRectF(sampling_point_x - (w / 2), y - (w / 2), w, w)); | |
256 | sampling_point_sample++; | |
257 | sampling_point_x += pixels_per_sample; | |
258 | }; | |
259 | ||
260 | p.setPen(EdgeColor); | |
261 | p.drawLines(edge_lines, edge_count); | |
262 | delete[] edge_lines; | |
263 | ||
264 | // Paint the caps | |
265 | const unsigned int max_cap_line_count = edges.size(); | |
266 | QLineF *const cap_lines = new QLineF[max_cap_line_count]; | |
267 | ||
268 | p.setPen(HighColor); | |
269 | paint_caps(p, cap_lines, edges, true, samples_per_pixel, | |
270 | pixels_offset, pp.left(), high_offset); | |
271 | p.setPen(LowColor); | |
272 | paint_caps(p, cap_lines, edges, false, samples_per_pixel, | |
273 | pixels_offset, pp.left(), low_offset); | |
274 | ||
275 | delete[] cap_lines; | |
276 | ||
277 | // Paint the sampling points | |
278 | if (show_sampling_points) { | |
279 | p.setPen(SamplingPointColor); | |
280 | p.drawRects(sampling_points.data(), sampling_points.size()); | |
281 | } | |
282 | } | |
283 | ||
284 | void LogicSignal::paint_fore(QPainter &p, ViewItemPaintParams &pp) | |
285 | { | |
286 | if (base_->enabled()) { | |
287 | if (trigger_match_) { | |
288 | // Draw the trigger marker | |
289 | const int y = get_visual_y(); | |
290 | ||
291 | for (int32_t type_id : trigger_types_) { | |
292 | const TriggerMatchType *const type = | |
293 | TriggerMatchType::get(type_id); | |
294 | if (trigger_match_ != type || type_id < 0 || | |
295 | (size_t)type_id >= countof(TriggerMarkerIcons) || | |
296 | !TriggerMarkerIcons[type_id]) | |
297 | continue; | |
298 | ||
299 | const QPixmap *const pixmap = get_pixmap( | |
300 | TriggerMarkerIcons[type_id]); | |
301 | if (!pixmap) | |
302 | continue; | |
303 | ||
304 | const float pad = TriggerMarkerPadding - 0.5f; | |
305 | const QSize size = pixmap->size(); | |
306 | const QPoint point( | |
307 | pp.right() - size.width() - pad * 2, | |
308 | y - (signal_height_ + size.height()) / 2); | |
309 | ||
310 | p.setPen(QPen(TriggerMarkerBackgroundColor.darker())); | |
311 | p.setBrush(TriggerMarkerBackgroundColor); | |
312 | p.drawRoundedRect(QRectF(point, size).adjusted( | |
313 | -pad, -pad, pad, pad), pad, pad); | |
314 | p.drawPixmap(point, *pixmap); | |
315 | ||
316 | break; | |
317 | } | |
318 | } | |
319 | ||
320 | if (show_hover_marker_) | |
321 | paint_hover_marker(p); | |
322 | } | |
323 | } | |
324 | ||
325 | vector<LogicSegment::EdgePair> LogicSignal::get_nearest_level_changes(uint64_t sample_pos) | |
326 | { | |
327 | assert(base_); | |
328 | assert(owner_); | |
329 | ||
330 | if (sample_pos == 0) | |
331 | return vector<LogicSegment::EdgePair>(); | |
332 | ||
333 | shared_ptr<LogicSegment> segment = get_logic_segment_to_paint(); | |
334 | if (!segment || (segment->get_sample_count() == 0)) | |
335 | return vector<LogicSegment::EdgePair>(); | |
336 | ||
337 | const View *view = owner_->view(); | |
338 | assert(view); | |
339 | const double samples_per_pixel = base_->get_samplerate() * view->scale(); | |
340 | ||
341 | vector<LogicSegment::EdgePair> edges; | |
342 | ||
343 | segment->get_surrounding_edges(edges, sample_pos, | |
344 | samples_per_pixel / Oversampling, base_->index()); | |
345 | ||
346 | if (edges.empty()) | |
347 | return vector<LogicSegment::EdgePair>(); | |
348 | ||
349 | return edges; | |
350 | } | |
351 | ||
352 | void LogicSignal::paint_caps(QPainter &p, QLineF *const lines, | |
353 | vector< pair<int64_t, bool> > &edges, bool level, | |
354 | double samples_per_pixel, double pixels_offset, float x_offset, | |
355 | float y_offset) | |
356 | { | |
357 | QLineF *line = lines; | |
358 | ||
359 | for (auto i = edges.begin(); i != (edges.end() - 1); i++) | |
360 | if ((*i).second == level) { | |
361 | *line++ = QLineF( | |
362 | ((*i).first / samples_per_pixel - | |
363 | pixels_offset) + x_offset, y_offset, | |
364 | ((*(i+1)).first / samples_per_pixel - | |
365 | pixels_offset) + x_offset, y_offset); | |
366 | } | |
367 | ||
368 | p.drawLines(lines, line - lines); | |
369 | } | |
370 | ||
371 | shared_ptr<pv::data::LogicSegment> LogicSignal::get_logic_segment_to_paint() const | |
372 | { | |
373 | shared_ptr<pv::data::LogicSegment> segment; | |
374 | ||
375 | const deque< shared_ptr<pv::data::LogicSegment> > &segments = | |
376 | base_->logic_data()->logic_segments(); | |
377 | ||
378 | if (!segments.empty()) { | |
379 | if (segment_display_mode_ == ShowLastSegmentOnly) { | |
380 | segment = segments.back(); | |
381 | } | |
382 | ||
383 | if ((segment_display_mode_ == ShowSingleSegmentOnly) || | |
384 | (segment_display_mode_ == ShowLastCompleteSegmentOnly)) { | |
385 | try { | |
386 | segment = segments.at(current_segment_); | |
387 | } catch (out_of_range&) { | |
388 | qDebug() << "Current logic segment out of range for signal" << base_->name() << ":" << current_segment_; | |
389 | } | |
390 | } | |
391 | } | |
392 | ||
393 | return segment; | |
394 | } | |
395 | ||
396 | void LogicSignal::init_trigger_actions(QWidget *parent) | |
397 | { | |
398 | trigger_none_ = new QAction(*get_icon(":/icons/trigger-none.svg"), | |
399 | tr("No trigger"), parent); | |
400 | trigger_none_->setCheckable(true); | |
401 | connect(trigger_none_, SIGNAL(triggered()), this, SLOT(on_trigger())); | |
402 | ||
403 | trigger_rising_ = new QAction(*get_icon(":/icons/trigger-rising.svg"), | |
404 | tr("Trigger on rising edge"), parent); | |
405 | trigger_rising_->setCheckable(true); | |
406 | connect(trigger_rising_, SIGNAL(triggered()), this, SLOT(on_trigger())); | |
407 | ||
408 | trigger_high_ = new QAction(*get_icon(":/icons/trigger-high.svg"), | |
409 | tr("Trigger on high level"), parent); | |
410 | trigger_high_->setCheckable(true); | |
411 | connect(trigger_high_, SIGNAL(triggered()), this, SLOT(on_trigger())); | |
412 | ||
413 | trigger_falling_ = new QAction(*get_icon(":/icons/trigger-falling.svg"), | |
414 | tr("Trigger on falling edge"), parent); | |
415 | trigger_falling_->setCheckable(true); | |
416 | connect(trigger_falling_, SIGNAL(triggered()), this, SLOT(on_trigger())); | |
417 | ||
418 | trigger_low_ = new QAction(*get_icon(":/icons/trigger-low.svg"), | |
419 | tr("Trigger on low level"), parent); | |
420 | trigger_low_->setCheckable(true); | |
421 | connect(trigger_low_, SIGNAL(triggered()), this, SLOT(on_trigger())); | |
422 | ||
423 | trigger_change_ = new QAction(*get_icon(":/icons/trigger-change.svg"), | |
424 | tr("Trigger on rising or falling edge"), parent); | |
425 | trigger_change_->setCheckable(true); | |
426 | connect(trigger_change_, SIGNAL(triggered()), this, SLOT(on_trigger())); | |
427 | } | |
428 | ||
429 | const vector<int32_t> LogicSignal::get_trigger_types() const | |
430 | { | |
431 | // We may not be associated with a device | |
432 | if (!device_) | |
433 | return vector<int32_t>(); | |
434 | ||
435 | const auto sr_dev = device_->device(); | |
436 | if (sr_dev->config_check(ConfigKey::TRIGGER_MATCH, Capability::LIST)) { | |
437 | const Glib::VariantContainerBase gvar = | |
438 | sr_dev->config_list(ConfigKey::TRIGGER_MATCH); | |
439 | ||
440 | vector<int32_t> ttypes; | |
441 | ||
442 | for (unsigned int i = 0; i < gvar.get_n_children(); i++) { | |
443 | Glib::VariantBase tmp_vb; | |
444 | gvar.get_child(tmp_vb, i); | |
445 | ||
446 | Glib::Variant<int32_t> tmp_v = | |
447 | Glib::VariantBase::cast_dynamic< Glib::Variant<int32_t> >(tmp_vb); | |
448 | ||
449 | ttypes.push_back(tmp_v.get()); | |
450 | } | |
451 | ||
452 | return ttypes; | |
453 | } else { | |
454 | return vector<int32_t>(); | |
455 | } | |
456 | } | |
457 | ||
458 | QAction* LogicSignal::action_from_trigger_type(const TriggerMatchType *type) | |
459 | { | |
460 | QAction *action; | |
461 | ||
462 | action = trigger_none_; | |
463 | if (type) { | |
464 | switch (type->id()) { | |
465 | case SR_TRIGGER_ZERO: | |
466 | action = trigger_low_; | |
467 | break; | |
468 | case SR_TRIGGER_ONE: | |
469 | action = trigger_high_; | |
470 | break; | |
471 | case SR_TRIGGER_RISING: | |
472 | action = trigger_rising_; | |
473 | break; | |
474 | case SR_TRIGGER_FALLING: | |
475 | action = trigger_falling_; | |
476 | break; | |
477 | case SR_TRIGGER_EDGE: | |
478 | action = trigger_change_; | |
479 | break; | |
480 | default: | |
481 | assert(false); | |
482 | } | |
483 | } | |
484 | ||
485 | return action; | |
486 | } | |
487 | ||
488 | const TriggerMatchType *LogicSignal::trigger_type_from_action(QAction *action) | |
489 | { | |
490 | if (action == trigger_low_) | |
491 | return TriggerMatchType::ZERO; | |
492 | else if (action == trigger_high_) | |
493 | return TriggerMatchType::ONE; | |
494 | else if (action == trigger_rising_) | |
495 | return TriggerMatchType::RISING; | |
496 | else if (action == trigger_falling_) | |
497 | return TriggerMatchType::FALLING; | |
498 | else if (action == trigger_change_) | |
499 | return TriggerMatchType::EDGE; | |
500 | else | |
501 | return nullptr; | |
502 | } | |
503 | ||
504 | void LogicSignal::populate_popup_form(QWidget *parent, QFormLayout *form) | |
505 | { | |
506 | Signal::populate_popup_form(parent, form); | |
507 | ||
508 | signal_height_sb_ = new QSpinBox(parent); | |
509 | signal_height_sb_->setRange(5, 1000); | |
510 | signal_height_sb_->setSingleStep(5); | |
511 | signal_height_sb_->setSuffix(tr(" pixels")); | |
512 | signal_height_sb_->setValue(signal_height_); | |
513 | connect(signal_height_sb_, SIGNAL(valueChanged(int)), | |
514 | this, SLOT(on_signal_height_changed(int))); | |
515 | form->addRow(tr("Trace height"), signal_height_sb_); | |
516 | ||
517 | // Trigger settings | |
518 | const vector<int32_t> trig_types = get_trigger_types(); | |
519 | ||
520 | if (!trig_types.empty()) { | |
521 | trigger_bar_ = new QToolBar(parent); | |
522 | init_trigger_actions(trigger_bar_); | |
523 | trigger_bar_->addAction(trigger_none_); | |
524 | trigger_none_->setChecked(!trigger_match_); | |
525 | ||
526 | for (auto type_id : trig_types) { | |
527 | const TriggerMatchType *const type = | |
528 | TriggerMatchType::get(type_id); | |
529 | QAction *const action = action_from_trigger_type(type); | |
530 | trigger_bar_->addAction(action); | |
531 | action->setChecked(trigger_match_ == type); | |
532 | } | |
533 | ||
534 | // Only allow triggers to be changed when we're stopped | |
535 | if (session_.get_capture_state() != Session::Stopped) | |
536 | for (QAction* action : trigger_bar_->findChildren<QAction*>()) | |
537 | action->setEnabled(false); | |
538 | ||
539 | form->addRow(tr("Trigger"), trigger_bar_); | |
540 | } | |
541 | } | |
542 | ||
543 | void LogicSignal::modify_trigger() | |
544 | { | |
545 | auto trigger = session_.session()->trigger(); | |
546 | auto new_trigger = session_.device_manager().context()->create_trigger("pulseview"); | |
547 | ||
548 | if (trigger) { | |
549 | for (auto stage : trigger->stages()) { | |
550 | const auto &matches = stage->matches(); | |
551 | if (none_of(matches.begin(), matches.end(), | |
552 | [&](shared_ptr<TriggerMatch> match) { | |
553 | return match->channel() != base_->channel(); })) | |
554 | continue; | |
555 | ||
556 | auto new_stage = new_trigger->add_stage(); | |
557 | for (auto match : stage->matches()) { | |
558 | if (match->channel() == base_->channel()) | |
559 | continue; | |
560 | new_stage->add_match(match->channel(), match->type()); | |
561 | } | |
562 | } | |
563 | } | |
564 | ||
565 | if (trigger_match_) { | |
566 | // Until we can let the user decide how to group trigger matches | |
567 | // into stages, put all of the matches into a single stage -- | |
568 | // most devices only support a single trigger stage. | |
569 | if (new_trigger->stages().empty()) | |
570 | new_trigger->add_stage(); | |
571 | ||
572 | new_trigger->stages().back()->add_match(base_->channel(), | |
573 | trigger_match_); | |
574 | } | |
575 | ||
576 | session_.session()->set_trigger( | |
577 | new_trigger->stages().empty() ? nullptr : new_trigger); | |
578 | ||
579 | if (owner_) | |
580 | owner_->row_item_appearance_changed(false, true); | |
581 | } | |
582 | ||
583 | const QIcon* LogicSignal::get_icon(const char *path) | |
584 | { | |
585 | if (!icon_cache_.contains(path)) { | |
586 | const QIcon *icon = new QIcon(path); | |
587 | icon_cache_.insert(path, icon); | |
588 | } | |
589 | ||
590 | return icon_cache_.take(path); | |
591 | } | |
592 | ||
593 | const QPixmap* LogicSignal::get_pixmap(const char *path) | |
594 | { | |
595 | if (!pixmap_cache_.contains(path)) { | |
596 | const QPixmap *pixmap = new QPixmap(path); | |
597 | pixmap_cache_.insert(path, pixmap); | |
598 | } | |
599 | ||
600 | return pixmap_cache_.take(path); | |
601 | } | |
602 | ||
603 | void LogicSignal::on_trigger() | |
604 | { | |
605 | QAction *action; | |
606 | ||
607 | action_from_trigger_type(trigger_match_)->setChecked(false); | |
608 | ||
609 | action = (QAction *)sender(); | |
610 | action->setChecked(true); | |
611 | trigger_match_ = trigger_type_from_action(action); | |
612 | ||
613 | modify_trigger(); | |
614 | } | |
615 | ||
616 | void LogicSignal::on_signal_height_changed(int height) | |
617 | { | |
618 | signal_height_ = height; | |
619 | ||
620 | if (owner_) { | |
621 | // Call order is important, otherwise the lazy event handler won't work | |
622 | owner_->extents_changed(false, true); | |
623 | owner_->row_item_appearance_changed(false, true); | |
624 | } | |
625 | } | |
626 | ||
627 | } // namespace trace | |
628 | } // namespace views | |
629 | } // namespace pv |