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d4984fe7 | 1 | /* |
b3f22de0 | 2 | * This file is part of the PulseView project. |
d4984fe7 JH |
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, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
09f5d123 | 21 | #include <extdef.h> |
dde1a563 | 22 | |
09f5d123 | 23 | #include <assert.h> |
215f9499 | 24 | |
dde1a563 | 25 | #include <QAction> |
48888313 | 26 | #include <QDebug> |
40065ab6 JS |
27 | #include <QHelpEvent> |
28 | #include <QToolTip> | |
dde1a563 | 29 | |
d4984fe7 JH |
30 | #include "samplingbar.h" |
31 | ||
dd63af74 | 32 | #include <pv/devicemanager.h> |
51d4a9ab | 33 | #include <pv/popups/deviceoptions.h> |
6ac6242b | 34 | #include <pv/popups/channels.h> |
62974f45 | 35 | #include <pv/util.h> |
cdb50f67 | 36 | |
e8d00928 ML |
37 | #include <libsigrok/libsigrok.hpp> |
38 | ||
19adbc2c | 39 | using std::map; |
e8d00928 | 40 | using std::vector; |
b50ef520 JH |
41 | using std::max; |
42 | using std::min; | |
f9abf97e | 43 | using std::shared_ptr; |
819f4c25 | 44 | using std::string; |
dd63af74 | 45 | |
e8d00928 ML |
46 | using sigrok::Capability; |
47 | using sigrok::ConfigKey; | |
48 | using sigrok::Device; | |
49 | using sigrok::Error; | |
50 | ||
51e77110 | 51 | namespace pv { |
f4c92e1c | 52 | namespace toolbars { |
51e77110 | 53 | |
b50ef520 JH |
54 | const uint64_t SamplingBar::MinSampleCount = 100ULL; |
55 | const uint64_t SamplingBar::MaxSampleCount = 1000000000000ULL; | |
56 | const uint64_t SamplingBar::DefaultSampleCount = 1000000; | |
09f5d123 | 57 | |
aca00b1e | 58 | SamplingBar::SamplingBar(SigSession &session, QWidget *parent) : |
6fb67b27 | 59 | QToolBar("Sampling Bar", parent), |
aca00b1e | 60 | _session(session), |
dde1a563 | 61 | _device_selector(this), |
95237c18 | 62 | _updating_device_selector(false), |
cdb50f67 | 63 | _configure_button(this), |
b3e8a5d8 | 64 | _configure_button_action(NULL), |
6ac6242b | 65 | _channels_button(this), |
124d97de | 66 | _sample_count(" samples", this), |
1198b887 JH |
67 | _sample_rate("Hz", this), |
68 | _updating_sample_rate(false), | |
85756012 | 69 | _updating_sample_count(false), |
6546a6a7 | 70 | _sample_count_supported(false), |
2b49eeb0 | 71 | _icon_red(":/icons/status-red.svg"), |
f5798068 JH |
72 | _icon_green(":/icons/status-green.svg"), |
73 | _icon_grey(":/icons/status-grey.svg"), | |
274d4f13 | 74 | _run_stop_button(this) |
6fb67b27 | 75 | { |
0c7cdea2 SA |
76 | setObjectName(QString::fromUtf8("SamplingBar")); |
77 | ||
cdb50f67 | 78 | connect(&_run_stop_button, SIGNAL(clicked()), |
9f3d12f3 | 79 | this, SLOT(on_run_stop())); |
dde1a563 JH |
80 | connect(&_device_selector, SIGNAL(currentIndexChanged (int)), |
81 | this, SLOT(on_device_selected())); | |
124d97de ML |
82 | connect(&_sample_count, SIGNAL(value_changed()), |
83 | this, SLOT(on_sample_count_changed())); | |
1198b887 JH |
84 | connect(&_sample_rate, SIGNAL(value_changed()), |
85 | this, SLOT(on_sample_rate_changed())); | |
dde1a563 | 86 | |
124d97de | 87 | _sample_count.show_min_max_step(0, UINT64_MAX, 1); |
215f9499 | 88 | |
2b49eeb0 | 89 | set_capture_state(pv::SigSession::Stopped); |
274d4f13 | 90 | |
688ef645 JH |
91 | _configure_button.setIcon(QIcon::fromTheme("configure", |
92 | QIcon(":/icons/configure.png"))); | |
b7b659aa | 93 | |
6ac6242b ML |
94 | _channels_button.setIcon(QIcon::fromTheme("channels", |
95 | QIcon(":/icons/channels.svg"))); | |
cdb50f67 | 96 | |
f5798068 JH |
97 | _run_stop_button.setToolButtonStyle(Qt::ToolButtonTextBesideIcon); |
98 | ||
6fb67b27 | 99 | addWidget(&_device_selector); |
b3e8a5d8 | 100 | _configure_button_action = addWidget(&_configure_button); |
6ac6242b | 101 | addWidget(&_channels_button); |
124d97de | 102 | addWidget(&_sample_count); |
1198b887 | 103 | addWidget(&_sample_rate); |
6fb67b27 | 104 | |
1198b887 | 105 | addWidget(&_run_stop_button); |
40065ab6 JS |
106 | |
107 | _sample_count.installEventFilter(this); | |
108 | _sample_rate.installEventFilter(this); | |
6fb67b27 JH |
109 | } |
110 | ||
18203d86 | 111 | void SamplingBar::set_device_list( |
4fe06f49 | 112 | const std::list< std::pair<std::shared_ptr<sigrok::Device>, std::string> > &devices, |
e8d00928 | 113 | shared_ptr<Device> selected) |
18203d86 | 114 | { |
e95e8563 JH |
115 | int selected_index = -1; |
116 | ||
117 | assert(selected); | |
118 | ||
95237c18 JH |
119 | _updating_device_selector = true; |
120 | ||
18203d86 JH |
121 | _device_selector.clear(); |
122 | ||
4fe06f49 | 123 | for (auto entry : devices) { |
e8d00928 | 124 | auto device = entry.first; |
4fe06f49 | 125 | auto display_name = entry.second; |
19adbc2c | 126 | |
e8d00928 ML |
127 | assert(device); |
128 | ||
129 | if (selected == device) | |
e95e8563 JH |
130 | selected_index = _device_selector.count(); |
131 | ||
4fe06f49 | 132 | _device_selector.addItem(display_name.c_str(), |
e8d00928 | 133 | qVariantFromValue(device)); |
18203d86 JH |
134 | } |
135 | ||
e95e8563 JH |
136 | // The selected device should have been in the list |
137 | assert(selected_index != -1); | |
138 | _device_selector.setCurrentIndex(selected_index); | |
139 | ||
140 | update_device_config_widgets(); | |
141 | ||
95237c18 | 142 | _updating_device_selector = false; |
18203d86 JH |
143 | } |
144 | ||
e8d00928 | 145 | shared_ptr<Device> SamplingBar::get_selected_device() const |
d4984fe7 | 146 | { |
6fb67b27 | 147 | const int index = _device_selector.currentIndex(); |
333d5bbc | 148 | if (index < 0) |
e8d00928 | 149 | return shared_ptr<Device>(); |
6fb67b27 | 150 | |
e8d00928 | 151 | return _device_selector.itemData(index).value<shared_ptr<Device>>(); |
6fb67b27 JH |
152 | } |
153 | ||
2b49eeb0 | 154 | void SamplingBar::set_capture_state(pv::SigSession::capture_state state) |
6ac96c2e | 155 | { |
2b49eeb0 JH |
156 | const QIcon *icons[] = {&_icon_grey, &_icon_red, &_icon_green}; |
157 | _run_stop_button.setIcon(*icons[state]); | |
158 | _run_stop_button.setText((state == pv::SigSession::Stopped) ? | |
159 | tr("Run") : tr("Stop")); | |
c042b5d2 | 160 | _run_stop_button.setShortcut(QKeySequence(Qt::Key_Space)); |
6ac96c2e JH |
161 | } |
162 | ||
dde1a563 JH |
163 | void SamplingBar::update_sample_rate_selector() |
164 | { | |
e8d00928 ML |
165 | Glib::VariantContainerBase gvar_dict; |
166 | GVariant *gvar_list; | |
488f5d3f BV |
167 | const uint64_t *elements = NULL; |
168 | gsize num_elements; | |
dde1a563 | 169 | |
3d4f16af JH |
170 | if (_updating_sample_rate) |
171 | return; | |
172 | ||
e8d00928 ML |
173 | const shared_ptr<Device> device = get_selected_device(); |
174 | if (!device) | |
ef4d0201 JH |
175 | return; |
176 | ||
3d4f16af | 177 | assert(!_updating_sample_rate); |
1198b887 JH |
178 | _updating_sample_rate = true; |
179 | ||
e8d00928 ML |
180 | try { |
181 | gvar_dict = device->config_list(ConfigKey::SAMPLERATE); | |
182 | } catch (Error error) { | |
1198b887 JH |
183 | _sample_rate.show_none(); |
184 | _updating_sample_rate = false; | |
dde1a563 | 185 | return; |
1198b887 | 186 | } |
dde1a563 | 187 | |
e8d00928 | 188 | if ((gvar_list = g_variant_lookup_value(gvar_dict.gobj(), |
1198b887 JH |
189 | "samplerate-steps", G_VARIANT_TYPE("at")))) |
190 | { | |
488f5d3f BV |
191 | elements = (const uint64_t *)g_variant_get_fixed_array( |
192 | gvar_list, &num_elements, sizeof(uint64_t)); | |
aafe53af JH |
193 | |
194 | const uint64_t min = elements[0]; | |
195 | const uint64_t max = elements[1]; | |
196 | const uint64_t step = elements[2]; | |
197 | ||
488f5d3f | 198 | g_variant_unref(gvar_list); |
aafe53af JH |
199 | |
200 | assert(min > 0); | |
201 | assert(max > 0); | |
202 | assert(max > min); | |
203 | assert(step > 0); | |
204 | ||
205 | if (step == 1) | |
206 | _sample_rate.show_125_list(min, max); | |
207 | else | |
208 | { | |
209 | // When the step is not 1, we cam't make a 1-2-5-10 | |
210 | // list of sample rates, because we may not be able to | |
211 | // make round numbers. Therefore in this case, show a | |
212 | // spin box. | |
213 | _sample_rate.show_min_max_step(min, max, step); | |
214 | } | |
dde1a563 | 215 | } |
e8d00928 | 216 | else if ((gvar_list = g_variant_lookup_value(gvar_dict.gobj(), |
488f5d3f | 217 | "samplerates", G_VARIANT_TYPE("at")))) |
dde1a563 | 218 | { |
488f5d3f BV |
219 | elements = (const uint64_t *)g_variant_get_fixed_array( |
220 | gvar_list, &num_elements, sizeof(uint64_t)); | |
1198b887 | 221 | _sample_rate.show_list(elements, num_elements); |
488f5d3f | 222 | g_variant_unref(gvar_list); |
dde1a563 | 223 | } |
1198b887 | 224 | _updating_sample_rate = false; |
48888313 JH |
225 | |
226 | update_sample_rate_selector_value(); | |
227 | } | |
228 | ||
229 | void SamplingBar::update_sample_rate_selector_value() | |
230 | { | |
3d4f16af JH |
231 | if (_updating_sample_rate) |
232 | return; | |
233 | ||
e8d00928 ML |
234 | const shared_ptr<Device> device = get_selected_device(); |
235 | if (!device) | |
19adbc2c JH |
236 | return; |
237 | ||
e8d00928 ML |
238 | try { |
239 | auto gvar = device->config_get(ConfigKey::SAMPLERATE); | |
240 | uint64_t samplerate = | |
15289d5c | 241 | Glib::VariantBase::cast_dynamic<Glib::Variant<guint64>>(gvar).get(); |
e8d00928 ML |
242 | assert(!_updating_sample_rate); |
243 | _updating_sample_rate = true; | |
244 | _sample_rate.set_value(samplerate); | |
245 | _updating_sample_rate = false; | |
246 | } catch (Error error) { | |
8dd44190 | 247 | qDebug() << "WARNING: Failed to get value of sample rate"; |
eb4008a6 JH |
248 | return; |
249 | } | |
48888313 JH |
250 | } |
251 | ||
85756012 ML |
252 | void SamplingBar::update_sample_count_selector() |
253 | { | |
3d4f16af JH |
254 | if (_updating_sample_count) |
255 | return; | |
256 | ||
e8d00928 ML |
257 | const shared_ptr<Device> device = get_selected_device(); |
258 | if (!device) | |
19adbc2c JH |
259 | return; |
260 | ||
3d4f16af | 261 | assert(!_updating_sample_count); |
b50ef520 | 262 | _updating_sample_count = true; |
85756012 | 263 | |
b50ef520 | 264 | if (_sample_count_supported) |
df3c1aa3 | 265 | { |
3cbffdcf | 266 | uint64_t sample_count = _sample_count.value(); |
1d04852f | 267 | uint64_t min_sample_count = 0; |
b50ef520 JH |
268 | uint64_t max_sample_count = MaxSampleCount; |
269 | ||
3cbffdcf JH |
270 | if (sample_count == 0) |
271 | sample_count = DefaultSampleCount; | |
272 | ||
e8d00928 ML |
273 | try { |
274 | auto gvar = device->config_list(ConfigKey::LIMIT_SAMPLES); | |
275 | g_variant_get(gvar.gobj(), "(tt)", | |
1d04852f | 276 | &min_sample_count, &max_sample_count); |
e8d00928 | 277 | } catch (Error error) {} |
b50ef520 | 278 | |
1d04852f JH |
279 | min_sample_count = min(max(min_sample_count, MinSampleCount), |
280 | max_sample_count); | |
281 | ||
282 | _sample_count.show_125_list( | |
283 | min_sample_count, max_sample_count); | |
b50ef520 | 284 | |
e8d00928 ML |
285 | try { |
286 | auto gvar = device->config_get(ConfigKey::LIMIT_SAMPLES); | |
287 | sample_count = g_variant_get_uint64(gvar.gobj()); | |
b50ef520 JH |
288 | if (sample_count == 0) |
289 | sample_count = DefaultSampleCount; | |
290 | sample_count = min(max(sample_count, MinSampleCount), | |
291 | max_sample_count); | |
e8d00928 | 292 | } catch (Error error) {} |
b50ef520 JH |
293 | |
294 | _sample_count.set_value(sample_count); | |
85756012 | 295 | } |
b50ef520 JH |
296 | else |
297 | _sample_count.show_none(); | |
df3c1aa3 | 298 | |
df3c1aa3 | 299 | _updating_sample_count = false; |
85756012 ML |
300 | } |
301 | ||
e95e8563 JH |
302 | void SamplingBar::update_device_config_widgets() |
303 | { | |
e95e8563 JH |
304 | using namespace pv::popups; |
305 | ||
e8d00928 ML |
306 | const shared_ptr<Device> device = get_selected_device(); |
307 | if (!device) | |
e95e8563 JH |
308 | return; |
309 | ||
310 | // Update the configure popup | |
e8d00928 | 311 | DeviceOptions *const opts = new DeviceOptions(device, this); |
e95e8563 JH |
312 | _configure_button_action->setVisible( |
313 | !opts->binding().properties().empty()); | |
314 | _configure_button.set_popup(opts); | |
315 | ||
6ac6242b ML |
316 | // Update the channels popup |
317 | Channels *const channels = new Channels(_session, this); | |
318 | _channels_button.set_popup(channels); | |
e95e8563 JH |
319 | |
320 | // Update supported options. | |
321 | _sample_count_supported = false; | |
322 | ||
e8d00928 ML |
323 | try { |
324 | for (auto entry : device->config_keys(ConfigKey::DEVICE_OPTIONS)) | |
e95e8563 | 325 | { |
e8d00928 ML |
326 | auto key = entry.first; |
327 | auto capabilities = entry.second; | |
328 | switch (key->id()) { | |
e95e8563 | 329 | case SR_CONF_LIMIT_SAMPLES: |
e8d00928 | 330 | if (capabilities.count(Capability::SET)) |
f27ee56d | 331 | _sample_count_supported = true; |
e95e8563 JH |
332 | break; |
333 | case SR_CONF_LIMIT_FRAMES: | |
e8d00928 ML |
334 | if (capabilities.count(Capability::SET)) |
335 | { | |
336 | device->config_set(ConfigKey::LIMIT_FRAMES, | |
15289d5c | 337 | Glib::Variant<guint64>::create(1)); |
e8d00928 ML |
338 | on_config_changed(); |
339 | } | |
340 | break; | |
341 | default: | |
e95e8563 JH |
342 | break; |
343 | } | |
344 | } | |
e8d00928 | 345 | } catch (Error error) {} |
e95e8563 JH |
346 | |
347 | // Add notification of reconfigure events | |
348 | disconnect(this, SLOT(on_config_changed())); | |
e8d00928 | 349 | connect(&opts->binding(), SIGNAL(config_changed()), |
e95e8563 JH |
350 | this, SLOT(on_config_changed())); |
351 | ||
352 | // Update sweep timing widgets. | |
353 | update_sample_count_selector(); | |
354 | update_sample_rate_selector(); | |
355 | } | |
356 | ||
124d97de ML |
357 | void SamplingBar::commit_sample_count() |
358 | { | |
359 | uint64_t sample_count = 0; | |
360 | ||
3d4f16af JH |
361 | if (_updating_sample_count) |
362 | return; | |
363 | ||
e8d00928 ML |
364 | const shared_ptr<Device> device = get_selected_device(); |
365 | if (!device) | |
19adbc2c JH |
366 | return; |
367 | ||
124d97de ML |
368 | sample_count = _sample_count.value(); |
369 | ||
370 | // Set the sample count | |
3d4f16af JH |
371 | assert(!_updating_sample_count); |
372 | _updating_sample_count = true; | |
e8d00928 ML |
373 | if (_sample_count_supported) |
374 | { | |
375 | try { | |
376 | device->config_set(ConfigKey::LIMIT_SAMPLES, | |
15289d5c | 377 | Glib::Variant<guint64>::create(sample_count)); |
e8d00928 ML |
378 | on_config_changed(); |
379 | } catch (Error error) { | |
380 | qDebug() << "Failed to configure sample count."; | |
381 | return; | |
382 | } | |
124d97de | 383 | } |
3d4f16af | 384 | _updating_sample_count = false; |
124d97de ML |
385 | } |
386 | ||
48888313 JH |
387 | void SamplingBar::commit_sample_rate() |
388 | { | |
389 | uint64_t sample_rate = 0; | |
390 | ||
3d4f16af JH |
391 | if (_updating_sample_rate) |
392 | return; | |
393 | ||
e8d00928 ML |
394 | const shared_ptr<Device> device = get_selected_device(); |
395 | if (!device) | |
19adbc2c JH |
396 | return; |
397 | ||
1198b887 | 398 | sample_rate = _sample_rate.value(); |
f9541bde JH |
399 | if (sample_rate == 0) |
400 | return; | |
401 | ||
48888313 | 402 | // Set the samplerate |
3d4f16af JH |
403 | assert(!_updating_sample_rate); |
404 | _updating_sample_rate = true; | |
e8d00928 ML |
405 | try { |
406 | device->config_set(ConfigKey::SAMPLERATE, | |
15289d5c | 407 | Glib::Variant<guint64>::create(sample_rate)); |
e8d00928 ML |
408 | on_config_changed(); |
409 | } catch (Error error) { | |
48888313 JH |
410 | qDebug() << "Failed to configure samplerate."; |
411 | return; | |
412 | } | |
3d4f16af | 413 | _updating_sample_rate = false; |
dde1a563 JH |
414 | } |
415 | ||
416 | void SamplingBar::on_device_selected() | |
417 | { | |
95237c18 JH |
418 | if (_updating_device_selector) |
419 | return; | |
420 | ||
e8d00928 ML |
421 | shared_ptr<Device> device = get_selected_device(); |
422 | if (!device) | |
19adbc2c JH |
423 | return; |
424 | ||
e8d00928 | 425 | _session.set_device(device); |
51d4a9ab | 426 | |
e95e8563 | 427 | update_device_config_widgets(); |
dde1a563 | 428 | } |
51e77110 | 429 | |
124d97de ML |
430 | void SamplingBar::on_sample_count_changed() |
431 | { | |
3d4f16af | 432 | commit_sample_count(); |
124d97de ML |
433 | } |
434 | ||
48888313 JH |
435 | void SamplingBar::on_sample_rate_changed() |
436 | { | |
3d4f16af | 437 | commit_sample_rate(); |
48888313 JH |
438 | } |
439 | ||
9f3d12f3 JH |
440 | void SamplingBar::on_run_stop() |
441 | { | |
b50ef520 | 442 | commit_sample_count(); |
9f3d12f3 JH |
443 | commit_sample_rate(); |
444 | run_stop(); | |
445 | } | |
446 | ||
82afd5e3 JH |
447 | void SamplingBar::on_config_changed() |
448 | { | |
449 | commit_sample_count(); | |
450 | update_sample_count_selector(); | |
451 | commit_sample_rate(); | |
452 | update_sample_rate_selector(); | |
453 | } | |
454 | ||
40065ab6 JS |
455 | bool SamplingBar::eventFilter(QObject *watched, QEvent *event) |
456 | { | |
457 | if ((watched == &_sample_count || watched == &_sample_rate) && | |
458 | (event->type() == QEvent::ToolTip)) { | |
459 | double sec = (double)_sample_count.value() / _sample_rate.value(); | |
40065ab6 | 460 | QHelpEvent *help_event = static_cast<QHelpEvent*>(event); |
62974f45 JS |
461 | |
462 | QString str = tr("Total sampling time: %1").arg(pv::util::format_second(sec)); | |
40065ab6 JS |
463 | QToolTip::showText(help_event->globalPos(), str); |
464 | ||
465 | return true; | |
466 | } | |
467 | ||
468 | return false; | |
469 | } | |
470 | ||
f4c92e1c | 471 | } // namespace toolbars |
51e77110 | 472 | } // namespace pv |