]>
Commit | Line | Data |
---|---|---|
adb4b10c | 1 | /* |
b3f22de0 | 2 | * This file is part of the PulseView project. |
adb4b10c JH |
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, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
269528f5 | 21 | #ifdef ENABLE_DECODE |
4e5a4405 | 22 | #include <libsigrokdecode/libsigrokdecode.h> |
269528f5 | 23 | #endif |
4e5a4405 | 24 | |
361c560e JH |
25 | #include <extdef.h> |
26 | ||
cf124e47 | 27 | #include <algorithm> |
c3a740dd JH |
28 | #include <cassert> |
29 | #include <climits> | |
30 | #include <cmath> | |
cf124e47 | 31 | #include <iterator> |
c3a740dd | 32 | #include <mutex> |
7ff0145f | 33 | #include <unordered_set> |
adb4b10c | 34 | |
e71eb81c JH |
35 | #include <boost/thread/locks.hpp> |
36 | ||
361c560e | 37 | #include <QApplication> |
adb4b10c | 38 | #include <QEvent> |
361c560e | 39 | #include <QFontMetrics> |
cbd80f64 | 40 | #include <QMouseEvent> |
adb4b10c JH |
41 | #include <QScrollBar> |
42 | ||
fe3a1c21 | 43 | #include <libsigrokcxx/libsigrokcxx.hpp> |
448a72cf | 44 | |
574c568d | 45 | #include "analogsignal.hpp" |
2acdb232 JH |
46 | #include "decodetrace.hpp" |
47 | #include "header.hpp" | |
48 | #include "logicsignal.hpp" | |
49 | #include "ruler.hpp" | |
50 | #include "signal.hpp" | |
51 | #include "tracegroup.hpp" | |
1a2288a1 | 52 | #include "triggermarker.hpp" |
2acdb232 JH |
53 | #include "view.hpp" |
54 | #include "viewport.hpp" | |
adb4b10c | 55 | |
f65cd27b | 56 | #include "pv/session.hpp" |
da30ecb7 | 57 | #include "pv/devices/device.hpp" |
2acdb232 | 58 | #include "pv/data/logic.hpp" |
f3d66e52 | 59 | #include "pv/data/logicsegment.hpp" |
361c560e | 60 | #include "pv/util.hpp" |
adb4b10c | 61 | |
aca64cac JH |
62 | using boost::shared_lock; |
63 | using boost::shared_mutex; | |
361c560e | 64 | |
1bc6525b | 65 | using pv::data::SignalData; |
f3d66e52 | 66 | using pv::data::Segment; |
ef454ad5 | 67 | using pv::util::TimeUnit; |
60d9b99a | 68 | using pv::util::Timestamp; |
361c560e | 69 | |
769a79b5 JH |
70 | using std::back_inserter; |
71 | using std::copy_if; | |
819f4c25 | 72 | using std::deque; |
448a72cf | 73 | using std::dynamic_pointer_cast; |
cf124e47 | 74 | using std::inserter; |
819f4c25 | 75 | using std::list; |
c3a740dd | 76 | using std::lock_guard; |
819f4c25 | 77 | using std::max; |
1bc6525b | 78 | using std::make_pair; |
769a79b5 | 79 | using std::make_shared; |
819f4c25 | 80 | using std::min; |
1bc6525b | 81 | using std::pair; |
819f4c25 | 82 | using std::set; |
cf124e47 | 83 | using std::set_difference; |
f9abf97e | 84 | using std::shared_ptr; |
448a72cf | 85 | using std::unordered_map; |
7ff0145f | 86 | using std::unordered_set; |
819f4c25 | 87 | using std::vector; |
f9abf97e | 88 | using std::weak_ptr; |
adb4b10c | 89 | |
cdf7bea7 JH |
90 | namespace pv { |
91 | namespace view { | |
adb4b10c | 92 | |
60d9b99a JS |
93 | const Timestamp View::MaxScale("1e9"); |
94 | const Timestamp View::MinScale("1e-12"); | |
adb4b10c | 95 | |
f25770e2 | 96 | const int View::MaxScrollValue = INT_MAX / 2; |
ce11b2ea | 97 | const int View::MaxViewAutoUpdateRate = 25; // No more than 25 Hz with sticky scrolling |
f25770e2 | 98 | |
361c560e JH |
99 | const int View::ScaleUnits[3] = {1, 2, 5}; |
100 | ||
2b81ae46 | 101 | View::View(Session &session, QWidget *parent) : |
adb4b10c | 102 | QAbstractScrollArea(parent), |
8dbbc7f0 JH |
103 | session_(session), |
104 | viewport_(new Viewport(*this)), | |
105 | ruler_(new Ruler(*this)), | |
8dbbc7f0 | 106 | header_(new Header(*this)), |
c0100b55 | 107 | scale_(1e-3), |
8dbbc7f0 | 108 | offset_(0), |
8dbbc7f0 | 109 | updating_scroll_(false), |
c7b03d9d | 110 | sticky_scrolling_(false), // Default setting is set in MainWindow::setup_ui() |
ce11b2ea | 111 | always_zoom_to_fit_(false), |
c677193d | 112 | tick_period_(0), |
d001f416 | 113 | tick_prefix_(pv::util::SIPrefix::yocto), |
d40f4db7 | 114 | tick_precision_(0), |
d001f416 | 115 | time_unit_(util::TimeUnit::Time), |
8dbbc7f0 | 116 | show_cursors_(false), |
5c5ce757 | 117 | cursors_(new CursorPair(*this)), |
8914fe79 | 118 | next_flag_text_('A'), |
92ff2b60 | 119 | trigger_markers_(), |
8dbbc7f0 | 120 | hover_point_(-1, -1) |
adb4b10c | 121 | { |
b16907d3 JH |
122 | connect(horizontalScrollBar(), SIGNAL(valueChanged(int)), |
123 | this, SLOT(h_scroll_value_changed(int))); | |
adb4b10c | 124 | connect(verticalScrollBar(), SIGNAL(valueChanged(int)), |
f8400017 | 125 | this, SLOT(v_scroll_value_changed())); |
69dd2b03 | 126 | |
8dbbc7f0 | 127 | connect(&session_, SIGNAL(signals_changed()), |
69dd2b03 | 128 | this, SLOT(signals_changed())); |
8dbbc7f0 | 129 | connect(&session_, SIGNAL(capture_state_changed(int)), |
7ee199a7 | 130 | this, SLOT(capture_state_updated(int))); |
8dbbc7f0 | 131 | connect(&session_, SIGNAL(data_received()), |
1f374035 | 132 | this, SLOT(data_updated())); |
8dbbc7f0 | 133 | connect(&session_, SIGNAL(frame_ended()), |
adb4b10c | 134 | this, SLOT(data_updated())); |
1d8dca91 | 135 | |
8dbbc7f0 | 136 | connect(header_, SIGNAL(selection_changed()), |
819e2e95 JH |
137 | ruler_, SLOT(clear_selection())); |
138 | connect(ruler_, SIGNAL(selection_changed()), | |
8dbbc7f0 | 139 | header_, SLOT(clear_selection())); |
17348f85 | 140 | |
8dbbc7f0 | 141 | connect(header_, SIGNAL(selection_changed()), |
8b454527 | 142 | this, SIGNAL(selection_changed())); |
819e2e95 | 143 | connect(ruler_, SIGNAL(selection_changed()), |
8b454527 JH |
144 | this, SIGNAL(selection_changed())); |
145 | ||
33c62f44 JH |
146 | connect(this, SIGNAL(hover_point_changed()), |
147 | this, SLOT(on_hover_point_changed())); | |
148 | ||
8dbbc7f0 | 149 | connect(&lazy_event_handler_, SIGNAL(timeout()), |
32218d3e | 150 | this, SLOT(process_sticky_events())); |
8dbbc7f0 | 151 | lazy_event_handler_.setSingleShot(true); |
32218d3e | 152 | |
c7b03d9d SA |
153 | connect(&delayed_view_updater_, SIGNAL(timeout()), |
154 | this, SLOT(perform_delayed_view_update())); | |
155 | delayed_view_updater_.setSingleShot(true); | |
156 | delayed_view_updater_.setInterval(1000 / MaxViewAutoUpdateRate); | |
157 | ||
8dbbc7f0 | 158 | setViewport(viewport_); |
cbd80f64 | 159 | |
8dbbc7f0 JH |
160 | viewport_->installEventFilter(this); |
161 | ruler_->installEventFilter(this); | |
8dbbc7f0 | 162 | header_->installEventFilter(this); |
d873f4d6 | 163 | |
9f46d905 JH |
164 | // Trigger the initial event manually. The default device has signals |
165 | // which were created before this object came into being | |
d873f4d6 | 166 | signals_changed(); |
84a0d458 | 167 | |
512bfc56 | 168 | // make sure the transparent widgets are on the top |
819e2e95 | 169 | ruler_->raise(); |
8dbbc7f0 | 170 | header_->raise(); |
361c560e JH |
171 | |
172 | // Update the zoom state | |
173 | calculate_tick_spacing(); | |
adb4b10c JH |
174 | } |
175 | ||
2b81ae46 | 176 | Session& View::session() |
1d19ef83 | 177 | { |
8dbbc7f0 | 178 | return session_; |
1d19ef83 JH |
179 | } |
180 | ||
2b81ae46 | 181 | const Session& View::session() const |
38eeddea | 182 | { |
8dbbc7f0 | 183 | return session_; |
38eeddea JH |
184 | } |
185 | ||
eae6e30a JH |
186 | View* View::view() |
187 | { | |
188 | return this; | |
189 | } | |
190 | ||
191 | const View* View::view() const | |
192 | { | |
193 | return this; | |
194 | } | |
195 | ||
2ae445ba SA |
196 | Viewport* View::viewport() |
197 | { | |
8dbbc7f0 | 198 | return viewport_; |
2ae445ba SA |
199 | } |
200 | ||
201 | const Viewport* View::viewport() const | |
202 | { | |
8dbbc7f0 | 203 | return viewport_; |
2ae445ba SA |
204 | } |
205 | ||
2496bf45 JH |
206 | vector< shared_ptr<TimeItem> > View::time_items() const |
207 | { | |
8914fe79 JH |
208 | const vector<shared_ptr<Flag>> f(flags()); |
209 | vector<shared_ptr<TimeItem>> items(f.begin(), f.end()); | |
5a3e53f6 | 210 | items.push_back(cursors_); |
5c5ce757 JH |
211 | items.push_back(cursors_->first()); |
212 | items.push_back(cursors_->second()); | |
1a2288a1 | 213 | |
92ff2b60 TS |
214 | for (auto trigger_marker : trigger_markers_) |
215 | items.push_back(trigger_marker); | |
1a2288a1 | 216 | |
2496bf45 JH |
217 | return items; |
218 | } | |
219 | ||
cdf7bea7 | 220 | double View::scale() const |
adb4b10c | 221 | { |
8dbbc7f0 | 222 | return scale_; |
adb4b10c JH |
223 | } |
224 | ||
4b0af0b6 JS |
225 | void View::set_scale(double scale) |
226 | { | |
227 | if (scale_ != scale) { | |
228 | scale_ = scale; | |
229 | Q_EMIT scale_changed(); | |
230 | } | |
231 | } | |
232 | ||
60d9b99a | 233 | const Timestamp& View::offset() const |
adb4b10c | 234 | { |
8dbbc7f0 | 235 | return offset_; |
adb4b10c JH |
236 | } |
237 | ||
4b0af0b6 JS |
238 | void View::set_offset(const pv::util::Timestamp& offset) |
239 | { | |
240 | if (offset_ != offset) { | |
241 | offset_ = offset; | |
242 | Q_EMIT offset_changed(); | |
243 | } | |
244 | } | |
245 | ||
7ff0145f | 246 | int View::owner_visual_v_offset() const |
adb4b10c | 247 | { |
f8400017 | 248 | return -verticalScrollBar()->sliderPosition(); |
adb4b10c JH |
249 | } |
250 | ||
4d476647 JH |
251 | void View::set_v_offset(int offset) |
252 | { | |
253 | verticalScrollBar()->setSliderPosition(offset); | |
254 | header_->update(); | |
255 | viewport_->update(); | |
256 | } | |
257 | ||
3e769a37 JH |
258 | unsigned int View::depth() const |
259 | { | |
260 | return 0; | |
261 | } | |
262 | ||
d001f416 | 263 | pv::util::SIPrefix View::tick_prefix() const |
361c560e JH |
264 | { |
265 | return tick_prefix_; | |
266 | } | |
267 | ||
4b0af0b6 JS |
268 | void View::set_tick_prefix(pv::util::SIPrefix tick_prefix) |
269 | { | |
270 | if (tick_prefix_ != tick_prefix) { | |
271 | tick_prefix_ = tick_prefix; | |
272 | Q_EMIT tick_prefix_changed(); | |
273 | } | |
274 | } | |
275 | ||
d40f4db7 SA |
276 | unsigned int View::tick_precision() const |
277 | { | |
278 | return tick_precision_; | |
279 | } | |
280 | ||
4b0af0b6 JS |
281 | void View::set_tick_precision(unsigned tick_precision) |
282 | { | |
283 | if (tick_precision_ != tick_precision) { | |
284 | tick_precision_ = tick_precision; | |
285 | Q_EMIT tick_precision_changed(); | |
286 | } | |
287 | } | |
288 | ||
c677193d | 289 | const pv::util::Timestamp& View::tick_period() const |
361c560e JH |
290 | { |
291 | return tick_period_; | |
292 | } | |
293 | ||
c677193d | 294 | void View::set_tick_period(const pv::util::Timestamp& tick_period) |
4b0af0b6 JS |
295 | { |
296 | if (tick_period_ != tick_period) { | |
297 | tick_period_ = tick_period; | |
298 | Q_EMIT tick_period_changed(); | |
299 | } | |
300 | } | |
301 | ||
ef454ad5 SA |
302 | TimeUnit View::time_unit() const |
303 | { | |
304 | return time_unit_; | |
305 | } | |
306 | ||
4b0af0b6 JS |
307 | void View::set_time_unit(pv::util::TimeUnit time_unit) |
308 | { | |
309 | if (time_unit_ != time_unit) { | |
310 | time_unit_ = time_unit; | |
311 | Q_EMIT time_unit_changed(); | |
312 | } | |
313 | } | |
314 | ||
cdf7bea7 | 315 | void View::zoom(double steps) |
adb4b10c | 316 | { |
8dbbc7f0 | 317 | zoom(steps, viewport_->width() / 2); |
adb4b10c JH |
318 | } |
319 | ||
17c0f398 JH |
320 | void View::zoom(double steps, int offset) |
321 | { | |
8dbbc7f0 | 322 | set_zoom(scale_ * pow(3.0/2.0, -steps), offset); |
17c0f398 JH |
323 | } |
324 | ||
ce11b2ea | 325 | void View::zoom_fit(bool gui_state) |
ca46b534 | 326 | { |
ce11b2ea SA |
327 | // Act as one-shot when stopped, toggle along with the GUI otherwise |
328 | if (session_.get_capture_state() == Session::Stopped) { | |
329 | always_zoom_to_fit_ = false; | |
330 | always_zoom_to_fit_changed(false); | |
331 | } else { | |
332 | always_zoom_to_fit_ = gui_state; | |
333 | always_zoom_to_fit_changed(gui_state); | |
334 | } | |
335 | ||
60d9b99a JS |
336 | const pair<Timestamp, Timestamp> extents = get_time_extents(); |
337 | const Timestamp delta = extents.second - extents.first; | |
338 | if (delta < Timestamp("1e-12")) | |
ca46b534 JH |
339 | return; |
340 | ||
8dbbc7f0 JH |
341 | assert(viewport_); |
342 | const int w = viewport_->width(); | |
ca46b534 JH |
343 | if (w <= 0) |
344 | return; | |
345 | ||
60d9b99a JS |
346 | const Timestamp scale = max(min(delta / w, MaxScale), MinScale); |
347 | set_scale_offset(scale.convert_to<double>(), extents.first); | |
ca46b534 JH |
348 | } |
349 | ||
d1e7d82c JH |
350 | void View::zoom_one_to_one() |
351 | { | |
352 | using pv::data::SignalData; | |
353 | ||
d1e7d82c | 354 | // Make a set of all the visible data objects |
0fc664a9 | 355 | set< shared_ptr<SignalData> > visible_data = get_visible_data(); |
d1e7d82c JH |
356 | if (visible_data.empty()) |
357 | return; | |
358 | ||
8dbbc7f0 JH |
359 | assert(viewport_); |
360 | const int w = viewport_->width(); | |
d1e7d82c JH |
361 | if (w <= 0) |
362 | return; | |
363 | ||
2220e942 | 364 | set_zoom(1.0 / session_.get_samplerate(), w / 2); |
d1e7d82c JH |
365 | } |
366 | ||
60d9b99a | 367 | void View::set_scale_offset(double scale, const Timestamp& offset) |
adb4b10c | 368 | { |
ce11b2ea SA |
369 | // Disable sticky scrolling / always zoom to fit when acquisition runs |
370 | // and user drags the viewport | |
c7b03d9d | 371 | if ((scale_ == scale) && (offset_ != offset) && |
ce11b2ea SA |
372 | (session_.get_capture_state() == Session::Running)) { |
373 | ||
374 | if (sticky_scrolling_) { | |
375 | sticky_scrolling_ = false; | |
376 | sticky_scrolling_changed(false); | |
377 | } | |
378 | ||
379 | if (always_zoom_to_fit_) { | |
380 | always_zoom_to_fit_ = false; | |
381 | always_zoom_to_fit_changed(false); | |
382 | } | |
c7b03d9d SA |
383 | } |
384 | ||
4b0af0b6 JS |
385 | set_scale(scale); |
386 | set_offset(offset); | |
ccdd3ef5 | 387 | |
361c560e JH |
388 | calculate_tick_spacing(); |
389 | ||
adb4b10c | 390 | update_scroll(); |
8dbbc7f0 | 391 | ruler_->update(); |
8dbbc7f0 | 392 | viewport_->update(); |
adb4b10c JH |
393 | } |
394 | ||
1bc6525b JH |
395 | set< shared_ptr<SignalData> > View::get_visible_data() const |
396 | { | |
bf914698 | 397 | const unordered_set< shared_ptr<Signal> > sigs(session().signals()); |
1bc6525b JH |
398 | |
399 | // Make a set of all the visible data objects | |
400 | set< shared_ptr<SignalData> > visible_data; | |
d9aecf1f | 401 | for (const shared_ptr<Signal> sig : sigs) |
1bc6525b JH |
402 | if (sig->enabled()) |
403 | visible_data.insert(sig->data()); | |
404 | ||
405 | return visible_data; | |
406 | } | |
407 | ||
60d9b99a | 408 | pair<Timestamp, Timestamp> View::get_time_extents() const |
1bc6525b | 409 | { |
60d9b99a | 410 | boost::optional<Timestamp> left_time, right_time; |
7f4038d6 | 411 | const set< shared_ptr<SignalData> > visible_data = get_visible_data(); |
2ad82c2e | 412 | for (const shared_ptr<SignalData> d : visible_data) { |
f3d66e52 JH |
413 | const vector< shared_ptr<Segment> > segments = |
414 | d->segments(); | |
415 | for (const shared_ptr<Segment> &s : segments) { | |
ff008de6 JH |
416 | double samplerate = s->samplerate(); |
417 | samplerate = (samplerate <= 0.0) ? 1.0 : samplerate; | |
418 | ||
60d9b99a JS |
419 | const Timestamp start_time = s->start_time(); |
420 | left_time = left_time ? | |
421 | min(*left_time, start_time) : | |
422 | start_time; | |
423 | right_time = right_time ? | |
424 | max(*right_time, start_time + d->max_sample_count() / samplerate) : | |
425 | start_time + d->max_sample_count() / samplerate; | |
7f4038d6 | 426 | } |
1bc6525b JH |
427 | } |
428 | ||
60d9b99a JS |
429 | if (!left_time || !right_time) |
430 | return make_pair(0, 0); | |
7f4038d6 | 431 | |
60d9b99a JS |
432 | assert(*left_time < *right_time); |
433 | return make_pair(*left_time, *right_time); | |
1bc6525b JH |
434 | } |
435 | ||
c7b03d9d SA |
436 | void View::enable_sticky_scrolling(bool state) |
437 | { | |
438 | sticky_scrolling_ = state; | |
439 | } | |
440 | ||
574c568d SA |
441 | void View::enable_coloured_bg(bool state) |
442 | { | |
443 | const vector<shared_ptr<TraceTreeItem>> items( | |
444 | list_by_type<TraceTreeItem>()); | |
445 | ||
446 | for (shared_ptr<TraceTreeItem> i : items) { | |
447 | // Can't cast to Trace because it's abstract, so we need to | |
448 | // check for any derived classes individually | |
449 | ||
450 | shared_ptr<AnalogSignal> a = dynamic_pointer_cast<AnalogSignal>(i); | |
451 | if (a) | |
452 | a->set_coloured_bg(state); | |
453 | ||
454 | shared_ptr<LogicSignal> l = dynamic_pointer_cast<LogicSignal>(i); | |
455 | if (l) | |
456 | l->set_coloured_bg(state); | |
457 | ||
458 | shared_ptr<DecodeTrace> d = dynamic_pointer_cast<DecodeTrace>(i); | |
459 | if (d) | |
460 | d->set_coloured_bg(state); | |
461 | } | |
462 | ||
463 | viewport_->update(); | |
464 | } | |
465 | ||
f76af637 JH |
466 | bool View::cursors_shown() const |
467 | { | |
8dbbc7f0 | 468 | return show_cursors_; |
f76af637 JH |
469 | } |
470 | ||
471 | void View::show_cursors(bool show) | |
472 | { | |
8dbbc7f0 | 473 | show_cursors_ = show; |
819e2e95 | 474 | ruler_->update(); |
8dbbc7f0 | 475 | viewport_->update(); |
f76af637 JH |
476 | } |
477 | ||
b4d91e56 JH |
478 | void View::centre_cursors() |
479 | { | |
8dbbc7f0 | 480 | const double time_width = scale_ * viewport_->width(); |
5c5ce757 JH |
481 | cursors_->first()->set_time(offset_ + time_width * 0.4); |
482 | cursors_->second()->set_time(offset_ + time_width * 0.6); | |
819e2e95 | 483 | ruler_->update(); |
8dbbc7f0 | 484 | viewport_->update(); |
b4d91e56 JH |
485 | } |
486 | ||
5c5ce757 | 487 | std::shared_ptr<CursorPair> View::cursors() const |
58864c5c | 488 | { |
8dbbc7f0 | 489 | return cursors_; |
58864c5c JH |
490 | } |
491 | ||
60d9b99a | 492 | void View::add_flag(const Timestamp& time) |
8914fe79 JH |
493 | { |
494 | flags_.push_back(shared_ptr<Flag>(new Flag(*this, time, | |
495 | QString("%1").arg(next_flag_text_)))); | |
48257a69 | 496 | |
8914fe79 JH |
497 | next_flag_text_ = (next_flag_text_ >= 'Z') ? 'A' : |
498 | (next_flag_text_ + 1); | |
48257a69 | 499 | |
8914fe79 JH |
500 | time_item_appearance_changed(true, true); |
501 | } | |
502 | ||
503 | void View::remove_flag(std::shared_ptr<Flag> flag) | |
504 | { | |
505 | flags_.remove(flag); | |
506 | time_item_appearance_changed(true, true); | |
507 | } | |
508 | ||
509 | vector< std::shared_ptr<Flag> > View::flags() const | |
510 | { | |
511 | vector< std::shared_ptr<Flag> > flags(flags_.begin(), flags_.end()); | |
512 | stable_sort(flags.begin(), flags.end(), | |
513 | [](const shared_ptr<Flag> &a, const shared_ptr<Flag> &b) { | |
514 | return a->time() < b->time(); | |
515 | }); | |
516 | ||
517 | return flags; | |
518 | } | |
519 | ||
cbd80f64 JH |
520 | const QPoint& View::hover_point() const |
521 | { | |
8dbbc7f0 | 522 | return hover_point_; |
cbd80f64 JH |
523 | } |
524 | ||
9cef9567 JH |
525 | void View::update_viewport() |
526 | { | |
8dbbc7f0 JH |
527 | assert(viewport_); |
528 | viewport_->update(); | |
529 | header_->update(); | |
7ff0145f JH |
530 | } |
531 | ||
af503b10 | 532 | void View::restack_all_trace_tree_items() |
7ff0145f | 533 | { |
873cbed0 | 534 | // Make a list of owners that is sorted from deepest first |
cc88566c JH |
535 | const vector<shared_ptr<TraceTreeItem>> items( |
536 | list_by_type<TraceTreeItem>()); | |
4800cf9a | 537 | set< TraceTreeItemOwner* > owners; |
cc88566c | 538 | for (const auto &r : items) |
4800cf9a | 539 | owners.insert(r->owner()); |
af503b10 | 540 | vector< TraceTreeItemOwner* > sorted_owners(owners.begin(), owners.end()); |
7ff0145f | 541 | sort(sorted_owners.begin(), sorted_owners.end(), |
af503b10 | 542 | [](const TraceTreeItemOwner* a, const TraceTreeItemOwner *b) { |
7ff0145f JH |
543 | return a->depth() > b->depth(); }); |
544 | ||
545 | // Restack the items recursively | |
546 | for (auto &o : sorted_owners) | |
547 | o->restack_items(); | |
548 | ||
549 | // Animate the items to their destination | |
cef5997e JH |
550 | for (const auto &i : items) |
551 | i->animate_to_layout_v_offset(); | |
9cef9567 JH |
552 | } |
553 | ||
48257a69 SA |
554 | void View::trigger_event(util::Timestamp location) |
555 | { | |
92ff2b60 TS |
556 | trigger_markers_.push_back(shared_ptr<TriggerMarker>( |
557 | new TriggerMarker(*this, location))); | |
48257a69 SA |
558 | } |
559 | ||
60d9b99a | 560 | void View::get_scroll_layout(double &length, Timestamp &offset) const |
f25770e2 | 561 | { |
60d9b99a JS |
562 | const pair<Timestamp, Timestamp> extents = get_time_extents(); |
563 | length = ((extents.second - extents.first) / scale_).convert_to<double>(); | |
8dbbc7f0 | 564 | offset = offset_ / scale_; |
f25770e2 JH |
565 | } |
566 | ||
d1e7d82c JH |
567 | void View::set_zoom(double scale, int offset) |
568 | { | |
ce11b2ea SA |
569 | // Reset the "always zoom to fit" feature as the user changed the zoom |
570 | always_zoom_to_fit_ = false; | |
571 | always_zoom_to_fit_changed(false); | |
572 | ||
60d9b99a JS |
573 | const Timestamp cursor_offset = offset_ + scale_ * offset; |
574 | const Timestamp new_scale = max(min(Timestamp(scale), MaxScale), MinScale); | |
575 | const Timestamp new_offset = cursor_offset - new_scale * offset; | |
576 | set_scale_offset(new_scale.convert_to<double>(), new_offset); | |
d1e7d82c JH |
577 | } |
578 | ||
361c560e JH |
579 | void View::calculate_tick_spacing() |
580 | { | |
8a1bc087 | 581 | const double SpacingIncrement = 10.0f; |
8a463dbc | 582 | const double MinValueSpacing = 40.0f; |
361c560e | 583 | |
1e124d4b SA |
584 | // Figure out the highest numeric value visible on a label |
585 | const QSize areaSize = viewport_->size(); | |
60d9b99a | 586 | const Timestamp max_time = max(fabs(offset_), |
1e124d4b SA |
587 | fabs(offset_ + scale_ * areaSize.width())); |
588 | ||
d40f4db7 SA |
589 | double min_width = SpacingIncrement; |
590 | double label_width, tick_period_width; | |
361c560e JH |
591 | |
592 | QFontMetrics m(QApplication::font()); | |
593 | ||
adb3831e JS |
594 | // Copies of the member variables with the same name, used in the calculation |
595 | // and written back afterwards, so that we don't emit signals all the time | |
596 | // during the calculation. | |
597 | pv::util::Timestamp tick_period = tick_period_; | |
598 | pv::util::SIPrefix tick_prefix = tick_prefix_; | |
599 | unsigned tick_precision = tick_precision_; | |
600 | ||
361c560e JH |
601 | do { |
602 | const double min_period = scale_ * min_width; | |
603 | ||
604 | const int order = (int)floorf(log10f(min_period)); | |
c677193d JS |
605 | const pv::util::Timestamp order_decimal = |
606 | pow(pv::util::Timestamp(10), order); | |
361c560e | 607 | |
8a1bc087 SA |
608 | // Allow for a margin of error so that a scale unit of 1 can be used. |
609 | // Otherwise, for a SU of 1 the tick period will almost always be below | |
610 | // the min_period by a small amount - and thus skipped in favor of 2. | |
611 | // Note: margin assumes that SU[0] and SU[1] contain the smallest values | |
612 | double tp_margin = (ScaleUnits[0] + ScaleUnits[1]) / 2.0; | |
613 | double tp_with_margin; | |
361c560e JH |
614 | unsigned int unit = 0; |
615 | ||
616 | do { | |
c677193d JS |
617 | tp_with_margin = order_decimal.convert_to<double>() * |
618 | (ScaleUnits[unit++] + tp_margin); | |
8a1bc087 | 619 | } while (tp_with_margin < min_period && unit < countof(ScaleUnits)); |
361c560e | 620 | |
adb3831e JS |
621 | tick_period = order_decimal * ScaleUnits[unit - 1]; |
622 | tick_prefix = static_cast<pv::util::SIPrefix>( | |
623 | (order - pv::util::exponent(pv::util::SIPrefix::yocto)) / 3); | |
361c560e | 624 | |
d40f4db7 SA |
625 | // Precision is the number of fractional digits required, not |
626 | // taking the prefix into account (and it must never be negative) | |
adb3831e | 627 | tick_precision = std::max(ceil(log10(1 / tick_period)).convert_to<int>(), 0); |
d40f4db7 | 628 | |
adb3831e | 629 | tick_period_width = (tick_period / scale_).convert_to<double>(); |
d40f4db7 | 630 | |
3ccf0f7f JS |
631 | const QString label_text = Ruler::format_time_with_distance( |
632 | tick_period, max_time, tick_prefix, time_unit_, tick_precision); | |
d40f4db7 SA |
633 | |
634 | label_width = m.boundingRect(0, 0, INT_MAX, INT_MAX, | |
635 | Qt::AlignLeft | Qt::AlignTop, label_text).width() + | |
361c560e JH |
636 | MinValueSpacing; |
637 | ||
638 | min_width += SpacingIncrement; | |
d40f4db7 | 639 | } while (tick_period_width < label_width); |
adb3831e JS |
640 | |
641 | set_tick_period(tick_period); | |
642 | set_tick_prefix(tick_prefix); | |
643 | set_tick_precision(tick_precision); | |
361c560e JH |
644 | } |
645 | ||
cdf7bea7 | 646 | void View::update_scroll() |
adb4b10c | 647 | { |
8dbbc7f0 | 648 | assert(viewport_); |
adb4b10c | 649 | |
8dbbc7f0 | 650 | const QSize areaSize = viewport_->size(); |
adb4b10c JH |
651 | |
652 | // Set the horizontal scroll bar | |
60d9b99a JS |
653 | double length = 0; |
654 | Timestamp offset; | |
f25770e2 JH |
655 | get_scroll_layout(length, offset); |
656 | length = max(length - areaSize.width(), 0.0); | |
adb4b10c | 657 | |
c677193d | 658 | int major_tick_distance = (tick_period_ / scale_).convert_to<int>(); |
d7aae647 | 659 | |
b4ef7f2a | 660 | horizontalScrollBar()->setPageStep(areaSize.width() / 2); |
d7aae647 | 661 | horizontalScrollBar()->setSingleStep(major_tick_distance); |
f25770e2 | 662 | |
8dbbc7f0 | 663 | updating_scroll_ = true; |
528bd8a1 | 664 | |
333d5bbc | 665 | if (length < MaxScrollValue) { |
f25770e2 | 666 | horizontalScrollBar()->setRange(0, length); |
60d9b99a | 667 | horizontalScrollBar()->setSliderPosition(offset.convert_to<double>()); |
f25770e2 JH |
668 | } else { |
669 | horizontalScrollBar()->setRange(0, MaxScrollValue); | |
670 | horizontalScrollBar()->setSliderPosition( | |
60d9b99a | 671 | (offset_ * MaxScrollValue / (scale_ * length)).convert_to<double>()); |
f25770e2 | 672 | } |
adb4b10c | 673 | |
8dbbc7f0 | 674 | updating_scroll_ = false; |
528bd8a1 | 675 | |
adb4b10c JH |
676 | // Set the vertical scrollbar |
677 | verticalScrollBar()->setPageStep(areaSize.height()); | |
65c34596 | 678 | verticalScrollBar()->setSingleStep(areaSize.height() / 8); |
a5d93c27 JH |
679 | |
680 | const pair<int, int> extents = v_extents(); | |
f1d9ac67 SA |
681 | verticalScrollBar()->setRange(extents.first - (areaSize.height() / 2), |
682 | extents.second - (areaSize.height() / 2)); | |
adb4b10c JH |
683 | } |
684 | ||
d7c0ca4a JH |
685 | void View::update_layout() |
686 | { | |
512bfc56 | 687 | setViewportMargins( |
8dbbc7f0 JH |
688 | header_->sizeHint().width() - pv::view::Header::BaselineOffset, |
689 | ruler_->sizeHint().height(), 0, 0); | |
690 | ruler_->setGeometry(viewport_->x(), 0, | |
819e2e95 | 691 | viewport_->width(), ruler_->extended_size_hint().height()); |
8dbbc7f0 | 692 | header_->setGeometry(0, viewport_->y(), |
819e2e95 | 693 | header_->extended_size_hint().width(), viewport_->height()); |
d7c0ca4a JH |
694 | update_scroll(); |
695 | } | |
696 | ||
b3f44329 | 697 | void View::paint_label(QPainter &p, const QRect &rect, bool hover) |
eae6e30a JH |
698 | { |
699 | (void)p; | |
b3f44329 | 700 | (void)rect; |
eae6e30a JH |
701 | (void)hover; |
702 | } | |
703 | ||
b3f44329 | 704 | QRectF View::label_rect(const QRectF &rect) |
eae6e30a | 705 | { |
b3f44329 | 706 | (void)rect; |
eae6e30a JH |
707 | return QRectF(); |
708 | } | |
709 | ||
af503b10 | 710 | TraceTreeItemOwner* View::find_prevalent_trace_group( |
cf124e47 JH |
711 | const shared_ptr<sigrok::ChannelGroup> &group, |
712 | const unordered_map<shared_ptr<sigrok::Channel>, shared_ptr<Signal> > | |
713 | &signal_map) | |
448a72cf | 714 | { |
cf124e47 | 715 | assert(group); |
448a72cf | 716 | |
af503b10 JH |
717 | unordered_set<TraceTreeItemOwner*> owners; |
718 | vector<TraceTreeItemOwner*> owner_list; | |
448a72cf | 719 | |
cf124e47 JH |
720 | // Make a set and a list of all the owners |
721 | for (const auto &channel : group->channels()) { | |
448a72cf | 722 | const auto iter = signal_map.find(channel); |
cf124e47 | 723 | if (iter == signal_map.end()) |
448a72cf JH |
724 | continue; |
725 | ||
af503b10 | 726 | TraceTreeItemOwner *const o = (*iter).second->owner(); |
cf124e47 JH |
727 | owner_list.push_back(o); |
728 | owners.insert(o); | |
729 | } | |
448a72cf | 730 | |
cf124e47 JH |
731 | // Iterate through the list of owners, and find the most prevalent |
732 | size_t max_prevalence = 0; | |
af503b10 JH |
733 | TraceTreeItemOwner *prevalent_owner = nullptr; |
734 | for (TraceTreeItemOwner *owner : owners) { | |
cf124e47 JH |
735 | const size_t prevalence = std::count_if( |
736 | owner_list.begin(), owner_list.end(), | |
af503b10 | 737 | [&](TraceTreeItemOwner *o) { return o == owner; }); |
cf124e47 JH |
738 | if (prevalence > max_prevalence) { |
739 | max_prevalence = prevalence; | |
740 | prevalent_owner = owner; | |
741 | } | |
448a72cf JH |
742 | } |
743 | ||
cf124e47 | 744 | return prevalent_owner; |
448a72cf JH |
745 | } |
746 | ||
cf124e47 JH |
747 | vector< shared_ptr<Trace> > View::extract_new_traces_for_channels( |
748 | const vector< shared_ptr<sigrok::Channel> > &channels, | |
749 | const unordered_map<shared_ptr<sigrok::Channel>, shared_ptr<Signal> > | |
750 | &signal_map, | |
751 | set< shared_ptr<Trace> > &add_list) | |
752 | { | |
753 | vector< shared_ptr<Trace> > filtered_traces; | |
754 | ||
2ad82c2e | 755 | for (const auto &channel : channels) { |
cf124e47 JH |
756 | const auto map_iter = signal_map.find(channel); |
757 | if (map_iter == signal_map.end()) | |
758 | continue; | |
759 | ||
760 | shared_ptr<Trace> trace = (*map_iter).second; | |
761 | const auto list_iter = add_list.find(trace); | |
762 | if (list_iter == add_list.end()) | |
763 | continue; | |
764 | ||
765 | filtered_traces.push_back(trace); | |
766 | add_list.erase(list_iter); | |
767 | } | |
768 | ||
769 | return filtered_traces; | |
448a72cf JH |
770 | } |
771 | ||
ef454ad5 SA |
772 | void View::determine_time_unit() |
773 | { | |
7ee199a7 | 774 | // Check whether we know the sample rate and hence can use time as the unit |
d001f416 | 775 | if (time_unit_ == util::TimeUnit::Samples) { |
bf914698 | 776 | const unordered_set< shared_ptr<Signal> > sigs(session().signals()); |
7ee199a7 SA |
777 | |
778 | // Check all signals but... | |
779 | for (const shared_ptr<Signal> signal : sigs) { | |
780 | const shared_ptr<SignalData> data = signal->data(); | |
781 | ||
782 | // ...only check first segment of each | |
783 | const vector< shared_ptr<Segment> > segments = data->segments(); | |
784 | if (!segments.empty()) | |
785 | if (segments[0]->samplerate()) { | |
4b0af0b6 | 786 | set_time_unit(util::TimeUnit::Time); |
7ee199a7 SA |
787 | break; |
788 | } | |
789 | } | |
ef454ad5 SA |
790 | } |
791 | } | |
792 | ||
cbd80f64 JH |
793 | bool View::eventFilter(QObject *object, QEvent *event) |
794 | { | |
795 | const QEvent::Type type = event->type(); | |
333d5bbc | 796 | if (type == QEvent::MouseMove) { |
cbd80f64 JH |
797 | |
798 | const QMouseEvent *const mouse_event = (QMouseEvent*)event; | |
8dbbc7f0 JH |
799 | if (object == viewport_) |
800 | hover_point_ = mouse_event->pos(); | |
819e2e95 | 801 | else if (object == ruler_) |
8dbbc7f0 JH |
802 | hover_point_ = QPoint(mouse_event->x(), 0); |
803 | else if (object == header_) | |
804 | hover_point_ = QPoint(0, mouse_event->y()); | |
cbd80f64 | 805 | else |
8dbbc7f0 | 806 | hover_point_ = QPoint(-1, -1); |
cbd80f64 JH |
807 | |
808 | hover_point_changed(); | |
809 | ||
333d5bbc | 810 | } else if (type == QEvent::Leave) { |
8dbbc7f0 | 811 | hover_point_ = QPoint(-1, -1); |
cbd80f64 JH |
812 | hover_point_changed(); |
813 | } | |
814 | ||
815 | return QObject::eventFilter(object, event); | |
816 | } | |
817 | ||
cdf7bea7 | 818 | bool View::viewportEvent(QEvent *e) |
adb4b10c | 819 | { |
2ad82c2e | 820 | switch (e->type()) { |
adb4b10c JH |
821 | case QEvent::Paint: |
822 | case QEvent::MouseButtonPress: | |
823 | case QEvent::MouseButtonRelease: | |
824 | case QEvent::MouseButtonDblClick: | |
825 | case QEvent::MouseMove: | |
826 | case QEvent::Wheel: | |
4b4f1c0d MC |
827 | case QEvent::TouchBegin: |
828 | case QEvent::TouchUpdate: | |
829 | case QEvent::TouchEnd: | |
adb4b10c | 830 | return false; |
adb4b10c JH |
831 | default: |
832 | return QAbstractScrollArea::viewportEvent(e); | |
833 | } | |
834 | } | |
835 | ||
e314eca4 | 836 | void View::resizeEvent(QResizeEvent*) |
adb4b10c | 837 | { |
d7c0ca4a | 838 | update_layout(); |
adb4b10c JH |
839 | } |
840 | ||
6e2c3c85 | 841 | void View::row_item_appearance_changed(bool label, bool content) |
32218d3e JH |
842 | { |
843 | if (label) | |
8dbbc7f0 | 844 | header_->update(); |
32218d3e | 845 | if (content) |
8dbbc7f0 | 846 | viewport_->update(); |
32218d3e JH |
847 | } |
848 | ||
98cfe4e8 JH |
849 | void View::time_item_appearance_changed(bool label, bool content) |
850 | { | |
851 | if (label) | |
819e2e95 | 852 | ruler_->update(); |
98cfe4e8 JH |
853 | if (content) |
854 | viewport_->update(); | |
855 | } | |
856 | ||
32218d3e JH |
857 | void View::extents_changed(bool horz, bool vert) |
858 | { | |
8dbbc7f0 | 859 | sticky_events_ |= |
af503b10 JH |
860 | (horz ? TraceTreeItemHExtentsChanged : 0) | |
861 | (vert ? TraceTreeItemVExtentsChanged : 0); | |
8dbbc7f0 | 862 | lazy_event_handler_.start(); |
32218d3e JH |
863 | } |
864 | ||
b16907d3 | 865 | void View::h_scroll_value_changed(int value) |
adb4b10c | 866 | { |
8dbbc7f0 | 867 | if (updating_scroll_) |
528bd8a1 JH |
868 | return; |
869 | ||
c7b03d9d SA |
870 | // Disable sticky scrolling when user moves the horizontal scroll bar |
871 | // during a running acquisition | |
872 | if (sticky_scrolling_ && (session_.get_capture_state() == Session::Running)) { | |
873 | sticky_scrolling_ = false; | |
874 | sticky_scrolling_changed(false); | |
875 | } | |
876 | ||
f25770e2 | 877 | const int range = horizontalScrollBar()->maximum(); |
333d5bbc | 878 | if (range < MaxScrollValue) |
4b0af0b6 | 879 | set_offset(scale_ * value); |
f25770e2 | 880 | else { |
60d9b99a JS |
881 | double length = 0; |
882 | Timestamp offset; | |
f25770e2 | 883 | get_scroll_layout(length, offset); |
4b0af0b6 | 884 | set_offset(scale_ * length * value / MaxScrollValue); |
f25770e2 JH |
885 | } |
886 | ||
8dbbc7f0 | 887 | ruler_->update(); |
8dbbc7f0 | 888 | viewport_->update(); |
adb4b10c JH |
889 | } |
890 | ||
f8400017 | 891 | void View::v_scroll_value_changed() |
adb4b10c | 892 | { |
8dbbc7f0 JH |
893 | header_->update(); |
894 | viewport_->update(); | |
adb4b10c JH |
895 | } |
896 | ||
69dd2b03 JH |
897 | void View::signals_changed() |
898 | { | |
769a79b5 JH |
899 | using sigrok::Channel; |
900 | ||
af503b10 | 901 | vector< shared_ptr<TraceTreeItem> > new_top_level_items; |
68b21a71 | 902 | |
e37e05f7 JH |
903 | const auto device = session_.device(); |
904 | if (!device) | |
905 | return; | |
906 | ||
907 | shared_ptr<sigrok::Device> sr_dev = device->device(); | |
908 | assert(sr_dev); | |
448a72cf | 909 | |
769a79b5 JH |
910 | const vector< shared_ptr<Channel> > channels( |
911 | sr_dev->channels()); | |
912 | ||
cf124e47 JH |
913 | // Make a list of traces that are being added, and a list of traces |
914 | // that are being removed | |
364d2155 JH |
915 | const vector<shared_ptr<Trace>> prev_trace_list = list_by_type<Trace>(); |
916 | const set<shared_ptr<Trace>> prev_traces( | |
917 | prev_trace_list.begin(), prev_trace_list.end()); | |
448a72cf | 918 | |
bf914698 | 919 | const unordered_set< shared_ptr<Signal> > sigs(session_.signals()); |
448a72cf | 920 | |
cf124e47 JH |
921 | set< shared_ptr<Trace> > traces(sigs.begin(), sigs.end()); |
922 | ||
923 | #ifdef ENABLE_DECODE | |
924 | const vector< shared_ptr<DecodeTrace> > decode_traces( | |
925 | session().get_decode_signals()); | |
926 | traces.insert(decode_traces.begin(), decode_traces.end()); | |
927 | #endif | |
928 | ||
929 | set< shared_ptr<Trace> > add_traces; | |
930 | set_difference(traces.begin(), traces.end(), | |
931 | prev_traces.begin(), prev_traces.end(), | |
932 | inserter(add_traces, add_traces.begin())); | |
933 | ||
934 | set< shared_ptr<Trace> > remove_traces; | |
935 | set_difference(prev_traces.begin(), prev_traces.end(), | |
936 | traces.begin(), traces.end(), | |
937 | inserter(remove_traces, remove_traces.begin())); | |
938 | ||
939 | // Make a look-up table of sigrok Channels to pulseview Signals | |
940 | unordered_map<shared_ptr<sigrok::Channel>, shared_ptr<Signal> > | |
941 | signal_map; | |
448a72cf JH |
942 | for (const shared_ptr<Signal> &sig : sigs) |
943 | signal_map[sig->channel()] = sig; | |
944 | ||
945 | // Populate channel groups | |
2ad82c2e | 946 | for (auto entry : sr_dev->channel_groups()) { |
448a72cf JH |
947 | const shared_ptr<sigrok::ChannelGroup> &group = entry.second; |
948 | ||
949 | if (group->channels().size() <= 1) | |
950 | continue; | |
951 | ||
cf124e47 | 952 | // Find best trace group to add to |
af503b10 | 953 | TraceTreeItemOwner *owner = find_prevalent_trace_group( |
cf124e47 | 954 | group, signal_map); |
448a72cf | 955 | |
cf124e47 JH |
956 | // If there is no trace group, create one |
957 | shared_ptr<TraceGroup> new_trace_group; | |
958 | if (!owner) { | |
959 | new_trace_group.reset(new TraceGroup()); | |
960 | owner = new_trace_group.get(); | |
961 | } | |
448a72cf | 962 | |
cf124e47 JH |
963 | // Extract traces for the trace group, removing them from |
964 | // the add list | |
965 | const vector< shared_ptr<Trace> > new_traces_in_group = | |
966 | extract_new_traces_for_channels(group->channels(), | |
967 | signal_map, add_traces); | |
968 | ||
969 | // Add the traces to the group | |
970 | const pair<int, int> prev_v_extents = owner->v_extents(); | |
971 | int offset = prev_v_extents.second - prev_v_extents.first; | |
972 | for (shared_ptr<Trace> trace : new_traces_in_group) { | |
973 | assert(trace); | |
974 | owner->add_child_item(trace); | |
975 | ||
976 | const pair<int, int> extents = trace->v_extents(); | |
977 | if (trace->enabled()) | |
978 | offset += -extents.first; | |
979 | trace->force_to_v_offset(offset); | |
980 | if (trace->enabled()) | |
981 | offset += extents.second; | |
982 | } | |
68b21a71 | 983 | |
cf124e47 JH |
984 | // If this is a new group, enqueue it in the new top level |
985 | // items list | |
986 | if (!new_traces_in_group.empty() && new_trace_group) | |
987 | new_top_level_items.push_back(new_trace_group); | |
448a72cf JH |
988 | } |
989 | ||
769a79b5 JH |
990 | // Enqueue the remaining logic channels in a group |
991 | vector< shared_ptr<Channel> > logic_channels; | |
992 | copy_if(channels.begin(), channels.end(), back_inserter(logic_channels), | |
993 | [](const shared_ptr<Channel>& c) { | |
994 | return c->type() == sigrok::ChannelType::LOGIC; }); | |
995 | const vector< shared_ptr<Trace> > non_grouped_logic_signals = | |
996 | extract_new_traces_for_channels(logic_channels, | |
997 | signal_map, add_traces); | |
998 | const shared_ptr<TraceGroup> non_grouped_trace_group( | |
999 | make_shared<TraceGroup>()); | |
1000 | for (shared_ptr<Trace> trace : non_grouped_logic_signals) | |
1001 | non_grouped_trace_group->add_child_item(trace); | |
1002 | new_top_level_items.push_back(non_grouped_trace_group); | |
1003 | ||
cf124e47 JH |
1004 | // Enqueue the remaining channels as free ungrouped traces |
1005 | const vector< shared_ptr<Trace> > new_top_level_signals = | |
769a79b5 | 1006 | extract_new_traces_for_channels(channels, |
cf124e47 JH |
1007 | signal_map, add_traces); |
1008 | new_top_level_items.insert(new_top_level_items.end(), | |
1009 | new_top_level_signals.begin(), new_top_level_signals.end()); | |
1010 | ||
1011 | // Enqueue any remaining traces i.e. decode traces | |
1012 | new_top_level_items.insert(new_top_level_items.end(), | |
1013 | add_traces.begin(), add_traces.end()); | |
1014 | ||
1015 | // Remove any removed traces | |
1016 | for (shared_ptr<Trace> trace : remove_traces) { | |
af503b10 | 1017 | TraceTreeItemOwner *const owner = trace->owner(); |
cf124e47 JH |
1018 | assert(owner); |
1019 | owner->remove_child_item(trace); | |
1020 | } | |
448a72cf | 1021 | |
cf124e47 JH |
1022 | // Add and position the pending top levels items |
1023 | for (auto item : new_top_level_items) { | |
1024 | add_child_item(item); | |
1025 | ||
1026 | // Position the item after the last present item | |
1027 | int offset = v_extents().second; | |
1028 | const pair<int, int> extents = item->v_extents(); | |
1029 | if (item->enabled()) | |
1030 | offset += -extents.first; | |
1031 | item->force_to_v_offset(offset); | |
1032 | if (item->enabled()) | |
1033 | offset += extents.second; | |
ef8311a4 JH |
1034 | } |
1035 | ||
a6c1726e | 1036 | update_layout(); |
cf124e47 JH |
1037 | |
1038 | header_->update(); | |
1039 | viewport_->update(); | |
69dd2b03 JH |
1040 | } |
1041 | ||
7ee199a7 | 1042 | void View::capture_state_updated(int state) |
adb4b10c | 1043 | { |
92ff2b60 | 1044 | if (state == Session::Running) { |
4b0af0b6 | 1045 | set_time_unit(util::TimeUnit::Samples); |
fd03a279 | 1046 | |
92ff2b60 TS |
1047 | trigger_markers_.clear(); |
1048 | } | |
1049 | ||
fd03a279 SA |
1050 | if (state == Session::Stopped) { |
1051 | // After acquisition has stopped we need to re-calculate the ticks once | |
1052 | // as it's otherwise done when the user pans or zooms, which is too late | |
1053 | calculate_tick_spacing(); | |
1054 | ||
1055 | // Reset "always zoom to fit", the acquisition has stopped | |
1056 | if (always_zoom_to_fit_) { | |
1057 | always_zoom_to_fit_ = false; | |
1058 | always_zoom_to_fit_changed(false); | |
1059 | } | |
1060 | } | |
7ee199a7 SA |
1061 | } |
1062 | ||
1063 | void View::data_updated() | |
1064 | { | |
ce11b2ea | 1065 | if (always_zoom_to_fit_ || sticky_scrolling_) { |
c7b03d9d SA |
1066 | if (!delayed_view_updater_.isActive()) |
1067 | delayed_view_updater_.start(); | |
1068 | } else { | |
ef454ad5 | 1069 | determine_time_unit(); |
c7b03d9d SA |
1070 | update_scroll(); |
1071 | ruler_->update(); | |
1072 | viewport_->update(); | |
1073 | } | |
1074 | } | |
1075 | ||
1076 | void View::perform_delayed_view_update() | |
1077 | { | |
ce11b2ea SA |
1078 | if (always_zoom_to_fit_) |
1079 | zoom_fit(true); | |
1080 | ||
c7b03d9d SA |
1081 | if (sticky_scrolling_) { |
1082 | // Make right side of the view sticky | |
60d9b99a JS |
1083 | double length = 0; |
1084 | Timestamp offset; | |
c7b03d9d SA |
1085 | get_scroll_layout(length, offset); |
1086 | ||
1087 | const QSize areaSize = viewport_->size(); | |
1088 | length = max(length - areaSize.width(), 0.0); | |
1089 | ||
4b0af0b6 | 1090 | set_offset(scale_ * length); |
c7b03d9d | 1091 | } |
adb4b10c | 1092 | |
ef454ad5 | 1093 | determine_time_unit(); |
c7b03d9d SA |
1094 | update_scroll(); |
1095 | ruler_->update(); | |
8dbbc7f0 | 1096 | viewport_->update(); |
adb4b10c | 1097 | } |
cdf7bea7 | 1098 | |
32218d3e | 1099 | void View::process_sticky_events() |
d7c0ca4a | 1100 | { |
af503b10 | 1101 | if (sticky_events_ & TraceTreeItemHExtentsChanged) |
32218d3e | 1102 | update_layout(); |
af503b10 JH |
1103 | if (sticky_events_ & TraceTreeItemVExtentsChanged) { |
1104 | restack_all_trace_tree_items(); | |
f15bb3bc JH |
1105 | update_scroll(); |
1106 | } | |
32218d3e JH |
1107 | |
1108 | // Clear the sticky events | |
8dbbc7f0 | 1109 | sticky_events_ = 0; |
d7c0ca4a JH |
1110 | } |
1111 | ||
33c62f44 JH |
1112 | void View::on_hover_point_changed() |
1113 | { | |
cc88566c JH |
1114 | const vector<shared_ptr<TraceTreeItem>> trace_tree_items( |
1115 | list_by_type<TraceTreeItem>()); | |
1116 | for (shared_ptr<TraceTreeItem> r : trace_tree_items) | |
eae6e30a | 1117 | r->hover_point_changed(); |
33c62f44 JH |
1118 | } |
1119 | ||
cdf7bea7 JH |
1120 | } // namespace view |
1121 | } // namespace pv |