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Rename Decoder::shown() and such
[pulseview.git] / pv / views / trace / decodetrace.cpp
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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
20extern "C" {
21#include <libsigrokdecode/libsigrokdecode.h>
22}
23
24#include <limits>
25#include <mutex>
26#include <tuple>
27
28#include <extdef.h>
29
30#include <boost/functional/hash.hpp>
31
32#include <QAction>
33#include <QApplication>
34#include <QClipboard>
35#include <QCheckBox>
36#include <QComboBox>
37#include <QFileDialog>
38#include <QFormLayout>
39#include <QLabel>
40#include <QMenu>
41#include <QMessageBox>
42#include <QPushButton>
43#include <QTextStream>
44#include <QToolTip>
45
46#include "decodetrace.hpp"
47#include "view.hpp"
48#include "viewport.hpp"
49
50#include <pv/globalsettings.hpp>
51#include <pv/session.hpp>
52#include <pv/strnatcmp.hpp>
53#include <pv/data/decodesignal.hpp>
54#include <pv/data/decode/annotation.hpp>
55#include <pv/data/decode/decoder.hpp>
56#include <pv/data/logic.hpp>
57#include <pv/data/logicsegment.hpp>
58#include <pv/widgets/decodergroupbox.hpp>
59#include <pv/widgets/decodermenu.hpp>
60
61using std::abs;
62using std::find_if;
63using std::lock_guard;
64using std::make_pair;
65using std::max;
66using std::min;
67using std::numeric_limits;
68using std::out_of_range;
69using std::pair;
70using std::shared_ptr;
71using std::tie;
72using std::vector;
73
74using pv::data::decode::Annotation;
75using pv::data::decode::AnnotationClass;
76using pv::data::decode::Row;
77using pv::data::decode::DecodeChannel;
78using pv::data::DecodeSignal;
79
80namespace pv {
81namespace views {
82namespace trace {
83
84
85#define DECODETRACE_COLOR_SATURATION (180) /* 0-255 */
86#define DECODETRACE_COLOR_VALUE (170) /* 0-255 */
87
88const QColor DecodeTrace::ErrorBgColor = QColor(0xEF, 0x29, 0x29);
89const QColor DecodeTrace::NoDecodeColor = QColor(0x88, 0x8A, 0x85);
90const QColor DecodeTrace::ExpandMarkerWarnColor = QColor(0xFF, 0xA5, 0x00); // QColorConstants::Svg::orange
91const uint8_t DecodeTrace::ExpansionAreaHeaderAlpha = 10 * 255 / 100;
92const uint8_t DecodeTrace::ExpansionAreaAlpha = 5 * 255 / 100;
93
94const int DecodeTrace::ArrowSize = 6;
95const double DecodeTrace::EndCapWidth = 5;
96const int DecodeTrace::RowTitleMargin = 7;
97const int DecodeTrace::DrawPadding = 100;
98
99const int DecodeTrace::MaxTraceUpdateRate = 1; // No more than 1 Hz
100const unsigned int DecodeTrace::AnimationDurationInTicks = 7;
101
102DecodeTrace::DecodeTrace(pv::Session &session,
103 shared_ptr<data::SignalBase> signalbase, int index) :
104 Trace(signalbase),
105 session_(session),
106 max_visible_rows_(0),
107 delete_mapper_(this),
108 show_hide_mapper_(this),
109 row_show_hide_mapper_(this)
110{
111 decode_signal_ = dynamic_pointer_cast<data::DecodeSignal>(base_);
112
113 GlobalSettings settings;
114 always_show_all_rows_ = settings.value(GlobalSettings::Key_Dec_AlwaysShowAllRows).toBool();
115
116 GlobalSettings::add_change_handler(this);
117
118 // Determine shortest string we want to see displayed in full
119 QFontMetrics m(QApplication::font());
120 min_useful_label_width_ = m.width("XX"); // e.g. two hex characters
121
122 default_row_height_ = (ViewItemPaintParams::text_height() * 6) / 4;
123 annotation_height_ = (ViewItemPaintParams::text_height() * 5) / 4;
124
125 // For the base color, we want to start at a very different color for
126 // every decoder stack, so multiply the index with a number that is
127 // rather close to 180 degrees of the color circle but not a dividend of 360
128 // Note: The offset equals the color of the first annotation
129 QColor color;
130 const int h = (120 + 160 * index) % 360;
131 const int s = DECODETRACE_COLOR_SATURATION;
132 const int v = DECODETRACE_COLOR_VALUE;
133 color.setHsv(h, s, v);
134 base_->set_color(color);
135
136 connect(decode_signal_.get(), SIGNAL(new_annotations()),
137 this, SLOT(on_new_annotations()));
138 connect(decode_signal_.get(), SIGNAL(decode_reset()),
139 this, SLOT(on_decode_reset()));
140 connect(decode_signal_.get(), SIGNAL(decode_finished()),
141 this, SLOT(on_decode_finished()));
142 connect(decode_signal_.get(), SIGNAL(channels_updated()),
143 this, SLOT(on_channels_updated()));
144
145 connect(&delete_mapper_, SIGNAL(mapped(int)),
146 this, SLOT(on_delete_decoder(int)));
147 connect(&show_hide_mapper_, SIGNAL(mapped(int)),
148 this, SLOT(on_show_hide_decoder(int)));
149 connect(&row_show_hide_mapper_, SIGNAL(mapped(int)),
150 this, SLOT(on_show_hide_row(int)));
151 connect(&class_show_hide_mapper_, SIGNAL(mapped(QWidget*)),
152 this, SLOT(on_show_hide_class(QWidget*)));
153
154 connect(&delayed_trace_updater_, SIGNAL(timeout()),
155 this, SLOT(on_delayed_trace_update()));
156 delayed_trace_updater_.setSingleShot(true);
157 delayed_trace_updater_.setInterval(1000 / MaxTraceUpdateRate);
158
159 connect(&animation_timer_, SIGNAL(timeout()),
160 this, SLOT(on_animation_timer()));
161 animation_timer_.setInterval(1000 / 50);
162
163 default_marker_shape_ << QPoint(0, -ArrowSize);
164 default_marker_shape_ << QPoint(ArrowSize, 0);
165 default_marker_shape_ << QPoint(0, ArrowSize);
166}
167
168DecodeTrace::~DecodeTrace()
169{
170 GlobalSettings::remove_change_handler(this);
171
172 for (DecodeTraceRow& r : rows_) {
173 for (QCheckBox* cb : r.selectors)
174 delete cb;
175
176 delete r.selector_container;
177 delete r.header_container;
178 delete r.container;
179 }
180}
181
182bool DecodeTrace::enabled() const
183{
184 return true;
185}
186
187shared_ptr<data::SignalBase> DecodeTrace::base() const
188{
189 return base_;
190}
191
192pair<int, int> DecodeTrace::v_extents() const
193{
194 // Make an empty decode trace appear symmetrical
195 if (max_visible_rows_ == 0)
196 return make_pair(-default_row_height_, default_row_height_);
197
198 unsigned int height = 0;
199 for (const DecodeTraceRow& r : rows_)
200 if (r.currently_visible)
201 height += r.height;
202
203 return make_pair(-default_row_height_, height);
204}
205
206void DecodeTrace::paint_back(QPainter &p, ViewItemPaintParams &pp)
207{
208 Trace::paint_back(p, pp);
209 paint_axis(p, pp, get_visual_y());
210}
211
212void DecodeTrace::paint_mid(QPainter &p, ViewItemPaintParams &pp)
213{
214 lock_guard<mutex> lock(row_modification_mutex_);
215
216 // Set default pen to allow for text width calculation
217 p.setPen(Qt::black);
218
219 pair<uint64_t, uint64_t> sample_range = get_view_sample_range(pp.left(), pp.right());
220
221 // Just because the view says we see a certain sample range it
222 // doesn't mean we have this many decoded samples, too, so crop
223 // the range to what has been decoded already
224 sample_range.second = min((int64_t)sample_range.second,
225 decode_signal_->get_decoded_sample_count(current_segment_, false));
226
227 visible_rows_ = 0;
228 int y = get_visual_y();
229
230 for (DecodeTraceRow& r : rows_) {
231 // If the row is hidden, we don't want to fetch annotations
232 assert(r.decode_row);
233 assert(r.decode_row->decoder());
234 if ((!r.decode_row->decoder()->visible()) || (!r.decode_row->visible())) {
235 r.currently_visible = false;
236 continue;
237 }
238
239 vector<Annotation> annotations;
240 decode_signal_->get_annotation_subset(annotations, r.decode_row,
241 current_segment_, sample_range.first, sample_range.second);
242
243 // Show row if there are visible annotations, when user wants to see
244 // all rows that have annotations somewhere and this one is one of them
245 // or when the row has at least one hidden annotation class
246 r.currently_visible = !annotations.empty();
247 if (!r.currently_visible) {
248 size_t ann_count = decode_signal_->get_annotation_count(r.decode_row, current_segment_);
249 r.currently_visible = (always_show_all_rows_ || r.has_hidden_classes) &&
250 (ann_count > 0);
251 }
252
253 if (r.currently_visible) {
254 draw_annotations(annotations, p, annotation_height_, pp, y,
255 get_row_color(r.decode_row->index()), r.title_width);
256 y += r.height;
257 visible_rows_++;
258 }
259 }
260
261 draw_unresolved_period(p, annotation_height_, pp.left(), pp.right());
262
263 if (visible_rows_ > max_visible_rows_) {
264 max_visible_rows_ = visible_rows_;
265
266 // Call order is important, otherwise the lazy event handler won't work
267 owner_->extents_changed(false, true);
268 owner_->row_item_appearance_changed(false, true);
269 }
270
271 const QString err = decode_signal_->error_message();
272 if (!err.isEmpty())
273 draw_error(p, err, pp);
274}
275
276void DecodeTrace::paint_fore(QPainter &p, ViewItemPaintParams &pp)
277{
278 unsigned int y = get_visual_y();
279
280 update_expanded_rows();
281
282 for (const DecodeTraceRow& r : rows_) {
283 if (!r.currently_visible)
284 continue;
285
286 p.setPen(QPen(Qt::NoPen));
287
288 if (r.expand_marker_highlighted)
289 p.setBrush(QApplication::palette().brush(QPalette::Highlight));
290 else if (r.has_hidden_classes)
291 p.setBrush(ExpandMarkerWarnColor);
292 else
293 p.setBrush(QApplication::palette().brush(QPalette::WindowText));
294
295 // Draw expansion marker
296 QPolygon marker(r.expand_marker_shape);
297 marker.translate(pp.left(), y);
298 p.drawPolygon(marker);
299
300 p.setBrush(QApplication::palette().brush(QPalette::WindowText));
301
302 const QRect text_rect(pp.left() + ArrowSize * 2, y - r.height / 2,
303 pp.right() - pp.left(), r.height);
304 const QString h(r.decode_row->title());
305 const int f = Qt::AlignLeft | Qt::AlignVCenter |
306 Qt::TextDontClip;
307
308 // Draw the outline
309 p.setPen(QApplication::palette().color(QPalette::Base));
310 for (int dx = -1; dx <= 1; dx++)
311 for (int dy = -1; dy <= 1; dy++)
312 if (dx != 0 && dy != 0)
313 p.drawText(text_rect.translated(dx, dy), f, h);
314
315 // Draw the text
316 p.setPen(QApplication::palette().color(QPalette::WindowText));
317 p.drawText(text_rect, f, h);
318
319 y += r.height;
320 }
321
322 if (show_hover_marker_)
323 paint_hover_marker(p);
324}
325
326void DecodeTrace::update_stack_button()
327{
328 const vector< shared_ptr<data::decode::Decoder> > &stack = decode_signal_->decoder_stack();
329
330 // Only show decoders in the menu that can be stacked onto the last one in the stack
331 if (!stack.empty()) {
332 const srd_decoder* d = stack.back()->get_srd_decoder();
333
334 if (d->outputs) {
335 pv::widgets::DecoderMenu *const decoder_menu =
336 new pv::widgets::DecoderMenu(stack_button_, (const char*)(d->outputs->data));
337 connect(decoder_menu, SIGNAL(decoder_selected(srd_decoder*)),
338 this, SLOT(on_stack_decoder(srd_decoder*)));
339
340 decoder_menu->setStyleSheet("QMenu { menu-scrollable: 1; }");
341
342 stack_button_->setMenu(decoder_menu);
343 stack_button_->show();
344 return;
345 }
346 }
347
348 // No decoders available for stacking
349 stack_button_->setMenu(nullptr);
350 stack_button_->hide();
351}
352
353void DecodeTrace::populate_popup_form(QWidget *parent, QFormLayout *form)
354{
355 using pv::data::decode::Decoder;
356
357 assert(form);
358
359 // Add the standard options
360 Trace::populate_popup_form(parent, form);
361
362 // Add the decoder options
363 bindings_.clear();
364 channel_id_map_.clear();
365 init_state_map_.clear();
366 decoder_forms_.clear();
367
368 const vector< shared_ptr<Decoder> > &stack = decode_signal_->decoder_stack();
369
370 if (stack.empty()) {
371 QLabel *const l = new QLabel(
372 tr("<p><i>No decoders in the stack</i></p>"));
373 l->setAlignment(Qt::AlignCenter);
374 form->addRow(l);
375 } else {
376 auto iter = stack.cbegin();
377 for (int i = 0; i < (int)stack.size(); i++, iter++) {
378 shared_ptr<Decoder> dec(*iter);
379 create_decoder_form(i, dec, parent, form);
380 }
381
382 form->addRow(new QLabel(
383 tr("<i>* Required channels</i>"), parent));
384 }
385
386 // Add stacking button
387 stack_button_ = new QPushButton(tr("Stack Decoder"), parent);
388 stack_button_->setToolTip(tr("Stack a higher-level decoder on top of this one"));
389 update_stack_button();
390
391 QHBoxLayout *stack_button_box = new QHBoxLayout;
392 stack_button_box->addWidget(stack_button_, 0, Qt::AlignRight);
393 form->addRow(stack_button_box);
394}
395
396QMenu* DecodeTrace::create_header_context_menu(QWidget *parent)
397{
398 QMenu *const menu = Trace::create_header_context_menu(parent);
399
400 menu->addSeparator();
401
402 QAction *const del = new QAction(tr("Delete"), this);
403 del->setShortcuts(QKeySequence::Delete);
404 connect(del, SIGNAL(triggered()), this, SLOT(on_delete()));
405 menu->addAction(del);
406
407 return menu;
408}
409
410QMenu* DecodeTrace::create_view_context_menu(QWidget *parent, QPoint &click_pos)
411{
412 // Get entries from default menu before adding our own
413 QMenu *const menu = new QMenu(parent);
414
415 QMenu* default_menu = Trace::create_view_context_menu(parent, click_pos);
416 if (default_menu) {
417 for (QAction *action : default_menu->actions()) { // clazy:exclude=range-loop
418 menu->addAction(action);
419 if (action->parent() == default_menu)
420 action->setParent(menu);
421 }
422 delete default_menu;
423
424 // Add separator if needed
425 if (menu->actions().length() > 0)
426 menu->addSeparator();
427 }
428
429 selected_row_ = nullptr;
430 const DecodeTraceRow* r = get_row_at_point(click_pos);
431 if (r)
432 selected_row_ = r->decode_row;
433
434 const View *const view = owner_->view();
435 assert(view);
436 QPoint pos = view->viewport()->mapFrom(parent, click_pos);
437
438 // Default sample range is "from here"
439 const pair<uint64_t, uint64_t> sample_range = get_view_sample_range(pos.x(), pos.x() + 1);
440 selected_sample_range_ = make_pair(sample_range.first, numeric_limits<uint64_t>::max());
441
442 if (decode_signal_->is_paused()) {
443 QAction *const resume =
444 new QAction(tr("Resume decoding"), this);
445 resume->setIcon(QIcon::fromTheme("media-playback-start",
446 QIcon(":/icons/media-playback-start.png")));
447 connect(resume, SIGNAL(triggered()), this, SLOT(on_pause_decode()));
448 menu->addAction(resume);
449 } else {
450 QAction *const pause =
451 new QAction(tr("Pause decoding"), this);
452 pause->setIcon(QIcon::fromTheme("media-playback-pause",
453 QIcon(":/icons/media-playback-pause.png")));
454 connect(pause, SIGNAL(triggered()), this, SLOT(on_pause_decode()));
455 menu->addAction(pause);
456 }
457
458 QAction *const copy_annotation_to_clipboard =
459 new QAction(tr("Copy annotation text to clipboard"), this);
460 copy_annotation_to_clipboard->setIcon(QIcon::fromTheme("edit-paste",
461 QIcon(":/icons/edit-paste.svg")));
462 connect(copy_annotation_to_clipboard, SIGNAL(triggered()), this, SLOT(on_copy_annotation_to_clipboard()));
463 menu->addAction(copy_annotation_to_clipboard);
464
465 menu->addSeparator();
466
467 QAction *const export_all_rows =
468 new QAction(tr("Export all annotations"), this);
469 export_all_rows->setIcon(QIcon::fromTheme("document-save-as",
470 QIcon(":/icons/document-save-as.png")));
471 connect(export_all_rows, SIGNAL(triggered()), this, SLOT(on_export_all_rows()));
472 menu->addAction(export_all_rows);
473
474 QAction *const export_row =
475 new QAction(tr("Export all annotations for this row"), this);
476 export_row->setIcon(QIcon::fromTheme("document-save-as",
477 QIcon(":/icons/document-save-as.png")));
478 connect(export_row, SIGNAL(triggered()), this, SLOT(on_export_row()));
479 menu->addAction(export_row);
480
481 menu->addSeparator();
482
483 QAction *const export_all_rows_from_here =
484 new QAction(tr("Export all annotations, starting here"), this);
485 export_all_rows_from_here->setIcon(QIcon::fromTheme("document-save-as",
486 QIcon(":/icons/document-save-as.png")));
487 connect(export_all_rows_from_here, SIGNAL(triggered()), this, SLOT(on_export_all_rows_from_here()));
488 menu->addAction(export_all_rows_from_here);
489
490 QAction *const export_row_from_here =
491 new QAction(tr("Export annotations for this row, starting here"), this);
492 export_row_from_here->setIcon(QIcon::fromTheme("document-save-as",
493 QIcon(":/icons/document-save-as.png")));
494 connect(export_row_from_here, SIGNAL(triggered()), this, SLOT(on_export_row_from_here()));
495 menu->addAction(export_row_from_here);
496
497 menu->addSeparator();
498
499 QAction *const export_all_rows_with_cursor =
500 new QAction(tr("Export all annotations within cursor range"), this);
501 export_all_rows_with_cursor->setIcon(QIcon::fromTheme("document-save-as",
502 QIcon(":/icons/document-save-as.png")));
503 connect(export_all_rows_with_cursor, SIGNAL(triggered()), this, SLOT(on_export_all_rows_with_cursor()));
504 menu->addAction(export_all_rows_with_cursor);
505
506 QAction *const export_row_with_cursor =
507 new QAction(tr("Export annotations for this row within cursor range"), this);
508 export_row_with_cursor->setIcon(QIcon::fromTheme("document-save-as",
509 QIcon(":/icons/document-save-as.png")));
510 connect(export_row_with_cursor, SIGNAL(triggered()), this, SLOT(on_export_row_with_cursor()));
511 menu->addAction(export_row_with_cursor);
512
513 if (!view->cursors()->enabled()) {
514 export_all_rows_with_cursor->setEnabled(false);
515 export_row_with_cursor->setEnabled(false);
516 }
517
518 return menu;
519}
520
521void DecodeTrace::delete_pressed()
522{
523 on_delete();
524}
525
526void DecodeTrace::hover_point_changed(const QPoint &hp)
527{
528 Trace::hover_point_changed(hp);
529
530 assert(owner_);
531
532 DecodeTraceRow* hover_row = get_row_at_point(hp);
533
534 // Row expansion marker handling
535 for (DecodeTraceRow& r : rows_)
536 r.expand_marker_highlighted = false;
537
538 if (hover_row) {
539 int row_y = get_row_y(hover_row);
540 if ((hp.x() > 0) && (hp.x() < (int)(ArrowSize + 3 + hover_row->title_width)) &&
541 (hp.y() > (int)(row_y - ArrowSize)) && (hp.y() < (int)(row_y + ArrowSize)))
542 hover_row->expand_marker_highlighted = true;
543 }
544
545 // Tooltip handling
546 if (hp.x() > 0) {
547 QString ann = get_annotation_at_point(hp);
548
549 if (!ann.isEmpty()) {
550 QFontMetrics m(QToolTip::font());
551 const QRect text_size = m.boundingRect(QRect(), 0, ann);
552
553 // This is OS-specific and unfortunately we can't query it, so
554 // use an approximation to at least try to minimize the error.
555 const int padding = default_row_height_ + 8;
556
557 // Make sure the tool tip doesn't overlap with the mouse cursor.
558 // If it did, the tool tip would constantly hide and re-appear.
559 // We also push it up by one row so that it appears above the
560 // decode trace, not below.
561 QPoint p = hp;
562 p.setX(hp.x() - (text_size.width() / 2) - padding);
563
564 p.setY(get_row_y(hover_row) - default_row_height_ -
565 text_size.height() - padding);
566
567 const View *const view = owner_->view();
568 assert(view);
569 QToolTip::showText(view->viewport()->mapToGlobal(p), ann);
570
571 } else
572 QToolTip::hideText();
573
574 } else
575 QToolTip::hideText();
576}
577
578void DecodeTrace::mouse_left_press_event(const QMouseEvent* event)
579{
580 // Handle row expansion marker
581 for (DecodeTraceRow& r : rows_) {
582 if (!r.expand_marker_highlighted)
583 continue;
584
585 unsigned int y = get_row_y(&r);
586 if ((event->x() > 0) && (event->x() <= (int)(ArrowSize + 3 + r.title_width)) &&
587 (event->y() > (int)(y - (default_row_height_ / 2))) &&
588 (event->y() <= (int)(y + (default_row_height_ / 2)))) {
589
590 if (r.expanded) {
591 r.collapsing = true;
592 r.expanded = false;
593 r.anim_shape = ArrowSize;
594 } else {
595 r.expanding = true;
596 r.anim_shape = 0;
597 r.container->setVisible(true);
598 QApplication::processEvents();
599 r.expanded_height = 5 * default_row_height_ + r.container->size().height();
600 }
601
602 r.animation_step = 0;
603 r.anim_height = r.height;
604
605 update_expanded_rows();
606 animation_timer_.start();
607 }
608 }
609}
610
611void DecodeTrace::draw_annotations(vector<pv::data::decode::Annotation> annotations,
612 QPainter &p, int h, const ViewItemPaintParams &pp, int y,
613 QColor row_color, int row_title_width)
614{
615 using namespace pv::data::decode;
616
617 Annotation::Class block_class = 0;
618 bool block_class_uniform = true;
619 qreal block_start = 0;
620 int block_ann_count = 0;
621
622 const Annotation *prev_ann;
623 qreal prev_end = INT_MIN;
624
625 qreal a_end;
626
627 double samples_per_pixel, pixels_offset;
628 tie(pixels_offset, samples_per_pixel) =
629 get_pixels_offset_samples_per_pixel();
630
631 // Sort the annotations by start sample so that decoders
632 // can't confuse us by creating annotations out of order
633 stable_sort(annotations.begin(), annotations.end(),
634 [](const Annotation &a, const Annotation &b) {
635 return a.start_sample() < b.start_sample(); });
636
637 // Gather all annotations that form a visual "block" and draw them as such
638 for (const Annotation &a : annotations) {
639
640 const qreal abs_a_start = a.start_sample() / samples_per_pixel;
641 const qreal abs_a_end = a.end_sample() / samples_per_pixel;
642
643 const qreal a_start = abs_a_start - pixels_offset;
644 a_end = abs_a_end - pixels_offset;
645
646 const qreal a_width = a_end - a_start;
647 const qreal delta = a_end - prev_end;
648
649 bool a_is_separate = false;
650
651 // Annotation wider than the threshold for a useful label width?
652 if (a_width >= min_useful_label_width_) {
653 for (const QString &ann_text : a.annotations()) {
654 const qreal w = p.boundingRect(QRectF(), 0, ann_text).width();
655 // Annotation wide enough to fit a label? Don't put it in a block then
656 if (w <= a_width) {
657 a_is_separate = true;
658 break;
659 }
660 }
661 }
662
663 // Were the previous and this annotation more than a pixel apart?
664 if ((abs(delta) > 1) || a_is_separate) {
665 // Block was broken, draw annotations that form the current block
666 if (block_ann_count == 1)
667 draw_annotation(*prev_ann, p, h, pp, y, row_color,
668 row_title_width);
669 else if (block_ann_count > 0)
670 draw_annotation_block(block_start, prev_end, block_class,
671 block_class_uniform, p, h, y, row_color);
672
673 block_ann_count = 0;
674 }
675
676 if (a_is_separate) {
677 draw_annotation(a, p, h, pp, y, row_color, row_title_width);
678 // Next annotation must start a new block. delta will be > 1
679 // because we set prev_end to INT_MIN but that's okay since
680 // block_ann_count will be 0 and nothing will be drawn
681 prev_end = INT_MIN;
682 block_ann_count = 0;
683 } else {
684 prev_end = a_end;
685 prev_ann = &a;
686
687 if (block_ann_count == 0) {
688 block_start = a_start;
689 block_class = a.ann_class();
690 block_class_uniform = true;
691 } else
692 if (a.ann_class() != block_class)
693 block_class_uniform = false;
694
695 block_ann_count++;
696 }
697 }
698
699 if (block_ann_count == 1)
700 draw_annotation(*prev_ann, p, h, pp, y, row_color, row_title_width);
701 else if (block_ann_count > 0)
702 draw_annotation_block(block_start, prev_end, block_class,
703 block_class_uniform, p, h, y, row_color);
704}
705
706void DecodeTrace::draw_annotation(const pv::data::decode::Annotation &a,
707 QPainter &p, int h, const ViewItemPaintParams &pp, int y,
708 QColor row_color, int row_title_width) const
709{
710 double samples_per_pixel, pixels_offset;
711 tie(pixels_offset, samples_per_pixel) =
712 get_pixels_offset_samples_per_pixel();
713
714 const double start = a.start_sample() / samples_per_pixel -
715 pixels_offset;
716 const double end = a.end_sample() / samples_per_pixel - pixels_offset;
717
718 QColor color = get_annotation_color(row_color, a.ann_class());
719 p.setPen(color.darker());
720 p.setBrush(color);
721
722 if (start > pp.right() + DrawPadding || end < pp.left() - DrawPadding)
723 return;
724
725 if (a.start_sample() == a.end_sample())
726 draw_instant(a, p, h, start, y);
727 else
728 draw_range(a, p, h, start, end, y, pp, row_title_width);
729}
730
731void DecodeTrace::draw_annotation_block(qreal start, qreal end,
732 Annotation::Class ann_class, bool use_ann_format, QPainter &p, int h,
733 int y, QColor row_color) const
734{
735 const double top = y + .5 - h / 2;
736 const double bottom = y + .5 + h / 2;
737
738 const QRectF rect(start, top, end - start, bottom - top);
739 const int r = h / 4;
740
741 p.setPen(QPen(Qt::NoPen));
742 p.setBrush(Qt::white);
743 p.drawRoundedRect(rect, r, r);
744
745 // If all annotations in this block are of the same type, we can use the
746 // one format that all of these annotations have. Otherwise, we should use
747 // a neutral color (i.e. gray)
748 if (use_ann_format) {
749 const QColor color = get_annotation_color(row_color, ann_class);
750 p.setPen(color.darker());
751 p.setBrush(QBrush(color, Qt::Dense4Pattern));
752 } else {
753 p.setPen(Qt::gray);
754 p.setBrush(QBrush(Qt::gray, Qt::Dense4Pattern));
755 }
756
757 p.drawRoundedRect(rect, r, r);
758}
759
760void DecodeTrace::draw_instant(const pv::data::decode::Annotation &a, QPainter &p,
761 int h, qreal x, int y) const
762{
763 const QString text = a.annotations().empty() ?
764 QString() : a.annotations().back();
765 const qreal w = min((qreal)p.boundingRect(QRectF(), 0, text).width(),
766 0.0) + h;
767 const QRectF rect(x - w / 2, y - h / 2, w, h);
768
769 p.drawRoundedRect(rect, h / 2, h / 2);
770
771 p.setPen(Qt::black);
772 p.drawText(rect, Qt::AlignCenter | Qt::AlignVCenter, text);
773}
774
775void DecodeTrace::draw_range(const pv::data::decode::Annotation &a, QPainter &p,
776 int h, qreal start, qreal end, int y, const ViewItemPaintParams &pp,
777 int row_title_width) const
778{
779 const qreal top = y + .5 - h / 2;
780 const qreal bottom = y + .5 + h / 2;
781 const vector<QString> annotations = a.annotations();
782
783 // If the two ends are within 1 pixel, draw a vertical line
784 if (start + 1.0 > end) {
785 p.drawLine(QPointF(start, top), QPointF(start, bottom));
786 return;
787 }
788
789 const qreal cap_width = min((end - start) / 4, EndCapWidth);
790
791 QPointF pts[] = {
792 QPointF(start, y + .5f),
793 QPointF(start + cap_width, top),
794 QPointF(end - cap_width, top),
795 QPointF(end, y + .5f),
796 QPointF(end - cap_width, bottom),
797 QPointF(start + cap_width, bottom)
798 };
799
800 p.drawConvexPolygon(pts, countof(pts));
801
802 if (annotations.empty())
803 return;
804
805 const int ann_start = start + cap_width;
806 const int ann_end = end - cap_width;
807
808 const int real_start = max(ann_start, pp.left() + ArrowSize + row_title_width);
809 const int real_end = min(ann_end, pp.right());
810 const int real_width = real_end - real_start;
811
812 QRectF rect(real_start, y - h / 2, real_width, h);
813 if (rect.width() <= 4)
814 return;
815
816 p.setPen(Qt::black);
817
818 // Try to find an annotation that will fit
819 QString best_annotation;
820 int best_width = 0;
821
822 for (const QString &a : annotations) {
823 const int w = p.boundingRect(QRectF(), 0, a).width();
824 if (w <= rect.width() && w > best_width)
825 best_annotation = a, best_width = w;
826 }
827
828 if (best_annotation.isEmpty())
829 best_annotation = annotations.back();
830
831 // If not ellide the last in the list
832 p.drawText(rect, Qt::AlignCenter, p.fontMetrics().elidedText(
833 best_annotation, Qt::ElideRight, rect.width()));
834}
835
836void DecodeTrace::draw_error(QPainter &p, const QString &message,
837 const ViewItemPaintParams &pp)
838{
839 const int y = get_visual_y();
840
841 double samples_per_pixel, pixels_offset;
842 tie(pixels_offset, samples_per_pixel) = get_pixels_offset_samples_per_pixel();
843
844 p.setPen(ErrorBgColor.darker());
845 p.setBrush(ErrorBgColor);
846
847 const QRectF bounding_rect = QRectF(pp.left(), INT_MIN / 2 + y, pp.right(), INT_MAX);
848
849 const QRectF text_rect = p.boundingRect(bounding_rect, Qt::AlignCenter, message);
850 const qreal r = text_rect.height() / 4;
851
852 p.drawRoundedRect(text_rect.adjusted(-r, -r, r, r), r, r, Qt::AbsoluteSize);
853
854 p.setPen(Qt::black);
855 p.drawText(text_rect, message);
856}
857
858void DecodeTrace::draw_unresolved_period(QPainter &p, int h, int left, int right) const
859{
860 using namespace pv::data;
861 using pv::data::decode::Decoder;
862
863 double samples_per_pixel, pixels_offset;
864
865 const int64_t sample_count = decode_signal_->get_working_sample_count(current_segment_);
866 if (sample_count == 0)
867 return;
868
869 const int64_t samples_decoded = decode_signal_->get_decoded_sample_count(current_segment_, true);
870 if (sample_count == samples_decoded)
871 return;
872
873 const int y = get_visual_y();
874
875 tie(pixels_offset, samples_per_pixel) = get_pixels_offset_samples_per_pixel();
876
877 const double start = max(samples_decoded /
878 samples_per_pixel - pixels_offset, left - 1.0);
879 const double end = min(sample_count / samples_per_pixel -
880 pixels_offset, right + 1.0);
881 const QRectF no_decode_rect(start, y - (h / 2) - 0.5, end - start, h);
882
883 p.setPen(QPen(Qt::NoPen));
884 p.setBrush(Qt::white);
885 p.drawRect(no_decode_rect);
886
887 p.setPen(NoDecodeColor);
888 p.setBrush(QBrush(NoDecodeColor, Qt::Dense6Pattern));
889 p.drawRect(no_decode_rect);
890}
891
892pair<double, double> DecodeTrace::get_pixels_offset_samples_per_pixel() const
893{
894 assert(owner_);
895
896 const View *view = owner_->view();
897 assert(view);
898
899 const double scale = view->scale();
900 assert(scale > 0);
901
902 const double pixels_offset =
903 ((view->offset() - decode_signal_->start_time()) / scale).convert_to<double>();
904
905 double samplerate = decode_signal_->samplerate();
906
907 // Show sample rate as 1Hz when it is unknown
908 if (samplerate == 0.0)
909 samplerate = 1.0;
910
911 return make_pair(pixels_offset, samplerate * scale);
912}
913
914pair<uint64_t, uint64_t> DecodeTrace::get_view_sample_range(
915 int x_start, int x_end) const
916{
917 double samples_per_pixel, pixels_offset;
918 tie(pixels_offset, samples_per_pixel) =
919 get_pixels_offset_samples_per_pixel();
920
921 const uint64_t start = (uint64_t)max(
922 (x_start + pixels_offset) * samples_per_pixel, 0.0);
923 const uint64_t end = (uint64_t)max(
924 (x_end + pixels_offset) * samples_per_pixel, 0.0);
925
926 return make_pair(start, end);
927}
928
929QColor DecodeTrace::get_row_color(int row_index) const
930{
931 // For each row color, use the base color hue and add an offset that's
932 // not a dividend of 360
933
934 QColor color;
935 const int h = (base_->color().toHsv().hue() + 20 * row_index) % 360;
936 const int s = DECODETRACE_COLOR_SATURATION;
937 const int v = DECODETRACE_COLOR_VALUE;
938 color.setHsl(h, s, v);
939
940 return color;
941}
942
943QColor DecodeTrace::get_annotation_color(QColor row_color, int annotation_index) const
944{
945 // For each row color, use the base color hue and add an offset that's
946 // not a dividend of 360 and not a multiple of the row offset
947
948 QColor color(row_color);
949 const int h = (color.toHsv().hue() + 55 * annotation_index) % 360;
950 const int s = DECODETRACE_COLOR_SATURATION;
951 const int v = DECODETRACE_COLOR_VALUE;
952 color.setHsl(h, s, v);
953
954 return color;
955}
956
957unsigned int DecodeTrace::get_row_y(const DecodeTraceRow* row) const
958{
959 assert(row);
960
961 unsigned int y = get_visual_y();
962
963 for (const DecodeTraceRow& r : rows_) {
964 if (!r.currently_visible)
965 continue;
966
967 if (row->decode_row == r.decode_row)
968 break;
969 else
970 y += r.height;
971 }
972
973 return y;
974}
975
976DecodeTraceRow* DecodeTrace::get_row_at_point(const QPoint &point)
977{
978 int y = get_visual_y() - (default_row_height_ / 2);
979
980 for (DecodeTraceRow& r : rows_) {
981 if (!r.currently_visible)
982 continue;
983
984 if ((point.y() >= y) && (point.y() < (int)(y + r.height)))
985 return &r;
986
987 y += r.height;
988 }
989
990 return nullptr;
991}
992
993const QString DecodeTrace::get_annotation_at_point(const QPoint &point)
994{
995 using namespace pv::data::decode;
996
997 if (!enabled())
998 return QString();
999
1000 const pair<uint64_t, uint64_t> sample_range =
1001 get_view_sample_range(point.x(), point.x() + 1);
1002 const DecodeTraceRow* r = get_row_at_point(point);
1003
1004 if (!r)
1005 return QString();
1006
1007 if (point.y() > (int)(get_row_y(r) + (annotation_height_ / 2)))
1008 return QString();
1009
1010 vector<Annotation> annotations;
1011
1012 decode_signal_->get_annotation_subset(annotations, r->decode_row,
1013 current_segment_, sample_range.first, sample_range.second);
1014
1015 return (annotations.empty()) ?
1016 QString() : annotations[0].annotations().front();
1017}
1018
1019void DecodeTrace::create_decoder_form(int index,
1020 shared_ptr<data::decode::Decoder> &dec, QWidget *parent,
1021 QFormLayout *form)
1022{
1023 GlobalSettings settings;
1024
1025 assert(dec);
1026 const srd_decoder *const decoder = dec->get_srd_decoder();
1027 assert(decoder);
1028
1029 const bool decoder_deletable = index > 0;
1030
1031 pv::widgets::DecoderGroupBox *const group =
1032 new pv::widgets::DecoderGroupBox(
1033 QString::fromUtf8(decoder->name),
1034 tr("%1:\n%2").arg(QString::fromUtf8(decoder->longname),
1035 QString::fromUtf8(decoder->desc)),
1036 nullptr, decoder_deletable);
1037 group->set_decoder_visible(dec->visible());
1038
1039 if (decoder_deletable) {
1040 delete_mapper_.setMapping(group, index);
1041 connect(group, SIGNAL(delete_decoder()), &delete_mapper_, SLOT(map()));
1042 }
1043
1044 show_hide_mapper_.setMapping(group, index);
1045 connect(group, SIGNAL(show_hide_decoder()),
1046 &show_hide_mapper_, SLOT(map()));
1047
1048 QFormLayout *const decoder_form = new QFormLayout;
1049 group->add_layout(decoder_form);
1050
1051 const vector<DecodeChannel> channels = decode_signal_->get_channels();
1052
1053 // Add the channels
1054 for (const DecodeChannel& ch : channels) {
1055 // Ignore channels not part of the decoder we create the form for
1056 if (ch.decoder_ != dec)
1057 continue;
1058
1059 QComboBox *const combo = create_channel_selector(parent, &ch);
1060 QComboBox *const combo_init_state = create_channel_selector_init_state(parent, &ch);
1061
1062 channel_id_map_[combo] = ch.id;
1063 init_state_map_[combo_init_state] = ch.id;
1064
1065 connect(combo, SIGNAL(currentIndexChanged(int)),
1066 this, SLOT(on_channel_selected(int)));
1067 connect(combo_init_state, SIGNAL(currentIndexChanged(int)),
1068 this, SLOT(on_init_state_changed(int)));
1069
1070 QHBoxLayout *const hlayout = new QHBoxLayout;
1071 hlayout->addWidget(combo);
1072 hlayout->addWidget(combo_init_state);
1073
1074 if (!settings.value(GlobalSettings::Key_Dec_InitialStateConfigurable).toBool())
1075 combo_init_state->hide();
1076
1077 const QString required_flag = ch.is_optional ? QString() : QString("*");
1078 decoder_form->addRow(tr("<b>%1</b> (%2) %3")
1079 .arg(ch.name, ch.desc, required_flag), hlayout);
1080 }
1081
1082 // Add the options
1083 shared_ptr<binding::Decoder> binding(
1084 new binding::Decoder(decode_signal_, dec));
1085 binding->add_properties_to_form(decoder_form, true);
1086
1087 bindings_.push_back(binding);
1088
1089 form->addRow(group);
1090 decoder_forms_.push_back(group);
1091}
1092
1093QComboBox* DecodeTrace::create_channel_selector(QWidget *parent, const DecodeChannel *ch)
1094{
1095 const auto sigs(session_.signalbases());
1096
1097 // Sort signals in natural order
1098 vector< shared_ptr<data::SignalBase> > sig_list(sigs.begin(), sigs.end());
1099 sort(sig_list.begin(), sig_list.end(),
1100 [](const shared_ptr<data::SignalBase> &a,
1101 const shared_ptr<data::SignalBase> &b) {
1102 return strnatcasecmp(a->name().toStdString(),
1103 b->name().toStdString()) < 0; });
1104
1105 QComboBox *selector = new QComboBox(parent);
1106
1107 selector->addItem("-", qVariantFromValue((void*)nullptr));
1108
1109 if (!ch->assigned_signal)
1110 selector->setCurrentIndex(0);
1111
1112 for (const shared_ptr<data::SignalBase> &b : sig_list) {
1113 assert(b);
1114 if (b->logic_data() && b->enabled()) {
1115 selector->addItem(b->name(),
1116 qVariantFromValue((void*)b.get()));
1117
1118 if (ch->assigned_signal == b.get())
1119 selector->setCurrentIndex(selector->count() - 1);
1120 }
1121 }
1122
1123 return selector;
1124}
1125
1126QComboBox* DecodeTrace::create_channel_selector_init_state(QWidget *parent,
1127 const DecodeChannel *ch)
1128{
1129 QComboBox *selector = new QComboBox(parent);
1130
1131 selector->addItem("0", qVariantFromValue((int)SRD_INITIAL_PIN_LOW));
1132 selector->addItem("1", qVariantFromValue((int)SRD_INITIAL_PIN_HIGH));
1133 selector->addItem("X", qVariantFromValue((int)SRD_INITIAL_PIN_SAME_AS_SAMPLE0));
1134
1135 selector->setCurrentIndex(ch->initial_pin_state);
1136
1137 selector->setToolTip("Initial (assumed) pin value before the first sample");
1138
1139 return selector;
1140}
1141
1142void DecodeTrace::export_annotations(vector<Annotation> *annotations) const
1143{
1144 using namespace pv::data::decode;
1145
1146 GlobalSettings settings;
1147 const QString dir = settings.value("MainWindow/SaveDirectory").toString();
1148
1149 const QString file_name = QFileDialog::getSaveFileName(
1150 owner_->view(), tr("Export annotations"), dir, tr("Text Files (*.txt);;All Files (*)"));
1151
1152 if (file_name.isEmpty())
1153 return;
1154
1155 QString format = settings.value(GlobalSettings::Key_Dec_ExportFormat).toString();
1156 const QString quote = format.contains("%q") ? "\"" : "";
1157 format = format.remove("%q");
1158
1159 QFile file(file_name);
1160 if (file.open(QIODevice::WriteOnly | QIODevice::Truncate | QIODevice::Text)) {
1161 QTextStream out_stream(&file);
1162
1163 for (Annotation &ann : *annotations) {
1164 const QString sample_range = QString("%1-%2") \
1165 .arg(QString::number(ann.start_sample()), QString::number(ann.end_sample()));
1166
1167 const QString row_name = quote + ann.row()->description() + quote;
1168
1169 QString all_ann_text;
1170 for (const QString &s : ann.annotations())
1171 all_ann_text = all_ann_text + quote + s + quote + ",";
1172 all_ann_text.chop(1);
1173
1174 const QString first_ann_text = quote + ann.annotations().front() + quote;
1175
1176 QString out_text = format;
1177 out_text = out_text.replace("%s", sample_range);
1178 out_text = out_text.replace("%d",
1179 quote + QString::fromUtf8(ann.row()->decoder()->name()) + quote);
1180 out_text = out_text.replace("%r", row_name);
1181 out_text = out_text.replace("%1", first_ann_text);
1182 out_text = out_text.replace("%a", all_ann_text);
1183 out_stream << out_text << '\n';
1184 }
1185
1186 if (out_stream.status() == QTextStream::Ok)
1187 return;
1188 }
1189
1190 QMessageBox msg(owner_->view());
1191 msg.setText(tr("Error") + "\n\n" + tr("File %1 could not be written to.").arg(file_name));
1192 msg.setStandardButtons(QMessageBox::Ok);
1193 msg.setIcon(QMessageBox::Warning);
1194 msg.exec();
1195}
1196
1197void DecodeTrace::initialize_row_widgets(DecodeTraceRow* r, unsigned int row_id)
1198{
1199 QFontMetrics m(QApplication::font());
1200
1201 QPalette header_palette = owner_->view()->palette();
1202 QPalette selector_palette = owner_->view()->palette();
1203
1204 if (GlobalSettings::current_theme_is_dark()) {
1205 header_palette.setColor(QPalette::Background,
1206 QColor(255, 255, 255, ExpansionAreaHeaderAlpha));
1207 selector_palette.setColor(QPalette::Background,
1208 QColor(255, 255, 255, ExpansionAreaAlpha));
1209 } else {
1210 header_palette.setColor(QPalette::Background,
1211 QColor(0, 0, 0, ExpansionAreaHeaderAlpha));
1212 selector_palette.setColor(QPalette::Background,
1213 QColor(0, 0, 0, ExpansionAreaAlpha));
1214 }
1215
1216 const int w = m.boundingRect(r->decode_row->title()).width() + RowTitleMargin;
1217 r->title_width = w;
1218
1219 r->container->resize(owner_->view()->viewport()->width() - r->container->pos().x(),
1220 r->expanded_height - 2 * default_row_height_);
1221 r->container->setVisible(false);
1222
1223 QVBoxLayout* vlayout = new QVBoxLayout();
1224 r->container->setLayout(vlayout);
1225
1226 // Add header container with checkbox for this row
1227 vlayout->addWidget(r->header_container);
1228 vlayout->setContentsMargins(0, 0, 0, 0);
1229 vlayout->setSpacing(0);
1230 r->header_container->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
1231 r->header_container->setMinimumSize(0, default_row_height_);
1232 r->header_container->setLayout(new QVBoxLayout());
1233 r->header_container->layout()->setContentsMargins(10, 2, 0, 2);
1234
1235 r->header_container->setAutoFillBackground(true);
1236 r->header_container->setPalette(header_palette);
1237
1238 QCheckBox* cb = new QCheckBox();
1239 r->header_container->layout()->addWidget(cb);
1240 cb->setText(tr("Show this row"));
1241 cb->setChecked(r->decode_row->visible());
1242
1243 row_show_hide_mapper_.setMapping(cb, row_id);
1244 connect(cb, SIGNAL(stateChanged(int)),
1245 &row_show_hide_mapper_, SLOT(map()));
1246
1247 // Add selector container
1248 vlayout->addWidget(r->selector_container);
1249 r->selector_container->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
1250 r->selector_container->setMinimumSize(0, 3 * default_row_height_); // FIXME
1251 r->selector_container->setLayout(new QHBoxLayout());
1252
1253 r->selector_container->setAutoFillBackground(true);
1254 r->selector_container->setPalette(selector_palette);
1255
1256 // Add all classes that can be toggled
1257 vector<AnnotationClass*> ann_classes = r->decode_row->ann_classes();
1258
1259 for (const AnnotationClass* ann_class : ann_classes) {
1260 cb = new QCheckBox();
1261 cb->setText(tr(ann_class->description));
1262 cb->setChecked(ann_class->visible);
1263
1264 r->selector_container->layout()->addWidget(cb);
1265
1266 cb->setProperty("ann_class_ptr", QVariant::fromValue((void*)ann_class));
1267 cb->setProperty("decode_trace_row_ptr", QVariant::fromValue((void*)r));
1268
1269 class_show_hide_mapper_.setMapping(cb, cb);
1270 connect(cb, SIGNAL(stateChanged(int)),
1271 &class_show_hide_mapper_, SLOT(map()));
1272 }
1273}
1274
1275void DecodeTrace::update_rows()
1276{
1277 lock_guard<mutex> lock(row_modification_mutex_);
1278
1279 for (DecodeTraceRow& r : rows_)
1280 r.exists = false;
1281
1282 unsigned int row_id = 0;
1283 for (Row* decode_row : decode_signal_->get_rows()) {
1284 // Find row in our list
1285 auto r_it = find_if(rows_.begin(), rows_.end(),
1286 [&](DecodeTraceRow& r){ return r.decode_row == decode_row; });
1287
1288 DecodeTraceRow* r = nullptr;
1289 if (r_it == rows_.end()) {
1290 // Row doesn't exist yet, create and append it
1291 DecodeTraceRow nr;
1292 nr.decode_row = decode_row;
1293 nr.height = default_row_height_;
1294 nr.expanded_height = default_row_height_;
1295 nr.currently_visible = false;
1296 nr.has_hidden_classes = decode_row->has_hidden_classes();
1297 nr.expand_marker_highlighted = false;
1298 nr.expanding = false;
1299 nr.expanded = false;
1300 nr.collapsing = false;
1301 nr.expand_marker_shape = default_marker_shape_;
1302 nr.container = new QWidget(owner_->view()->scrollarea());
1303 nr.header_container = new QWidget(nr.container);
1304 nr.selector_container = new QWidget(nr.container);
1305
1306 rows_.push_back(nr);
1307 r = &rows_.back();
1308 initialize_row_widgets(r, row_id);
1309 } else
1310 r = &(*r_it);
1311
1312 r->exists = true;
1313 row_id++;
1314 }
1315
1316 // Remove any rows that no longer exist, obeying that iterators are invalidated
1317 bool any_exists;
1318 do {
1319 any_exists = false;
1320
1321 for (unsigned int i = 0; i < rows_.size(); i++)
1322 if (!rows_[i].exists) {
1323 for (QCheckBox* cb : rows_[i].selectors)
1324 delete cb;
1325
1326 delete rows_[i].selector_container;
1327 delete rows_[i].header_container;
1328 delete rows_[i].container;
1329
1330 rows_.erase(rows_.begin() + i);
1331 any_exists = true;
1332 break;
1333 }
1334 } while (any_exists);
1335}
1336
1337void DecodeTrace::set_row_expanded(DecodeTraceRow* r)
1338{
1339 r->height = r->expanded_height;
1340 r->expanding = false;
1341 r->expanded = true;
1342
1343 // For details on this, see on_animation_timer()
1344 r->expand_marker_shape.setPoint(0, 0, 0);
1345 r->expand_marker_shape.setPoint(1, ArrowSize, ArrowSize);
1346 r->expand_marker_shape.setPoint(2, 2*ArrowSize, 0);
1347
1348 r->container->resize(owner_->view()->viewport()->width() - r->container->pos().x(),
1349 r->height - 2 * default_row_height_);
1350
1351 max_visible_rows_ = 0;
1352}
1353
1354void DecodeTrace::set_row_collapsed(DecodeTraceRow* r)
1355{
1356 r->height = default_row_height_;
1357 r->collapsing = false;
1358 r->expanded = false;
1359 r->expand_marker_shape = default_marker_shape_;
1360 r->container->setVisible(false);
1361
1362 r->container->resize(owner_->view()->viewport()->width() - r->container->pos().x(),
1363 r->height - 2 * default_row_height_);
1364
1365 max_visible_rows_ = 0;
1366}
1367
1368void DecodeTrace::update_expanded_rows()
1369{
1370 for (DecodeTraceRow& r : rows_) {
1371 r.container->move(2 * ArrowSize,
1372 get_row_y(&r) + default_row_height_);
1373
1374 r.container->resize(owner_->view()->viewport()->width() - r.container->pos().x(),
1375 r.height - 2 * default_row_height_);
1376 }
1377}
1378
1379void DecodeTrace::on_setting_changed(const QString &key, const QVariant &value)
1380{
1381 Trace::on_setting_changed(key, value);
1382
1383 if (key == GlobalSettings::Key_Dec_AlwaysShowAllRows) {
1384 max_visible_rows_ = 0;
1385 always_show_all_rows_ = value.toBool();
1386 }
1387}
1388
1389void DecodeTrace::on_new_annotations()
1390{
1391 if (!delayed_trace_updater_.isActive())
1392 delayed_trace_updater_.start();
1393}
1394
1395void DecodeTrace::on_delayed_trace_update()
1396{
1397 if (owner_)
1398 owner_->row_item_appearance_changed(false, true);
1399}
1400
1401void DecodeTrace::on_decode_reset()
1402{
1403 max_visible_rows_ = 0;
1404 update_rows();
1405
1406 if (owner_)
1407 owner_->row_item_appearance_changed(false, true);
1408}
1409
1410void DecodeTrace::on_decode_finished()
1411{
1412 if (owner_)
1413 owner_->row_item_appearance_changed(false, true);
1414}
1415
1416void DecodeTrace::on_pause_decode()
1417{
1418 if (decode_signal_->is_paused())
1419 decode_signal_->resume_decode();
1420 else
1421 decode_signal_->pause_decode();
1422}
1423
1424void DecodeTrace::on_delete()
1425{
1426 session_.remove_decode_signal(decode_signal_);
1427}
1428
1429void DecodeTrace::on_channel_selected(int)
1430{
1431 QComboBox *cb = qobject_cast<QComboBox*>(QObject::sender());
1432
1433 // Determine signal that was selected
1434 const data::SignalBase *signal =
1435 (data::SignalBase*)cb->itemData(cb->currentIndex()).value<void*>();
1436
1437 // Determine decode channel ID this combo box is the channel selector for
1438 const uint16_t id = channel_id_map_.at(cb);
1439
1440 decode_signal_->assign_signal(id, signal);
1441}
1442
1443void DecodeTrace::on_channels_updated()
1444{
1445 if (owner_)
1446 owner_->row_item_appearance_changed(false, true);
1447}
1448
1449void DecodeTrace::on_init_state_changed(int)
1450{
1451 QComboBox *cb = qobject_cast<QComboBox*>(QObject::sender());
1452
1453 // Determine inital pin state that was selected
1454 int init_state = cb->itemData(cb->currentIndex()).value<int>();
1455
1456 // Determine decode channel ID this combo box is the channel selector for
1457 const uint16_t id = init_state_map_.at(cb);
1458
1459 decode_signal_->set_initial_pin_state(id, init_state);
1460}
1461
1462void DecodeTrace::on_stack_decoder(srd_decoder *decoder)
1463{
1464 decode_signal_->stack_decoder(decoder);
1465 update_rows();
1466
1467 create_popup_form();
1468}
1469
1470void DecodeTrace::on_delete_decoder(int index)
1471{
1472 decode_signal_->remove_decoder(index);
1473 update_rows();
1474
1475 // Force re-calculation of the trace height
1476 max_visible_rows_ = 0;
1477 owner_->extents_changed(false, true);
1478
1479 create_popup_form();
1480}
1481
1482void DecodeTrace::on_show_hide_decoder(int index)
1483{
1484 const bool state = decode_signal_->toggle_decoder_visibility(index);
1485
1486 assert(index < (int)decoder_forms_.size());
1487 decoder_forms_[index]->set_decoder_visible(state);
1488
1489 if (!state) {
1490 // Force re-calculation of the trace height, see paint_mid()
1491 max_visible_rows_ = 0;
1492 owner_->extents_changed(false, true);
1493 }
1494
1495 owner_->row_item_appearance_changed(false, true);
1496}
1497
1498void DecodeTrace::on_show_hide_row(int row_id)
1499{
1500 if (row_id >= (int)rows_.size())
1501 return;
1502
1503 set_row_collapsed(&rows_[row_id]);
1504 rows_[row_id].decode_row->set_visible(!rows_[row_id].decode_row->visible());
1505
1506 // Force re-calculation of the trace height, see paint_mid()
1507 max_visible_rows_ = 0;
1508 owner_->extents_changed(false, true);
1509 owner_->row_item_appearance_changed(false, true);
1510}
1511
1512void DecodeTrace::on_show_hide_class(QWidget* sender)
1513{
1514 void* ann_class_ptr = sender->property("ann_class_ptr").value<void*>();
1515 assert(ann_class_ptr);
1516 AnnotationClass* ann_class = (AnnotationClass*)ann_class_ptr;
1517
1518 ann_class->visible = !ann_class->visible;
1519
1520 void* row_ptr = sender->property("decode_trace_row_ptr").value<void*>();
1521 assert(row_ptr);
1522 DecodeTraceRow* row = (DecodeTraceRow*)row_ptr;
1523
1524 row->has_hidden_classes = row->decode_row->has_hidden_classes();
1525
1526 owner_->row_item_appearance_changed(false, true);
1527}
1528
1529void DecodeTrace::on_copy_annotation_to_clipboard()
1530{
1531 using namespace pv::data::decode;
1532
1533 if (!selected_row_)
1534 return;
1535
1536 vector<Annotation> *annotations = new vector<Annotation>();
1537
1538 decode_signal_->get_annotation_subset(*annotations, selected_row_,
1539 current_segment_, selected_sample_range_.first, selected_sample_range_.first);
1540
1541 if (annotations->empty())
1542 return;
1543
1544 QClipboard *clipboard = QApplication::clipboard();
1545 clipboard->setText(annotations->front().annotations().front(), QClipboard::Clipboard);
1546
1547 if (clipboard->supportsSelection())
1548 clipboard->setText(annotations->front().annotations().front(), QClipboard::Selection);
1549
1550 delete annotations;
1551}
1552
1553void DecodeTrace::on_export_row()
1554{
1555 selected_sample_range_ = make_pair(0, numeric_limits<uint64_t>::max());
1556 on_export_row_from_here();
1557}
1558
1559void DecodeTrace::on_export_all_rows()
1560{
1561 selected_sample_range_ = make_pair(0, numeric_limits<uint64_t>::max());
1562 on_export_all_rows_from_here();
1563}
1564
1565void DecodeTrace::on_export_row_with_cursor()
1566{
1567 const View *view = owner_->view();
1568 assert(view);
1569
1570 if (!view->cursors()->enabled())
1571 return;
1572
1573 const double samplerate = session_.get_samplerate();
1574
1575 const pv::util::Timestamp& start_time = view->cursors()->first()->time();
1576 const pv::util::Timestamp& end_time = view->cursors()->second()->time();
1577
1578 const uint64_t start_sample = (uint64_t)max(
1579 0.0, start_time.convert_to<double>() * samplerate);
1580 const uint64_t end_sample = (uint64_t)max(
1581 0.0, end_time.convert_to<double>() * samplerate);
1582
1583 // Are both cursors negative and thus were clamped to 0?
1584 if ((start_sample == 0) && (end_sample == 0))
1585 return;
1586
1587 selected_sample_range_ = make_pair(start_sample, end_sample);
1588 on_export_row_from_here();
1589}
1590
1591void DecodeTrace::on_export_all_rows_with_cursor()
1592{
1593 const View *view = owner_->view();
1594 assert(view);
1595
1596 if (!view->cursors()->enabled())
1597 return;
1598
1599 const double samplerate = session_.get_samplerate();
1600
1601 const pv::util::Timestamp& start_time = view->cursors()->first()->time();
1602 const pv::util::Timestamp& end_time = view->cursors()->second()->time();
1603
1604 const uint64_t start_sample = (uint64_t)max(
1605 0.0, start_time.convert_to<double>() * samplerate);
1606 const uint64_t end_sample = (uint64_t)max(
1607 0.0, end_time.convert_to<double>() * samplerate);
1608
1609 // Are both cursors negative and thus were clamped to 0?
1610 if ((start_sample == 0) && (end_sample == 0))
1611 return;
1612
1613 selected_sample_range_ = make_pair(start_sample, end_sample);
1614 on_export_all_rows_from_here();
1615}
1616
1617void DecodeTrace::on_export_row_from_here()
1618{
1619 using namespace pv::data::decode;
1620
1621 if (!selected_row_)
1622 return;
1623
1624 vector<Annotation> *annotations = new vector<Annotation>();
1625
1626 decode_signal_->get_annotation_subset(*annotations, selected_row_,
1627 current_segment_, selected_sample_range_.first, selected_sample_range_.second);
1628
1629 if (annotations->empty())
1630 return;
1631
1632 export_annotations(annotations);
1633 delete annotations;
1634}
1635
1636void DecodeTrace::on_export_all_rows_from_here()
1637{
1638 using namespace pv::data::decode;
1639
1640 vector<Annotation> *annotations = new vector<Annotation>();
1641
1642 decode_signal_->get_annotation_subset(*annotations, current_segment_,
1643 selected_sample_range_.first, selected_sample_range_.second);
1644
1645 if (!annotations->empty())
1646 export_annotations(annotations);
1647
1648 delete annotations;
1649}
1650
1651void DecodeTrace::on_animation_timer()
1652{
1653 bool animation_finished = true;
1654
1655 for (DecodeTraceRow& r : rows_) {
1656 if (!(r.expanding || r.collapsing))
1657 continue;
1658
1659 unsigned int height_delta = r.expanded_height - default_row_height_;
1660
1661 if (r.expanding) {
1662 if (r.height < r.expanded_height) {
1663 r.anim_height += height_delta / (float)AnimationDurationInTicks;
1664 r.height = r.anim_height;
1665 r.anim_shape += ArrowSize / (float)AnimationDurationInTicks;
1666 animation_finished = false;
1667 } else
1668 set_row_expanded(&r);
1669 }
1670
1671 if (r.collapsing) {
1672 if (r.height > default_row_height_) {
1673 r.anim_height -= height_delta / (float)AnimationDurationInTicks;
1674 r.height = r.anim_height;
1675 r.anim_shape -= ArrowSize / (float)AnimationDurationInTicks;
1676 animation_finished = false;
1677 } else
1678 set_row_collapsed(&r);
1679 }
1680
1681 // The expansion marker shape switches between
1682 // 0/-A, A/0, 0/A (default state; anim_shape=0) and
1683 // 0/ 0, A/A, 2A/0 (expanded state; anim_shape=ArrowSize)
1684
1685 r.expand_marker_shape.setPoint(0, 0, -ArrowSize + r.anim_shape);
1686 r.expand_marker_shape.setPoint(1, ArrowSize, r.anim_shape);
1687 r.expand_marker_shape.setPoint(2, 2*r.anim_shape, ArrowSize - r.anim_shape);
1688 }
1689
1690 if (animation_finished)
1691 animation_timer_.stop();
1692
1693 owner_->extents_changed(false, true);
1694 owner_->row_item_appearance_changed(false, true);
1695}
1696
1697} // namespace trace
1698} // namespace views
1699} // namespace pv
Qt based LA/scope/MSO GUI