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2bdc5796 SA |
1 | /* |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2019 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 | ||
4b97fe09 | 20 | #include <climits> |
2bdc5796 | 21 | |
4b97fe09 SA |
22 | #include <QByteArray> |
23 | #include <QDebug> | |
bdbc561f | 24 | #include <QLabel> |
2bdc5796 | 25 | #include <QMenu> |
a24412db | 26 | #include <QToolBar> |
2bdc5796 SA |
27 | #include <QVBoxLayout> |
28 | ||
4b97fe09 SA |
29 | #include <libsigrokdecode/libsigrokdecode.h> |
30 | ||
2bdc5796 | 31 | #include "view.hpp" |
560f8377 | 32 | #include "QHexView.hpp" |
2bdc5796 SA |
33 | |
34 | #include "pv/session.hpp" | |
35 | #include "pv/util.hpp" | |
e77de61f | 36 | #include "pv/data/decode/decoder.hpp" |
2bdc5796 | 37 | |
4b97fe09 | 38 | using pv::data::DecodeSignal; |
bdbc561f | 39 | using pv::data::SignalBase; |
e77de61f | 40 | using pv::data::decode::Decoder; |
2bdc5796 SA |
41 | using pv::util::TimeUnit; |
42 | using pv::util::Timestamp; | |
43 | ||
e77de61f | 44 | using std::dynamic_pointer_cast; |
4b97fe09 | 45 | using std::numeric_limits; |
2bdc5796 SA |
46 | using std::shared_ptr; |
47 | ||
48 | namespace pv { | |
49 | namespace views { | |
50 | namespace decoder_output { | |
51 | ||
a24412db | 52 | View::View(Session &session, bool is_main_view, QMainWindow *parent) : |
bdbc561f | 53 | ViewBase(session, is_main_view, parent), |
2bdc5796 SA |
54 | |
55 | // Note: Place defaults in View::reset_view_state(), not here | |
e77de61f | 56 | decoder_selector_(new QComboBox()), |
560f8377 | 57 | format_selector_(new QComboBox()), |
e77de61f | 58 | class_selector_(new QComboBox()), |
560f8377 | 59 | stacked_widget_(new QStackedWidget()), |
4b97fe09 SA |
60 | hex_view_(new QHexView()), |
61 | signal_(nullptr), | |
62 | merged_data_(new QByteArray()) | |
2bdc5796 SA |
63 | { |
64 | QVBoxLayout *root_layout = new QVBoxLayout(this); | |
65 | root_layout->setContentsMargins(0, 0, 0, 0); | |
66 | ||
bdbc561f SA |
67 | // Create toolbar |
68 | QToolBar* toolbar = new QToolBar(); | |
69 | toolbar->setContextMenuPolicy(Qt::PreventContextMenu); | |
70 | parent->addToolBar(toolbar); | |
a24412db | 71 | |
bdbc561f SA |
72 | // Populate toolbar |
73 | toolbar->addWidget(new QLabel(tr("Decoder:"))); | |
e77de61f SA |
74 | toolbar->addWidget(decoder_selector_); |
75 | toolbar->addWidget(class_selector_); | |
861ab3a4 SA |
76 | toolbar->addSeparator(); |
77 | toolbar->addWidget(new QLabel(tr("Show data as"))); | |
78 | toolbar->addWidget(format_selector_); | |
79 | ||
80 | // Add format types | |
81 | format_selector_->addItem(tr("Hexdump"), qVariantFromValue(QString("text/hexdump"))); | |
a24412db | 82 | |
560f8377 SA |
83 | // Add widget stack |
84 | root_layout->addWidget(stacked_widget_); | |
85 | stacked_widget_->addWidget(hex_view_); | |
4b97fe09 SA |
86 | stacked_widget_->setCurrentIndex(0); |
87 | ||
e77de61f SA |
88 | connect(decoder_selector_, SIGNAL(currentIndexChanged(int)), |
89 | this, SLOT(on_selected_decoder_changed(int))); | |
b2b18d3a SA |
90 | connect(class_selector_, SIGNAL(currentIndexChanged(int)), |
91 | this, SLOT(on_selected_class_changed(int))); | |
4b97fe09 SA |
92 | |
93 | hex_view_->setData(merged_data_); | |
560f8377 | 94 | |
2bdc5796 SA |
95 | reset_view_state(); |
96 | } | |
97 | ||
98 | View::~View() | |
99 | { | |
100 | } | |
101 | ||
db298158 SA |
102 | ViewType View::get_type() const |
103 | { | |
104 | return ViewTypeDecoderOutput; | |
105 | } | |
106 | ||
2bdc5796 SA |
107 | void View::reset_view_state() |
108 | { | |
109 | ViewBase::reset_view_state(); | |
110 | } | |
111 | ||
112 | void View::clear_signals() | |
113 | { | |
114 | ViewBase::clear_signalbases(); | |
4b97fe09 | 115 | signal_ = nullptr; |
2bdc5796 SA |
116 | } |
117 | ||
118 | void View::clear_decode_signals() | |
119 | { | |
e77de61f SA |
120 | ViewBase::clear_decode_signals(); |
121 | ||
122 | decoder_selector_->clear(); | |
b2b18d3a | 123 | class_selector_->clear(); |
861ab3a4 | 124 | format_selector_->setCurrentIndex(0); |
4b97fe09 | 125 | signal_ = nullptr; |
2bdc5796 SA |
126 | } |
127 | ||
128 | void View::add_decode_signal(shared_ptr<data::DecodeSignal> signal) | |
129 | { | |
e77de61f SA |
130 | ViewBase::add_decode_signal(signal); |
131 | ||
2bdc5796 | 132 | connect(signal.get(), SIGNAL(name_changed(const QString&)), |
bdbc561f | 133 | this, SLOT(on_signal_name_changed(const QString&))); |
e77de61f SA |
134 | connect(signal.get(), SIGNAL(decoder_stacked(void*)), |
135 | this, SLOT(on_decoder_stacked(void*))); | |
136 | connect(signal.get(), SIGNAL(decoder_removed(void*)), | |
137 | this, SLOT(on_decoder_removed(void*))); | |
138 | ||
139 | // Add all decoders provided by this signal | |
140 | auto stack = signal->decoder_stack(); | |
141 | if (stack.size() > 1) { | |
b2b18d3a SA |
142 | for (const shared_ptr<Decoder>& dec : stack) |
143 | // Only add the decoder if it has binary output | |
144 | if (dec->get_binary_class_count() > 0) { | |
145 | QString title = QString("%1 (%2)").arg(signal->name(), dec->name()); | |
146 | decoder_selector_->addItem(title, QVariant::fromValue((void*)dec.get())); | |
147 | } | |
e77de61f SA |
148 | } else |
149 | if (!stack.empty()) { | |
150 | shared_ptr<Decoder>& dec = stack.at(0); | |
b2b18d3a SA |
151 | if (dec->get_binary_class_count() > 0) |
152 | decoder_selector_->addItem(signal->name(), QVariant::fromValue((void*)dec.get())); | |
e77de61f | 153 | } |
2bdc5796 SA |
154 | } |
155 | ||
156 | void View::remove_decode_signal(shared_ptr<data::DecodeSignal> signal) | |
157 | { | |
e77de61f SA |
158 | // Remove all decoders provided by this signal |
159 | for (const shared_ptr<Decoder>& dec : signal->decoder_stack()) { | |
160 | int index = decoder_selector_->findData(QVariant::fromValue((void*)dec.get())); | |
bdbc561f | 161 | |
e77de61f SA |
162 | if (index != -1) |
163 | decoder_selector_->removeItem(index); | |
164 | } | |
165 | ||
166 | ViewBase::remove_decode_signal(signal); | |
4b97fe09 SA |
167 | |
168 | if (signal.get() == signal_) { | |
169 | signal_ = nullptr; | |
e77de61f SA |
170 | decoder_ = nullptr; |
171 | bin_class_id_ = 0; | |
4b97fe09 SA |
172 | update_data(); |
173 | } | |
2bdc5796 SA |
174 | } |
175 | ||
176 | void View::save_settings(QSettings &settings) const | |
177 | { | |
178 | (void)settings; | |
179 | } | |
180 | ||
181 | void View::restore_settings(QSettings &settings) | |
182 | { | |
183 | // Note: It is assumed that this function is only called once, | |
184 | // immediately after restoring a previous session. | |
185 | (void)settings; | |
186 | } | |
187 | ||
4b97fe09 SA |
188 | void View::update_data() |
189 | { | |
190 | if (!signal_) { | |
191 | merged_data_->clear(); | |
192 | return; | |
193 | } | |
194 | ||
e77de61f | 195 | if (signal_->get_binary_data_chunk_count(current_segment_, decoder_, bin_class_id_) == 0) { |
4b97fe09 SA |
196 | merged_data_->clear(); |
197 | return; | |
198 | } | |
199 | ||
200 | vector<uint8_t> data; | |
e77de61f SA |
201 | signal_->get_binary_data_chunks_merged(current_segment_, decoder_, bin_class_id_, |
202 | 0, numeric_limits<uint64_t>::max(), &data); | |
4b97fe09 SA |
203 | |
204 | merged_data_->resize(data.size()); | |
205 | memcpy(merged_data_->data(), data.data(), data.size()); | |
b2b18d3a SA |
206 | |
207 | hex_view_->setData(merged_data_); | |
4b97fe09 SA |
208 | } |
209 | ||
e77de61f | 210 | void View::on_selected_decoder_changed(int index) |
4b97fe09 SA |
211 | { |
212 | if (signal_) | |
b2b18d3a | 213 | disconnect(signal_, SIGNAL(new_binary_data(unsigned int, void*, unsigned int))); |
4b97fe09 | 214 | |
e77de61f SA |
215 | decoder_ = (Decoder*)decoder_selector_->itemData(index).value<void*>(); |
216 | ||
217 | // Find the signal that contains the selected decoder | |
218 | signal_ = nullptr; | |
219 | ||
b2b18d3a SA |
220 | for (const shared_ptr<DecodeSignal>& ds : decode_signals_) |
221 | for (const shared_ptr<Decoder>& dec : ds->decoder_stack()) | |
222 | if (decoder_ == dec.get()) | |
223 | signal_ = ds.get(); | |
e77de61f | 224 | |
b2b18d3a SA |
225 | class_selector_->clear(); |
226 | ||
227 | if (signal_) { | |
228 | // Populate binary class selector | |
229 | uint8_t bin_classes = decoder_->get_binary_class_count(); | |
230 | for (uint8_t i = 0; i < bin_classes; i++) { | |
231 | const data::decode::DecodeBinaryClassInfo* class_info = decoder_->get_binary_class(i); | |
232 | class_selector_->addItem(class_info->name, QVariant::fromValue(i)); | |
233 | } | |
234 | ||
235 | connect(signal_, SIGNAL(new_binary_data(unsigned int, void*, unsigned int)), | |
236 | this, SLOT(on_new_binary_data(unsigned int, void*, unsigned int))); | |
e77de61f | 237 | } |
4b97fe09 | 238 | |
b2b18d3a SA |
239 | update_data(); |
240 | } | |
241 | ||
242 | void View::on_selected_class_changed(int index) | |
243 | { | |
244 | bin_class_id_ = class_selector_->itemData(index).value<uint8_t>(); | |
e77de61f SA |
245 | |
246 | update_data(); | |
4b97fe09 SA |
247 | } |
248 | ||
bdbc561f | 249 | void View::on_signal_name_changed(const QString &name) |
2bdc5796 | 250 | { |
e77de61f SA |
251 | (void)name; |
252 | ||
253 | SignalBase* sb = qobject_cast<SignalBase*>(QObject::sender()); | |
bdbc561f SA |
254 | assert(sb); |
255 | ||
e77de61f SA |
256 | DecodeSignal* signal = dynamic_cast<DecodeSignal*>(sb); |
257 | assert(signal); | |
258 | ||
259 | // Update all decoder entries provided by this signal | |
260 | auto stack = signal->decoder_stack(); | |
261 | if (stack.size() > 1) { | |
262 | for (const shared_ptr<Decoder>& dec : stack) { | |
263 | QString title = QString("%1 (%2)").arg(signal->name(), dec->name()); | |
264 | int index = decoder_selector_->findData(QVariant::fromValue((void*)dec.get())); | |
265 | ||
266 | if (index != -1) | |
267 | decoder_selector_->setItemText(index, title); | |
268 | } | |
269 | } else | |
270 | if (!stack.empty()) { | |
271 | shared_ptr<Decoder>& dec = stack.at(0); | |
272 | int index = decoder_selector_->findData(QVariant::fromValue((void*)dec.get())); | |
273 | ||
274 | if (index != -1) | |
275 | decoder_selector_->setItemText(index, signal->name()); | |
276 | } | |
2bdc5796 SA |
277 | } |
278 | ||
b2b18d3a | 279 | void View::on_new_binary_data(unsigned int segment_id, void* decoder, unsigned int bin_class_id) |
4b97fe09 | 280 | { |
b2b18d3a | 281 | if ((segment_id == current_segment_) && (decoder == decoder_) && (bin_class_id == bin_class_id_)) |
4b97fe09 SA |
282 | update_data(); |
283 | } | |
284 | ||
e77de61f SA |
285 | void View::on_decoder_stacked(void* decoder) |
286 | { | |
287 | // TODO This doesn't change existing entries for the same signal - but it should as the naming scheme may change | |
288 | ||
289 | Decoder* d = static_cast<Decoder*>(decoder); | |
290 | ||
b2b18d3a SA |
291 | // Only add the decoder if it has binary output |
292 | if (d->get_binary_class_count() == 0) | |
293 | return; | |
294 | ||
e77de61f SA |
295 | // Find the signal that contains the selected decoder |
296 | DecodeSignal* signal = nullptr; | |
297 | ||
298 | for (const shared_ptr<DecodeSignal>& ds : decode_signals_) | |
299 | for (const shared_ptr<Decoder>& dec : ds->decoder_stack()) | |
300 | if (d == dec.get()) | |
301 | signal = ds.get(); | |
302 | ||
303 | assert(signal); | |
304 | ||
305 | // Add the decoder to the list | |
306 | QString title = QString("%1 (%2)").arg(signal->name(), d->name()); | |
307 | decoder_selector_->addItem(title, QVariant::fromValue((void*)d)); | |
308 | } | |
309 | ||
310 | void View::on_decoder_removed(void* decoder) | |
311 | { | |
312 | Decoder* d = static_cast<Decoder*>(decoder); | |
313 | ||
314 | // Remove the decoder from the list | |
315 | int index = decoder_selector_->findData(QVariant::fromValue((void*)d)); | |
316 | ||
317 | if (index != -1) | |
318 | decoder_selector_->removeItem(index); | |
319 | } | |
320 | ||
321 | ||
2bdc5796 SA |
322 | } // namespace decoder_output |
323 | } // namespace views | |
324 | } // namespace pv |