2 * This file is part of the PulseView project.
4 * Copyright (C) 2020 Soeren Apel <soeren@apelpie.net>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, see <http://www.gnu.org/licenses/>.
23 #include "pv/views/tabular_decoder/view.hpp"
27 #include "pv/util.hpp"
29 using std::make_shared;
31 using pv::util::Timestamp;
32 using pv::util::format_time_si;
33 using pv::util::format_time_minutes;
34 using pv::util::SIPrefix;
38 namespace tabular_decoder {
40 AnnotationCollectionModel::AnnotationCollectionModel(QObject* parent) :
41 QAbstractTableModel(parent),
42 all_annotations_(nullptr),
49 GlobalSettings::add_change_handler(this);
50 theme_is_dark_ = GlobalSettings::current_theme_is_dark();
52 // TBD Maybe use empty columns as indentation levels to indicate stacked decoders
53 header_data_.emplace_back(tr("Sample")); // Column #0
54 header_data_.emplace_back(tr("Time")); // Column #1
55 header_data_.emplace_back(tr("Decoder")); // Column #2
56 header_data_.emplace_back(tr("Ann Row")); // Column #3
57 header_data_.emplace_back(tr("Ann Class")); // Column #4
58 header_data_.emplace_back(tr("Value")); // Column #5
61 QVariant AnnotationCollectionModel::data_from_ann(const Annotation* ann, int index) const
64 case 0: return QVariant((qulonglong)ann->start_sample()); // Column #0, Start Sample
65 case 1: { // Column #1, Start Time
66 Timestamp t = ann->start_sample() / signal_->get_samplerate();
67 QString unit = signal_->get_samplerate() ? tr("s") : tr("sa");
69 if ((t < 60) || (signal_->get_samplerate() == 0)) // i.e. if unit is sa
70 s = format_time_si(t, SIPrefix::unspecified, 3, unit, false);
72 s = format_time_minutes(t, 3, false);
75 case 2: return QVariant(ann->row()->decoder()->name()); // Column #2, Decoder
76 case 3: return QVariant(ann->row()->description()); // Column #3, Ann Row
77 case 4: return QVariant(ann->ann_class_description()); // Column #4, Ann Class
78 case 5: return QVariant(ann->longest_annotation()); // Column #5, Value
79 default: return QVariant();
83 QVariant AnnotationCollectionModel::data(const QModelIndex& index, int role) const
85 if (!signal_ || !index.isValid() || !index.internalPointer())
88 const Annotation* ann =
89 static_cast<const Annotation*>(index.internalPointer());
91 if ((role == Qt::DisplayRole) || (role == Qt::ToolTipRole))
92 return data_from_ann(ann, index.column());
94 if (role == Qt::BackgroundRole) {
97 const unsigned int ann_stack_level = ann->row_data()->row()->decoder()->get_stack_level();
98 level = (signal_->decoder_stack().size() - 1 - ann_stack_level);
100 // Only use custom cell background color if column index reached the hierarchy level
101 if (index.column() >= level) {
103 return QBrush(ann->dark_color());
105 return QBrush(ann->bright_color());
112 Qt::ItemFlags AnnotationCollectionModel::flags(const QModelIndex& index) const
114 if (!index.isValid())
115 return Qt::NoItemFlags;
117 return Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemNeverHasChildren;
120 QVariant AnnotationCollectionModel::headerData(int section, Qt::Orientation orientation,
123 if ((orientation == Qt::Horizontal) && (role == Qt::DisplayRole))
124 return header_data_.at(section);
129 QModelIndex AnnotationCollectionModel::index(int row, int column,
130 const QModelIndex& parent_idx) const
137 return QModelIndex();
141 if ((size_t)row < dataset_->size())
142 idx = createIndex(row, column, (void*)dataset_->at(row));
147 QModelIndex AnnotationCollectionModel::parent(const QModelIndex& index) const
151 return QModelIndex();
154 int AnnotationCollectionModel::rowCount(const QModelIndex& parent_idx) const
161 return dataset_->size();
164 int AnnotationCollectionModel::columnCount(const QModelIndex& parent_idx) const
168 return header_data_.size();
171 void AnnotationCollectionModel::set_signal_and_segment(data::DecodeSignal* signal, uint32_t current_segment)
174 all_annotations_ = nullptr;
178 dataChanged(QModelIndex(), QModelIndex());
183 all_annotations_ = signal->get_all_annotations_by_segment(current_segment);
187 update_annotations_without_hidden();
189 dataset_ = all_annotations_;
191 if (!dataset_ || dataset_->empty()) {
192 prev_segment_ = current_segment;
196 const size_t new_row_count = dataset_->size() - 1;
198 // Force the view associated with this model to update when the segment changes
199 if (prev_segment_ != current_segment) {
200 dataChanged(QModelIndex(), QModelIndex());
203 // Force the view associated with this model to update when we have more annotations
204 if (prev_last_row_ < new_row_count) {
205 dataChanged(index(prev_last_row_, 0, QModelIndex()),
206 index(new_row_count, 0, QModelIndex()));
211 prev_segment_ = current_segment;
212 prev_last_row_ = new_row_count;
215 void AnnotationCollectionModel::set_hide_hidden(bool hide_hidden)
217 hide_hidden_ = hide_hidden;
220 dataset_ = &all_annotations_without_hidden_;
221 update_annotations_without_hidden();
223 dataset_ = all_annotations_;
224 all_annotations_without_hidden_.clear(); // To conserve memory
228 void AnnotationCollectionModel::update_annotations_without_hidden()
232 if (!all_annotations_ || all_annotations_->empty()) {
233 all_annotations_without_hidden_.clear();
237 for (const Annotation* ann : *all_annotations_) {
241 if (all_annotations_without_hidden_.size() < (count + 100))
242 all_annotations_without_hidden_.resize(count + 100);
244 all_annotations_without_hidden_[count++] = ann;
247 all_annotations_without_hidden_.resize(count);
249 dataChanged(index(0, 0, QModelIndex()), index(count, 0, QModelIndex()));
253 void AnnotationCollectionModel::on_setting_changed(const QString &key, const QVariant &value)
258 // We don't really care about the actual setting, we just update the
259 // flag that indicates whether we are using a bright or dark color theme
260 theme_is_dark_ = GlobalSettings::current_theme_is_dark();
263 } // namespace tabular_decoder