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24d69d27 SA |
1 | /* |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2020 Soeren Apel <soeren@apelpie.net> | |
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 | ||
1c521100 | 20 | #include <QApplication> |
f54e68b0 | 21 | #include <QDebug> |
24d69d27 SA |
22 | #include <QString> |
23 | ||
24 | #include "pv/views/tabular_decoder/view.hpp" | |
25 | ||
d656b010 SA |
26 | #include "view.hpp" |
27 | ||
85125b0f | 28 | #include "pv/util.hpp" |
8e168b23 | 29 | #include "pv/globalsettings.hpp" |
85125b0f | 30 | |
24d69d27 SA |
31 | using std::make_shared; |
32 | ||
85125b0f SA |
33 | using pv::util::Timestamp; |
34 | using pv::util::format_time_si; | |
35 | using pv::util::format_time_minutes; | |
36 | using pv::util::SIPrefix; | |
37 | ||
24d69d27 SA |
38 | namespace pv { |
39 | namespace views { | |
40 | namespace tabular_decoder { | |
41 | ||
42 | AnnotationCollectionModel::AnnotationCollectionModel(QObject* parent) : | |
f54e68b0 SA |
43 | QAbstractTableModel(parent), |
44 | all_annotations_(nullptr), | |
86d4b8e3 | 45 | dataset_(nullptr), |
d656b010 | 46 | signal_(nullptr), |
f54e68b0 | 47 | prev_segment_(0), |
86d4b8e3 | 48 | prev_last_row_(0), |
8997f62a SA |
49 | start_index_(0), |
50 | end_index_(0), | |
1c521100 | 51 | had_highlight_before_(false), |
86d4b8e3 | 52 | hide_hidden_(false) |
24d69d27 | 53 | { |
f54e68b0 | 54 | // TBD Maybe use empty columns as indentation levels to indicate stacked decoders |
88a25978 SA |
55 | header_data_.emplace_back(tr("Sample")); // Column #0 |
56 | header_data_.emplace_back(tr("Time")); // Column #1 | |
57 | header_data_.emplace_back(tr("Decoder")); // Column #2 | |
58 | header_data_.emplace_back(tr("Ann Row")); // Column #3 | |
59 | header_data_.emplace_back(tr("Ann Class")); // Column #4 | |
60 | header_data_.emplace_back(tr("Value")); // Column #5 | |
24d69d27 SA |
61 | } |
62 | ||
1c521100 SA |
63 | int AnnotationCollectionModel::get_hierarchy_level(const Annotation* ann) const |
64 | { | |
65 | int level = 0; | |
66 | ||
67 | const unsigned int ann_stack_level = ann->row_data()->row()->decoder()->get_stack_level(); | |
68 | level = (signal_->decoder_stack().size() - 1 - ann_stack_level); | |
69 | ||
70 | return level; | |
71 | } | |
72 | ||
85125b0f SA |
73 | QVariant AnnotationCollectionModel::data_from_ann(const Annotation* ann, int index) const |
74 | { | |
75 | switch (index) { | |
76 | case 0: return QVariant((qulonglong)ann->start_sample()); // Column #0, Start Sample | |
77 | case 1: { // Column #1, Start Time | |
78 | Timestamp t = ann->start_sample() / signal_->get_samplerate(); | |
79 | QString unit = signal_->get_samplerate() ? tr("s") : tr("sa"); | |
80 | QString s; | |
81 | if ((t < 60) || (signal_->get_samplerate() == 0)) // i.e. if unit is sa | |
82 | s = format_time_si(t, SIPrefix::unspecified, 3, unit, false); | |
83 | else | |
84 | s = format_time_minutes(t, 3, false); | |
85 | return QVariant(s); | |
86 | } | |
87 | case 2: return QVariant(ann->row()->decoder()->name()); // Column #2, Decoder | |
88 | case 3: return QVariant(ann->row()->description()); // Column #3, Ann Row | |
89 | case 4: return QVariant(ann->ann_class_description()); // Column #4, Ann Class | |
90 | case 5: return QVariant(ann->longest_annotation()); // Column #5, Value | |
91 | default: return QVariant(); | |
92 | } | |
93 | } | |
94 | ||
24d69d27 SA |
95 | QVariant AnnotationCollectionModel::data(const QModelIndex& index, int role) const |
96 | { | |
6d46525f | 97 | if (!signal_ || !index.isValid() || !index.internalPointer()) |
24d69d27 SA |
98 | return QVariant(); |
99 | ||
88a25978 SA |
100 | const Annotation* ann = |
101 | static_cast<const Annotation*>(index.internalPointer()); | |
f54e68b0 | 102 | |
85125b0f SA |
103 | if ((role == Qt::DisplayRole) || (role == Qt::ToolTipRole)) |
104 | return data_from_ann(ann, index.column()); | |
24d69d27 | 105 | |
1c521100 SA |
106 | if (role == Qt::ForegroundRole) { |
107 | if (index.column() >= get_hierarchy_level(ann)) { | |
108 | // Invert the text color if this cell is highlighted | |
109 | const bool must_highlight = (highlight_sample_num_ > 0) && | |
110 | ((int64_t)ann->start_sample() <= highlight_sample_num_) && | |
111 | ((int64_t)ann->end_sample() >= highlight_sample_num_); | |
112 | ||
113 | if (must_highlight) { | |
114 | if (GlobalSettings::current_theme_is_dark()) | |
115 | return QApplication::palette().brush(QPalette::Window); | |
116 | else | |
117 | return QApplication::palette().brush(QPalette::WindowText); | |
118 | } | |
119 | } | |
d656b010 | 120 | |
1c521100 SA |
121 | return QApplication::palette().brush(QPalette::WindowText); |
122 | } | |
d656b010 | 123 | |
1c521100 | 124 | if (role == Qt::BackgroundRole) { |
d656b010 | 125 | // Only use custom cell background color if column index reached the hierarchy level |
1c521100 SA |
126 | if (index.column() >= get_hierarchy_level(ann)) { |
127 | ||
128 | QColor color; | |
129 | const bool must_highlight = (highlight_sample_num_ > 0) && | |
130 | ((int64_t)ann->start_sample() <= highlight_sample_num_) && | |
131 | ((int64_t)ann->end_sample() >= highlight_sample_num_); | |
132 | ||
133 | if (must_highlight) | |
134 | color = ann->color(); | |
d656b010 | 135 | else |
1c521100 SA |
136 | color = GlobalSettings::current_theme_is_dark() ? |
137 | ann->dark_color() : ann->bright_color(); | |
138 | ||
139 | return QBrush(color); | |
d656b010 | 140 | } |
88a25978 SA |
141 | } |
142 | ||
24d69d27 SA |
143 | return QVariant(); |
144 | } | |
145 | ||
146 | Qt::ItemFlags AnnotationCollectionModel::flags(const QModelIndex& index) const | |
147 | { | |
148 | if (!index.isValid()) | |
9a35b05d | 149 | return Qt::NoItemFlags; |
24d69d27 | 150 | |
9a35b05d | 151 | return Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemNeverHasChildren; |
24d69d27 SA |
152 | } |
153 | ||
154 | QVariant AnnotationCollectionModel::headerData(int section, Qt::Orientation orientation, | |
155 | int role) const | |
156 | { | |
6d46525f | 157 | if ((orientation == Qt::Horizontal) && (role == Qt::DisplayRole)) |
f54e68b0 | 158 | return header_data_.at(section); |
24d69d27 SA |
159 | |
160 | return QVariant(); | |
161 | } | |
162 | ||
163 | QModelIndex AnnotationCollectionModel::index(int row, int column, | |
164 | const QModelIndex& parent_idx) const | |
165 | { | |
f54e68b0 | 166 | (void)parent_idx; |
6d46525f | 167 | assert(column >= 0); |
24d69d27 | 168 | |
593ea025 | 169 | if (!dataset_ || (row < 0)) |
f54e68b0 | 170 | return QModelIndex(); |
24d69d27 | 171 | |
86d4b8e3 SA |
172 | QModelIndex idx; |
173 | ||
8997f62a SA |
174 | if (start_index_ == end_index_) { |
175 | if ((size_t)row < dataset_->size()) | |
176 | idx = createIndex(row, column, (void*)dataset_->at(row)); | |
177 | } else { | |
178 | if ((size_t)row < (end_index_ - start_index_)) | |
179 | idx = createIndex(row, column, (void*)dataset_->at(start_index_ + row)); | |
180 | } | |
24d69d27 | 181 | |
86d4b8e3 | 182 | return idx; |
24d69d27 SA |
183 | } |
184 | ||
185 | QModelIndex AnnotationCollectionModel::parent(const QModelIndex& index) const | |
186 | { | |
f54e68b0 | 187 | (void)index; |
24d69d27 | 188 | |
f54e68b0 | 189 | return QModelIndex(); |
24d69d27 SA |
190 | } |
191 | ||
192 | int AnnotationCollectionModel::rowCount(const QModelIndex& parent_idx) const | |
193 | { | |
f54e68b0 | 194 | (void)parent_idx; |
24d69d27 | 195 | |
86d4b8e3 | 196 | if (!dataset_) |
24d69d27 SA |
197 | return 0; |
198 | ||
8997f62a SA |
199 | if (start_index_ == end_index_) |
200 | return dataset_->size(); | |
201 | else | |
202 | return (end_index_ - start_index_); | |
24d69d27 SA |
203 | } |
204 | ||
205 | int AnnotationCollectionModel::columnCount(const QModelIndex& parent_idx) const | |
206 | { | |
f54e68b0 SA |
207 | (void)parent_idx; |
208 | ||
209 | return header_data_.size(); | |
24d69d27 SA |
210 | } |
211 | ||
f54e68b0 SA |
212 | void AnnotationCollectionModel::set_signal_and_segment(data::DecodeSignal* signal, uint32_t current_segment) |
213 | { | |
88a25978 SA |
214 | if (!signal) { |
215 | all_annotations_ = nullptr; | |
86d4b8e3 | 216 | dataset_ = nullptr; |
d656b010 | 217 | signal_ = nullptr; |
86d4b8e3 | 218 | |
88a25978 SA |
219 | dataChanged(QModelIndex(), QModelIndex()); |
220 | layoutChanged(); | |
221 | return; | |
222 | } | |
223 | ||
02078aa1 SA |
224 | disconnect(this, SLOT(on_annotation_visibility_changed())); |
225 | ||
f54e68b0 | 226 | all_annotations_ = signal->get_all_annotations_by_segment(current_segment); |
d656b010 | 227 | signal_ = signal; |
f54e68b0 | 228 | |
02078aa1 SA |
229 | for (const shared_ptr<Decoder>& dec : signal_->decoder_stack()) |
230 | connect(dec.get(), SIGNAL(annotation_visibility_changed()), | |
231 | this, SLOT(on_annotation_visibility_changed())); | |
232 | ||
86d4b8e3 SA |
233 | if (hide_hidden_) |
234 | update_annotations_without_hidden(); | |
235 | else | |
236 | dataset_ = all_annotations_; | |
237 | ||
238 | if (!dataset_ || dataset_->empty()) { | |
f54e68b0 SA |
239 | prev_segment_ = current_segment; |
240 | return; | |
241 | } | |
242 | ||
8997f62a SA |
243 | // Re-apply the requested sample range |
244 | set_sample_range(start_sample_, end_sample_); | |
245 | ||
86d4b8e3 | 246 | const size_t new_row_count = dataset_->size() - 1; |
f54e68b0 SA |
247 | |
248 | // Force the view associated with this model to update when the segment changes | |
249 | if (prev_segment_ != current_segment) { | |
250 | dataChanged(QModelIndex(), QModelIndex()); | |
251 | layoutChanged(); | |
252 | } else { | |
253 | // Force the view associated with this model to update when we have more annotations | |
254 | if (prev_last_row_ < new_row_count) { | |
c84afcfd | 255 | dataChanged(index(prev_last_row_, 0), index(new_row_count, 0)); |
f54e68b0 SA |
256 | layoutChanged(); |
257 | } | |
258 | } | |
259 | ||
260 | prev_segment_ = current_segment; | |
261 | prev_last_row_ = new_row_count; | |
262 | } | |
24d69d27 | 263 | |
8997f62a SA |
264 | void AnnotationCollectionModel::set_sample_range(uint64_t start_sample, uint64_t end_sample) |
265 | { | |
266 | // Check if there's even anything to reset | |
267 | if ((start_sample == end_sample) && (start_index_ == end_index_)) | |
268 | return; | |
269 | ||
270 | if (!dataset_ || dataset_->empty() || (end_sample == 0)) { | |
271 | start_index_ = 0; | |
272 | end_index_ = 0; | |
273 | start_sample_ = 0; | |
274 | end_sample_ = 0; | |
275 | ||
276 | dataChanged(QModelIndex(), QModelIndex()); | |
277 | layoutChanged(); | |
278 | return; | |
279 | } | |
280 | ||
281 | start_sample_ = start_sample; | |
282 | end_sample_ = end_sample; | |
283 | ||
284 | // Determine first and last indices into the annotation list | |
285 | int64_t i = -1; | |
286 | bool ann_outside_range; | |
287 | do { | |
288 | i++; | |
289 | ||
290 | if (i == (int64_t)dataset_->size()) { | |
291 | start_index_ = 0; | |
292 | end_index_ = 0; | |
293 | ||
294 | dataChanged(QModelIndex(), QModelIndex()); | |
295 | layoutChanged(); | |
296 | return; | |
297 | } | |
298 | const Annotation* ann = (*dataset_)[i]; | |
299 | ann_outside_range = | |
300 | ((ann->start_sample() < start_sample) && (ann->end_sample() < start_sample)); | |
301 | } while (ann_outside_range); | |
302 | start_index_ = i; | |
303 | ||
304 | // Ideally, we would be able to set end_index_ to the last annotation that | |
305 | // is within range. However, as annotations in the list are sorted by | |
306 | // start sample and hierarchy level, we may encounter this scenario: | |
307 | // [long annotation that spans across view] | |
308 | // [short annotations that aren't seen] | |
309 | // [short annotations that are seen] | |
310 | // ..in which our output would only show the first long annotations. | |
311 | // For this reason, we simply show everything after the first visible | |
312 | // annotation for now. | |
313 | ||
314 | end_index_ = dataset_->size(); | |
315 | ||
316 | dataChanged(index(0, 0), index((end_index_ - start_index_), 0)); | |
317 | layoutChanged(); | |
318 | } | |
319 | ||
86d4b8e3 SA |
320 | void AnnotationCollectionModel::set_hide_hidden(bool hide_hidden) |
321 | { | |
322 | hide_hidden_ = hide_hidden; | |
323 | ||
324 | if (hide_hidden_) { | |
325 | dataset_ = &all_annotations_without_hidden_; | |
326 | update_annotations_without_hidden(); | |
327 | } else { | |
328 | dataset_ = all_annotations_; | |
329 | all_annotations_without_hidden_.clear(); // To conserve memory | |
330 | } | |
8997f62a SA |
331 | |
332 | // Re-apply the requested sample range | |
333 | set_sample_range(start_sample_, end_sample_); | |
334 | ||
335 | if (dataset_) | |
336 | dataChanged(index(0, 0), index(dataset_->size(), 0)); | |
337 | else | |
338 | dataChanged(QModelIndex(), QModelIndex()); | |
339 | ||
340 | layoutChanged(); | |
86d4b8e3 SA |
341 | } |
342 | ||
343 | void AnnotationCollectionModel::update_annotations_without_hidden() | |
344 | { | |
345 | uint64_t count = 0; | |
346 | ||
347 | if (!all_annotations_ || all_annotations_->empty()) { | |
348 | all_annotations_without_hidden_.clear(); | |
349 | return; | |
350 | } | |
351 | ||
352 | for (const Annotation* ann : *all_annotations_) { | |
353 | if (!ann->visible()) | |
354 | continue; | |
355 | ||
356 | if (all_annotations_without_hidden_.size() < (count + 100)) | |
357 | all_annotations_without_hidden_.resize(count + 100); | |
358 | ||
359 | all_annotations_without_hidden_[count++] = ann; | |
360 | } | |
361 | ||
362 | all_annotations_without_hidden_.resize(count); | |
86d4b8e3 SA |
363 | } |
364 | ||
1c521100 SA |
365 | void AnnotationCollectionModel::update_highlighted_rows(QModelIndex first, |
366 | QModelIndex last, int64_t sample_num) | |
367 | { | |
368 | bool has_highlight = false; | |
369 | ||
370 | highlight_sample_num_ = sample_num; | |
371 | ||
372 | if (!dataset_ || dataset_->empty()) | |
373 | return; | |
374 | ||
375 | if (sample_num >= 0) { | |
376 | last = last.sibling(last.row() + 1, 0); | |
377 | ||
378 | // Check if there are any annotations visible in the table view that | |
379 | // we would need to highlight - only then do we do so | |
380 | QModelIndex index = first; | |
381 | do { | |
382 | const Annotation* ann = | |
383 | static_cast<const Annotation*>(index.internalPointer()); | |
384 | assert(ann); | |
385 | ||
386 | if (((int64_t)ann->start_sample() <= sample_num) && | |
387 | ((int64_t)ann->end_sample() >= sample_num)) { | |
388 | has_highlight = true; | |
389 | break; | |
390 | } | |
391 | ||
392 | index = index.sibling(index.row() + 1, 0); | |
393 | } while (index != last); | |
394 | } | |
395 | ||
396 | if (has_highlight || had_highlight_before_) | |
397 | dataChanged(first, last); | |
398 | ||
399 | had_highlight_before_ = has_highlight; | |
400 | } | |
401 | ||
02078aa1 SA |
402 | void AnnotationCollectionModel::on_annotation_visibility_changed() |
403 | { | |
404 | if (!hide_hidden_) | |
405 | return; | |
406 | ||
407 | update_annotations_without_hidden(); | |
408 | ||
409 | // Re-apply the requested sample range | |
410 | set_sample_range(start_sample_, end_sample_); | |
411 | ||
412 | if (dataset_) | |
413 | dataChanged(index(0, 0), index(dataset_->size(), 0)); | |
414 | else | |
415 | dataChanged(QModelIndex(), QModelIndex()); | |
416 | ||
417 | layoutChanged(); | |
418 | } | |
419 | ||
24d69d27 SA |
420 | } // namespace tabular_decoder |
421 | } // namespace views | |
422 | } // namespace pv |