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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> |
94574501 | 33 | #include <pv/device/devinst.h> |
51d4a9ab | 34 | #include <pv/popups/deviceoptions.h> |
6ac6242b | 35 | #include <pv/popups/channels.h> |
62974f45 | 36 | #include <pv/util.h> |
cdb50f67 | 37 | |
19adbc2c | 38 | using std::map; |
b50ef520 JH |
39 | using std::max; |
40 | using std::min; | |
f9abf97e | 41 | using std::shared_ptr; |
819f4c25 | 42 | using std::string; |
dd63af74 | 43 | |
51e77110 | 44 | namespace pv { |
f4c92e1c | 45 | namespace toolbars { |
51e77110 | 46 | |
b50ef520 JH |
47 | const uint64_t SamplingBar::MinSampleCount = 100ULL; |
48 | const uint64_t SamplingBar::MaxSampleCount = 1000000000000ULL; | |
49 | const uint64_t SamplingBar::DefaultSampleCount = 1000000; | |
09f5d123 | 50 | |
aca00b1e | 51 | SamplingBar::SamplingBar(SigSession &session, QWidget *parent) : |
6fb67b27 | 52 | QToolBar("Sampling Bar", parent), |
aca00b1e | 53 | _session(session), |
dde1a563 | 54 | _device_selector(this), |
95237c18 | 55 | _updating_device_selector(false), |
cdb50f67 | 56 | _configure_button(this), |
b3e8a5d8 | 57 | _configure_button_action(NULL), |
6ac6242b | 58 | _channels_button(this), |
124d97de | 59 | _sample_count(" samples", this), |
1198b887 JH |
60 | _sample_rate("Hz", this), |
61 | _updating_sample_rate(false), | |
85756012 | 62 | _updating_sample_count(false), |
6546a6a7 | 63 | _sample_count_supported(false), |
2b49eeb0 | 64 | _icon_red(":/icons/status-red.svg"), |
f5798068 JH |
65 | _icon_green(":/icons/status-green.svg"), |
66 | _icon_grey(":/icons/status-grey.svg"), | |
274d4f13 | 67 | _run_stop_button(this) |
6fb67b27 | 68 | { |
0c7cdea2 SA |
69 | setObjectName(QString::fromUtf8("SamplingBar")); |
70 | ||
cdb50f67 | 71 | connect(&_run_stop_button, SIGNAL(clicked()), |
9f3d12f3 | 72 | this, SLOT(on_run_stop())); |
dde1a563 JH |
73 | connect(&_device_selector, SIGNAL(currentIndexChanged (int)), |
74 | this, SLOT(on_device_selected())); | |
124d97de ML |
75 | connect(&_sample_count, SIGNAL(value_changed()), |
76 | this, SLOT(on_sample_count_changed())); | |
1198b887 JH |
77 | connect(&_sample_rate, SIGNAL(value_changed()), |
78 | this, SLOT(on_sample_rate_changed())); | |
dde1a563 | 79 | |
124d97de | 80 | _sample_count.show_min_max_step(0, UINT64_MAX, 1); |
215f9499 | 81 | |
2b49eeb0 | 82 | set_capture_state(pv::SigSession::Stopped); |
274d4f13 | 83 | |
688ef645 JH |
84 | _configure_button.setIcon(QIcon::fromTheme("configure", |
85 | QIcon(":/icons/configure.png"))); | |
b7b659aa | 86 | |
6ac6242b ML |
87 | _channels_button.setIcon(QIcon::fromTheme("channels", |
88 | QIcon(":/icons/channels.svg"))); | |
cdb50f67 | 89 | |
f5798068 JH |
90 | _run_stop_button.setToolButtonStyle(Qt::ToolButtonTextBesideIcon); |
91 | ||
6fb67b27 | 92 | addWidget(&_device_selector); |
b3e8a5d8 | 93 | _configure_button_action = addWidget(&_configure_button); |
6ac6242b | 94 | addWidget(&_channels_button); |
124d97de | 95 | addWidget(&_sample_count); |
1198b887 | 96 | addWidget(&_sample_rate); |
6fb67b27 | 97 | |
1198b887 | 98 | addWidget(&_run_stop_button); |
40065ab6 JS |
99 | |
100 | _sample_count.installEventFilter(this); | |
101 | _sample_rate.installEventFilter(this); | |
6fb67b27 JH |
102 | } |
103 | ||
18203d86 | 104 | void SamplingBar::set_device_list( |
e95e8563 JH |
105 | const std::list< shared_ptr<pv::device::DevInst> > &devices, |
106 | shared_ptr<pv::device::DevInst> selected) | |
18203d86 | 107 | { |
e95e8563 JH |
108 | int selected_index = -1; |
109 | ||
110 | assert(selected); | |
111 | ||
95237c18 JH |
112 | _updating_device_selector = true; |
113 | ||
18203d86 | 114 | _device_selector.clear(); |
19adbc2c | 115 | _device_selector_map.clear(); |
18203d86 | 116 | |
d9aecf1f | 117 | for (shared_ptr<pv::device::DevInst> dev_inst : devices) { |
19adbc2c JH |
118 | assert(dev_inst); |
119 | const string title = dev_inst->format_device_title(); | |
120 | const sr_dev_inst *sdi = dev_inst->dev_inst(); | |
121 | assert(sdi); | |
122 | ||
e95e8563 JH |
123 | if (selected == dev_inst) |
124 | selected_index = _device_selector.count(); | |
125 | ||
19adbc2c | 126 | _device_selector_map[sdi] = dev_inst; |
dd63af74 JH |
127 | _device_selector.addItem(title.c_str(), |
128 | qVariantFromValue((void*)sdi)); | |
18203d86 JH |
129 | } |
130 | ||
e95e8563 JH |
131 | // The selected device should have been in the list |
132 | assert(selected_index != -1); | |
133 | _device_selector.setCurrentIndex(selected_index); | |
134 | ||
135 | update_device_config_widgets(); | |
136 | ||
95237c18 | 137 | _updating_device_selector = false; |
18203d86 JH |
138 | } |
139 | ||
94574501 | 140 | shared_ptr<pv::device::DevInst> SamplingBar::get_selected_device() const |
d4984fe7 | 141 | { |
6fb67b27 | 142 | const int index = _device_selector.currentIndex(); |
333d5bbc | 143 | if (index < 0) |
94574501 | 144 | return shared_ptr<pv::device::DevInst>(); |
19adbc2c JH |
145 | |
146 | const sr_dev_inst *const sdi = | |
147 | (const sr_dev_inst*)_device_selector.itemData( | |
148 | index).value<void*>(); | |
149 | assert(sdi); | |
6fb67b27 | 150 | |
f46e495e | 151 | const auto iter = _device_selector_map.find(sdi); |
19adbc2c | 152 | if (iter == _device_selector_map.end()) |
94574501 | 153 | return shared_ptr<pv::device::DevInst>(); |
19adbc2c | 154 | |
94574501 | 155 | return shared_ptr<pv::device::DevInst>((*iter).second); |
6fb67b27 JH |
156 | } |
157 | ||
2b49eeb0 | 158 | void SamplingBar::set_capture_state(pv::SigSession::capture_state state) |
6ac96c2e | 159 | { |
2b49eeb0 JH |
160 | const QIcon *icons[] = {&_icon_grey, &_icon_red, &_icon_green}; |
161 | _run_stop_button.setIcon(*icons[state]); | |
162 | _run_stop_button.setText((state == pv::SigSession::Stopped) ? | |
163 | tr("Run") : tr("Stop")); | |
6ac96c2e JH |
164 | } |
165 | ||
dde1a563 JH |
166 | void SamplingBar::update_sample_rate_selector() |
167 | { | |
488f5d3f BV |
168 | GVariant *gvar_dict, *gvar_list; |
169 | const uint64_t *elements = NULL; | |
170 | gsize num_elements; | |
dde1a563 | 171 | |
3d4f16af JH |
172 | if (_updating_sample_rate) |
173 | return; | |
174 | ||
94574501 | 175 | const shared_ptr<device::DevInst> dev_inst = get_selected_device(); |
19adbc2c | 176 | if (!dev_inst) |
ef4d0201 JH |
177 | return; |
178 | ||
3d4f16af | 179 | assert(!_updating_sample_rate); |
1198b887 JH |
180 | _updating_sample_rate = true; |
181 | ||
8dd44190 | 182 | if (!(gvar_dict = dev_inst->list_config(NULL, SR_CONF_SAMPLERATE))) |
1198b887 JH |
183 | { |
184 | _sample_rate.show_none(); | |
185 | _updating_sample_rate = false; | |
dde1a563 | 186 | return; |
1198b887 | 187 | } |
dde1a563 | 188 | |
488f5d3f | 189 | if ((gvar_list = g_variant_lookup_value(gvar_dict, |
1198b887 JH |
190 | "samplerate-steps", G_VARIANT_TYPE("at")))) |
191 | { | |
488f5d3f BV |
192 | elements = (const uint64_t *)g_variant_get_fixed_array( |
193 | gvar_list, &num_elements, sizeof(uint64_t)); | |
aafe53af JH |
194 | |
195 | const uint64_t min = elements[0]; | |
196 | const uint64_t max = elements[1]; | |
197 | const uint64_t step = elements[2]; | |
198 | ||
488f5d3f | 199 | g_variant_unref(gvar_list); |
aafe53af JH |
200 | |
201 | assert(min > 0); | |
202 | assert(max > 0); | |
203 | assert(max > min); | |
204 | assert(step > 0); | |
205 | ||
206 | if (step == 1) | |
207 | _sample_rate.show_125_list(min, max); | |
208 | else | |
209 | { | |
210 | // When the step is not 1, we cam't make a 1-2-5-10 | |
211 | // list of sample rates, because we may not be able to | |
212 | // make round numbers. Therefore in this case, show a | |
213 | // spin box. | |
214 | _sample_rate.show_min_max_step(min, max, step); | |
215 | } | |
dde1a563 | 216 | } |
488f5d3f BV |
217 | else if ((gvar_list = g_variant_lookup_value(gvar_dict, |
218 | "samplerates", G_VARIANT_TYPE("at")))) | |
dde1a563 | 219 | { |
488f5d3f BV |
220 | elements = (const uint64_t *)g_variant_get_fixed_array( |
221 | gvar_list, &num_elements, sizeof(uint64_t)); | |
1198b887 | 222 | _sample_rate.show_list(elements, num_elements); |
488f5d3f | 223 | g_variant_unref(gvar_list); |
dde1a563 | 224 | } |
1198b887 | 225 | _updating_sample_rate = false; |
48888313 | 226 | |
488f5d3f | 227 | g_variant_unref(gvar_dict); |
48888313 JH |
228 | update_sample_rate_selector_value(); |
229 | } | |
230 | ||
231 | void SamplingBar::update_sample_rate_selector_value() | |
232 | { | |
488f5d3f BV |
233 | GVariant *gvar; |
234 | uint64_t samplerate; | |
235 | ||
3d4f16af JH |
236 | if (_updating_sample_rate) |
237 | return; | |
238 | ||
94574501 | 239 | const shared_ptr<device::DevInst> dev_inst = get_selected_device(); |
19adbc2c JH |
240 | if (!dev_inst) |
241 | return; | |
242 | ||
8dd44190 JH |
243 | if (!(gvar = dev_inst->get_config(NULL, SR_CONF_SAMPLERATE))) { |
244 | qDebug() << "WARNING: Failed to get value of sample rate"; | |
eb4008a6 JH |
245 | return; |
246 | } | |
488f5d3f BV |
247 | samplerate = g_variant_get_uint64(gvar); |
248 | g_variant_unref(gvar); | |
48888313 | 249 | |
3d4f16af | 250 | assert(!_updating_sample_rate); |
1198b887 JH |
251 | _updating_sample_rate = true; |
252 | _sample_rate.set_value(samplerate); | |
253 | _updating_sample_rate = false; | |
48888313 JH |
254 | } |
255 | ||
85756012 ML |
256 | void SamplingBar::update_sample_count_selector() |
257 | { | |
85756012 | 258 | GVariant *gvar; |
85756012 | 259 | |
3d4f16af JH |
260 | if (_updating_sample_count) |
261 | return; | |
262 | ||
94574501 | 263 | const shared_ptr<device::DevInst> dev_inst = get_selected_device(); |
19adbc2c JH |
264 | if (!dev_inst) |
265 | return; | |
266 | ||
3d4f16af | 267 | assert(!_updating_sample_count); |
b50ef520 | 268 | _updating_sample_count = true; |
85756012 | 269 | |
b50ef520 | 270 | if (_sample_count_supported) |
df3c1aa3 | 271 | { |
3cbffdcf | 272 | uint64_t sample_count = _sample_count.value(); |
1d04852f | 273 | uint64_t min_sample_count = 0; |
b50ef520 JH |
274 | uint64_t max_sample_count = MaxSampleCount; |
275 | ||
3cbffdcf JH |
276 | if (sample_count == 0) |
277 | sample_count = DefaultSampleCount; | |
278 | ||
8dd44190 JH |
279 | if ((gvar = dev_inst->list_config(NULL, SR_CONF_LIMIT_SAMPLES))) |
280 | { | |
1d04852f JH |
281 | g_variant_get(gvar, "(tt)", |
282 | &min_sample_count, &max_sample_count); | |
b50ef520 JH |
283 | g_variant_unref(gvar); |
284 | } | |
285 | ||
1d04852f JH |
286 | min_sample_count = min(max(min_sample_count, MinSampleCount), |
287 | max_sample_count); | |
288 | ||
289 | _sample_count.show_125_list( | |
290 | min_sample_count, max_sample_count); | |
b50ef520 | 291 | |
8dd44190 | 292 | if ((gvar = dev_inst->get_config(NULL, SR_CONF_LIMIT_SAMPLES))) |
b50ef520 JH |
293 | { |
294 | sample_count = g_variant_get_uint64(gvar); | |
295 | if (sample_count == 0) | |
296 | sample_count = DefaultSampleCount; | |
297 | sample_count = min(max(sample_count, MinSampleCount), | |
298 | max_sample_count); | |
299 | ||
300 | g_variant_unref(gvar); | |
301 | } | |
302 | ||
303 | _sample_count.set_value(sample_count); | |
85756012 | 304 | } |
b50ef520 JH |
305 | else |
306 | _sample_count.show_none(); | |
df3c1aa3 | 307 | |
df3c1aa3 | 308 | _updating_sample_count = false; |
85756012 ML |
309 | } |
310 | ||
e95e8563 JH |
311 | void SamplingBar::update_device_config_widgets() |
312 | { | |
313 | GVariant *gvar; | |
314 | ||
315 | using namespace pv::popups; | |
316 | ||
317 | const shared_ptr<device::DevInst> dev_inst = get_selected_device(); | |
318 | if (!dev_inst) | |
319 | return; | |
320 | ||
321 | // Update the configure popup | |
322 | DeviceOptions *const opts = new DeviceOptions(dev_inst, this); | |
323 | _configure_button_action->setVisible( | |
324 | !opts->binding().properties().empty()); | |
325 | _configure_button.set_popup(opts); | |
326 | ||
6ac6242b ML |
327 | // Update the channels popup |
328 | Channels *const channels = new Channels(_session, this); | |
329 | _channels_button.set_popup(channels); | |
e95e8563 JH |
330 | |
331 | // Update supported options. | |
332 | _sample_count_supported = false; | |
333 | ||
334 | if ((gvar = dev_inst->list_config(NULL, SR_CONF_DEVICE_OPTIONS))) | |
335 | { | |
336 | gsize num_opts; | |
337 | const int *const options = | |
338 | (const int32_t *)g_variant_get_fixed_array( | |
339 | gvar, &num_opts, sizeof(int32_t)); | |
340 | for (unsigned int i = 0; i < num_opts; i++) | |
341 | { | |
342 | switch (options[i]) { | |
343 | case SR_CONF_LIMIT_SAMPLES: | |
344 | _sample_count_supported = true; | |
345 | break; | |
346 | case SR_CONF_LIMIT_FRAMES: | |
347 | dev_inst->set_config(NULL, SR_CONF_LIMIT_FRAMES, | |
348 | g_variant_new_uint64(1)); | |
349 | break; | |
350 | } | |
351 | } | |
352 | } | |
353 | ||
354 | // Add notification of reconfigure events | |
355 | disconnect(this, SLOT(on_config_changed())); | |
356 | connect(dev_inst.get(), SIGNAL(config_changed()), | |
357 | this, SLOT(on_config_changed())); | |
358 | ||
359 | // Update sweep timing widgets. | |
360 | update_sample_count_selector(); | |
361 | update_sample_rate_selector(); | |
362 | } | |
363 | ||
124d97de ML |
364 | void SamplingBar::commit_sample_count() |
365 | { | |
366 | uint64_t sample_count = 0; | |
367 | ||
3d4f16af JH |
368 | if (_updating_sample_count) |
369 | return; | |
370 | ||
94574501 | 371 | const shared_ptr<device::DevInst> dev_inst = get_selected_device(); |
19adbc2c JH |
372 | if (!dev_inst) |
373 | return; | |
374 | ||
124d97de ML |
375 | sample_count = _sample_count.value(); |
376 | ||
377 | // Set the sample count | |
3d4f16af JH |
378 | assert(!_updating_sample_count); |
379 | _updating_sample_count = true; | |
3668e2fe JH |
380 | if (_sample_count_supported && |
381 | !dev_inst->set_config(NULL, SR_CONF_LIMIT_SAMPLES, | |
8dd44190 | 382 | g_variant_new_uint64(sample_count))) { |
124d97de ML |
383 | qDebug() << "Failed to configure sample count."; |
384 | return; | |
385 | } | |
3d4f16af | 386 | _updating_sample_count = false; |
124d97de ML |
387 | } |
388 | ||
48888313 JH |
389 | void SamplingBar::commit_sample_rate() |
390 | { | |
391 | uint64_t sample_rate = 0; | |
392 | ||
3d4f16af JH |
393 | if (_updating_sample_rate) |
394 | return; | |
395 | ||
94574501 | 396 | const shared_ptr<device::DevInst> dev_inst = get_selected_device(); |
19adbc2c JH |
397 | if (!dev_inst) |
398 | return; | |
399 | ||
1198b887 | 400 | sample_rate = _sample_rate.value(); |
f9541bde JH |
401 | if (sample_rate == 0) |
402 | return; | |
403 | ||
48888313 | 404 | // Set the samplerate |
3d4f16af JH |
405 | assert(!_updating_sample_rate); |
406 | _updating_sample_rate = true; | |
8dd44190 JH |
407 | if (!dev_inst->set_config(NULL, SR_CONF_SAMPLERATE, |
408 | g_variant_new_uint64(sample_rate))) { | |
48888313 JH |
409 | qDebug() << "Failed to configure samplerate."; |
410 | return; | |
411 | } | |
3d4f16af | 412 | _updating_sample_rate = false; |
dde1a563 JH |
413 | } |
414 | ||
415 | void SamplingBar::on_device_selected() | |
416 | { | |
95237c18 JH |
417 | if (_updating_device_selector) |
418 | return; | |
419 | ||
94574501 | 420 | const shared_ptr<device::DevInst> dev_inst = get_selected_device(); |
19adbc2c JH |
421 | if (!dev_inst) |
422 | return; | |
423 | ||
19adbc2c | 424 | _session.set_device(dev_inst); |
51d4a9ab | 425 | |
e95e8563 | 426 | update_device_config_widgets(); |
dde1a563 | 427 | } |
51e77110 | 428 | |
124d97de ML |
429 | void SamplingBar::on_sample_count_changed() |
430 | { | |
3d4f16af | 431 | commit_sample_count(); |
124d97de ML |
432 | } |
433 | ||
48888313 JH |
434 | void SamplingBar::on_sample_rate_changed() |
435 | { | |
3d4f16af | 436 | commit_sample_rate(); |
48888313 JH |
437 | } |
438 | ||
9f3d12f3 JH |
439 | void SamplingBar::on_run_stop() |
440 | { | |
b50ef520 | 441 | commit_sample_count(); |
9f3d12f3 JH |
442 | commit_sample_rate(); |
443 | run_stop(); | |
444 | } | |
445 | ||
82afd5e3 JH |
446 | void SamplingBar::on_config_changed() |
447 | { | |
448 | commit_sample_count(); | |
449 | update_sample_count_selector(); | |
450 | commit_sample_rate(); | |
451 | update_sample_rate_selector(); | |
452 | } | |
453 | ||
40065ab6 JS |
454 | bool SamplingBar::eventFilter(QObject *watched, QEvent *event) |
455 | { | |
456 | if ((watched == &_sample_count || watched == &_sample_rate) && | |
457 | (event->type() == QEvent::ToolTip)) { | |
458 | double sec = (double)_sample_count.value() / _sample_rate.value(); | |
40065ab6 | 459 | QHelpEvent *help_event = static_cast<QHelpEvent*>(event); |
62974f45 JS |
460 | |
461 | QString str = tr("Total sampling time: %1").arg(pv::util::format_second(sec)); | |
40065ab6 JS |
462 | QToolTip::showText(help_event->globalPos(), str); |
463 | ||
464 | return true; | |
465 | } | |
466 | ||
467 | return false; | |
468 | } | |
469 | ||
f4c92e1c | 470 | } // namespace toolbars |
51e77110 | 471 | } // namespace pv |