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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 | ||
f54e68b0 | 20 | #include <QDebug> |
24d69d27 SA |
21 | #include <QString> |
22 | ||
23 | #include "pv/views/tabular_decoder/view.hpp" | |
24 | ||
25 | using std::make_shared; | |
26 | ||
27 | namespace pv { | |
28 | namespace views { | |
29 | namespace tabular_decoder { | |
30 | ||
31 | AnnotationCollectionModel::AnnotationCollectionModel(QObject* parent) : | |
f54e68b0 SA |
32 | QAbstractTableModel(parent), |
33 | all_annotations_(nullptr), | |
34 | prev_segment_(0), | |
35 | prev_last_row_(0) | |
24d69d27 | 36 | { |
f54e68b0 SA |
37 | // TBD Maybe use empty columns as indentation levels to indicate stacked decoders |
38 | header_data_.emplace_back(tr("Start Sample")); // Column #0 | |
39 | header_data_.emplace_back(tr("Start Time")); // Column #1 | |
40 | header_data_.emplace_back(tr("Ann Row Name")); // Column #2 | |
41 | header_data_.emplace_back(tr("Ann Class Name")); // Column #3 | |
42 | header_data_.emplace_back(tr("Value")); // Column #4 | |
24d69d27 SA |
43 | } |
44 | ||
45 | QVariant AnnotationCollectionModel::data(const QModelIndex& index, int role) const | |
46 | { | |
47 | if (!index.isValid()) | |
48 | return QVariant(); | |
49 | ||
f54e68b0 SA |
50 | if (role == Qt::DisplayRole) { |
51 | const Annotation* ann = | |
52 | static_cast<const Annotation*>(index.internalPointer()); | |
53 | ||
54 | switch (index.column()) { | |
55 | case 0: return QVariant((qulonglong)ann->start_sample()); // Column #0, Start Sample | |
56 | case 1: return QVariant(0/*(qulonglong)ann->start_sample()*/); // Column #1, Start Time | |
57 | case 2: return QVariant(ann->row()->title()); // Column #2, Ann Row Name | |
58 | case 3: return QVariant(ann->ann_class_name()); // Column #3, Ann Class Name | |
59 | case 4: return QVariant(ann->longest_annotation()); // Column #4, Value | |
60 | default: return QVariant(); | |
61 | } | |
24d69d27 SA |
62 | } |
63 | ||
64 | return QVariant(); | |
65 | } | |
66 | ||
67 | Qt::ItemFlags AnnotationCollectionModel::flags(const QModelIndex& index) const | |
68 | { | |
69 | if (!index.isValid()) | |
f54e68b0 | 70 | return 0; |
24d69d27 SA |
71 | |
72 | return Qt::ItemIsEnabled | Qt::ItemIsSelectable; | |
73 | } | |
74 | ||
75 | QVariant AnnotationCollectionModel::headerData(int section, Qt::Orientation orientation, | |
76 | int role) const | |
77 | { | |
78 | if (orientation == Qt::Horizontal && role == Qt::DisplayRole) | |
f54e68b0 | 79 | return header_data_.at(section); |
24d69d27 SA |
80 | |
81 | return QVariant(); | |
82 | } | |
83 | ||
84 | QModelIndex AnnotationCollectionModel::index(int row, int column, | |
85 | const QModelIndex& parent_idx) const | |
86 | { | |
f54e68b0 | 87 | (void)parent_idx; |
24d69d27 | 88 | |
f54e68b0 SA |
89 | if (!all_annotations_) |
90 | return QModelIndex(); | |
24d69d27 | 91 | |
f54e68b0 SA |
92 | if ((size_t)row > all_annotations_->size()) |
93 | return QModelIndex(); | |
24d69d27 | 94 | |
f54e68b0 | 95 | return createIndex(row, column, (void*)(all_annotations_->at(row))); |
24d69d27 SA |
96 | } |
97 | ||
98 | QModelIndex AnnotationCollectionModel::parent(const QModelIndex& index) const | |
99 | { | |
f54e68b0 | 100 | (void)index; |
24d69d27 | 101 | |
f54e68b0 | 102 | return QModelIndex(); |
24d69d27 SA |
103 | } |
104 | ||
105 | int AnnotationCollectionModel::rowCount(const QModelIndex& parent_idx) const | |
106 | { | |
f54e68b0 | 107 | (void)parent_idx; |
24d69d27 | 108 | |
f54e68b0 | 109 | if (!all_annotations_) |
24d69d27 SA |
110 | return 0; |
111 | ||
f54e68b0 | 112 | return all_annotations_->size(); |
24d69d27 SA |
113 | } |
114 | ||
115 | int AnnotationCollectionModel::columnCount(const QModelIndex& parent_idx) const | |
116 | { | |
f54e68b0 SA |
117 | (void)parent_idx; |
118 | ||
119 | return header_data_.size(); | |
24d69d27 SA |
120 | } |
121 | ||
f54e68b0 SA |
122 | void AnnotationCollectionModel::set_signal_and_segment(data::DecodeSignal* signal, uint32_t current_segment) |
123 | { | |
124 | all_annotations_ = signal->get_all_annotations_by_segment(current_segment); | |
125 | ||
126 | if (!all_annotations_ || all_annotations_->empty()) { | |
127 | prev_segment_ = current_segment; | |
128 | return; | |
129 | } | |
130 | ||
131 | const size_t new_row_count = all_annotations_->size() - 1; | |
132 | ||
133 | // Force the view associated with this model to update when the segment changes | |
134 | if (prev_segment_ != current_segment) { | |
135 | dataChanged(QModelIndex(), QModelIndex()); | |
136 | layoutChanged(); | |
137 | } else { | |
138 | // Force the view associated with this model to update when we have more annotations | |
139 | if (prev_last_row_ < new_row_count) { | |
140 | dataChanged(index(prev_last_row_, 0, QModelIndex()), | |
141 | index(new_row_count, 0, QModelIndex())); | |
142 | layoutChanged(); | |
143 | } | |
144 | } | |
145 | ||
146 | prev_segment_ = current_segment; | |
147 | prev_last_row_ = new_row_count; | |
148 | } | |
24d69d27 SA |
149 | |
150 | } // namespace tabular_decoder | |
151 | } // namespace views | |
152 | } // namespace pv |