2 * This file is part of the PulseView project.
4 * Copyright (C) 2012 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, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
28 #include <QFormLayout>
31 #include "logicsignal.hpp"
34 #include <pv/session.hpp>
35 #include <pv/devicemanager.hpp>
36 #include <pv/devices/device.hpp>
37 #include <pv/data/logic.hpp>
38 #include <pv/data/logicsegment.hpp>
39 #include <pv/view/view.hpp>
41 #include <libsigrokcxx/libsigrokcxx.hpp>
48 using std::shared_ptr;
51 using sigrok::Channel;
52 using sigrok::ConfigKey;
54 using sigrok::Trigger;
55 using sigrok::TriggerStage;
56 using sigrok::TriggerMatch;
57 using sigrok::TriggerMatchType;
62 const int LogicSignal::SignalHeight = 30;
63 const int LogicSignal::SignalMargin = 10;
65 const float LogicSignal::Oversampling = 2.0f;
67 const QColor LogicSignal::EdgeColour(0x80, 0x80, 0x80);
68 const QColor LogicSignal::HighColour(0x00, 0xC0, 0x00);
69 const QColor LogicSignal::LowColour(0xC0, 0x00, 0x00);
71 const QColor LogicSignal::SignalColours[10] = {
72 QColor(0x16, 0x19, 0x1A), // Black
73 QColor(0x8F, 0x52, 0x02), // Brown
74 QColor(0xCC, 0x00, 0x00), // Red
75 QColor(0xF5, 0x79, 0x00), // Orange
76 QColor(0xED, 0xD4, 0x00), // Yellow
77 QColor(0x73, 0xD2, 0x16), // Green
78 QColor(0x34, 0x65, 0xA4), // Blue
79 QColor(0x75, 0x50, 0x7B), // Violet
80 QColor(0x88, 0x8A, 0x85), // Grey
81 QColor(0xEE, 0xEE, 0xEC), // White
84 QColor LogicSignal::TriggerMarkerBackgroundColour = QColor(0xED, 0xD4, 0x00);
85 const int LogicSignal::TriggerMarkerPadding = 2;
86 const char* LogicSignal::TriggerMarkerIcons[8] = {
88 ":/icons/trigger-marker-low.svg",
89 ":/icons/trigger-marker-high.svg",
90 ":/icons/trigger-marker-rising.svg",
91 ":/icons/trigger-marker-falling.svg",
92 ":/icons/trigger-marker-change.svg",
97 QCache<QString, const QIcon> LogicSignal::icon_cache_;
98 QCache<QString, const QPixmap> LogicSignal::pixmap_cache_;
100 LogicSignal::LogicSignal(
101 pv::Session &session,
102 shared_ptr<devices::Device> device,
103 shared_ptr<Channel> channel,
104 shared_ptr<data::Logic> data) :
105 Signal(session, channel),
108 trigger_none_(nullptr),
109 trigger_rising_(nullptr),
110 trigger_high_(nullptr),
111 trigger_falling_(nullptr),
112 trigger_low_(nullptr),
113 trigger_change_(nullptr)
115 shared_ptr<Trigger> trigger;
117 colour_ = SignalColours[channel->index() % countof(SignalColours)];
119 /* Populate this channel's trigger setting with whatever we
120 * find in the current session trigger, if anything. */
121 trigger_match_ = nullptr;
122 if ((trigger = session_.session()->trigger()))
123 for (auto stage : trigger->stages())
124 for (auto match : stage->matches())
125 if (match->channel() == channel_)
126 trigger_match_ = match->type();
129 LogicSignal::~LogicSignal()
133 shared_ptr<pv::data::SignalData> LogicSignal::data() const
138 shared_ptr<pv::data::Logic> LogicSignal::logic_data() const
143 void LogicSignal::set_logic_data(std::shared_ptr<pv::data::Logic> data)
148 std::pair<int, int> LogicSignal::v_extents() const
150 return make_pair(-SignalHeight - SignalMargin, SignalMargin);
153 int LogicSignal::scale_handle_offset() const
158 void LogicSignal::scale_handle_dragged(int offset)
163 void LogicSignal::paint_back(QPainter &p, const ViewItemPaintParams &pp)
165 if (channel_->enabled())
166 paint_axis(p, pp, get_visual_y());
169 void LogicSignal::paint_mid(QPainter &p, const ViewItemPaintParams &pp)
173 vector< pair<int64_t, bool> > edges;
179 const int y = get_visual_y();
181 if (!channel_->enabled())
184 const float high_offset = y - SignalHeight + 0.5f;
185 const float low_offset = y + 0.5f;
187 const deque< shared_ptr<pv::data::LogicSegment> > &segments =
188 data_->logic_segments();
189 if (segments.empty())
192 const shared_ptr<pv::data::LogicSegment> &segment =
195 double samplerate = segment->samplerate();
197 // Show sample rate as 1Hz when it is unknown
198 if (samplerate == 0.0)
201 const double pixels_offset = pp.pixels_offset();
202 const pv::util::Timestamp& start_time = segment->start_time();
203 const int64_t last_sample = segment->get_sample_count() - 1;
204 const double samples_per_pixel = samplerate * pp.scale();
205 const pv::util::Timestamp start = samplerate * (pp.offset() - start_time);
206 const pv::util::Timestamp end = start + samples_per_pixel * pp.width();
208 const int64_t start_sample = min(max(floor(start).convert_to<int64_t>(),
209 (int64_t)0), last_sample);
210 const uint64_t end_sample = min(max(ceil(end).convert_to<int64_t>(),
211 (int64_t)0), last_sample);
213 segment->get_subsampled_edges(edges, start_sample, end_sample,
214 samples_per_pixel / Oversampling, channel_->index());
215 assert(edges.size() >= 2);
218 const unsigned int edge_count = edges.size() - 2;
219 QLineF *const edge_lines = new QLineF[edge_count];
222 for (auto i = edges.cbegin() + 1; i != edges.cend() - 1; i++) {
223 const float x = ((*i).first / samples_per_pixel -
224 pixels_offset) + pp.left();
225 *line++ = QLineF(x, high_offset, x, low_offset);
228 p.setPen(EdgeColour);
229 p.drawLines(edge_lines, edge_count);
233 const unsigned int max_cap_line_count = edges.size();
234 QLineF *const cap_lines = new QLineF[max_cap_line_count];
236 p.setPen(HighColour);
237 paint_caps(p, cap_lines, edges, true, samples_per_pixel,
238 pixels_offset, pp.left(), high_offset);
240 paint_caps(p, cap_lines, edges, false, samples_per_pixel,
241 pixels_offset, pp.left(), low_offset);
246 void LogicSignal::paint_fore(QPainter &p, const ViewItemPaintParams &pp)
248 // Draw the trigger marker
252 const int y = get_visual_y();
253 const vector<int32_t> trig_types = get_trigger_types();
254 for (int32_t type_id : trig_types) {
255 const TriggerMatchType *const type =
256 TriggerMatchType::get(type_id);
257 if (trigger_match_ != type || type_id < 0 ||
258 (size_t)type_id >= countof(TriggerMarkerIcons) ||
259 !TriggerMarkerIcons[type_id])
262 const QPixmap *const pixmap = get_pixmap(
263 TriggerMarkerIcons[type_id]);
267 const float pad = TriggerMarkerPadding - 0.5f;
268 const QSize size = pixmap->size();
270 pp.right() - size.width() - pad * 2,
271 y - (SignalHeight + size.height()) / 2);
273 p.setPen(QPen(TriggerMarkerBackgroundColour.darker()));
274 p.setBrush(TriggerMarkerBackgroundColour);
275 p.drawRoundedRect(QRectF(point, size).adjusted(
276 -pad, -pad, pad, pad), pad, pad);
277 p.drawPixmap(point, *pixmap);
283 void LogicSignal::paint_caps(QPainter &p, QLineF *const lines,
284 vector< pair<int64_t, bool> > &edges, bool level,
285 double samples_per_pixel, double pixels_offset, float x_offset,
288 QLineF *line = lines;
290 for (auto i = edges.begin(); i != (edges.end() - 1); i++)
291 if ((*i).second == level) {
293 ((*i).first / samples_per_pixel -
294 pixels_offset) + x_offset, y_offset,
295 ((*(i+1)).first / samples_per_pixel -
296 pixels_offset) + x_offset, y_offset);
299 p.drawLines(lines, line - lines);
302 void LogicSignal::init_trigger_actions(QWidget *parent)
304 trigger_none_ = new QAction(*get_icon(":/icons/trigger-none.svg"),
305 tr("No trigger"), parent);
306 trigger_none_->setCheckable(true);
307 connect(trigger_none_, SIGNAL(triggered()), this, SLOT(on_trigger()));
309 trigger_rising_ = new QAction(*get_icon(":/icons/trigger-rising.svg"),
310 tr("Trigger on rising edge"), parent);
311 trigger_rising_->setCheckable(true);
312 connect(trigger_rising_, SIGNAL(triggered()), this, SLOT(on_trigger()));
314 trigger_high_ = new QAction(*get_icon(":/icons/trigger-high.svg"),
315 tr("Trigger on high level"), parent);
316 trigger_high_->setCheckable(true);
317 connect(trigger_high_, SIGNAL(triggered()), this, SLOT(on_trigger()));
319 trigger_falling_ = new QAction(*get_icon(":/icons/trigger-falling.svg"),
320 tr("Trigger on falling edge"), parent);
321 trigger_falling_->setCheckable(true);
322 connect(trigger_falling_, SIGNAL(triggered()), this, SLOT(on_trigger()));
324 trigger_low_ = new QAction(*get_icon(":/icons/trigger-low.svg"),
325 tr("Trigger on low level"), parent);
326 trigger_low_->setCheckable(true);
327 connect(trigger_low_, SIGNAL(triggered()), this, SLOT(on_trigger()));
329 trigger_change_ = new QAction(*get_icon(":/icons/trigger-change.svg"),
330 tr("Trigger on rising or falling edge"), parent);
331 trigger_change_->setCheckable(true);
332 connect(trigger_change_, SIGNAL(triggered()), this, SLOT(on_trigger()));
335 const vector<int32_t> LogicSignal::get_trigger_types() const
337 const auto sr_dev = device_->device();
338 const auto keys = sr_dev->config_keys(ConfigKey::DEVICE_OPTIONS);
339 const auto iter = keys.find(ConfigKey::TRIGGER_MATCH);
340 if (iter != keys.end() &&
341 (*iter).second.find(sigrok::LIST) != (*iter).second.end()) {
343 const Glib::VariantContainerBase gvar =
344 sr_dev->config_list(ConfigKey::TRIGGER_MATCH);
345 return Glib::VariantBase::cast_dynamic<
346 Glib::Variant<vector<int32_t>>>(gvar).get();
348 // Failed to enumerate triggers
353 return vector<int32_t>();
356 QAction* LogicSignal::action_from_trigger_type(const TriggerMatchType *type)
360 action = trigger_none_;
362 switch (type->id()) {
363 case SR_TRIGGER_ZERO:
364 action = trigger_low_;
367 action = trigger_high_;
369 case SR_TRIGGER_RISING:
370 action = trigger_rising_;
372 case SR_TRIGGER_FALLING:
373 action = trigger_falling_;
375 case SR_TRIGGER_EDGE:
376 action = trigger_change_;
386 const TriggerMatchType *LogicSignal::trigger_type_from_action(QAction *action)
388 if (action == trigger_low_)
389 return TriggerMatchType::ZERO;
390 else if (action == trigger_high_)
391 return TriggerMatchType::ONE;
392 else if (action == trigger_rising_)
393 return TriggerMatchType::RISING;
394 else if (action == trigger_falling_)
395 return TriggerMatchType::FALLING;
396 else if (action == trigger_change_)
397 return TriggerMatchType::EDGE;
402 void LogicSignal::populate_popup_form(QWidget *parent, QFormLayout *form)
404 Signal::populate_popup_form(parent, form);
406 const vector<int32_t> trig_types = get_trigger_types();
408 if (!trig_types.empty()) {
409 trigger_bar_ = new QToolBar(parent);
410 init_trigger_actions(trigger_bar_);
411 trigger_bar_->addAction(trigger_none_);
412 trigger_none_->setChecked(!trigger_match_);
414 for (auto type_id : trig_types) {
415 const TriggerMatchType *const type =
416 TriggerMatchType::get(type_id);
417 QAction *const action = action_from_trigger_type(type);
418 trigger_bar_->addAction(action);
419 action->setChecked(trigger_match_ == type);
421 form->addRow(tr("Trigger"), trigger_bar_);
425 void LogicSignal::modify_trigger()
427 auto trigger = session_.session()->trigger();
428 auto new_trigger = session_.device_manager().context()->create_trigger("pulseview");
431 for (auto stage : trigger->stages()) {
432 const auto &matches = stage->matches();
433 if (std::none_of(matches.begin(), matches.end(),
434 [&](shared_ptr<TriggerMatch> match) {
435 return match->channel() != channel_; }))
438 auto new_stage = new_trigger->add_stage();
439 for (auto match : stage->matches()) {
440 if (match->channel() == channel_)
442 new_stage->add_match(match->channel(), match->type());
448 new_trigger->add_stage()->add_match(channel_, trigger_match_);
450 session_.session()->set_trigger(
451 new_trigger->stages().empty() ? nullptr : new_trigger);
454 owner_->row_item_appearance_changed(false, true);
457 const QIcon* LogicSignal::get_icon(const char *path)
459 const QIcon *icon = icon_cache_.take(path);
461 icon = new QIcon(path);
462 icon_cache_.insert(path, icon);
468 const QPixmap* LogicSignal::get_pixmap(const char *path)
470 const QPixmap *pixmap = pixmap_cache_.take(path);
472 pixmap = new QPixmap(path);
473 pixmap_cache_.insert(path, pixmap);
479 void LogicSignal::on_trigger()
483 action_from_trigger_type(trigger_match_)->setChecked(false);
485 action = (QAction *)sender();
486 action->setChecked(true);
487 trigger_match_ = trigger_type_from_action(action);